summaryrefslogtreecommitdiff
path: root/src/ui/routes/ch/channel.rs
blob: a854f1418cf4fca0ffefbf68870615a47ea57fec (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
pub mod get {
    use axum::{
        extract::{Path, State},
        response::{self, IntoResponse, Redirect},
    };

    use crate::{
        app::App,
        channel::{self, app},
        error::Internal,
        token::extract::Identity,
        ui::{
            assets::{Asset, Assets},
            error::NotFound,
        },
    };

    pub async fn handler(
        State(app): State<App>,
        identity: Option<Identity>,
        Path(channel): Path<channel::Id>,
    ) -> Result<Asset, Error> {
        let _ = identity.ok_or(Error::NotLoggedIn)?;
        app.channels().get(&channel).await.map_err(Error::from)?;

        Assets::index().map_err(Error::Internal)
    }

    #[derive(Debug, thiserror::Error)]
    pub enum Error {
        #[error("channel not found")]
        NotFound,
        #[error("not logged in")]
        NotLoggedIn,
        #[error("{0}")]
        Internal(Internal),
    }

    impl From<app::Error> for Error {
        fn from(error: app::Error) -> Self {
            match error {
                app::Error::NotFound(_) | app::Error::Deleted(_) => Self::NotFound,
                other => Self::Internal(other.into()),
            }
        }
    }

    impl IntoResponse for Error {
        fn into_response(self) -> response::Response {
            match self {
                Self::NotFound => match Assets::index() {
                    Ok(asset) => NotFound(asset).into_response(),
                    Err(internal) => internal.into_response(),
                },
                Self::NotLoggedIn => Redirect::temporary("/login").into_response(),
                Self::Internal(error) => error.into_response(),
            }
        }
    }
}