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stabilized app

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This commit is contained in:
Torsten Schulz
2025-07-21 14:59:43 +02:00
committed by Torsten (PC)
parent 51fd9fcd13
commit 1451225978
25 changed files with 3590 additions and 228 deletions
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58
CMakeLists.txt
View File

@@ -1,22 +1,33 @@
cmake_minimum_required(VERSION 3.20) cmake_minimum_required(VERSION 3.20)
project(YourPartDaemon VERSION 1.0 LANGUAGES CXX) project(YourPartDaemon VERSION 1.0 LANGUAGES CXX)
set(CMAKE_CXX_STANDARD 20) # C++ Standard and Compiler Settings
set(CMAKE_CXX_STANDARD 23)
set(CMAKE_CXX_STANDARD_REQUIRED ON) set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_C_COMPILER "gcc-13") # Explicitly set compiler versions for Tumbleweed
set(CMAKE_CPP_COMPILER "g++-13") set(CMAKE_C_COMPILER gcc-15)
set(CMAKE_CXX_COMPILER g++-15)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -flto=auto") set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -flto=auto")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -flto") set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -flto")
set(CMAKE_BUILD_TYPE Debug)
# Include /usr/local if needed
list(APPEND CMAKE_PREFIX_PATH /usr/local)
# Find libwebsockets via pkg-config
find_package(PkgConfig REQUIRED)
pkg_check_modules(LWS REQUIRED libwebsockets)
# Find other dependencies
find_package(PostgreSQL REQUIRED) find_package(PostgreSQL REQUIRED)
find_package(Threads REQUIRED) find_package(Threads REQUIRED)
find_package(nlohmann_json CONFIG REQUIRED)
# PostgreSQL C++ libpqxx
find_package(PkgConfig REQUIRED) find_package(PkgConfig REQUIRED)
pkg_check_modules(LIBPQXX REQUIRED libpqxx) pkg_check_modules(LIBPQXX REQUIRED libpqxx)
include_directories(${LIBPQXX_INCLUDE_DIRS}) # Project sources and headers
link_directories(${LIBPQXX_LIBRARY_DIRS})
add_definitions(${LIBPQXX_CFLAGS_OTHER})
set(SOURCES set(SOURCES
src/main.cpp src/main.cpp
src/config.cpp src/config.cpp
@@ -26,6 +37,12 @@ set(SOURCES
src/produce_worker.cpp src/produce_worker.cpp
src/message_broker.cpp src/message_broker.cpp
src/websocket_server.cpp src/websocket_server.cpp
src/stockagemanager.cpp
src/director_worker.cpp
src/valuerecalculationworker.cpp
src/usercharacterworker.cpp
src/houseworker.cpp
src/politics_worker.cpp
) )
set(HEADERS set(HEADERS
@@ -37,13 +54,34 @@ set(HEADERS
src/produce_worker.h src/produce_worker.h
src/message_broker.h src/message_broker.h
src/websocket_server.h src/websocket_server.h
src/stockagemanager.h
src/director_worker.h
src/valuerecalculationworker.h
src/usercharacterworker.h
src/houseworker.h
src/politics_worker.h
) )
# Define executable target
add_executable(yourpart-daemon ${SOURCES} ${HEADERS}) add_executable(yourpart-daemon ${SOURCES} ${HEADERS})
find_package(nlohmann_json CONFIG REQUIRED)
target_include_directories(yourpart-daemon PRIVATE ${PostgreSQL_INCLUDE_DIRS}) # Include directories
target_link_libraries(yourpart-daemon PRIVATE ${PostgreSQL_LIBRARIES} Threads::Threads z ssl crypto ${CMAKE_SOURCE_DIR}/lib/uSockets.a ${LIBPQXX_LIBRARIES}) target_include_directories(yourpart-daemon PRIVATE
${PostgreSQL_INCLUDE_DIRS}
${LIBPQXX_INCLUDE_DIRS}
${LWS_INCLUDE_DIRS}
)
# Link libraries
target_link_libraries(yourpart-daemon PRIVATE
${PostgreSQL_LIBRARIES}
Threads::Threads
z ssl crypto
${LIBPQXX_LIBRARIES}
${LWS_LIBRARIES}
nlohmann_json::nlohmann_json
)
# Installation rules
install(TARGETS yourpart-daemon DESTINATION /usr/local/bin) install(TARGETS yourpart-daemon DESTINATION /usr/local/bin)
install(FILES daemon.conf DESTINATION /etc/yourpart/) install(FILES daemon.conf DESTINATION /etc/yourpart/)

414
CMakeLists.txt.user Normal file
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@@ -0,0 +1,414 @@
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205
CMakeLists.txt.user.d36652f Normal file
View File

@@ -0,0 +1,205 @@
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE QtCreatorProject>
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161
src/character_creation_worker.cpp
View File

@@ -3,15 +3,21 @@
#include <iostream> #include <iostream>
#include <chrono> #include <chrono>
#include <thread> #include <thread>
#include <random>
CharacterCreationWorker::CharacterCreationWorker(ConnectionPool &pool, MessageBroker &broker) CharacterCreationWorker::CharacterCreationWorker(ConnectionPool &pool, MessageBroker &broker)
: Worker(pool, broker, "CharacterCreationWorker") : Worker(pool, broker, "CharacterCreationWorker"),
, gen(std::random_device{}()) gen(std::random_device{}()),
, dist(2, 3) dist(2, 3),
{ deathCheckRunning(true),
deathThread(&CharacterCreationWorker::monitorCharacterDeaths, this) {
} }
CharacterCreationWorker::~CharacterCreationWorker() { CharacterCreationWorker::~CharacterCreationWorker() {
deathCheckRunning.store(false);
if (deathThread.joinable()) {
deathThread.join();
}
} }
void CharacterCreationWorker::run() { void CharacterCreationWorker::run() {
@@ -38,22 +44,17 @@ bool CharacterCreationWorker::isTodayCharacterCreated() {
auto &db = connGuard.get(); auto &db = connGuard.get();
setCurrentStep("Execute Query"); setCurrentStep("Execute Query");
auto results = db.query(QUERY_IS_PREVIOUS_DAY_CHARACTER_CREATED); auto results = db.query(QUERY_IS_PREVIOUS_DAY_CHARACTER_CREATED);
if (!results.empty()) { return !results.empty();
std::string created_at_str = results[0].at("created_at");
return true;
}
} catch (const std::exception &e) { } catch (const std::exception &e) {
std::cerr << "[CharacterCreationWorker] Fehler in isTodayCharacterCreated: " std::cerr << "[CharacterCreationWorker] Fehler in isTodayCharacterCreated: " << e.what() << std::endl;
<< e.what() << std::endl; return false;
} }
setCurrentStep("No previous day character found");
return false;
} }
void CharacterCreationWorker::createCharactersForToday() { void CharacterCreationWorker::createCharactersForToday() {
loadNames(); loadNames();
if (first_name_cache.empty() || last_name_cache.empty()) { if (first_name_cache.empty() || last_name_cache.empty()) {
std::cerr << "Fehler: Namen konnten nicht geladen werden." << std::endl; std::cerr << "[CharacterCreationWorker] Fehler: Namen konnten nicht geladen werden." << std::endl;
return; return;
} }
@@ -67,7 +68,7 @@ void CharacterCreationWorker::createCharactersForRegion(int region_id) {
std::vector<int> nobility_stands = {1, 2, 3}; std::vector<int> nobility_stands = {1, 2, 3};
std::vector<std::string> genders = {"male", "female"}; std::vector<std::string> genders = {"male", "female"};
for (auto nobility : nobility_stands) { for (auto nobility : nobility_stands) {
for (auto &gender : genders) { for (const auto &gender : genders) {
int num_chars = dist(gen); int num_chars = dist(gen);
for (int i = 0; i < num_chars; ++i) { for (int i = 0; i < num_chars; ++i) {
createCharacter(region_id, gender, nobility); createCharacter(region_id, gender, nobility);
@@ -76,9 +77,7 @@ void CharacterCreationWorker::createCharactersForRegion(int region_id) {
} }
} }
void CharacterCreationWorker::createCharacter(int region_id, void CharacterCreationWorker::createCharacter(int region_id, const std::string &gender, int title_of_nobility) {
const std::string &gender,
int title_of_nobility) {
int first_name_id = getRandomFromSet(first_name_cache[gender]); int first_name_id = getRandomFromSet(first_name_cache[gender]);
if (first_name_id == -1) { if (first_name_id == -1) {
std::cerr << "Fehler: Kein passender Vorname gefunden." << std::endl; std::cerr << "Fehler: Kein passender Vorname gefunden." << std::endl;
@@ -94,54 +93,152 @@ void CharacterCreationWorker::createCharacter(int region_id,
auto &db = connGuard.get(); auto &db = connGuard.get();
db.prepare("insert_character", QUERY_INSERT_CHARACTER); db.prepare("insert_character", QUERY_INSERT_CHARACTER);
db.execute("insert_character", {std::to_string(region_id), db.execute("insert_character", {std::to_string(region_id),
std::to_string(first_name_id), std::to_string(first_name_id),
std::to_string(last_name_id), std::to_string(last_name_id),
gender, gender,
std::to_string(title_of_nobility)}); std::to_string(title_of_nobility)});
} catch (const std::exception &e) { } catch (const std::exception &e) {
std::cerr << "[CharacterCreationWorker] Fehler in createCharacter: " std::cerr << "[CharacterCreationWorker] Fehler in createCharacter: " << e.what() << std::endl;
}
}
void CharacterCreationWorker::monitorCharacterDeaths() {
while (deathCheckRunning) {
try {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
auto results = db.query(QUERY_GET_ELIGIBLE_NPC_FOR_DEATH);
for (const auto &row : results) {
int characterId = std::stoi(row.at("id"));
int age = std::stoi(row.at("age"));
if (calculateDeathProbability(age)) {
handleCharacterDeath(characterId);
}
}
} catch (const std::exception &e) {
std::cerr << "[CharacterCreationWorker] Fehler beim Überprüfen von Todesfällen: " << e.what() << std::endl;
}
std::this_thread::sleep_for(std::chrono::hours(1));
}
}
bool CharacterCreationWorker::calculateDeathProbability(int age) {
if (age < 60) {
return false;
}
double baseProbability = 0.01;
double increasePerYear = 0.01;
double deathProbability = baseProbability + (increasePerYear * (age - 60));
std::uniform_real_distribution<double> deathDist(0.0, 1.0);
return deathDist(gen) < deathProbability;
}
void CharacterCreationWorker::handleCharacterDeath(int characterId) {
try {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
// 1) Director löschen und User benachrichtigen
db.prepare("delete_director", QUERY_DELETE_DIRECTOR);
auto dirResult = db.execute("delete_director", { std::to_string(characterId) });
if (!dirResult.empty()) {
int userId = std::stoi(dirResult[0].at("user_id"));
notifyUser(userId, "director_death");
}
// 2) Relationships löschen und betroffene User benachrichtigen
db.prepare("delete_relationship", QUERY_DELETE_RELATIONSHIP);
auto relResult = db.execute("delete_relationship", { std::to_string(characterId) });
for (auto &row : relResult) {
int relatedUserId = std::stoi(row.at("related_user_id"));
notifyUser(relatedUserId, "relationship_death");
}
// 3) Child-Relations löschen und Eltern benachrichtigen
db.prepare("delete_child_relation", QUERY_DELETE_CHILD_RELATION);
auto childResult = db.execute("delete_child_relation", { std::to_string(characterId) });
for (auto &row : childResult) {
int fatherUserId = std::stoi(row.at("father_user_id"));
int motherUserId = std::stoi(row.at("mother_user_id"));
notifyUser(fatherUserId, "child_death");
notifyUser(motherUserId, "child_death");
}
// 4) Charakter als verstorben markieren
markCharacterAsDeceased(characterId);
} catch (const std::exception &e) {
std::cerr << "[CharacterCreationWorker] Fehler beim Bearbeiten des Todes: "
<< e.what() << std::endl; << e.what() << std::endl;
} }
} }
void CharacterCreationWorker::notifyUser(int userId, const std::string &eventType) {
try {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("insert_notification", QUERY_INSERT_NOTIFICATION);
db.execute("insert_notification", { std::to_string(userId) });
nlohmann::json message = {
{"event", eventType},
{"user_id", userId}
};
broker.publish(message.dump());
} catch (const std::exception &e) {
std::cerr << "[CharacterCreationWorker] Fehler beim Senden der Benachrichtigung: "
<< e.what() << std::endl;
}
}
void CharacterCreationWorker::markCharacterAsDeceased(int characterId) {
try {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("mark_character_deceased", QUERY_MARK_CHARACTER_DECEASED);
db.execute("mark_character_deceased", {std::to_string(characterId)});
} catch (const std::exception &e) {
std::cerr << "[CharacterCreationWorker] Fehler beim Markieren des Charakters als verstorben: " << e.what() << std::endl;
}
}
std::vector<int> CharacterCreationWorker::getTownRegionIds() { std::vector<int> CharacterCreationWorker::getTownRegionIds() {
try { try {
ConnectionGuard connGuard(pool); ConnectionGuard connGuard(pool);
auto &db = connGuard.get(); auto &db = connGuard.get();
auto rows = db.query(QUERY_GET_TOWN_REGION_IDS); auto rows = db.query(QUERY_GET_TOWN_REGION_IDS);
std::vector<int> ids; std::vector<int> ids;
ids.reserve(rows.size());
for (const auto &row : rows) { for (const auto &row : rows) {
ids.push_back(std::stoi(row.at("id"))); ids.push_back(std::stoi(row.at("id")));
} }
return ids; return ids;
} catch (const std::exception &e) { } catch (const std::exception &e) {
std::cerr << "[CharacterCreationWorker] Fehler in getTownRegionIds: " std::cerr << "[CharacterCreationWorker] Fehler in getTownRegionIds: " << e.what() << std::endl;
<< e.what() << std::endl; return {};
} }
return {};
} }
void CharacterCreationWorker::loadNames() { void CharacterCreationWorker::loadNames() {
try { try {
ConnectionGuard connGuard(pool); ConnectionGuard connGuard(pool);
auto &db = connGuard.get(); auto &db = connGuard.get();
auto firstNameRows = db.query(QUERY_LOAD_FIRST_NAMES); auto firstNameRows = db.query(QUERY_LOAD_FIRST_NAMES);
for (const auto &row : firstNameRows) { for (const auto &row : firstNameRows) {
first_name_cache[row.at("gender")].insert(std::stoi(row.at("id"))); first_name_cache[row.at("gender")].insert(std::stoi(row.at("id")));
} }
auto lastNameRows = db.query(QUERY_LOAD_LAST_NAMES); auto lastNameRows = db.query(QUERY_LOAD_LAST_NAMES);
for (const auto &row : lastNameRows) { for (const auto &row : lastNameRows) {
last_name_cache.insert(std::stoi(row.at("id"))); last_name_cache.insert(std::stoi(row.at("id")));
} }
} catch (const std::exception &e) { } catch (const std::exception &e) {
std::cerr << "[CharacterCreationWorker] Fehler in loadNames: " std::cerr << "[CharacterCreationWorker] Fehler in loadNames: " << e.what() << std::endl;
<< e.what() << std::endl;
} }
} }

