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path: root/server/src/routes/api/mod.rs
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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) 2023 metamuffin <metamuffin.org>
*/
use super::ui::{
    account::{login_logic, session::AdminSession},
    error::MyResult,
};
use crate::database::DataAcid;
use anyhow::{anyhow, Context};
use jellybase::database::{TableExt, T_NODE};
use jellycommon::{user::CreateSessionParams, Node};
use rocket::{
    get,
    http::MediaType,
    outcome::Outcome,
    post,
    request::{self, FromRequest},
    response::Redirect,
    serde::json::Json,
    Request, State,
};
use serde_json::{json, Value};
use std::ops::Deref;

#[get("/api")]
pub fn r_api_root() -> Redirect {
    Redirect::moved("https://codeberg.org/metamuffin/jellything/src/branch/master/api.md")
}

#[get("/api/version")]
pub fn r_api_version() -> &'static str {
    env!("CARGO_PKG_VERSION")
}

#[post("/api/create_session", data = "<data>")]
pub fn r_api_account_login(
    database: &State<DataAcid>,
    data: Json<CreateSessionParams>,
) -> MyResult<Value> {
    let token = login_logic(
        database,
        &data.username,
        &data.password,
        data.expire,
        data.drop_permissions.clone(),
    )?;
    Ok(json!(token))
}

#[get("/api/node_raw/<id>")]
pub fn r_api_node_raw(
    admin: AdminSession,
    database: &State<DataAcid>,
    id: &str,
) -> MyResult<Json<Node>> {
    drop(admin);
    let node = T_NODE
        .get(database, id)
        .context("retrieving library node")?
        .ok_or(anyhow!("node does not exist"))?;
    Ok(Json(node))
}

pub struct AcceptJson(bool);
impl Deref for AcceptJson {
    type Target = bool;
    fn deref(&self) -> &Self::Target {
        &self.0
    }
}
impl<'r> FromRequest<'r> for AcceptJson {
    type Error = ();

    fn from_request<'life0, 'async_trait>(
        request: &'r Request<'life0>,
    ) -> ::core::pin::Pin<
        Box<
            dyn ::core::future::Future<Output = request::Outcome<Self, Self::Error>>
                + ::core::marker::Send
                + 'async_trait,
        >,
    >
    where
        'r: 'async_trait,
        'life0: 'async_trait,
        Self: 'async_trait,
    {
        Box::pin(async move {
            Outcome::Success(AcceptJson(
                request
                    .accept()
                    .map(|a| a.preferred().exact_eq(&MediaType::JSON))
                    .unwrap_or(false),
            ))
        })
    }
}