stabilized app

src/worker.h

@@ -3,14 +3,14 @@
 #include <atomic>
 #include <thread>
 #include <mutex>
-#include <condition_variable>
 #include <chrono>
 #include <iostream>
-#include <functional>
+#include <nlohmann/json.hpp>
 
 #include "connection_pool.h"
 #include "message_broker.h"
 #include "database.h"
+#include "connection_guard.h"
 
 class Worker {
 public:
@@ -64,6 +64,11 @@ public:
         return currentStep;
     }
 
+    std::string getStatus() {
+        std::lock_guard<std::mutex> lock(stepMutex);
+        return "{\"worker\":\"" + workerName + "\", \"currentStep\":\"" + currentStep + "\"}";
+    }
+
 protected:
     virtual void run() = 0;
 
@@ -101,6 +106,42 @@ protected:
         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:
     ConnectionPool &pool;
     MessageBroker &broker;
@@ -114,4 +155,21 @@ protected:
     std::chrono::seconds watchdogInterval{10};
     std::mutex stepMutex;
     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
+        );
+    )";
 };