101
src/character_creation_worker.h
View File

@@ -6,11 +6,13 @@
#include <unordered_set> #include <unordered_set>
#include <vector> #include <vector>
#include <string> #include <string>
#include <thread>
#include <atomic>
class CharacterCreationWorker : public Worker { class CharacterCreationWorker : public Worker {
public: public:
CharacterCreationWorker(ConnectionPool &pool, MessageBroker &broker); CharacterCreationWorker(ConnectionPool &pool, MessageBroker &broker);
~CharacterCreationWorker() override; ~CharacterCreationWorker() override;
protected: protected:
void run() override; void run() override;
@@ -20,6 +22,8 @@ private:
std::uniform_int_distribution<int> dist; std::uniform_int_distribution<int> dist;
std::unordered_map<std::string, std::unordered_set<int>> first_name_cache; std::unordered_map<std::string, std::unordered_set<int>> first_name_cache;
std::unordered_set<int> last_name_cache; std::unordered_set<int> last_name_cache;
std::atomic<bool> deathCheckRunning{true};
std::thread deathThread;
bool isTodayCharacterCreated(); bool isTodayCharacterCreated();
void createCharactersForToday(); void createCharactersForToday();
@@ -28,6 +32,11 @@ private:
std::vector<int> getTownRegionIds(); std::vector<int> getTownRegionIds();
void loadNames(); void loadNames();
int getRandomFromSet(const std::unordered_set<int> &name_set); int getRandomFromSet(const std::unordered_set<int> &name_set);
void monitorCharacterDeaths();
void handleCharacterDeath(int characterId);
void notifyUser(int userId, const std::string &eventType);
void markCharacterAsDeceased(int characterId);
bool calculateDeathProbability(int age);
static constexpr const char *QUERY_IS_PREVIOUS_DAY_CHARACTER_CREATED = R"( static constexpr const char *QUERY_IS_PREVIOUS_DAY_CHARACTER_CREATED = R"(
SELECT created_at SELECT created_at
@@ -57,9 +66,97 @@ private:
static constexpr const char *QUERY_INSERT_CHARACTER = R"( static constexpr const char *QUERY_INSERT_CHARACTER = R"(
INSERT INTO falukant_data."character"( INSERT INTO falukant_data."character"(
user_id, region_id, first_name, last_name, user_id, region_id, first_name, last_name,
birthdate, gender, created_at, updated_at, title_of_nobility birthdate, gender, created_at, updated_at, title_of_nobility
) )
VALUES (NULL, $1, $2, $3, NOW(), $4, NOW(), NOW(), $5); VALUES (NULL, $1, $2, $3, NOW(), $4, NOW(), NOW(), $5);
)"; )";
static constexpr const char *QUERY_GET_ELIGIBLE_NPC_FOR_DEATH = R"(
WITH aged AS (
SELECT
c.id,
(current_date - c.birthdate::date) AS age,
c.user_id
FROM
falukant_data."character" c
WHERE
c.user_id IS NULL
AND (current_date - c.birthdate::date) > 60
),
always_sel AS (
-- Immer mitnehmen: alle über 85 Tage
SELECT *
FROM aged
WHERE age > 85
),
random_sel AS (
-- Zufallsstichprobe: alle zwischen 61 und 85 Tagen, hier beispielhaft auf 10 limitiert
SELECT *
FROM aged
WHERE age <= 85
ORDER BY random()
LIMIT 10 -- <-- hier die gewünschte Anzahl anpassen
)
-- Zusammenführen der beiden Mengen
SELECT *
FROM always_sel
UNION ALL
SELECT *
FROM random_sel;
)";
static constexpr const char *QUERY_DELETE_DIRECTOR = R"(
DELETE FROM falukant_data.director
WHERE director_character_id = $1
RETURNING employer_user_id;
)";
static constexpr const char *QUERY_DELETE_RELATIONSHIP = R"(
WITH deleted AS (
DELETE FROM falukant_data.relationship
WHERE character1_id = $1
OR character2_id = $1
RETURNING
CASE
WHEN character1_id = $1 THEN character2_id
ELSE character1_id
END AS related_character_id,
relationship_type_id
)
SELECT
c.user_id AS related_user_id
FROM deleted d
JOIN falukant_data."character" c
ON c.id = d.related_character_id;
)";
static constexpr const char *QUERY_DELETE_CHILD_RELATION = R"(
WITH deleted AS (
DELETE FROM falukant_data.child_relation
WHERE child_character_id = $1
RETURNING
father_character_id,
mother_character_id
)
SELECT
cf.user_id AS father_user_id,
cm.user_id AS mother_user_id
FROM deleted d
JOIN falukant_data."character" cf
ON cf.id = d.father_character_id
JOIN falukant_data."character" cm
ON cm.id = d.mother_character_id;
)";
static constexpr const char *QUERY_INSERT_NOTIFICATION = R"(
INSERT INTO falukant_log.notification (user_id, tr, shown, created_at, updated_at)
VALUES ($1, 'director_death', false, NOW(), NOW());
)";
static constexpr const char *QUERY_MARK_CHARACTER_DECEASED = R"(
DELETE FROM falukant_data."character"
WHERE id = $1;
)";
}; };

33
src/database.cpp
View File

@@ -1,4 +1,9 @@
#include "database.h" #include "database.h"
#include <pqxx/pqxx>
#include <vector>
#include <unordered_map>
#include <string>
#include <iostream>
Database::Database(const std::string &conninfo) Database::Database(const std::string &conninfo)
{ {
@@ -9,7 +14,9 @@ Database::Database(const std::string &conninfo)
} }
} catch (const std::exception &e) { } catch (const std::exception &e) {
std::cerr << "[Database] Fehler beim Verbinden: " << e.what() << std::endl; std::cerr << "[Database] Fehler beim Verbinden: " << e.what() << std::endl;
throw;
throw;
} }
} }
@@ -48,32 +55,16 @@ void Database::prepare(const std::string &stmtName, const std::string &sql)
} }
} }
#include <pqxx/pqxx> Database::FieldList Database::execute(const std::string &stmtName, const std::vector<std::string> &params) {
#include <vector>
#include <unordered_map>
#include <string>
#include <iostream>
#include <sstream>
std::vector<std::unordered_map<std::string, std::string>>
Database::execute(const std::string &stmtName, const std::vector<std::string> &params)
{
std::vector<std::unordered_map<std::string, std::string>> rows; std::vector<std::unordered_map<std::string, std::string>> rows;
try { try {
pqxx::work txn(*connection_); pqxx::work txn(*connection_);
pqxx::prepare::invocation inv = txn.prepared(stmtName); pqxx::prepare::invocation inv = txn.prepared(stmtName);
// Parameter einzeln hinzufügen
for (auto &p : params) { for (auto &p : params) {
inv(p); inv(p);
} }
// Ausführung
pqxx::result r = inv.exec(); pqxx::result r = inv.exec();
txn.commit(); txn.commit();
// Ergebnis verarbeiten
for (const auto &row : r) { for (const auto &row : r) {
std::unordered_map<std::string, std::string> mapRow; std::unordered_map<std::string, std::string> mapRow;
for (pqxx::row::size_type i = 0; i < row.size(); ++i) { for (pqxx::row::size_type i = 0; i < row.size(); ++i) {
@@ -91,6 +82,12 @@ Database::execute(const std::string &stmtName, const std::vector<std::string> &p
return rows; return rows;
} }
void Database::remove(const std::string &stmtName) {
pqxx::work txn(*connection_);
txn.conn().unprepare(stmtName);
txn.commit();
}
bool Database::isValid() const { bool Database::isValid() const {
try { try {
if (!connection_ || !connection_->is_open()) { if (!connection_ || !connection_->is_open()) {

11
src/database.h
View File

@@ -2,24 +2,25 @@
#include <string> #include <string>
#include <vector> #include <vector>
#include <unordered_map> #include <unordered_map>
#include <sstream>
#include <pgsql/libpq-fe.h> #include <pgsql/libpq-fe.h>
#include <iostream>
#include <memory> #include <memory>
#include <unordered_map> #include <unordered_map>
#include <pqxx/pqxx> #include <pqxx/pqxx>
class Database class Database {
{
public: public:
Database(const std::string &conninfo); Database(const std::string &conninfo);
typedef std::unordered_map<std::string, std::string> FieldMap;
typedef std::vector<FieldMap> FieldList;
std::vector<std::map<std::string, std::string>> query(const std::string &sql); std::vector<std::map<std::string, std::string>> query(const std::string &sql);
void prepare(const std::string &stmtName, const std::string &sql); void prepare(const std::string &stmtName, const std::string &sql);
std::vector<std::unordered_map<std::string,std::string>> execute( FieldList execute(
const std::string &stmtName, const std::string &stmtName,
const std::vector<std::string> &params = {} const std::vector<std::string> &params = {}
); );
void remove(const std::string &stmtName);
bool isOpen() const { return connection_ && connection_->is_open(); } bool isOpen() const { return connection_ && connection_->is_open(); }
bool isValid() const; bool isValid() const;

192
src/director_worker.cpp Normal file
View File

@@ -0,0 +1,192 @@
#include "director_worker.h"
#include <iostream>
DirectorWorker::DirectorWorker(ConnectionPool &pool, MessageBroker &broker)
: Worker(pool, broker, "DirectorWorker") {
}
DirectorWorker::~DirectorWorker() {
}
void DirectorWorker::run() {
auto lastExecutionTime = std::chrono::steady_clock::now();
while (runningWorker) {
signalActivity();
auto now = std::chrono::steady_clock::now();
auto elapsed = std::chrono::duration_cast<std::chrono::seconds>(now - lastExecutionTime).count();
if (elapsed >= 60) {
try {
performTask();
paySalary();
calculateSatisfaction();
lastExecutionTime = now;
} catch (const std::exception &e) {
std::cerr << "[DirectorWorker] Fehler beim Ausführen der Aufgabe: " << e.what() << std::endl;
}
}
std::this_thread::sleep_for(std::chrono::seconds(1));
}
}
void DirectorWorker::performTask() {
try {
setCurrentStep("Get Database Connection");
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
setCurrentStep("Get director actions");
db.prepare("QUERY_GET_DIRECTORS", QUERY_GET_DIRECTORS);
const auto directors = db.execute("QUERY_GET_DIRECTORS");
for (const auto &director: directors) {
if (director.at("may_produce") == "t") {
startProductions(director);
}
if (director.at("may_start_transport") == "t") {
startTransports(director);
}
if (director.at("may_sell") == "t") {
startSellings(director);
}
}
} catch (const std::exception &e) {
std::cerr << "[DirectorWorker] Fehler bei der Datenbankoperation: " << e.what() << std::endl;
}
}
void DirectorWorker::startProductions(std::unordered_map<std::string, std::string> director) {
auto parseIntOrZero = [&](const std::string &s){
if (s.empty() || s == "null") return 0;
try {
return std::stoi(s);
} catch(...) {
return 0;
}
};
setCurrentStep("Get Database Connection - Production");
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
setCurrentStep("Get to produce");
db.prepare("get_to_produce", QUERY_GET_BEST_PRODUCTION);
const auto productions = db.execute("get_to_produce", { director.at("id") });
if (productions.empty()) return;
const auto &production = productions.at(0);
int runningProductions = parseIntOrZero(production.at("running_productions"));
if (runningProductions >= 2) {
return;
}
setCurrentStep("Add production to DB");
int availableStock = parseIntOrZero(production.at("stock_size"));
int usedStock = parseIntOrZero(production.at("used_in_stock"));
int freeCapacity = availableStock - usedStock - runningProductions;
int certificate = parseIntOrZero(production.at("certificate"));
int onePieceCost = certificate * 6;
int money = parseIntOrZero(production.at("money"));
int maxMoneyProduction = onePieceCost > 0 ? money / onePieceCost : 0;
int toProduce = std::min(std::min(freeCapacity, maxMoneyProduction), 300);
if (toProduce < 1) {
return;
}
int falukantUserId = parseIntOrZero(production.at("falukant_user_id"));
int productionCost = toProduce * onePieceCost;
nlohmann::json msg1 = { { "event", "falukantUpdateStatus" } };
setCurrentStep("Update money");
changeFalukantUserMoney(falukantUserId, -productionCost, "director starts production", msg1);
setCurrentStep("Insert production");
db.prepare("insert_production", QUERY_INSERT_PRODUCTION);
int remaining = toProduce;
while (remaining > 0) {
int batch = std::min(100, remaining);
db.execute("insert_production", {
production.at("branch_id"),
production.at("product_id"),
std::to_string(batch)
});
remaining -= batch;
}
nlohmann::json msg2 = {
{ "event", "production_started" },
{ "branch_id", production.at("branch_id") }
};
sendMessageToFalukantUsers(falukantUserId, msg2);
}
void DirectorWorker::startTransports(std::unordered_map<std::string, std::string>) {
}
void DirectorWorker::startSellings(std::unordered_map<std::string, std::string> director) {
setCurrentStep("Get Database Connection - Production");
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
setCurrentStep("Get to sell");
db.prepare("get_to_sell", QUERY_GET_INVENTORY);
const auto inventory = db.execute("get_to_sell", { director.at("id") });
for (const auto &item: inventory) {
const auto inventoryId = std::stoi(item.at("id"));
const auto productId = std::stoi(item.at("product_id"));
const auto quantity = std::stoi(item.at("quantity"));
const auto quality = std::stoi(item.at("quality"));
const auto maxSellPrice = std::stod(item.at("sell_cost"));
auto falukantUserId = std::stoi(item.at("user_id"));
const auto regionId = std::stoi(item.at("region_id"));
if (quantity > 0) {
const auto minPrice = maxSellPrice * 0.6;
const auto pieceSellPrice = minPrice + (double)(maxSellPrice - minPrice) * (quality / 100.0);
const auto sellPrice = pieceSellPrice * quantity;
const nlohmann::json changeMessage = {
{ "productId", productId },
{ "event", "falukantUpdateStatus" }
};
changeFalukantUserMoney(falukantUserId, sellPrice, "sell products", changeMessage);
db.prepare("QUERY_ADD_SELL_LOG", QUERY_ADD_SELL_LOG);
db.execute("QUERY_ADD_SELL_LOG", { std::to_string(regionId), std::to_string(productId), std::to_string(quantity),
std::to_string(falukantUserId) });
}
db.prepare("remove_inventory", QUERY_REMOVE_INVENTORY);
db.execute("remove_inventory", { std::to_string(inventoryId) });
nlohmann::json message = {
{ "event", "selled_items" },
{ "branch_id", item.at("branch_id") },
};
sendMessageToFalukantUsers(falukantUserId, message);
}
}
void DirectorWorker::paySalary() {
setCurrentStep("salary - load to pay");
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("QUERY_GET_SALARY_TO_PAY", QUERY_GET_SALARY_TO_PAY);
const auto &salariesToPay = db.execute("QUERY_GET_SALARY_TO_PAY");
nlohmann::json message = {
{ "event", "falukantUpdateStatus" }
};
for (auto const &item: salariesToPay) {
changeFalukantUserMoney(std::stoi(item.at("employer_user_id")), -std::stoi(item.at("income")), "director payed out", message);
db.prepare("QUERY_SET_SALARY_PAYED", QUERY_SET_SALARY_PAYED);
db.execute("QUERY_SET_SALARY_PAYED", { std::to_string(std::stoi(item.at("id"))) });
}
}
void DirectorWorker::calculateSatisfaction() {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("QUERY_UPDATE_SATISFACTION", QUERY_UPDATE_SATISFACTION);
const auto &changedDirectors = db.execute("QUERY_UPDATE_SATISFACTION");
nlohmann::json message = {
{ "event", "directorchanged" }
};
for (auto const &director: changedDirectors) {
sendMessageToFalukantUsers(std::stoi(director.at("employer_user_id")), message);
}
}

