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/*
This file is part of jellything (https://codeberg.org/metamuffin/jellything)
which is licensed under the GNU Affero General Public License (version 3); see /COPYING.
Copyright (C) 2025 metamuffin <metamuffin.org>
*/
use super::layout::{DynLayoutPage, LayoutPage};
use crate::{ui::account::rocket_uri_macro_r_account_login, uri};
use jellybase::CONF;
use log::info;
use rocket::{
catch,
http::{ContentType, Status},
response::{self, Responder},
Request,
};
use serde_json::{json, Value};
use std::{fmt::Display, fs::File, io::Read, sync::LazyLock};
static ERROR_IMAGE: LazyLock<Vec<u8>> = LazyLock::new(|| {
info!("loading error image");
let mut f = File::open(CONF.asset_path.join("error.avif"))
.expect("please create error.avif in the asset dir");
let mut o = Vec::new();
f.read_to_end(&mut o).unwrap();
o
});
#[catch(default)]
pub fn r_catch<'a>(status: Status, _request: &Request) -> DynLayoutPage<'a> {
LayoutPage {
title: "Not found".to_string(),
content: markup::new! {
h2 { "Error" }
p { @format!("{status}") }
@if status == Status::NotFound {
p { "You might need to " a[href=uri!(r_account_login())] { "log in" } ", to see this page" }
}
},
..Default::default()
}
}
#[catch(default)]
pub fn r_api_catch(status: Status, _request: &Request) -> Value {
json!({ "error": format!("{status}") })
}
pub type MyResult<T> = Result<T, MyError>;
// TODO an actual error enum would be useful for status codes
pub struct MyError(pub anyhow::Error);
impl<'r> Responder<'r, 'static> for MyError {
fn respond_to(self, req: &'r Request<'_>) -> response::Result<'static> {
match req.accept().map(|a| a.preferred()) {
Some(x) if x.is_json() => json!({ "error": format!("{}", self.0) }).respond_to(req),
Some(x) if x.is_avif() || x.is_png() || x.is_jpeg() => {
(ContentType::AVIF, ERROR_IMAGE.as_slice()).respond_to(req)
}
_ => LayoutPage {
title: "Error".to_string(),
content: markup::new! {
h2 { "An error occured. Nobody is sorry"}
pre.error { @format!("{:?}", self.0) }
},
..Default::default()
}
.respond_to(req),
}
}
}
impl std::fmt::Debug for MyError {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
f.write_fmt(format_args!("{:?}", self.0))
}
}
impl Display for MyError {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
self.0.fmt(f)
}
}
impl From<anyhow::Error> for MyError {
fn from(err: anyhow::Error) -> MyError {
MyError(err)
}
}
impl From<std::fmt::Error> for MyError {
fn from(err: std::fmt::Error) -> MyError {
MyError(anyhow::anyhow!("{err}"))
}
}
impl From<std::io::Error> for MyError {
fn from(err: std::io::Error) -> Self {
MyError(anyhow::anyhow!("{err}"))
}
}
impl From<serde_json::Error> for MyError {
fn from(err: serde_json::Error) -> Self {
MyError(anyhow::anyhow!("{err}"))
}
}
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