use serde::{Deserialize, Serialize};
use serde_json::Value;
use std::collections::{HashMap, HashSet};
use std::sync::Arc;
use tokio::sync::mpsc;
use tokio_postgres::Client as PgClient;

pub(crate) type ClientId = u64;

#[derive(Clone)]
pub(crate) struct ClientConn {
    pub(crate) user_name: String,
    pub(crate) room: String,
    pub(crate) color: Option<String>,
    pub(crate) token: Option<String>,
    pub(crate) falukant_user_id: Option<i32>,
    pub(crate) chat_user_id: Option<i32>,
    pub(crate) gender_id: Option<i32>,
    pub(crate) age: Option<i32>,
    pub(crate) rights: HashSet<String>,
    pub(crate) right_type_ids: HashSet<i32>,
    pub(crate) logged_in: bool,
    pub(crate) tx: mpsc::UnboundedSender<String>,
}

#[derive(Default)]
pub(crate) struct ChatState {
    pub(crate) clients: HashMap<ClientId, ClientConn>,
    pub(crate) rooms: HashMap<String, HashSet<ClientId>>,
    pub(crate) tokens: HashMap<String, ClientId>,
    pub(crate) logged_in_names: HashSet<String>,
    pub(crate) dice_games: HashMap<String, DiceGame>,
    pub(crate) room_meta: HashMap<String, RoomMeta>,
}

#[derive(Clone, Default)]
pub(crate) struct ServerConfig {
    pub(crate) allowed_users: Option<HashSet<String>>,
    pub(crate) db_client: Option<Arc<PgClient>>,
}

#[derive(Debug)]
pub(crate) struct UserProfile {
    pub(crate) display_name: String,
    pub(crate) color: Option<String>,
    pub(crate) falukant_user_id: Option<i32>,
    pub(crate) chat_user_id: Option<i32>,
    pub(crate) gender_id: Option<i32>,
    pub(crate) age: Option<i32>,
    pub(crate) rights: HashSet<String>,
    pub(crate) right_type_ids: HashSet<i32>,
}

#[derive(Debug, Deserialize)]
pub(crate) struct Command {
    #[serde(rename = "type")]
    pub(crate) cmd_type: Value,
    pub(crate) token: Option<String>,
    pub(crate) name: Option<String>,
    pub(crate) room: Option<String>,
    pub(crate) message: Option<String>,
    pub(crate) value: Option<Value>,
    pub(crate) password: Option<String>,
    pub(crate) rounds: Option<i32>,
    pub(crate) to: Option<String>,
    #[serde(rename = "userName")]
    pub(crate) user_name: Option<String>,
}

#[derive(Debug, Serialize)]
pub(crate) struct RoomInfo {
    pub(crate) name: String,
    pub(crate) users: usize,
}

#[derive(Clone, Default)]
pub(crate) struct DiceGame {
    pub(crate) running: bool,
    pub(crate) current_round: i32,
    pub(crate) total_rounds: i32,
    pub(crate) rolled_this_round: HashMap<ClientId, i32>,
    pub(crate) total_scores: HashMap<ClientId, i32>,
}

#[allow(dead_code)]
#[derive(Clone, Debug, Default)]
pub(crate) struct RoomMeta {
    pub(crate) name: String,
    pub(crate) password: Option<String>,
    pub(crate) gender_restriction_id: Option<i32>,
    pub(crate) required_user_right_id: Option<i32>,
    pub(crate) min_age: Option<i32>,
    pub(crate) max_age: Option<i32>,
    pub(crate) is_public: bool,
    pub(crate) owner_id: Option<i32>,
    pub(crate) room_type_id: Option<i32>,
    pub(crate) friends_of_owner_only: bool,
    pub(crate) is_temporary: bool,
    pub(crate) created_at_unix: Option<i64>,
    pub(crate) empty_since_unix: Option<i64>,
}