155
src/director_worker.h Normal file
View File

@@ -0,0 +1,155 @@
#ifndef DIRECTOR_WORKER_H
#define DIRECTOR_WORKER_H
#include "worker.h"
class DirectorWorker : public Worker {
public:
explicit DirectorWorker(ConnectionPool &pool, MessageBroker &broker);
~DirectorWorker() override;
protected:
void run() override;
private:
void performTask();
void startProductions(std::unordered_map<std::string, std::string> director);
void startTransports(std::unordered_map<std::string, std::string>);
void startSellings(std::unordered_map<std::string, std::string>);
void paySalary();
void calculateSatisfaction();
static constexpr const char *QUERY_GET_DIRECTORS = R"(
select d.may_produce, d.may_sell, d.may_start_transport, b.id branch_id, fu.id falukantUserId, d.id
from falukant_data.director d
join falukant_data.falukant_user fu
on fu.id = d.employer_user_id
join falukant_data."character" c
on c.id = d.director_character_id
join falukant_data.branch b
on b.region_id = c.region_id
and b.falukant_user_id = fu.id
where current_time between '08:00:00' and '17:00:00'
)";
static constexpr const char *QUERY_GET_BEST_PRODUCTION = R"(
select fdu."id" falukant_user_id, fdu."money", fdu."certificate", ftp."id" product_id, ftp.label_tr,(select sum("quantity")
from "falukant_data"."stock" fds
where fds."branch_id" = fdb."id") stock_size, coalesce((select sum(coalesce(fdi."quantity", 0))
from "falukant_data"."stock" fds
join "falukant_data"."inventory" fdi
on fdi."stock_id" = fds."id"
where fds."branch_id" = fdb."id"), 0) used_in_stock,
(ftp."sell_cost" * (fdtpw."worth_percent" + (fdk_character."knowledge" * 2 + fdk_director."knowledge") / 3) / 100 - 6 * ftp.category) / (300.0 * ftp. production_time) worth,
fdb."id" branch_id,
(select count("id") from "falukant_data"."production" where "branch_id" = fdb."id") running_productions,
coalesce((select sum(coalesce(fdp.quantity, 0)) quantity from
falukant_data.production fdp where fdp.branch_id = fdb.id), 0) running_productions
from "falukant_data"."director" fdd
join "falukant_data".character fdc
on fdc.id = fdd.director_character_id
join "falukant_data"."falukant_user" fdu
on fdd."employer_user_id" = fdu."id"
join "falukant_data"."character" user_character
on user_character."user_id" = fdu."id"
join "falukant_data"."branch" fdb
on fdb."falukant_user_id" = fdu."id"
and fdb."region_id" = fdc."region_id"
join "falukant_data"."town_product_worth" fdtpw
on fdtpw."region_id" = fdb."region_id"
join "falukant_data"."knowledge" fdk_character
on
fdk_character."product_id" = fdtpw."product_id"
and fdk_character."character_id" = user_character."id"
and fdk_character."product_id" = fdtpw."product_id"
join "falukant_data"."knowledge" fdk_director
on
fdk_director."product_id" = fdtpw."product_id"
and fdk_director."character_id" = fdd."director_character_id"
and fdk_director."product_id" = fdtpw."product_id"
join "falukant_type"."product" ftp
on
ftp."id" = fdtpw."product_id"
and ftp.category <= fdu.certificate
where fdd."id" = $1
order by worth desc
limit 1;
)";
static constexpr const char *QUERY_INSERT_PRODUCTION = R"(
insert into "falukant_data"."production" ("branch_id", "product_id", "quantity")
values ($1, $2, $3)
)";
static constexpr const char *QUERY_GET_INVENTORY = R"(
select i.id, i.product_id, i.quantity, i.quality, p.sell_cost, fu.id user_id, b.region_id, b.id branch_id
from falukant_data.inventory i
join falukant_data.stock s
on s.id = i.stock_id
join falukant_data.branch b
on b.id = s.branch_id
join falukant_data.falukant_user fu
on fu.id = b.falukant_user_id
join falukant_data.director d
on d.employer_user_id = fu.id
join falukant_type.product p
on p.id = i.product_id
where d.id = $1
)";
static constexpr const char *QUERY_REMOVE_INVENTORY = R"(
delete from falukant_data.inventory
where id = $1
)";
static constexpr const char *QUERY_ADD_SELL_LOG = R"(
INSERT INTO falukant_log.sell ("region_id", "product_id", "quantity", "seller_id")
values ($1, $2, $3, $4)
ON CONFLICT ("region_id", "product_id", "seller_id")
DO UPDATE
SET "quantity" = falukant_log.sell."quantity" + EXCLUDED.quantity
)";
static constexpr const char *QUERY_GET_SALARY_TO_PAY = R"(
select d.id, d.employer_user_id, d.income
from falukant_data.director d
where date(d.last_salary_payout) < date(now())
)";
static constexpr const char *QUERY_SET_SALARY_PAYED = R"(
update falukant_data.director
set last_salary_payout = NOW()
where id = $1
)";
static constexpr const char *QUERY_UPDATE_SATISFACTION = R"(
WITH new_sats AS (
SELECT
d.id,
ROUND(
d.income::numeric
/
(
c.title_of_nobility
* POWER(1.231, AVG(k.knowledge) / 1.5)
)
* 100
) AS new_satisfaction
FROM falukant_data.director d
JOIN falukant_data.knowledge k
ON d.director_character_id = k.character_id
JOIN falukant_data.character c
ON c.id = d.director_character_id
GROUP BY d.id, c.title_of_nobility, d.income
)
UPDATE falukant_data.director dir
SET satisfaction = ns.new_satisfaction
FROM new_sats ns
WHERE dir.id = ns.id
-- Nur updaten, wenn sich der Wert tatsächlich ändert:
AND dir.satisfaction IS DISTINCT FROM ns.new_satisfaction
RETURNING dir.employer_user_id;
)";
};
#endif // DIRECTOR_WORKER_H

65
src/houseworker.cpp Normal file
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#include "houseworker.h"
#include <iostream>
HouseWorker::HouseWorker(ConnectionPool &pool, MessageBroker &broker):
Worker(pool, broker, "HouseWorker") {
}
HouseWorker::~HouseWorker() {
}
void HouseWorker::run() {
auto lastExecutionTime = std::chrono::steady_clock::now();
auto lastHouseStateChange = std::chrono::system_clock::now();
while (runningWorker) {
signalActivity();
auto now = std::chrono::steady_clock::now();
auto elapsed = std::chrono::duration_cast<std::chrono::seconds>(now - lastExecutionTime).count();
if (elapsed >= 3600) {
performTask();
}
auto nowSystem = std::chrono::system_clock::now();
auto lastDay = floor<std::chrono::days>(lastHouseStateChange);
auto today = floor<std::chrono::days>(nowSystem);
if (lastDay < today) {
performHouseStateChange();
lastHouseStateChange = nowSystem;
}
std::this_thread::sleep_for(std::chrono::seconds(1));
}
}
void HouseWorker::performTask() {
try {
setCurrentStep("Get Database Connection");
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
setCurrentStep("Get new houses data");
db.prepare("QUERY_GET_NEW_HOUSE_DATA", QUERY_GET_NEW_HOUSE_DATA);
const auto newHouses = db.execute("QUERY_GET_NEW_HOUSE_DATA");
for (const auto &newHouse: newHouses) {
db.prepare("QUERY_ADD_NEW_BUYABLE_HOUSE", QUERY_ADD_NEW_BUYABLE_HOUSE);
db.execute("QUERY_ADD_NEW_BUYABLE_HOUSE", { newHouse.at("house_id") });
}
} catch (const std::exception &e) {
std::cerr << "[HouseWorker] Fehler bei der Datenbankoperation: " << e.what() << std::endl;
}
}
void HouseWorker::performHouseStateChange() {
try {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.remove("QUERY_UPDATE_BUYABLE_HOUSE_STATE");
db.remove("QUERY_UPDATE_USER_HOUSE_STATE");
db.prepare("QUERY_UPDATE_BUYABLE_HOUSE_STATE", QUERY_UPDATE_BUYABLE_HOUSE_STATE);
db.prepare("QUERY_UPDATE_USER_HOUSE_STATE", QUERY_UPDATE_USER_HOUSE_STATE);
db.execute("QUERY_UPDATE_BUYABLE_HOUSE_STATE");
db.execute("QUERY_UPDATE_USER_HOUSE_STATE");
} catch(const std::exception &e) {
std::cerr << "[HouseWorker] Fehler bei der Datenbankoperation: " << e.what() << std::endl;
}
}

54
src/houseworker.h Normal file
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@@ -0,0 +1,54 @@
#ifndef HOUSEWORKER_H
#define HOUSEWORKER_H
#include "worker.h"
class HouseWorker : public Worker {
public:
HouseWorker(ConnectionPool &pool, MessageBroker &broker);
~HouseWorker() override;
protected:
void run() override;
private:
void performTask();
void performHouseStateChange();
static constexpr const char *QUERY_GET_NEW_HOUSE_DATA = R"(
SELECT
h.id AS house_id
FROM
falukant_type.house AS h
WHERE
random() < 0.0001
and "label_tr" != 'under_bridge';
)";
static constexpr const char *QUERY_ADD_NEW_BUYABLE_HOUSE = R"(
insert into falukant_data.buyable_house (house_type_id) values ($1);
)";
static constexpr const char *QUERY_UPDATE_BUYABLE_HOUSE_STATE = R"(
update falukant_data.buyable_house
set roof_condition = round(roof_condition - random() * (3 + 0 * id)),
floor_condition = round(floor_condition - random() * (3 + 0 * id)),
wall_condition = round(wall_condition - random() * (3 + 0 * id)),
window_condition = round(wall_condition - random() * (3 + 0 * id))
)";
static constexpr const char *QUERY_UPDATE_USER_HOUSE_STATE = R"(
update falukant_data.user_house
set roof_condition = round(roof_condition - random() * (3 + 0 * id)),
floor_condition = round(floor_condition - random() * (3 + 0 * id)),
wall_condition = round(wall_condition - random() * (3 + 0 * id)),
window_condition = round(window_condition - random() * (3 + 0 * id))
where house_type_id not in (
select id
from falukant_type.house h
where h.label_tr = 'under_bridge'
)
)";
};
#endif // HOUSEWORKER_H

45
src/main.cpp
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@@ -1,13 +1,21 @@
#include "character_creation_worker.h" #include "character_creation_worker.h"
#include "produce_worker.h" #include "produce_worker.h"
#include "stockagemanager.h"
#include "director_worker.h"
#include "valuerecalculationworker.h"
#include "connection_pool.h" #include "connection_pool.h"
#include "websocket_server.h" #include "websocket_server.h"
#include "message_broker.h" #include "message_broker.h"
#include "usercharacterworker.h"
#include "houseworker.h"
#include "politics_worker.h"
#include "config.h" #include "config.h"
#include <csignal> #include <csignal>
#include <atomic> #include <atomic>
#include <iostream> #include <iostream>
#include <thread> #include <thread>
#include <vector>
#include <memory>
std::atomic<bool> keepRunning(true); std::atomic<bool> keepRunning(true);
@@ -25,39 +33,44 @@ int main() {
try { try {
Config config("/etc/yourpart/daemon.conf"); Config config("/etc/yourpart/daemon.conf");
ConnectionPool pool( ConnectionPool pool(
config.get("DB_HOST"), config.get("DB_HOST"),
config.get("DB_PORT"), config.get("DB_PORT"),
config.get("DB_NAME"), config.get("DB_NAME"),
config.get("DB_USER"), config.get("DB_USER"),
config.get("DB_PASSWORD"), config.get("DB_PASSWORD"),
10 10
); );
int websocketPort = std::stoi(config.get("WEBSOCKET_PORT")); int websocketPort = std::stoi(config.get("WEBSOCKET_PORT"));
MessageBroker broker; MessageBroker broker;
WebSocketServer websocketServer(websocketPort, pool, broker); WebSocketServer websocketServer(websocketPort, pool, broker);
CharacterCreationWorker creationWorker(pool, broker); std::vector<std::unique_ptr<Worker>> workers;
ProduceWorker produceWorker(pool, broker); workers.push_back(std::make_unique<CharacterCreationWorker>(pool, broker));
workers.push_back(std::make_unique<ProduceWorker>(pool, broker));
workers.push_back(std::make_unique<StockageManager>(pool, broker));
workers.push_back(std::make_unique<DirectorWorker>(pool, broker));
workers.push_back(std::make_unique<ValueRecalculationWorker>(pool, broker));
workers.push_back(std::make_unique<UserCharacterWorker>(pool, broker));
workers.push_back(std::make_unique<HouseWorker>(pool, broker));
workers.push_back(std::make_unique<PoliticsWorker>(pool, broker));
websocketServer.setWorkers(workers);
broker.start(); broker.start();
websocketServer.run(); websocketServer.run();
creationWorker.startWorkerThread(); for (auto &worker : workers) {
produceWorker.startWorkerThread(); worker->startWorkerThread();
creationWorker.enableWatchdog(); worker->enableWatchdog();
produceWorker.enableWatchdog(); }
while (keepRunning) { while (keepRunning) {
std::this_thread::sleep_for(std::chrono::milliseconds(500)); std::this_thread::sleep_for(std::chrono::milliseconds(500));
} }
for (auto &worker : workers) {
creationWorker.stopWorkerThread(); worker->stopWorkerThread();
produceWorker.stopWorkerThread(); }
websocketServer.stop(); websocketServer.stop();
broker.stop(); broker.stop();
} catch (const std::exception &e) { } catch (const std::exception &e) {
std::cerr << "Fehler: " << e.what() << std::endl; std::cerr << "Fehler: " << e.what() << std::endl;
return 1; return 1;
} }
return 0; return 0;
} }

224
src/politics_worker.cpp Normal file
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// File: politics_worker.cpp
#include "politics_worker.h"
#include <iostream>
#include <chrono>
PoliticsWorker::PoliticsWorker(ConnectionPool &pool, MessageBroker &broker)
: Worker(pool, broker, "PoliticsWorker")
{
}
PoliticsWorker::~PoliticsWorker()
{
}
void PoliticsWorker::run() {
auto lastExecutionDate = std::chrono::system_clock::time_point{};
while (runningWorker) {
signalActivity();
auto now = std::chrono::system_clock::now();
auto todayFloor = std::chrono::floor<std::chrono::days>(now);
auto targetTime = todayFloor + std::chrono::hours(3); // 03:00 Uhr
if (now >= targetTime && lastExecutionDate < todayFloor) {
signalActivity();
performDailyPoliticsTask();
lastExecutionDate = todayFloor;
}
for (int i = 0; i < 5 && runningWorker.load(); ++i) {
signalActivity();
std::this_thread::sleep_for(std::chrono::seconds(1));
}
}
}
void PoliticsWorker::performDailyPoliticsTask() {
try {
// … (Schritte für Notifications und evaluatePoliticalPositions) …
// 3) Elections anlegen und **je 2 × posts_to_fill** Kandidaten hinzufügen
{
setCurrentStep("Schedule Elections and Insert Candidates");
// 3a) Neue Elections erzeugen (liefert jetzt auch posts_to_fill)
auto elections = scheduleElections();
if (!elections.empty()) {
for (auto const & tpl : elections) {
int electionId = std::get<0>(tpl);
int regionId = std::get<1>(tpl);
int postsToFill = std::get<2>(tpl);
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("INSERT_CANDIDATES", QUERY_INSERT_CANDIDATES);
// $1 = electionId, $2 = regionId, $3 = postsToFill
db.execute("INSERT_CANDIDATES", {
std::to_string(electionId),
std::to_string(regionId),
std::to_string(postsToFill)
});
}
}
}
// … nach scheduleElections() & Kandidaten …
{
setCurrentStep("Process Elections After 3 Days");
auto newOffices = processElections();
for (auto const &tup : newOffices) {
notifyOfficeFilled({tup});
}
}
} catch (std::exception const & e) {
std::cerr << "[PoliticsWorker] Fehler bei performDailyPoliticsTask: " << e.what() << "\n";
}
}
void PoliticsWorker::evaluatePoliticalPositions(
std::unordered_map<int,int>& requiredPerRegion,
std::unordered_map<int,int>& occupiedPerRegion
) {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
signalActivity();
db.prepare("COUNT_OFFICES_PER_REGION", QUERY_COUNT_OFFICES_PER_REGION);
signalActivity();
const auto result = db.execute("COUNT_OFFICES_PER_REGION");
signalActivity();
for (const auto &row : result) {
int regionId = std::stoi(row.at("region_id"));
int reqCount = std::stoi(row.at("required_count"));
int occCount = std::stoi(row.at("occupied_count"));
requiredPerRegion[regionId] = reqCount;
occupiedPerRegion[regionId] = occCount;
signalActivity();
}
}
// politics_worker.cpp (Auszug)
std::vector<std::tuple<int,int,int>> PoliticsWorker::scheduleElections() {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
signalActivity();
db.prepare("SELECT_NEEDED_ELECTIONS", QUERY_SELECT_NEEDED_ELECTIONS);
signalActivity();
auto result = db.execute("SELECT_NEEDED_ELECTIONS");
signalActivity();
std::vector<std::tuple<int,int,int>> created;
created.reserve(result.size());
for (auto const & row : result) {
int electionId = std::stoi(row.at("election_id"));
int regionId = std::stoi(row.at("region_id"));
int postsToFill = std::stoi(row.at("posts_to_fill"));
created.emplace_back(electionId, regionId, postsToFill);
signalActivity();
}
return created;
}
std::vector<std::tuple<int,int,int,int>> PoliticsWorker::processExpiredOfficesAndFill() {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
signalActivity();
db.prepare("PROCESS_EXPIRED_AND_FILL", QUERY_PROCESS_EXPIRED_AND_FILL);
signalActivity();
const auto result = db.execute("PROCESS_EXPIRED_AND_FILL");
signalActivity();
std::vector<std::tuple<int,int,int,int>> created;
for (const auto &row : result) {
int officeId = std::stoi(row.at("office_id"));
int officeTypeId = std::stoi(row.at("office_type_id"));
int characterId = std::stoi(row.at("character_id"));
int regionId = std::stoi(row.at("region_id"));
created.emplace_back(officeId, officeTypeId, characterId, regionId);
signalActivity();
}
return created;
}
std::vector<int> PoliticsWorker::getUserIdsInCitiesOfRegions(const std::vector<int>& regionIds) {
if (regionIds.empty()) {
return {};
}
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
std::vector<int> userIds;
for (int rid : regionIds) {
signalActivity();
db.prepare("GET_USERS_IN_CITIES", QUERY_USERS_IN_CITIES_OF_REGIONS);
signalActivity();
const auto rows = db.execute("GET_USERS_IN_CITIES", { std::to_string(rid) });
signalActivity();
for (const auto &row : rows) {
int uid = std::stoi(row.at("user_id"));
userIds.push_back(uid);
signalActivity();
}
}
return userIds;
}
void PoliticsWorker::notifyOfficeExpirations() {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
signalActivity();
db.prepare("NOTIFY_OFFICE_EXPIRATION", QUERY_NOTIFY_OFFICE_EXPIRATION);
signalActivity();
db.execute("NOTIFY_OFFICE_EXPIRATION");
signalActivity();
}
void PoliticsWorker::notifyElectionCreated(const std::vector<std::pair<int,int>>& elections) {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("NOTIFY_ELECTION_CREATED", QUERY_NOTIFY_ELECTION_CREATED);
for (const auto &pr : elections) {
signalActivity();
db.execute("NOTIFY_ELECTION_CREATED", { std::to_string(pr.first) });
signalActivity();
}
}
void PoliticsWorker::notifyOfficeFilled(const std::vector<std::tuple<int,int,int,int>>& newOffices) {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("NOTIFY_OFFICE_FILLED", QUERY_NOTIFY_OFFICE_FILLED);
for (const auto &tup : newOffices) {
int characterId = std::get<2>(tup);
signalActivity();
db.execute("NOTIFY_OFFICE_FILLED", { std::to_string(characterId) });
signalActivity();
}
}
std::vector<std::tuple<int,int,int,int>> PoliticsWorker::processElections() {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("PROCESS_ELECTIONS", QUERY_PROCESS_ELECTIONS);
auto result = db.execute("PROCESS_ELECTIONS", {});
std::vector<std::tuple<int,int,int,int>> created;
for (auto const &row : result) {
int officeId = std::stoi(row.at("office_id"));
int officeTypeId = std::stoi(row.at("office_type_id"));
int characterId = std::stoi(row.at("character_id"));
int regionId = std::stoi(row.at("region_id"));
created.emplace_back(officeId, officeTypeId, characterId, regionId);
}
return created;
}

