use crate::api::{greeting, Message, SocketAddr};
use crate::AppState;
use crate::Arc;
use crate::CAHGame;
use crate::CAHPlayer;
use serde::Deserialize;

/// New game request structure
#[derive(Debug, Deserialize)]
pub struct NewGameRequest {
    /// Game name
    pub name: String,
    /// Game host
    pub host: CAHPlayer,
    /// Chosen packs
    pub packs: Vec<u8>,
}

/// Game join request structure
pub struct GameJoinRequest {
    /// Game id
    pub id: u8, // increase later
    /// Game password
    pub password: String,
    /// Player info
    pub player: CAHPlayer,
}

pub async fn message_handler(message: Message, state: &Arc<AppState>, who: SocketAddr) {
    let tx = &state.tx;

    match message {
        Message::Text(text) => {
            tracing::debug!("{who}: {}", text);

            if let Ok(new_game) = serde_json::from_str::<NewGameRequest>(&text) {
                tracing::debug!("{:#?}", &new_game);
                // create game
                if let Ok(new_game_object) = CAHGame::new(new_game) {
                    state.games.lock().unwrap().push(new_game_object);
                    let _update = tx.send(greeting(&state));
                } else {
                    let _res = tx.send(format!("error creating game"));
                }
            } else {
                // just echo
                let msg = format! {"{who}: {text}"};
                tracing::debug!("{msg}");
                let _res = tx.send(msg);
            }
        }

        Message::Binary(data) => {
            tracing::debug!("Binary: {:?}", data)
        }

        Message::Close(c) => {
            if let Some(cf) = c {
                tracing::debug!(
                    "Close received from {who} with code: {} and reason: {}",
                    cf.code,
                    cf.reason
                )
            } else {
                tracing::debug!("close received without close frame")
            }
            let msg = format!("{who} left.");
            tracing::debug!("{msg}");
            let _ = tx.send(msg);
        }

        Message::Pong(ping) => {
            tracing::debug!("Pong received with: {:?}", ping);
        }

        Message::Ping(pong) => {
            tracing::debug!("Pong received with: {:?}", pong);
        }
    }
}