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use crate::raccord::{DirectMessage, ServerMessage};
use async_channel::Sender;
use std::{error::Error, fmt::Debug};
use tide::Server;
use tide::{Request, Response, StatusCode};
use tide_tracing::TraceMiddleware;
use twilight_gateway::Event;
use twilight_model::{channel::Message, gateway::payload::MessageCreate};

pub async fn server(
    bind: String,
    ghosts: Sender<(u64, Event)>,
) -> Result<(), Box<dyn Error + Send + Sync>> {
    #[derive(Clone, Debug)]
    struct State {
        pub ghosts: Sender<(u64, Event)>,
    }

    let mut app = Server::with_state(State { ghosts });
    app.with(TraceMiddleware::new());

    app.at("/ghost/server/:server/channel/:channel/message")
        .post(|mut req: Request<State>| async move {
            // TODO: handle text/plain body
            let message: ServerMessage = req.body_json().await?;
            // TODO: log(warn) if :channel != message.channel etc
            let message: Message = (&message).into();
            let event = Event::MessageCreate(Box::new(MessageCreate(message)));
            req.state().ghosts.send((0, event)).await?;
            Ok(Response::new(StatusCode::NoContent))
        });

    app.at("/ghost/direct/channel/:channel/message")
        .post(|mut req: Request<State>| async move {
            // TODO: handle text/plain body
            let message: DirectMessage = req.body_json().await?;
            // TODO: log(warn) if :channel != message.channel
            let message: Message = (&message).into();
            let event = Event::MessageCreate(Box::new(MessageCreate(message)));
            req.state().ghosts.send((0, event)).await?;
            Ok(Response::new(StatusCode::NoContent))
        });

    app.listen(bind).await?;
    Ok(())
}