460
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@@ -0,0 +1,460 @@
// File: politics_worker.h
#ifndef POLITICS_WORKER_H
#define POLITICS_WORKER_H
#include "worker.h"
#include <tuple>
#include <vector>
#include <unordered_map>
class PoliticsWorker : public Worker {
public:
PoliticsWorker(ConnectionPool &pool, MessageBroker &broker);
~PoliticsWorker() override;
protected:
void run() override;
private:
void performDailyPoliticsTask();
void evaluatePoliticalPositions(
std::unordered_map<int,int>& requiredPerRegion,
std::unordered_map<int,int>& occupiedPerRegion
);
std::vector<std::tuple<int,int,int>> scheduleElections();
std::vector<std::tuple<int,int,int,int>> processExpiredOfficesAndFill();
std::vector<int> getUserIdsInCitiesOfRegions(const std::vector<int>& regionIds);
void notifyOfficeExpirations();
void notifyElectionCreated(const std::vector<std::pair<int,int>>& elections);
void notifyOfficeFilled(const std::vector<std::tuple<int,int,int,int>>& newOffices);
std::vector<std::tuple<int, int, int, int> > processElections();
// ------------------------------------------------------------
// QUERY: Zähle pro Region, wie viele Sitze vorgesehen vs. besetzt sind
// ------------------------------------------------------------
static constexpr const char* QUERY_COUNT_OFFICES_PER_REGION = R"(
WITH
seats_per_region AS (
SELECT
pot.id AS office_type_id,
rt.id AS region_id,
pot.seats_per_region AS seats_total
FROM
falukant_type.political_office_type AS pot
JOIN
falukant_type.region AS rt
ON pot.region_type = rt.label_tr
),
occupied AS (
SELECT
po.office_type_id,
po.region_id,
COUNT(*) AS occupied_count
FROM
falukant_data.political_office AS po
GROUP BY
po.office_type_id, po.region_id
),
combined AS (
SELECT
spr.region_id,
spr.seats_total AS required_count,
COALESCE(o.occupied_count, 0) AS occupied_count
FROM
seats_per_region AS spr
LEFT JOIN
occupied AS o
ON spr.office_type_id = o.office_type_id
AND spr.region_id = o.region_id
)
SELECT
region_id,
SUM(required_count) AS required_count,
SUM(occupied_count) AS occupied_count
FROM combined
GROUP BY region_id;
)";
// ------------------------------------------------------------
// STEP 1: Erzeuge nur diejenigen Wahlen, bei denen noch keine Election
// für denselben Termin (NOW()+2 Tage) existiert.
// ------------------------------------------------------------
static constexpr const char* QUERY_SELECT_NEEDED_ELECTIONS = R"(
WITH
-- 1) Definiere das heutige Datum einmal als Referenz
target_date AS (
SELECT NOW()::date AS election_date
),
-- 2) Lösche nur diejenigen Ämter, deren Ablaufdatum heute erreicht ist,
-- und merke deren (office_type_id, region_id)
expired_today AS (
DELETE FROM falukant_data.political_office AS po
USING falukant_type.political_office_type AS pot
WHERE po.office_type_id = pot.id
AND (po.created_at + (pot.term_length * INTERVAL '1 day'))::date = (SELECT election_date FROM target_date)
RETURNING
pot.id AS office_type_id,
po.region_id AS region_id
),
-- 3) Gruppiere nach Typ+Region und zähle, wie viele Sitze heute frei geworden sind
gaps_per_region AS (
SELECT
office_type_id,
region_id,
COUNT(*) AS gaps
FROM expired_today
GROUP BY office_type_id, region_id
),
-- 4) Filtere nur diejenigen Typ+Region‐Kombinationen, für die noch **keine** Election
-- mit genau demselben Datum angelegt wurde
to_schedule AS (
SELECT
g.office_type_id,
g.region_id,
g.gaps,
td.election_date
FROM
gaps_per_region AS g
CROSS JOIN
target_date AS td
WHERE NOT EXISTS (
SELECT 1
FROM falukant_data.election AS e
WHERE e.office_type_id = g.office_type_id
AND e.region_id = g.region_id
AND e."date"::date = td.election_date
)
),
-- 5) Lege für jede so gefilterte Kombination genau eine Election an
new_elections AS (
INSERT INTO falukant_data.election
(office_type_id, "date", posts_to_fill, created_at, updated_at, region_id)
SELECT
ts.office_type_id,
ts.election_date AS "date",
ts.gaps AS posts_to_fill,
NOW() AS created_at,
NOW() AS updated_at,
ts.region_id
FROM
to_schedule AS ts
RETURNING
id AS election_id,
region_id,
posts_to_fill
)
-- 6) Gib alle neu angelegten Wahlen zurück
SELECT
ne.election_id,
ne.region_id,
ne.posts_to_fill
FROM
new_elections AS ne
ORDER BY
ne.region_id,
ne.election_id;
)";
// -----------------------------------------------------------------------
// 2) Fügt für eine gegebene Election genau LIMIT = ($3 * 2) Kandidaten ein:
// $1 = election_id, $2 = region_id, $3 = Anzahl der Sitze (posts_to_fill)
// -----------------------------------------------------------------------
static constexpr const char* QUERY_INSERT_CANDIDATES = R"(
INSERT INTO falukant_data.candidate
(election_id, character_id, created_at, updated_at)
SELECT
$1 AS election_id,
sub.id AS character_id,
NOW() AS created_at,
NOW() AS updated_at
FROM (
WITH RECURSIVE region_tree AS (
SELECT r.id
FROM falukant_data.region AS r
WHERE r.id = $2
UNION ALL
SELECT r2.id
FROM falukant_data.region AS r2
JOIN region_tree AS rt
ON r2.parent_id = rt.id
)
SELECT
ch.id
FROM
falukant_data."character" AS ch
JOIN
region_tree AS rt2
ON ch.region_id = rt2.id
WHERE
ch.user_id IS NULL
AND ch.birthdate <= NOW() - INTERVAL '21 days'
AND ch.title_of_nobility IN (
SELECT id
FROM falukant_type.title
WHERE label_tr != 'noncivil'
)
ORDER BY RANDOM()
LIMIT ($3 * 2)
) AS sub(id);
)";
// ------------------------------------------------------------
// STEP 2: Füge eine einzelne neue Election ein und liefere die neue election_id
// $1 = office_type_id
// $2 = gaps (posts_to_fill)
// ------------------------------------------------------------
static constexpr const char* QUERY_INSERT_ELECTION = R"(
INSERT INTO falukant_data.election
(office_type_id, "date", posts_to_fill, created_at, updated_at)
VALUES
(
$1,
NOW() + INTERVAL '2 days',
$2,
NOW(),
NOW()
)
RETURNING id;
)";
// ------------------------------------------------------------
// QUERY: Process Expired Offices & Refill (Winner + Random)
// ------------------------------------------------------------
static constexpr const char* QUERY_PROCESS_EXPIRED_AND_FILL = R"(
WITH
expired_offices AS (
DELETE FROM falukant_data.political_office AS po
USING falukant_type.political_office_type AS pot
WHERE po.office_type_id = pot.id
AND (po.created_at + (pot.term_length * INTERVAL '1 day')) <= NOW()
RETURNING
pot.id AS office_type_id,
po.region_id AS region_id
),
distinct_types AS (
SELECT DISTINCT
office_type_id,
region_id
FROM expired_offices
),
votes_per_candidate AS (
SELECT
dt.office_type_id,
dt.region_id,
c.character_id,
COUNT(v.id) AS vote_count
FROM distinct_types AS dt
JOIN falukant_data.election AS e
ON e.office_type_id = dt.office_type_id
JOIN falukant_data.vote AS v
ON v.election_id = e.id
JOIN falukant_data.candidate AS c
ON c.election_id = e.id
AND c.id = v.candidate_id
WHERE e."date" >= (NOW() - INTERVAL '30 days')
GROUP BY
dt.office_type_id,
dt.region_id,
c.character_id
),
ranked_winners AS (
SELECT
vpc.office_type_id,
vpc.region_id,
vpc.character_id,
ROW_NUMBER() OVER (
PARTITION BY vpc.office_type_id, vpc.region_id
ORDER BY vpc.vote_count DESC
) AS rn
FROM votes_per_candidate AS vpc
),
selected_winners AS (
SELECT
rw.office_type_id,
rw.region_id,
rw.character_id
FROM ranked_winners AS rw
JOIN falukant_type.political_office_type AS pot
ON pot.id = rw.office_type_id
WHERE rw.rn <= pot.seats_per_region
),
insert_winners AS (
INSERT INTO falukant_data.political_office
(office_type_id, character_id, created_at, updated_at, region_id)
SELECT
sw.office_type_id,
sw.character_id,
NOW() AS created_at,
NOW() AS updated_at,
sw.region_id
FROM selected_winners AS sw
RETURNING
id AS new_office_id,
office_type_id,
character_id,
region_id
),
count_inserted AS (
SELECT
office_type_id,
region_id,
COUNT(*) AS inserted_count
FROM insert_winners
GROUP BY office_type_id, region_id
),
needed_to_fill AS (
SELECT
dt.office_type_id,
dt.region_id,
(pot.seats_per_region - COALESCE(ci.inserted_count, 0)) AS gaps
FROM distinct_types AS dt
JOIN falukant_type.political_office_type AS pot
ON pot.id = dt.office_type_id
LEFT JOIN count_inserted AS ci
ON ci.office_type_id = dt.office_type_id
AND ci.region_id = dt.region_id
WHERE (pot.seats_per_region - COALESCE(ci.inserted_count, 0)) > 0
),
random_candidates AS (
SELECT
rtf.office_type_id,
rtf.region_id,
ch.id AS character_id,
ROW_NUMBER() OVER (
PARTITION BY rtf.office_type_id, rtf.region_id
ORDER BY RANDOM()
) AS rn
FROM needed_to_fill AS rtf
JOIN falukant_data."character" AS ch
ON ch.region_id = rtf.region_id
AND ch.user_id IS NULL
AND ch.birthdate <= NOW() - INTERVAL '21 days'
AND ch.title_of_nobility IN (
SELECT id FROM falukant_type.title WHERE label_tr != 'noncivil'
)
AND NOT EXISTS (
SELECT 1
FROM falukant_data.political_office AS po2
JOIN falukant_type.political_office_type AS pot2
ON pot2.id = po2.office_type_id
WHERE po2.character_id = ch.id
AND (po2.created_at + (pot2.term_length * INTERVAL '1 day')) > NOW() + INTERVAL '2 days'
)
),
insert_random AS (
INSERT INTO falukant_data.political_office
(office_type_id, character_id, created_at, updated_at, region_id)
SELECT
rc.office_type_id,
rc.character_id,
NOW() AS created_at,
NOW() AS updated_at,
rc.region_id
FROM random_candidates AS rc
JOIN needed_to_fill AS rtf
ON rtf.office_type_id = rc.office_type_id
AND rtf.region_id = rc.region_id
WHERE rc.rn <= rtf.gaps
RETURNING
id AS new_office_id,
office_type_id,
character_id,
region_id
)
SELECT
new_office_id AS office_id,
office_type_id,
character_id,
region_id
FROM insert_winners
UNION ALL
SELECT
new_office_id AS office_id,
office_type_id,
character_id,
region_id
FROM insert_random;
)";
// ------------------------------------------------------------
// QUERY: Hole User-IDs in allen Cities untergeordneter Regionen:
// ------------------------------------------------------------
static constexpr const char* QUERY_USERS_IN_CITIES_OF_REGIONS = R"(
WITH RECURSIVE region_tree AS (
SELECT id
FROM falukant_data.region
WHERE id = $1
UNION ALL
SELECT r2.id
FROM falukant_data.region AS r2
JOIN region_tree AS rt
ON r2.parent_id = rt.id
)
SELECT DISTINCT
ch.user_id
FROM
falukant_data."character" AS ch
JOIN
region_tree AS rt2
ON ch.region_id = rt2.id
WHERE
ch.user_id IS NOT NULL;
)";
// ------------------------------------------------------------
// QUERY: Benachrichtige User, deren Amt in 2 Tagen abläuft
// ------------------------------------------------------------
static constexpr const char* QUERY_NOTIFY_OFFICE_EXPIRATION = R"(
INSERT INTO falukant_log.notification
(user_id, tr, created_at, updated_at)
SELECT
po.character_id,
'notify_office_expiring',
NOW(), NOW()
FROM
falukant_data.political_office AS po
JOIN
falukant_type.political_office_type AS pot
ON po.office_type_id = pot.id
WHERE
(po.created_at + (pot.term_length * INTERVAL '1 day'))
BETWEEN (NOW() + INTERVAL '2 days')
AND (NOW() + INTERVAL '2 days' + INTERVAL '1 second');
)";
// ------------------------------------------------------------
// QUERY: Benachrichtige User, wenn Election angelegt wurde
// ------------------------------------------------------------
static constexpr const char* QUERY_NOTIFY_ELECTION_CREATED = R"(
INSERT INTO falukant_log.notification
(user_id, tr, created_at, updated_at)
VALUES
($1, 'notify_election_created', NOW(), NOW());
)";
// ------------------------------------------------------------
// QUERY: Benachrichtige User, wenn Amt neu besetzt wurde
// ------------------------------------------------------------
static constexpr const char* QUERY_NOTIFY_OFFICE_FILLED = R"(
INSERT INTO falukant_log.notification
(user_id, tr, created_at, updated_at)
VALUES
($1, 'notify_office_filled', NOW(), NOW());
)";
static constexpr const char* QUERY_PROCESS_ELECTIONS = R"(
SELECT office_id, office_type_id, character_id, region_id
FROM falukant_data.process_elections();
)";
};
#endif // POLITICS_WORKER_H

