52 lines
1.4 KiB
Rust
52 lines
1.4 KiB
Rust
use crate::db::Schedule;
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use crate::handlers::errors::ApiError;
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use actix::{Actor, StreamHandler};
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use actix_web::{get, web, HttpRequest, HttpResponse};
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use actix_web_actors::ws;
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use actix_web_actors::ws::ProtocolError;
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use sqlx::{Pool, Sqlite};
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use ws::Message;
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struct ControllerWs {
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pub pool: Pool<Sqlite>,
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}
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impl Actor for ControllerWs {
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type Context = ws::WebsocketContext<Self>;
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}
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async fn get_schedules(pool: &mut Pool<Sqlite>) -> Result<Vec<Schedule>, ApiError> {
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let mut pool_conn = pool.acquire().await?;
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Ok(Schedule::get_all(&mut pool_conn).await?)
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}
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impl StreamHandler<Result<Message, ProtocolError>> for ControllerWs {
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fn handle(&mut self, msg: Result<Message, ProtocolError>, ctx: &mut Self::Context) {
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let schedules = futures::executor::block_on(get_schedules(&mut self.pool)).unwrap();
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let schedules_json = serde_json::to_string(&schedules).unwrap();
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match msg {
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Ok(Message::Ping(msg)) => ctx.pong(&msg),
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Ok(Message::Text(_text)) => ctx.text(schedules_json),
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_ => {}
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}
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}
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}
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#[get("/api/v1/ws/controllers")]
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pub async fn index(
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pool: web::Data<Pool<Sqlite>>,
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req: HttpRequest,
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stream: web::Payload,
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) -> Result<HttpResponse, ApiError> {
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let resp = ws::start(
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ControllerWs {
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pool: pool.get_ref().clone(),
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},
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&req,
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stream,
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)
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.map_err(|_| ApiError::InternalError(String::from("error starting websocket")));
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println!("{:?}", resp);
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resp
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}
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