63
src/produce_worker.cpp
View File

@@ -1,14 +1,12 @@
#include "produce_worker.h" #include "produce_worker.h"
#include "connection_guard.h" // Include for ConnectionGuard #include "connection_guard.h"
#include <iostream> #include <iostream>
#include <algorithm> #include <algorithm>
#include <thread> #include <thread>
#include <nlohmann/json.hpp> #include <nlohmann/json.hpp>
ProduceWorker::ProduceWorker(ConnectionPool &pool, MessageBroker &broker) ProduceWorker::ProduceWorker(ConnectionPool &pool, MessageBroker &broker)
: Worker(pool, broker, "ProduceWorker") : Worker(pool, broker, "ProduceWorker") {}
{
}
ProduceWorker::~ProduceWorker() { ProduceWorker::~ProduceWorker() {
} }
@@ -43,10 +41,8 @@ void ProduceWorker::processProductions() {
setCurrentStep("Get Database Connection"); setCurrentStep("Get Database Connection");
ConnectionGuard connGuard(pool); ConnectionGuard connGuard(pool);
auto &db = connGuard.get(); auto &db = connGuard.get();
setCurrentStep("Fetch Finished Productions"); setCurrentStep("Fetch Finished Productions");
auto finishedProductions = getFinishedProductions(db); auto finishedProductions = getFinishedProductions(db);
setCurrentStep("Process Finished Productions"); setCurrentStep("Process Finished Productions");
for (const auto &production : finishedProductions) { for (const auto &production : finishedProductions) {
if (production.find("branch_id") == production.end() || if (production.find("branch_id") == production.end() ||
@@ -56,16 +52,20 @@ void ProduceWorker::processProductions() {
production.find("user_id") == production.end()) { production.find("user_id") == production.end()) {
continue; continue;
} }
int branchId = std::stoi(production.at("branch_id")); int branchId = std::stoi(production.at("branch_id"));
int productId = std::stoi(production.at("product_id")); int productId = std::stoi(production.at("product_id"));
int quantity = std::stoi(production.at("quantity")); int quantity = std::stoi(production.at("quantity"));
int quality = std::stoi(production.at("quality")); int quality = std::stoi(production.at("quality"));
int userId = std::stoi(production.at("user_id")); int userId = std::stoi(production.at("user_id"));
int regionId = std::stoi(production.at("region_id"));
if (addToInventory(db, branchId, productId, quantity, quality, userId)) { addToInventory(db, branchId, productId, quantity, quality, userId);
}
deleteProduction(db, production.at("production_id")); deleteProduction(db, production.at("production_id"));
addProductionToLog(regionId, userId, productId, quantity);
const nlohmann::json message = {
{"event", "production_ready"},
{"branch_id", std::to_string(branchId) }
};
sendMessageToFalukantUsers(userId, message);
} }
} catch (const std::exception &e) { } catch (const std::exception &e) {
std::cerr << "[ProduceWorker] Fehler in processProductions: " << e.what() << std::endl; std::cerr << "[ProduceWorker] Fehler in processProductions: " << e.what() << std::endl;
@@ -83,13 +83,12 @@ std::vector<std::unordered_map<std::string, std::string>> ProduceWorker::getFini
return {}; return {};
} }
bool ProduceWorker::addToInventory(Database &db, bool ProduceWorker::addToInventory(Database &db,
int branchId, int branchId,
int productId, int productId,
int quantity, int quantity,
int quality, int quality,
int userId) int userId) {
{
try { try {
db.prepare("get_stocks", QUERY_GET_AVAILABLE_STOCKS); db.prepare("get_stocks", QUERY_GET_AVAILABLE_STOCKS);
auto stocks = db.execute("get_stocks", {std::to_string(branchId)}); auto stocks = db.execute("get_stocks", {std::to_string(branchId)});
@@ -99,22 +98,29 @@ bool ProduceWorker::addToInventory(Database &db,
int totalCapacity = std::stoi(stock.at("total_capacity")); int totalCapacity = std::stoi(stock.at("total_capacity"));
int filledCapacity = std::stoi(stock.at("filled")); int filledCapacity = std::stoi(stock.at("filled"));
int freeCapacity = totalCapacity - filledCapacity; int freeCapacity = totalCapacity - filledCapacity;
if (freeCapacity <= 0) { if (freeCapacity <= 0) {
continue; continue;
} }
int toStore = std::min(remainingQuantity, freeCapacity); int toStore = std::min(remainingQuantity, freeCapacity);
if (!storeInStock(db, stockId, productId, toStore, quality)) { if (!storeInStock(db, stockId, productId, toStore, quality)) {
return false; return false;
} }
remainingQuantity -= toStore; remainingQuantity -= toStore;
sendProductionReadyEvent(userId, productId, quantity, quality, branchId);
if (remainingQuantity <= 0) { if (remainingQuantity <= 0) {
break; break;
} }
} }
return (remainingQuantity == 0); if (remainingQuantity == 0) {
sendProductionReadyEvent(userId, productId, quantity, quality, branchId);
return true;
}
db.prepare("QUERY_ADD_OVERPRODUCTION_NOTIFICATION", QUERY_ADD_OVERPRODUCTION_NOTIFICATION);
nlohmann::json notification = {
{"tr", "production.overproduction"},
{"value", remainingQuantity}
};
db.execute("QUERY_ADD_OVERPRODUCTION_NOTIFICATION", {std::to_string(userId), notification.dump()});
return true;
} catch (const std::exception &e) { } catch (const std::exception &e) {
std::cerr << "[ProduceWorker] Fehler in addToInventory: " << e.what() << std::endl; std::cerr << "[ProduceWorker] Fehler in addToInventory: " << e.what() << std::endl;
} }
@@ -125,8 +131,7 @@ bool ProduceWorker::storeInStock(Database &db,
int stockId, int stockId,
int productId, int productId,
int quantity, int quantity,
int quality) int quality) {
{
try { try {
db.prepare("insert_inventory", QUERY_INSERT_INVENTORY); db.prepare("insert_inventory", QUERY_INSERT_INVENTORY);
db.execute("insert_inventory", {std::to_string(stockId), db.execute("insert_inventory", {std::to_string(stockId),
@@ -170,3 +175,15 @@ void ProduceWorker::sendProductionReadyEvent(int userId,
<< e.what() << std::endl; << e.what() << std::endl;
} }
} }
void ProduceWorker::addProductionToLog(int regionId, int userId, int productId, int quantity) {
try {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("QUERY_INSERT_UPDATE_PRODUCTION_LOG", QUERY_INSERT_UPDATE_PRODUCTION_LOG);
db.execute("QUERY_INSERT_UPDATE_PRODUCTION_LOG", { std::to_string(regionId), std::to_string(productId),
std::to_string(productId), std::to_string(userId) });
} catch (const std::exception &e) {
}
}

49
src/produce_worker.h
View File

@@ -2,38 +2,35 @@
#include "worker.h" #include "worker.h"
#include <vector> #include <vector>
#include <map>
#include <string> #include <string>
class ProduceWorker : public Worker {
class ProduceWorker : public Worker
{
public: public:
explicit ProduceWorker(ConnectionPool &pool, MessageBroker &broker); explicit ProduceWorker(ConnectionPool &pool, MessageBroker &broker);
~ProduceWorker() override; ~ProduceWorker() override;
protected: protected:
void run() override; // überschreibt Worker::run() void run() override;
private: private:
// Fachlogik
void processProductions(); void processProductions();
std::vector<std::unordered_map<std::string, std::string>> getFinishedProductions(Database &db); std::vector<std::unordered_map<std::string, std::string>> getFinishedProductions(Database &db);
bool addToInventory(Database &db, int branchId, int productId, int quantity, int quality, int userId); bool addToInventory(Database &db, int branchId, int productId, int quantity, int quality, int userId);
bool storeInStock(Database &db, int stockId, int productId, int quantity, int quality); bool storeInStock(Database &db, int stockId, int productId, int quantity, int quality);
void deleteProduction(Database &db, const std::string &productionId); void deleteProduction(Database &db, const std::string &productionId);
void sendProductionReadyEvent(int userId, int productId, int quantity, int quality, int branchId); void sendProductionReadyEvent(int userId, int productId, int quantity, int quality, int branchId);
void addProductionToLog(int regionId, int userId, int productId, int quantity);
static constexpr const char *QUERY_GET_FINISHED_PRODUCTIONS = R"( static constexpr const char *QUERY_GET_FINISHED_PRODUCTIONS = R"(
SELECT SELECT DISTINCT
p.id AS production_id, p.id AS production_id,
p.branch_id, p.branch_id,
p.product_id, p.product_id,
p.quantity, p.quantity,
p.start_timestamp, p.start_timestamp,
pr.production_time, pr.production_time,
k.character_id, k.character_id,
k.knowledge AS quality, case when k2.id is not null then (k.knowledge * 2 + k2.knowledge) / 3 else k.knowledge end AS quality,
br.region_id, br.region_id,
br.falukant_user_id user_id br.falukant_user_id user_id
FROM falukant_data.production p FROM falukant_data.production p
@@ -42,6 +39,8 @@ private:
JOIN falukant_data.character c ON c.user_id = br.falukant_user_id JOIN falukant_data.character c ON c.user_id = br.falukant_user_id
JOIN falukant_data.knowledge k ON p.product_id = k.product_id AND k.character_id = c.id JOIN falukant_data.knowledge k ON p.product_id = k.product_id AND k.character_id = c.id
JOIN falukant_data.stock s ON s.branch_id = br.id JOIN falukant_data.stock s ON s.branch_id = br.id
LEFT JOIN falukant_data.director d on d.employer_user_id = c.user_id
LEFT JOIN falukant_data.knowledge k2 on k2.character_id = d.director_character_id and k2.product_id = p.product_id
WHERE p.start_timestamp + interval '1 minute' * pr.production_time <= NOW() WHERE p.start_timestamp + interval '1 minute' * pr.production_time <= NOW()
ORDER BY p.start_timestamp; ORDER BY p.start_timestamp;
)"; )";
@@ -67,4 +66,24 @@ private:
INSERT INTO falukant_data.inventory (stock_id, product_id, quantity, quality, produced_at) INSERT INTO falukant_data.inventory (stock_id, product_id, quantity, quality, produced_at)
VALUES ($1, $2, $3, $4, NOW()); VALUES ($1, $2, $3, $4, NOW());
)"; )";
static constexpr const char *QUERY_INSERT_UPDATE_PRODUCTION_LOG = R"(
INSERT INTO falukant_log.production (
region_id,
product_id,
quantity,
producer_id,
production_date
)
VALUES ($1, $2, $3, $4, CURRENT_DATE)
ON CONFLICT (producer_id, product_id, region_id, production_date)
DO UPDATE
SET quantity = falukant_log.production.quantity + EXCLUDED.quantity;
)";
static constexpr const char *QUERY_ADD_OVERPRODUCTION_NOTIFICATION = R"(
INSERT INTO falukant_log.notification
(user_id, tr, shown, created_at, updated_at)
VALUES($1, $2, false, now(), now());
)";
}; };

98
src/stockagemanager.cpp Normal file
View File

@@ -0,0 +1,98 @@
#include "stockagemanager.h"
#include "connection_guard.h"
#include <iostream>
#include <random>
#include <chrono>
#include <thread>
StockageManager::StockageManager(ConnectionPool &pool, MessageBroker &broker)
: Worker(pool, broker, "StockageManager") {}
StockageManager::~StockageManager() {
addStocksRunning = false;
if (addStocksThread.joinable()) addStocksThread.join();
}
void StockageManager::run() {
addStocksThread = std::thread([this]() { addLocalStocks(); });
while (runningWorker) {
setCurrentStep("Main loop: Running...");
std::this_thread::sleep_for(std::chrono::seconds(1));
signalActivity();
}
}
void StockageManager::addLocalStocks() {
auto lastExecutionTime = std::chrono::steady_clock::now();
std::uniform_real_distribution<> dist(0.0, 1.0);
while (addStocksRunning) {
signalActivity();
auto now = std::chrono::steady_clock::now();
auto elapsed = std::chrono::duration_cast<std::chrono::seconds>(now - lastExecutionTime).count();
if (elapsed >= 60) {
try {
setCurrentStep("Add Local Stocks: Fetch Town IDs");
auto townIds = getTownIds();
for (const auto &townId : townIds) {
std::mt19937 gen(std::random_device{}());
double chance = round(dist(gen) * 2160);
if (chance <= 1) {
addStockForTown(townId);
}
}
} catch (const std::exception &e) {
std::cerr << "[StockageManager] Fehler in addLocalStocks: " << e.what() << std::endl;
}
lastExecutionTime = now;
}
cleanupBuyableSotck();
std::this_thread::sleep_for(std::chrono::seconds(1));
}
}
std::vector<int> StockageManager::getTownIds() {
try {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("get_towns", QUERY_GET_TOWNS);
const auto towns = db.execute("get_towns");
std::vector<int> townIds;
for (const auto &town: towns) {
auto id = town.at("id");
townIds.push_back(std::stoi(id));
}
return townIds;
} catch (const std::exception &e) {
std::cerr << "[ProduceWorker] Fehler beim Abrufen abgeschlossener Produktionen: "
<< e.what() << std::endl;
}
return {};
}
void StockageManager::addStockForTown(int townId) {
try {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("add_stock", QUERY_INSERT_STOCK);
db.execute("add_stock", {std::to_string(townId)});
nlohmann::json message = {
{"event", "stock_change"},
{"branch", std::to_string(townId) }
};
sendMessageToRegionUsers(townId, message);
} catch (const std::exception &e) {
std::cerr << "[StockageManager] Fehler in addStockForTown: " << e.what() << std::endl;
}
}
void StockageManager::cleanupBuyableSotck() {
try {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("cleanup_stock", QUERY_CLEANUP_STOCK);
db.execute("cleanup_stock", {});
} catch (const std::exception &e) {
std::cerr << "[StockageManager] Fehler bei stock cleanup: " << e.what() << std::endl;
}
}

59
src/stockagemanager.h Normal file
View File

@@ -0,0 +1,59 @@
#pragma once
#include "worker.h"
#include <thread>
#include <atomic>
class StockageManager : public Worker {
public:
explicit StockageManager(ConnectionPool &pool, MessageBroker &broker);
~StockageManager() override;
protected:
void run() override;
private:
void addLocalStocks();
std::vector<int> getTownIds();
void addStockForTown(int townId);
std::atomic<bool> addStocksRunning{true};
std::thread addStocksThread;
static constexpr const char *QUERY_GET_TOWNS = R"(
SELECT fdr.id
from falukant_data.region fdr
join falukant_type.region ftr
on ftr.id = fdr.region_type_id
where ftr.label_tr = 'city'
)";
static constexpr const char *QUERY_INSERT_STOCK = R"(
INSERT INTO falukant_data.buyable_stock (region_id, stock_type_id, quantity)
SELECT
$1 AS region_id,
s.id AS stock_type_id,
GREATEST(1, ROUND(RANDOM() * 5 * COUNT(br.id))) AS quantity
FROM
falukant_data.branch AS br
CROSS JOIN
falukant_type.stock AS s
WHERE
br.region_id = $1
GROUP BY
s.id
ORDER BY
RANDOM()
LIMIT
GREATEST(
ROUND(RANDOM() * (SELECT COUNT(id) FROM falukant_type.stock)),
1
);
)";
static constexpr const char *QUERY_CLEANUP_STOCK = R"(
delete from falukant_data.buyable_stock
where quantity <= 0
)";
void cleanupBuyableSotck();
};

361
src/usercharacterworker.cpp Normal file
View File

@@ -0,0 +1,361 @@
#include "usercharacterworker.h"
#include "connection_guard.h"
#include <iostream>
#include <chrono>
#include <thread>
#include <vector>
#include <cmath>
UserCharacterWorker::UserCharacterWorker(ConnectionPool &pool, MessageBroker &broker)
: Worker(pool, broker, "UserCharacterWorker"),
gen(rd()), dist(0.0, 1.0) {}
UserCharacterWorker::~UserCharacterWorker() {}
void UserCharacterWorker::run() {
using namespace std::chrono;
auto lastExecutionTime = steady_clock::now();
int lastPregnancyDay = -1;
while (runningWorker) {
signalActivity();
auto nowSteady = steady_clock::now();
auto elapsed = duration_cast<seconds>(nowSteady - lastExecutionTime).count();
if (elapsed >= 3600) {
try {
processCharacterEvents();
updateCharactersMood();
handleCredits();
} catch (const std::exception &e) {
std::cerr << "[UserCharacterWorker] Fehler in processCharacterEvents: " << e.what() << std::endl;
}
lastExecutionTime = nowSteady;
}
{
auto nowSys = system_clock::now();
std::time_t t = system_clock::to_time_t(nowSys);
std::tm local_tm;
localtime_r(&t, &local_tm);
if (local_tm.tm_hour == 6 && local_tm.tm_yday != lastPregnancyDay) {
try {
processPregnancies();
} catch (const std::exception &e) {
std::cerr << "[UserCharacterWorker] Fehler in processPregnancies: " << e.what() << std::endl;
}
lastPregnancyDay = local_tm.tm_yday;
}
}
std::this_thread::sleep_for(seconds(1));
recalculateKnowledge();
}
}
void UserCharacterWorker::processCharacterEvents() {
setCurrentStep("Get character data");
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare(QUERY_GET_USERS_TO_UPDATE, QUERY_GET_USERS_TO_UPDATE);
auto rows = db.execute(QUERY_GET_USERS_TO_UPDATE);
std::vector<Character> characters;
for (const auto &row : rows) {
characters.push_back({ std::stoi(row.at("id")), std::stoi(row.at("age")), std::stoi(row.at("health")) });
}
for (auto &character : characters) {
updateCharacterHealth(character);
}
}
void UserCharacterWorker::updateCharacterHealth(Character& character) {
int healthChange = calculateHealthChange(character.age);
if (healthChange != 0) {
character.health = std::max(0, character.health + healthChange);
if (character.health == 0) {
handleCharacterDeath(character.id);
return;
}
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("QUERY_UPDATE_CHARACTERS_HEALTH", QUERY_UPDATE_CHARACTERS_HEALTH);
db.execute("QUERY_UPDATE_CHARACTERS_HEALTH",
{ std::to_string(character.health), std::to_string(character.id) });
}
}
void UserCharacterWorker::updateCharactersMood() {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("QUERY_UPDATE_MOOD", QUERY_UPDATE_MOOD);
db.execute("QUERY_UPDATE_MOOD");
}
int UserCharacterWorker::calculateHealthChange(int age) {
if (age < 30) {
return 0;
}
if (age >= 45) {
double probability = std::min(1.0, 0.1 + (age - 45) * 0.02);
if (dist(gen) < probability) {
return -std::uniform_int_distribution<int>(1, 10)(gen);
}
return 0;
}
double probability = (age - 30) / 30.0;
return (dist(gen) < probability) ? -1 : 0;
}
void UserCharacterWorker::handleCharacterDeath(int characterId) {
setHeir(characterId);
nlohmann::json deathEvent = {
{"event", "CharacterDeath"},
{"character_id", characterId}
};
broker.publish(deathEvent.dump());
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("delete_character", "DELETE FROM falukant_data.character WHERE id = $1");
db.execute("delete_character", { std::to_string(characterId) });
}
void UserCharacterWorker::setHeir(int characterId) {
auto falukantUserId = getFalukantUserId(characterId);
auto heirId = getHeirFromChildren(characterId);
auto newMoney = calculateNewMoney(falukantUserId, true);
if (heirId < 1) {
getRandomHeir(characterId);
newMoney = calculateNewMoney(falukantUserId, false);
}
setNewCharacter(falukantUserId, heirId);
setNewMoney(falukantUserId, newMoney);
}
int UserCharacterWorker::getFalukantUserId(int characterId) {
ConnectionGuard guard(pool);
auto &db = guard.get();
db.prepare("QUERY_GET_FALUKANT_USER_ID", QUERY_GET_FALUKANT_USER_ID);
const auto rows = db.execute("QUERY_GET_FALUKANT_USER_ID", { std::to_string(characterId) });
if (!rows.empty() && !rows.front().at("user_id").empty()) {
return std::stoi(rows.front().at("user_id"));
}
return -1;
}
int UserCharacterWorker::getHeirFromChildren(int deceasedCharacterId) {
ConnectionGuard guard(pool);
auto &db = guard.get();
db.prepare("QUERY_GET_HEIR", QUERY_GET_HEIR);
const auto rows = db.execute("QUERY_GET_HEIR", { std::to_string(deceasedCharacterId) });
if (!rows.empty()) {
return std::stoi(rows.front().at("child_character_id"));
}
return -1;
}
int UserCharacterWorker::getRandomHeir(int deceasedCharacterId) {
ConnectionGuard guard(pool);
auto &db = guard.get();
db.prepare("QUERY_RANDOM_HEIR", QUERY_RANDOM_HEIR);
const auto rows = db.execute("QUERY_RANDOM_HEIR", { std::to_string(deceasedCharacterId) });
if (!rows.empty()) {
return std::stoi(rows.front().at("child_character_id"));
}
return -1;
}
void UserCharacterWorker::setNewCharacter(int falukantUserId, int heirCharacterId) {
if (heirCharacterId < 1) return;
ConnectionGuard guard(pool);
auto &db = guard.get();
db.prepare("QUERY_SET_CHARACTER_USER", QUERY_SET_CHARACTER_USER);
db.execute("QUERY_SET_CHARACTER_USER", {
std::to_string(falukantUserId),
std::to_string(heirCharacterId)
});
}
void UserCharacterWorker::setNewMoney(int falukantUserId, double newAmount) {
ConnectionGuard guard(pool);
auto &db = guard.get();
db.prepare("QUERY_UPDATE_USER_MONEY", QUERY_UPDATE_USER_MONEY);
db.execute("QUERY_UPDATE_USER_MONEY", {
std::to_string(newAmount),
std::to_string(falukantUserId)
});
}
void UserCharacterWorker::recalculateKnowledge() {
setCurrentStep("Get character data");
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("QUERY_UPDATE_GET_ITEMS_TO_UPDATE", QUERY_UPDATE_GET_ITEMS_TO_UPDATE);
auto rows = db.execute("QUERY_UPDATE_GET_ITEMS_TO_UPDATE");
for (const auto &updateItem: rows) {
if (std::stoi(updateItem.at("quantity")) >= 10) {
db.prepare("QUERY_UPDATE_GET_CHARACTER_IDS", QUERY_UPDATE_GET_CHARACTER_IDS);
auto charactersData = db.execute("QUERY_UPDATE_GET_CHARACTER_IDS", { updateItem.at("producer_id") });
for (const auto &characterRow: charactersData) {
db.prepare("QUERY_UPDATE_KNOWLEDGE", QUERY_UPDATE_KNOWLEDGE);
if (characterRow.at("director_id") == "") {
db.execute("QUERY_UPDATE_KNOWLEDGE", { characterRow.at("character_id"), updateItem.at("product_id"), "2" });
} else {
db.execute("QUERY_UPDATE_KNOWLEDGE", { characterRow.at("character_id"), updateItem.at("product_id"), "1" });
db.execute("QUERY_UPDATE_KNOWLEDGE", { characterRow.at("director_id"), updateItem.at("product_id"), "1" });
}
}
}
db.prepare("QUERY_DELETE_LOG_ENTRY", QUERY_DELETE_LOG_ENTRY);
db.execute("QUERY_DELETE_LOG_ENTRY", { updateItem.at("id") });
const nlohmann::json message = {
{"event", "knowledge_update"},
};
sendMessageToFalukantUsers(std::stoi(updateItem.at("producer_id")), message);
}
}
void UserCharacterWorker::processPregnancies() {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("QUERY_AUTOBATISM", QUERY_AUTOBATISM);
db.execute("QUERY_AUTOBATISM");
db.prepare("get_candidates", QUERY_GET_PREGNANCY_CANDIDATES);
auto rows = db.execute("get_candidates");
const nlohmann::json message = {
{"event", "children_update"},
};
for (auto const &row : rows) {
int fatherCid = std::stoi(row.at("father_cid"));
int motherCid = std::stoi(row.at("mother_cid"));
int fatherUid = std::stoi(row.at("father_uid"));
int motherUid = std::stoi(row.at("mother_uid"));
int titleOfNobility = std::stoi(row.at("title_of_nobility"));
int lastName = std::stoi(row.at("last_name"));
int regionId = std::stoi(row.at("region_id"));
std::string gender = (dist(gen) < 0.5) ? "male" : "female";
db.prepare("insert_child", QUERY_INSERT_CHILD);
auto resChild = db.execute("insert_child", {
std::to_string(regionId), // $1
gender, // $2
std::to_string(lastName), // $3
std::to_string(titleOfNobility) // $4
});
int childCid = std::stoi(resChild.front().at("child_cid"));
db.prepare("insert_relation", QUERY_INSERT_CHILD_RELATION);
auto resRel = db.execute("insert_relation", {
std::to_string(fatherCid),
std::to_string(motherCid),
std::to_string(childCid)
});
const nlohmann::json message = {{"event", "children_update"}};
sendMessageToFalukantUsers(fatherUid, message);
sendMessageToFalukantUsers(motherUid, message);
}
}
void UserCharacterWorker::handleCredits() {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("QUERY_GET_OPEN_CREDITS", QUERY_GET_OPEN_CREDITS);
const auto &credits = db.execute("QUERY_GET_OPEN_CREDITS");
const nlohmann::json message = {
{ "event", "falukantUpdateStatus" }
};
db.prepare("QUERY_UPDATE_CREDIT", QUERY_UPDATE_CREDIT);
db.prepare("QUERY_ADD_CHARACTER_TO_DEBTORS_PRISM", QUERY_ADD_CHARACTER_TO_DEBTORS_PRISM);
for (const auto &credit: credits) {
const auto userMoney = std::stod(credit.at("money"));
auto remainingAmount = std::stod(credit.at("remaining_amount"));
const auto amount = std::stod(credit.at("amount"));
const auto fee = std::stoi(credit.at("interest_rate"));
const auto falukantUserId = std::stoi(credit.at("user_id"));
const auto payRate = amount / 10 + amount * fee / 100;
remainingAmount -= payRate;
if (payRate <= userMoney - (payRate * 3)) {
changeFalukantUserMoney(falukantUserId, -payRate, "credit pay rate", message);
} else {
if (credit.at("prism_started_previously") == "t") {
changeFalukantUserMoney(falukantUserId, payRate, "debitor_prism", message);
} else {
db.execute("QUERY_ADD_CHARACTER_TO_DEBTORS_PRISM", { credit.at("character_id") });
}
}
db.execute("QUERY_UPDATE_CREDIT", { std::to_string(remainingAmount), std::to_string(falukantUserId) });
}
db.prepare("QUERY_CLEANUP_CREDITS", QUERY_CLEANUP_CREDITS);
db.execute("QUERY_CLEANUP_CREDITS");
}
double UserCharacterWorker::getCurrentMoney(int falukantUserId) {
ConnectionGuard g(pool); auto &db = g.get();
db.prepare("GET_CURRENT_MONEY", QUERY_GET_CURRENT_MONEY);
auto rows = db.execute("GET_CURRENT_MONEY", {std::to_string(falukantUserId)});
return rows.empty()? 0.0 : std::stod(rows.front().at("sum"));
}
double UserCharacterWorker::getHouseValue(int falukantUserId) {
ConnectionGuard g(pool); auto &db = g.get();
db.prepare("HOUSE_VALUE", QUERY_HOUSE_VALUE);
auto rows = db.execute("HOUSE_VALUE", {std::to_string(falukantUserId)});
return rows.empty()? 0.0 : std::stod(rows.front().at("sum"));
}
double UserCharacterWorker::getSettlementValue(int falukantUserId) {
ConnectionGuard g(pool); auto &db = g.get();
db.prepare("SETTLEMENT_VALUE", QUERY_SETTLEMENT_VALUE);
auto rows = db.execute("SETTLEMENT_VALUE", {std::to_string(falukantUserId)});
return rows.empty()? 0.0 : std::stod(rows.front().at("sum"));
}
double UserCharacterWorker::getInventoryValue(int falukantUserId) {
ConnectionGuard g(pool); auto &db = g.get();
db.prepare("INVENTORY_VALUE", QUERY_INVENTORY_VALUE);
auto rows = db.execute("INVENTORY_VALUE", {std::to_string(falukantUserId)});
return rows.empty()? 0.0 : std::stod(rows.front().at("sum"));
}
double UserCharacterWorker::getCreditDebt(int falukantUserId) {
ConnectionGuard guard(pool);
auto &db = guard.get();
db.prepare("CREDIT_DEBT", QUERY_CREDIT_DEBT);
auto rows = db.execute("CREDIT_DEBT", { std::to_string(falukantUserId) });
return rows.empty()
? 0.0
: std::stod(rows.front().at("sum"));
}
int UserCharacterWorker::getChildCount(int deceasedUserId) {
ConnectionGuard g(pool); auto &db = g.get();
db.prepare("COUNT_CHILDREN", QUERY_COUNT_CHILDREN);
auto rows = db.execute("COUNT_CHILDREN", {std::to_string(deceasedUserId)});
return rows.empty()? 0 : std::stoi(rows.front().at("cnt"));
}
double UserCharacterWorker::calculateNewMoney(int falukantUserId, bool hasHeir) {
if (!hasHeir) {
return 800.0;
}
double cash = getCurrentMoney(falukantUserId);
double houses = getHouseValue(falukantUserId);
double sets = getSettlementValue(falukantUserId);
double inv = getInventoryValue(falukantUserId);
double debt = getCreditDebt(falukantUserId);
double totalAssets = cash + houses + sets + inv - debt;
int childCount = getChildCount(falukantUserId);
bool single = (childCount <= 1);
double heirShare = single ? totalAssets : totalAssets * 0.8;
double net = heirShare - (houses + sets + inv + debt);
if (net <= 1000.0) {
return 1000.0;
}
return net;
}

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#ifndef USERCHARACTERWORKER_H
#define USERCHARACTERWORKER_H
#include "worker.h"
#include <random>
class UserCharacterWorker : public Worker {
public:
UserCharacterWorker(ConnectionPool &pool, MessageBroker &broker);
~UserCharacterWorker() override;
protected:
void run() override;
private:
struct Character {
int id;
int age;
int health;
};
void processCharacterEvents();
void updateCharacterHealth(Character& character);
void updateCharactersMood();
int calculateHealthChange(int age);
void handleCharacterDeath(int characterId);
void recalculateKnowledge();
void processPregnancies();
void handleCredits();
void setHeir(int characterId);
int getFalukantUserId(int characterId);
int getHeirFromChildren(int deceasedCharacterId);
int getRandomHeir(int deceasedCharacterId);
void setNewCharacter(int falukantUserId, int heirCharacterId);
void setNewMoney(int falukantUserId, double newAmount);
double getHouseValue(int falukantUserId);
double getSettlementValue(int falukantUserId);
double getInventoryValue(int falukantUserId);
double getCreditDebt(int falukantUserId);
double getCurrentMoney(int falukantUserId);
double calculateNewMoney(int falukantUserId, bool hasHeir);
int getChildCount(int deceasedUserId);
std::random_device rd;
std::mt19937 gen;
std::uniform_real_distribution<> dist;
bool didRunToday { false };
static constexpr const char *QUERY_GET_USERS_TO_UPDATE = R"(
SELECT "id", CURRENT_DATE - birthdate::date AS age, "health"
FROM "falukant_data"."character"
WHERE "user_id" IS NOT NULL;
)";
static constexpr const char *QUERY_UPDATE_CHARACTERS_HEALTH = R"(
UPDATE "falukant_data"."character"
SET health = $1
WHERE id = $2
)";
static constexpr const char *QUERY_UPDATE_GET_ITEMS_TO_UPDATE = R"(
SELECT id, product_id, producer_id, quantity
FROM falukant_log.production p
WHERE p.production_timestamp::date < current_date
)";
static constexpr const char *QUERY_UPDATE_GET_CHARACTER_IDS = R"(
select fu.id user_id, c.id character_id, c2.id director_id
from falukant_data.falukant_user fu
join falukant_data."character" c
on c.user_id = fu.id
left join falukant_data.director d
on d.employer_user_id = fu.id
left join falukant_data."character" c2
on c2.id = d.director_character_id
where fu.id = $1
)";
static constexpr const char *QUERY_UPDATE_KNOWLEDGE = R"(
update falukant_data.knowledge
set knowledge = least(knowledge + $3, 100)
where character_id = $1
and product_id = $2
)";
static constexpr const char *QUERY_DELETE_LOG_ENTRY = R"(
delete from falukant_log.production
where id = $1
)";
static constexpr char const* QUERY_GET_PREGNANCY_CANDIDATES = R"(
SELECT
r.character1_id AS father_cid,
r.character2_id AS mother_cid,
c1.title_of_nobility,
c1.last_name,
c1.region_id,
fu1.id AS father_uid,
fu2.id AS mother_uid,
-- Durchschnittsalter in Tagen
((NOW()::date - c1.birthdate::date)
+ (NOW()::date - c2.birthdate::date)) / 2 AS avg_age_days,
-- Angepasste Schwangerschaftswahrscheinlichkeit in Prozent
100.0 /
(1
+ EXP(
0.0647 * (
((NOW()::date - c1.birthdate::date)
+ (NOW()::date - c2.birthdate::date)) / 2
)
- 0.0591
)
) AS prob_pct
FROM falukant_data.relationship r
JOIN falukant_type.relationship r2
ON r2.id = r.relationship_type_id
AND r2.tr = 'married'
JOIN falukant_data."character" c1
ON c1.id = r.character1_id
JOIN falukant_data."character" c2
ON c2.id = r.character2_id
LEFT JOIN falukant_data.falukant_user fu1
ON fu1.id = c1.user_id
LEFT JOIN falukant_data.falukant_user fu2
ON fu2.id = c2.user_id
WHERE random()*100 < (
100.0 /
(1
+ EXP(
0.11166347 * (
((NOW()::date - c1.birthdate::date)
+ (NOW()::date - c2.birthdate::date)) / 2
)
- 2.638267
)
)
);
)";
static constexpr char const* QUERY_INSERT_CHILD = R"(
INSERT INTO falukant_data."character" (
user_id,
region_id,
first_name,
last_name,
birthdate,
gender,
title_of_nobility,
mood_id,
created_at,
updated_at
) VALUES (
NULL,
$1::int, -- region_id
/* zufälliger Vorname passend zum Gender */
(
SELECT id
FROM falukant_predefine.firstname
WHERE gender = $2
ORDER BY RANDOM()
LIMIT 1
),
$3::int, -- last_name (Eltern-Nachname)
NOW(),
$2::varchar, -- gender
$4::int, -- title_of_nobility
/* zufällige Stimmung */
(
SELECT id
FROM falukant_type.mood
ORDER BY RANDOM()
LIMIT 1
),
NOW(),
NOW()
)
RETURNING id AS child_cid
)";
static constexpr char const* QUERY_INSERT_CHILD_RELATION = R"(
-- QUERY_INSERT_CHILD_RELATION
INSERT INTO falukant_data.child_relation (
father_character_id,
mother_character_id,
child_character_id,
name_set,
created_at,
updated_at
)
VALUES (
$1::int, -- father_cid
$2::int, -- mother_cid
$3::int, -- child_cid
false,
NOW(), NOW()
)
RETURNING
father_character_id,
-- Vater-User
(SELECT user_id FROM falukant_data."character" WHERE id = father_character_id) AS father_user_id,
mother_character_id,
-- Mutter-User
(SELECT user_id FROM falukant_data."character" WHERE id = mother_character_id) AS mother_user_id,
child_character_id,
-- Kind-User
(SELECT user_id FROM falukant_data."character" WHERE id = child_character_id) AS child_user_id;
)";
static constexpr char const* QUERY_AUTOBATISM = R"(
update falukant_data.child_relation
set name_set = true
where id in (
select cr.id
from falukant_data.child_relation cr
join falukant_data."character" c
on c.id = cr.child_character_id
where cr.name_set = false
and c.birthdate < current_date - interval '5 days'
)
)";
static constexpr char const* QUERY_UPDATE_MOOD = R"(
UPDATE falukant_data."character" AS c
SET mood_id = falukant_data.get_random_mood_id()
WHERE c.health > 0;
)";
static constexpr char const* QUERY_GET_OPEN_CREDITS = R"(
select c.id credit_id, c.amount, c.remaining_amount, c.interest_rate, fu.id user_id, fu."money", c2.id character_id, dp.created_at debitor_prism_start,
dp.created_at::date < current_date prism_started_previously
from falukant_data.credit c
join falukant_data.falukant_user fu
on fu.id = c.id
join falukant_data."character" c2
on c2.user_id = c.falukant_user_id
left join falukant_data.debtors_prism dp
on dp.character_id = c2.id
where c.remaining_amount > 0
and c.updated_at::date < current_date
)";
static constexpr char const* QUERY_UPDATE_CREDIT = R"(
update falukant_data.credit c
set remaining_amount = $1
where falukant_user_id = $2
)";
static constexpr char const* QUERY_CLEANUP_CREDITS = R"(
delete from falukant_data.credit
where remaining_amount >= 0.01
)";
static constexpr char const* QUERY_ADD_CHARACTER_TO_DEBTORS_PRISM = R"(
insert into falukant_data.debtors_prism (character_id) values ($1)
)";
static constexpr const char* QUERY_GET_HEIR = R"(
SELECT child_character_id
FROM falukant_data.child_relation
WHERE father_character_id = $1
OR mother_character_id = $1
ORDER BY (is_heir IS TRUE) DESC,
updated_at DESC
LIMIT 1
)";
static constexpr const char* QUERY_RANDOM_HEIR = R"(
WITH chosen AS (
SELECT
cr.id AS relation_id,
cr.child_character_id
FROM
falukant_data.child_relation AS cr
JOIN
falukant_data."character" AS ch
ON ch.id = cr.child_character_id
WHERE
(cr.father_character_id = $1 OR cr.mother_character_id = $1)
-- gleicher Wohnort wie der Verstorbene
AND ch.region_id = (
SELECT region_id
FROM falukant_data."character"
WHERE id = $1
)
-- nicht älter als 10 Tage
AND ch.birthdate >= NOW() - INTERVAL '10 days'
-- Titel "noncivil"
AND ch.title_of_nobility = (
SELECT id
FROM falukant_type.title
WHERE label_tr = 'noncivil'
)
ORDER BY RANDOM()
LIMIT 1
)
UPDATE
falukant_data.child_relation AS cr2
SET
is_heir = true,
updated_at = NOW()
FROM
chosen
WHERE
cr2.id = chosen.relation_id
RETURNING
chosen.child_character_id
)";
static constexpr const char* QUERY_SET_CHARACTER_USER = R"(
UPDATE falukant_data."character"
SET user_id = $1,
updated_at = NOW()
WHERE id = $2
)";
static constexpr const char* QUERY_UPDATE_USER_MONEY = R"(
UPDATE falukant_data.falukant_user
SET money = $1,
updated_at = NOW()
WHERE user_id = $2
)";
static constexpr const char* QUERY_GET_FALUKANT_USER_ID = R"(
SELECT user_id
FROM falukant_data."character"
WHERE id = $1
LIMIT 1
)";
// Sub‐Queries
static constexpr const char* QUERY_GET_CURRENT_MONEY = R"(
SELECT COALESCE(money,0) AS sum
FROM falukant_data.falukant_user
WHERE user_id = $1
)";
static constexpr const char* QUERY_HOUSE_VALUE = R"(
SELECT COALESCE(SUM(h.cost),0) AS sum
FROM falukant_data.user_house AS uh
JOIN falukant_type.house AS h ON uh.house_type_id = h.id
WHERE uh.user_id = $1
)";
static constexpr const char* QUERY_SETTLEMENT_VALUE = R"(
SELECT COALESCE(SUM(b.base_cost),0) AS sum
FROM falukant_data.branch AS br
JOIN falukant_type.branch AS b ON br.branch_type_id = b.id
WHERE br.falukant_user_id = $1
)";
static constexpr const char* QUERY_INVENTORY_VALUE = R"(
SELECT COALESCE(SUM(i.quantity * p.sell_cost),0) AS sum
FROM falukant_data.inventory AS i
JOIN falukant_type.product AS p ON i.product_id = p.id
JOIN falukant_data.branch AS br ON i.stock_id = br.id
WHERE br.falukant_user_id = $1
)";
static constexpr const char* QUERY_CREDIT_DEBT = R"(
SELECT COALESCE(SUM(remaining_amount),0) AS sum
FROM falukant_data.credit
WHERE falukant_user_id = $1
)";
static constexpr const char* QUERY_COUNT_CHILDREN = R"(
SELECT COUNT(*) AS cnt
FROM falukant_data.child_relation
WHERE father_character_id = $1
OR mother_character_id = $1
)";
};
#endif // USERCHARACTERWORKER_H

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#include "valuerecalculationworker.h"
ValueRecalculationWorker::ValueRecalculationWorker(ConnectionPool &pool, MessageBroker &broker)
: Worker(pool, broker, "ValueRecalculationWorker"),
activities{
{"productKnowledge", Activity(std::chrono::system_clock::from_time_t(0),
[this]() { calculateProductKnowledge(); },
std::chrono::hours(0))}, // 00:00 Uhr
{"regionalSellPrice", Activity(std::chrono::system_clock::from_time_t(0),
[this]() { calculateRegionalSellPrice(); },
std::chrono::hours(12) + std::chrono::minutes(0))} // 12:00 Uhr
}
{
}
ValueRecalculationWorker::~ValueRecalculationWorker() {
}
void ValueRecalculationWorker::run() {
while (runningWorker) {
setCurrentStep("Check if activity has to run");
auto now = std::chrono::system_clock::now();
for (auto &[key, activity] : activities) {
if (shouldRunToday(activity)) {
activity.lastRun = now;
activity.callMethod();
}
}
setCurrentStep("CalculateMarriages");
calculateMarriages();
calculateStudying();
setCurrentStep("Sleep for 60 seconds");
for (int i = 0; i < 60 && runningWorker; ++i) {
std::this_thread::sleep_for(std::chrono::seconds(1));
setCurrentStep("signalActivity()");
signalActivity();
}
setCurrentStep("Loop done");
}
}
bool ValueRecalculationWorker::shouldRunToday(const Activity& activity) {
auto now = std::chrono::system_clock::now();
auto todayScheduledTime = getNextScheduledTime(activity.scheduledTime);
return now >= todayScheduledTime && activity.lastRun < todayScheduledTime;
}
std::chrono::system_clock::time_point ValueRecalculationWorker::getNextScheduledTime(std::chrono::system_clock::duration scheduledDuration) {
auto now = std::chrono::system_clock::now();
std::time_t now_c = std::chrono::system_clock::to_time_t(now);
std::tm now_tm = *std::localtime(&now_c);
now_tm.tm_hour = std::chrono::duration_cast<std::chrono::hours>(scheduledDuration).count();
now_tm.tm_min = std::chrono::duration_cast<std::chrono::minutes>(scheduledDuration).count() % 60;
now_tm.tm_sec = 0;
return std::chrono::system_clock::from_time_t(std::mktime(&now_tm));
}
void ValueRecalculationWorker::calculateProductKnowledge() {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("QUERY_UPDATE_PRODUCT_KNOWLEDGE_USER", QUERY_UPDATE_PRODUCT_KNOWLEDGE_USER);
db.execute("QUERY_UPDATE_PRODUCT_KNOWLEDGE_USER");
db.prepare("QUERY_GET_PRODUCERS_LAST_DAY", QUERY_GET_PRODUCERS_LAST_DAY);
const auto &usersToInform = db.execute("QUERY_GET_PRODUCERS_LAST_DAY");
const nlohmann::json message = {
{ "event", "price_update" }
};
for (const auto &user: usersToInform) {
const auto userId = std::stoi(user.at("producer_id"));
sendMessageToFalukantUsers(userId, message);
}
db.prepare("QUERY_DELETE_OLD_PRODUCTIONS", QUERY_DELETE_OLD_PRODUCTIONS);
db.execute("QUERY_DELETE_OLD_PRODUCTIONS");
}
void ValueRecalculationWorker::calculateRegionalSellPrice() {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("QUERY_UPDATE_REGION_SELL_PRICE", QUERY_UPDATE_REGION_SELL_PRICE);
db.execute("QUERY_UPDATE_REGION_SELL_PRICE");
db.prepare("QUERY_GET_SELL_REGIONS", QUERY_GET_SELL_REGIONS);
const auto &regionsWithSells = db.execute("QUERY_GET_SELL_REGIONS");
const nlohmann::json message = {
{ "event", "price_update" }
};
for (const auto &region: regionsWithSells) {
const auto regionId = std::stoi(region.at("region_id"));
sendMessageToRegionUsers(regionId, message);
}
db.prepare("QUERY_DELETE_REGION_SELL_PRICE", QUERY_DELETE_REGION_SELL_PRICE);
db.execute("QUERY_DELETE_REGION_SELL_PRICE");
}
void ValueRecalculationWorker::calculateMarriages() {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("QUERY_SET_MARRIAGES_BY_PARTY", QUERY_SET_MARRIAGES_BY_PARTY);
const auto &usersFromUpdatedRelationships = db.execute("QUERY_SET_MARRIAGES_BY_PARTY");
const nlohmann::json message = {
{ "event", "relationship_changed" }
};
for (const auto &userFromUpdatedRelationships: usersFromUpdatedRelationships) {
if (userFromUpdatedRelationships.at("character1_user") != "") {
const auto user1Id = std::stoi(userFromUpdatedRelationships.at("character1_user"));
sendMessageToRegionUsers(user1Id, message);
}
if (userFromUpdatedRelationships.at("character2_user") != "") {
const auto user2Id = std::stoi(userFromUpdatedRelationships.at("character2_user"));
sendMessageToRegionUsers(user2Id, message);
}
}
}
void ValueRecalculationWorker::calculateStudying() {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("QUERY_GET_STUDYINGS_TO_EXECUTE", QUERY_GET_STUDYINGS_TO_EXECUTE);
db.prepare("QUERY_SET_LEARNING_DONE", QUERY_SET_LEARNING_DONE);
const auto studies = db.execute("QUERY_GET_STUDYINGS_TO_EXECUTE");
for (const auto &study: studies) {
if (study.at("tr") == "self") {
calculateStudyingSelf(study);
} else if (study.at("tr") == "children" || study.at("tr") == "director") {
caclulateStudyingForAssociatedCharacter(study);
}
db.execute("QUERY_SET_LEARNING_DONE", {study.at("id")});
}
}
void ValueRecalculationWorker::calculateStudyingSelf(Database::FieldMap entry) {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("QUERY_GET_OWN_CHARACTER_ID", QUERY_GET_OWN_CHARACTER_ID);
const auto ownCharacterIdResult = db.execute("QUERY_GET_OWN_CHARACTER_ID", { entry.at("associated_falukant_user_id") });
if (ownCharacterIdResult.size() > 0) {
auto characterId = std::stoi(ownCharacterIdResult.at(0).at("id"));
auto learnAll = entry.at("learn_all_products") == "t" || entry.at("product_id") == "";
int productId = learnAll ? 0 : std::stoi(entry.at("product_id"));
calculateStudyingCharacter(characterId, learnAll, productId, std::stoi(entry.at("learning_recipient_id")));
}
}
void ValueRecalculationWorker::caclulateStudyingForAssociatedCharacter(Database::FieldMap entry) {
auto characterId = std::stoi(entry.at("associated_learning_character_id"));
auto learnAll = entry.at("learn_all_products") == "t" || entry.at("product_id") == "";
int productId = learnAll ? 0 : std::stoi(entry.at("product_id"));
calculateStudyingCharacter(characterId, learnAll, productId, std::stoi(entry.at("learning_recipient_id")));
}
void ValueRecalculationWorker::calculateStudyingCharacter(int characterId, bool all, int productId, int falukantUserId) {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
if (all) {
db.prepare("QUERY_INCREASE_ALL_PRODUCTS_KNOWLEDGE", QUERY_INCREASE_ALL_PRODUCTS_KNOWLEDGE);
db.execute("QUERY_INCREASE_ALL_PRODUCTS_KNOWLEDGE", { "1", std::to_string(characterId) });
} else {
db.prepare("QUERY_INCREASE_ONE_PRODUCT_KNOWLEDGE", QUERY_INCREASE_ONE_PRODUCT_KNOWLEDGE);
db.execute("QUERY_INCREASE_ONE_PRODUCT_KNOWLEDGE", { "5", std::to_string(characterId), std::to_string(productId) });
}
const nlohmann::json message = {
{ "event", "knowledge_updated" }
};
sendMessageToFalukantUsers(falukantUserId, message);
}

175
src/valuerecalculationworker.h Normal file
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@@ -0,0 +1,175 @@
#ifndef VALUERECALCULATIONWORKER_H
#define VALUERECALCULATIONWORKER_H
#include "worker.h"
#include <unordered_map>
#include <functional>
#include <chrono>
class ValueRecalculationWorker : public Worker {
public:
ValueRecalculationWorker(ConnectionPool &pool, MessageBroker &broker);
~ValueRecalculationWorker() override;
protected:
void run() override;
private:
struct Activity {
std::chrono::system_clock::time_point lastRun;
std::function<void()> callMethod;
std::chrono::system_clock::duration scheduledTime;
Activity(std::chrono::system_clock::time_point lr, std::function<void()> cm, std::chrono::system_clock::duration st)
: lastRun(lr), callMethod(std::move(cm)), scheduledTime(st) {}
};
std::unordered_map<std::string, Activity> activities;
void calculateProductKnowledge();
void calculateRegionalSellPrice();
void calculateMarriages();
void calculateStudying();
void calculateStudyingSelf(Database::FieldMap entry);
void caclulateStudyingForAssociatedCharacter(Database::FieldMap entry);
void calculateStudyingCharacter(int characterId, bool all, int productId, int falukantUserId);
bool shouldRunToday(const Activity& activity);
std::chrono::system_clock::time_point getNextScheduledTime(std::chrono::system_clock::duration scheduledDuration);
static constexpr const char *QUERY_UPDATE_PRODUCT_KNOWLEDGE_USER = R"(
UPDATE falukant_data.knowledge k
SET knowledge = LEAST(100, k.knowledge + 1)
FROM falukant_data."character" c
JOIN falukant_log.production p
ON DATE(p.production_timestamp) = CURRENT_DATE - INTERVAL '1 day'
WHERE c.id = k.character_id
AND c.user_id = 18
AND k.product_id = 10
)";
static constexpr const char *QUERY_DELETE_OLD_PRODUCTIONS = R"(
delete from falukant_log.production flp
where date(flp.production_timestamp) < CURRENT_DATE
)";
static constexpr const char *QUERY_GET_PRODUCERS_LAST_DAY = R"(
select p."producer_id"
from falukant_log.production p
where date(p."production_timestamp") = CURRENT_DATE - interval '1 day'
group by producer_id
)";
static constexpr const char *QUERY_UPDATE_REGION_SELL_PRICE = R"(
UPDATE falukant_data.town_product_worth tpw
SET worth_percent =
GREATEST(
0,
LEAST(
CASE
WHEN s.quantity > avg_sells THEN tpw.worth_percent - 1
WHEN s.quantity < avg_sells THEN tpw.worth_percent + 1
ELSE tpw.worth_percent
END,
100
)
)
FROM (
SELECT region_id, product_id, quantity,
(SELECT AVG(quantity)
FROM falukant_log.sell avs
WHERE avs.product_id = s.product_id) AS avg_sells
FROM falukant_log.sell s
WHERE DATE(s.sell_timestamp) = CURRENT_DATE - INTERVAL '1 day'
) s
WHERE tpw.region_id = s.region_id
AND tpw.product_id = s.product_id
)";
static constexpr const char *QUERY_DELETE_REGION_SELL_PRICE = R"(
delete from falukant_log.sell s
where date(s.sell_timestamp) < CURRENT_DATE
)";
static constexpr const char *QUERY_GET_SELL_REGIONS = R"(
select s."region_id"
from falukant_log.sell s
where date(s."sell_timestamp") = CURRENT_DATE - interval '1 day'
group by "region_id"
)";
static constexpr const char * QUERY_SET_MARRIAGES_BY_PARTY = R"(
WITH updated_relations AS (
UPDATE falukant_data.relationship AS rel
SET relationship_type_id = (
SELECT id
FROM falukant_type.relationship AS rt
WHERE rt.tr = 'married'
)
WHERE rel.id IN (
SELECT rel2.id
FROM falukant_data.party AS p
JOIN falukant_type.party AS pt
ON pt.id = p.party_type_id
AND pt.tr = 'wedding'
JOIN falukant_data.falukant_user AS fu
ON fu.id = p.falukant_user_id
JOIN falukant_data."character" AS c
ON c.user_id = fu.id
JOIN falukant_data.relationship AS rel2
ON rel2.character1_id = c.id
OR rel2.character2_id = c.id
JOIN falukant_type.relationship AS rt2
ON rt2.id = rel2.relationship_type_id
AND rt2.tr = 'engaged'
WHERE p.created_at <= NOW() - INTERVAL '1 day'
)
RETURNING character1_id, character2_id
)
SELECT
c1.user_id AS character1_user,
c2.user_id AS character2_user
FROM updated_relations AS ur
JOIN falukant_data."character" AS c1
ON c1.id = ur.character1_id
JOIN falukant_data."character" AS c2
ON c2.id = ur.character2_id;
)";
static constexpr const char * QUERY_GET_STUDYINGS_TO_EXECUTE = R"(
select l.id, l.associated_falukant_user_id, l.associated_learning_character_id, l.learn_all_products, l.learning_recipient_id, l.product_id,
lr.tr
from falukant_data.learning l
join falukant_type.learn_recipient lr
on lr.id = l.learning_recipient_id
where l.learning_is_executed = false
and l.created_at + interval '1 day' < now();
)";
static constexpr const char * QUERY_GET_OWN_CHARACTER_ID = R"(
select id
from falukant_data."character" c
where c.user_id = $1
)";
static constexpr const char *QUERY_INCREASE_ONE_PRODUCT_KNOWLEDGE = R"(
update falukant_data.knowledge k
set knowledge = LEAST(100, k.knowledge + $1)
where k.character_id = $2
and k.product_id = $3
)";
static constexpr const char *QUERY_INCREASE_ALL_PRODUCTS_KNOWLEDGE = R"(
update falukant_data.knowledge k
set knowledge = LEAST(100, k.knowledge + $1)
where k.character_id = $2
)";
static constexpr const char *QUERY_SET_LEARNING_DONE = R"(
update falukant_data.learning
set learning_is_executed = true
where id = $1
)";
};
#endif // VALUERECALCULATIONWORKER_H

191
src/websocket_server.cpp
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@@ -1,149 +1,154 @@
#include "websocket_server.h" #include "websocket_server.h"
#include "connection_guard.h" #include "connection_guard.h"
#include "worker.h"
#include <iostream> #include <iostream>
#include <nlohmann/json.hpp>
#include <thread>
#include <chrono> #include <chrono>
#include <queue> #include <cstring>
#include <condition_variable>
using json = nlohmann::json; using json = nlohmann::json;
// Protocols array definition
struct lws_protocols WebSocketServer::protocols[] = {
{
"yourpart-protocol",
WebSocketServer::wsCallback,
sizeof(WebSocketUserData),
4096
},
{ nullptr, nullptr, 0, 0 }
};
WebSocketServer::WebSocketServer(int port, ConnectionPool &pool, MessageBroker &broker) WebSocketServer::WebSocketServer(int port, ConnectionPool &pool, MessageBroker &broker)
: port(port), pool(pool), broker(broker) {} : port(port), pool(pool), broker(broker) {}
WebSocketServer::~WebSocketServer() {
stop();
}
void WebSocketServer::run() { void WebSocketServer::run() {
running = true; running = true;
broker.subscribe([this](const std::string &message) { broker.subscribe([this](const std::string &msg) {
std::lock_guard<std::mutex> lock(queueMutex); {
messageQueue.push(message); std::lock_guard<std::mutex> lock(queueMutex);
messageQueue.push(msg);
}
queueCV.notify_one(); queueCV.notify_one();
}); });
serverThread = std::thread([this]() { startServer(); }); serverThread = std::thread([this](){ startServer(); });
messageProcessingThread = std::thread([this]() { processMessageQueue(); }); messageThread = std::thread([this](){ processMessageQueue(); });
pingThread = std::thread([this]() { pingClients(); }); pingThread = std::thread([this](){ pingClients(); });
} }
void WebSocketServer::stop() { void WebSocketServer::stop() {
running = false; running = false;
if (context) lws_cancel_service(context);
if (serverThread.joinable()) serverThread.join(); if (serverThread.joinable()) serverThread.join();
if (messageProcessingThread.joinable()) messageProcessingThread.join(); if (messageThread.joinable()) messageThread.join();
if (pingThread.joinable()) pingThread.join(); if (pingThread.joinable()) pingThread.join();
if (context) {
lws_context_destroy(context);
context = nullptr;
}
} }
void WebSocketServer::startServer() { void WebSocketServer::startServer() {
uWS::App() struct lws_context_creation_info info;
.ws<WebSocketUserData>("/*", { memset(&info, 0, sizeof(info));
.open = [this](uWS::WebSocket<false, true, WebSocketUserData> *ws) { info.port = port;
ws->getUserData()->pongReceived = true; info.protocols = protocols;
}, context = lws_create_context(&info);
.message = [this](uWS::WebSocket<false, true, WebSocketUserData> *ws, std::string_view message, uWS::OpCode opCode) { if (!context) {
handleWebSocketMessage(ws, message, opCode); throw std::runtime_error("Failed to create LWS context");
}, }
.close = [this](uWS::WebSocket<false, true, WebSocketUserData> *ws, int /*code*/, std::string_view /*message*/) {
handleWebSocketClose(ws);
}
})
.listen(port, [this](auto *token) {
if (token) {
std::cout << "WebSocket-Server läuft auf Port " << port << std::endl;
} else {
std::cerr << "WebSocket-Server konnte nicht gestartet werden!\n";
running = false;
}
})
.run();
}
void WebSocketServer::pingClients() {
while (running) { while (running) {
std::this_thread::sleep_for(std::chrono::seconds(30)); lws_service(context, 50);
std::unique_lock lock(connectionsMutex);
for (auto &[userId, ws] : connections) {
if (!ws->getUserData()->pongReceived) {
ws->close();
} else {
ws->getUserData()->pongReceived = false;
ws->send("ping", uWS::OpCode::TEXT);
}
}
} }
} }
void WebSocketServer::processMessageQueue() { void WebSocketServer::processMessageQueue() {
while (running) { while (running) {
std::unique_lock lock(queueMutex); std::unique_lock<std::mutex> lock(queueMutex);
queueCV.wait(lock, [this]() { return !messageQueue.empty() || !running; }); queueCV.wait(lock, [this](){ return !messageQueue.empty() || !running; });
while (!messageQueue.empty()) { while (!messageQueue.empty()) {
std::string message = std::move(messageQueue.front()); std::string msg = std::move(messageQueue.front());
messageQueue.pop(); messageQueue.pop();
lock.unlock(); lock.unlock();
handleBrokerMessage(message); handleBrokerMessage(msg);
lock.lock(); lock.lock();
} }
} }
} }
void WebSocketServer::pingClients() {
while (running) {
std::this_thread::sleep_for(std::chrono::seconds(30));
lws_callback_on_writable_all_protocol(context, &protocols[0]);
}
}
int WebSocketServer::wsCallback(struct lws *wsi,
enum lws_callback_reasons reason,
void *user, void *in, size_t len) {
auto *ud = reinterpret_cast<WebSocketUserData*>(user);
switch (reason) {
case LWS_CALLBACK_ESTABLISHED:
ud->pongReceived = true;
break;
case LWS_CALLBACK_RECEIVE: {
std::string msg(reinterpret_cast<char*>(in), len);
// Here you would dispatch the received message to handleBrokerMessage or handleWebSocketMessage
break;
}
case LWS_CALLBACK_SERVER_WRITEABLE: {
unsigned char buf[LWS_PRE + 4];
memcpy(buf + LWS_PRE, "ping", 4);
lws_write(wsi, buf + LWS_PRE, 4, LWS_WRITE_TEXT);
break;
}
case LWS_CALLBACK_CLOSED:
// Remove closed connection if stored
break;
default:
break;
}
return 0;
}
void WebSocketServer::handleBrokerMessage(const std::string &message) { void WebSocketServer::handleBrokerMessage(const std::string &message) {
try { try {
json parsedMessage = json::parse(message); json parsed = json::parse(message);
if (parsedMessage.contains("user_id")) { if (parsed.contains("user_id")) {
int falukantUserId = parsedMessage["user_id"]; int fid = parsed["user_id"].get<int>();
std::shared_lock lock(connectionsMutex); auto userId = getUserIdFromFalukantUserId(fid);
auto userId = getUserIdFromFalukantUserId(falukantUserId); std::shared_lock<std::shared_mutex> lock(connectionsMutex);
auto it = connections.find(userId); auto it = connections.find(userId);
if (it != connections.end()) { if (it != connections.end()) {
it->second->send(message, uWS::OpCode::TEXT); lws_callback_on_writable(it->second);
std::cout << "[WebSocketServer] Nachricht an User-ID: " << userId << " gesendet.\n";
} else {
std::cerr << "[WebSocketServer] Keine Verbindung für User-ID: " << userId << "\n";
} }
} else {
std::cerr << "[WebSocketServer] Ungültige Nachricht: " << message << "\n";
} }
} catch (const std::exception &e) { } catch (const std::exception &e) {
std::cerr << "[WebSocketServer] Fehler beim Verarbeiten der Nachricht: " << e.what() << "\n"; std::cerr << "Error processing broker message: " << e.what() << std::endl;
} }
} }
void WebSocketServer::handleWebSocketMessage(uWS::WebSocket<false, true, WebSocketUserData> *ws, std::string_view message, uWS::OpCode opCode) { std::string WebSocketServer::getUserIdFromFalukantUserId(int userId) {
if (message == "pong") {
ws->getUserData()->pongReceived = true;
return;
}
json parsedMessage = json::parse(message);
if (parsedMessage.contains("event") && parsedMessage["event"] == "setUserId") {
std::string userId = parsedMessage["data"]["userId"];
std::unique_lock lock(connectionsMutex);
connections[userId] = ws;
ws->getUserData()->userId = userId;
}
}
void WebSocketServer::handleWebSocketClose(uWS::WebSocket<false, true, WebSocketUserData> *ws) {
std::unique_lock lock(connectionsMutex);
auto userId = ws->getUserData()->userId;
if (!userId.empty()) {
connections.erase(userId);
}
}
std::string WebSocketServer::getUserIdFromFalukantUserId(int & userId) {
ConnectionGuard guard(pool); ConnectionGuard guard(pool);
auto &db = guard.get(); auto &db = guard.get();
std::string query = R"( std::string sql = R"(
SELECT u.hashed_id SELECT u.hashed_id
FROM community.user u FROM community.user u
JOIN falukant_data.falukant_user fu ON u.id = fu.user_id JOIN falukant_data.falukant_user fu ON u.id = fu.user_id
WHERE fu.id = $1 WHERE fu.id = $1
)"; )";
db.prepare("get_user_id", query); db.prepare("get_user_id", sql);
auto users = db.execute("get_user_id", {std::to_string(userId)}); auto res = db.execute("get_user_id", {std::to_string(userId)});
if (!users.empty()) { return (!res.empty()) ? res[0]["hashed_id"] : std::string();
return users[0]["hashed_id"]; }
} else {
return ""; void WebSocketServer::setWorkers(const std::vector<std::unique_ptr<Worker>> &workerList) {
workers.clear();
workers.reserve(workerList.size());
for (const auto &wptr : workerList) {
workers.push_back(wptr.get());
} }
} }

40
src/websocket_server.h
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@@ -1,50 +1,66 @@
#pragma once #pragma once
#include "message_broker.h" #include <libwebsockets.h>
#include "connection_guard.h"
#include "connection_pool.h" #include "connection_pool.h"
#include <uWebSockets/App.h> #include "message_broker.h"
#include <unordered_map> #include <nlohmann/json.hpp>
#include <string> #include <string>
#include <atomic> #include <atomic>
#include <thread> #include <thread>
#include <mutex>
#include <shared_mutex> #include <shared_mutex>
#include <nlohmann/json.hpp>
#include <queue> #include <queue>
#include <condition_variable> #include <condition_variable>
#include <unordered_map>
#include <vector>
#include <memory>
struct WebSocketUserData { struct WebSocketUserData {
std::string userId; std::string userId;
bool pongReceived = true; bool pongReceived = true;
}; };
class Worker; // forward
class WebSocketServer { class WebSocketServer {
public: public:
WebSocketServer(int port, ConnectionPool &pool, MessageBroker &broker); WebSocketServer(int port, ConnectionPool &pool, MessageBroker &broker);
~WebSocketServer();
void run(); void run();
void stop(); void stop();
void setWorkers(const std::vector<std::unique_ptr<Worker>> &workerList);
private: private:
void startServer(); void startServer();
void processMessageQueue(); void processMessageQueue();
void pingClients(); void pingClients();
void handleBrokerMessage(const std::string &message); void handleBrokerMessage(const std::string &message);
void handleWebSocketMessage(uWS::WebSocket<false, true, WebSocketUserData> *ws, std::string_view message, uWS::OpCode opCode); std::string getUserIdFromFalukantUserId(int falukantUserId);
void handleWebSocketClose(uWS::WebSocket<false, true, WebSocketUserData> *ws);
std::string getUserIdFromFalukantUserId(int &userId); static int wsCallback(struct lws *wsi,
enum lws_callback_reasons reason,
void *user, void *in, size_t len);
int port; int port;
ConnectionPool &pool; ConnectionPool &pool;
MessageBroker &broker; MessageBroker &broker;
std::atomic<bool> running{false}; std::atomic<bool> running{false};
struct lws_context *context = nullptr;
std::thread serverThread; std::thread serverThread;
std::thread messageProcessingThread; std::thread messageThread;
std::thread pingThread; std::thread pingThread;
std::unordered_map<std::string, uWS::WebSocket<false, true, WebSocketUserData> *> connections;
std::shared_mutex connectionsMutex;
std::queue<std::string> messageQueue;
std::mutex queueMutex; std::mutex queueMutex;
std::condition_variable queueCV; std::condition_variable queueCV;
std::queue<std::string> messageQueue;
std::shared_mutex connectionsMutex;
std::unordered_map<std::string, struct lws*> connections;
std::vector<Worker*> workers;
static struct lws_protocols protocols[];
}; };

62
src/worker.h
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@@ -3,14 +3,14 @@
#include <atomic> #include <atomic>
#include <thread> #include <thread>
#include <mutex> #include <mutex>
#include <condition_variable>
#include <chrono> #include <chrono>
#include <iostream> #include <iostream>
#include <functional> #include <nlohmann/json.hpp>
#include "connection_pool.h" #include "connection_pool.h"
#include "message_broker.h" #include "message_broker.h"
#include "database.h" #include "database.h"
#include "connection_guard.h"
class Worker { class Worker {
public: public:
@@ -64,6 +64,11 @@ public:
return currentStep; return currentStep;
} }
std::string getStatus() {
std::lock_guard<std::mutex> lock(stepMutex);
return "{\"worker\":\"" + workerName + "\", \"currentStep\":\"" + currentStep + "\"}";
}
protected: protected:
virtual void run() = 0; virtual void run() = 0;
@@ -101,6 +106,42 @@ protected:
currentStep = step; currentStep = step;
} }
void sendMessageToRegionUsers(const int &regionId, nlohmann::json message) {
ConnectionGuard guard(pool);
auto &db = guard.get();
db.prepare("QUERY_GET_REGION_USERS", QUERY_GET_REGION_USERS);
auto users = db.execute("QUERY_GET_REGION_USERS", {std::to_string(regionId)});
for (const auto &user: users) {
message["user_id"] = user.at("user_id");
broker.publish(message.dump());
}
}
void sendMessageToFalukantUsers(const int &falukantUserId, nlohmann::json message) {
message["user_id"] = falukantUserId;
broker.publish(message.dump());
}
void changeFalukantUserMoney(int falukantUserId, double moneyChange, std::string action, nlohmann::json message) {
try {
ConnectionGuard connGuard(pool);
auto &db = connGuard.get();
db.prepare("QUERY_UPDATE_MONEY", QUERY_UPDATE_MONEY);
db.execute("QUERY_UPDATE_MONEY", {
std::to_string(falukantUserId),
std::to_string(moneyChange),
action
});
sendMessageToFalukantUsers(falukantUserId, message);
} catch (const std::exception &e) {
std::cerr << "[" << workerName << "] Fehler in changeFalukantUserMoney: " << e.what() << "\n";
}
}
time_t getLastActivity() {
return lastActivity;
}
protected: protected:
ConnectionPool &pool; ConnectionPool &pool;
MessageBroker &broker; MessageBroker &broker;
@@ -114,4 +155,21 @@ protected:
std::chrono::seconds watchdogInterval{10}; std::chrono::seconds watchdogInterval{10};
std::mutex stepMutex; std::mutex stepMutex;
std::string currentStep; std::string currentStep;
time_t lastActivity;
private:
static constexpr const char *QUERY_GET_REGION_USERS = R"(
select c.user_id
from falukant_data."character" c
where c.region_id = $1
and c.user_id is not null;
)";
static constexpr const char *QUERY_UPDATE_MONEY = R"(
SELECT falukant_data.update_money(
$1,
$2,
$3
);
)";
}; };