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/*
* Copyright (C) 2021  Aravinth Manivannan <realaravinth@batsense.net>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program.  If not, see <https://www.gnu.org/licenses/>.
*/

use actix_identity::Identity;
use actix_web::{web, HttpResponse, Responder};
use lazy_static::lazy_static;
use my_codegen::get;
use sailfish::TemplateOnce;

use crate::api::v1::auth::runners;
use crate::pages::errors::Errorable;
use crate::AppData;
use crate::PAGES;

#[derive(Clone, TemplateOnce)]
#[template(path = "auth/login/index.html")]
struct IndexPage {
    username: Option<String>,
    password: Option<String>,
    error: Option<String>,
}

crate::ImplErrorable!(IndexPage);

const PAGE: &str = "Login";

impl Default for IndexPage {
    fn default() -> Self {
        IndexPage {
            username: None,
            password: None,
            error: None,
        }
    }
}

lazy_static! {
    static ref INDEX: String = IndexPage::default().render_once().unwrap();
}

#[get(path = "PAGES.auth.login")]
pub async fn login() -> impl Responder {
    HttpResponse::Ok()
        .content_type("text/html; charset=utf-8")
        .body(&*INDEX)
}
#[my_codegen::post(path = "PAGES.auth.login")]
async fn login_post(
    id: Identity,
    payload: web::Json<runners::Login>,
    data: AppData,
) -> impl Responder {
    match runners::login_runner(&payload, &data).await {
        Ok(_) => {
            id.remember(payload.into_inner().username);
            HttpResponse::Ok().into()
        }
        Err(e) => {
            let payload = payload.into_inner();
            let username = Some(payload.username);
            let password = Some(payload.password);

            let page = IndexPage {
                username,
                password,
                ..Default::default()
            };
            page.get_error_resp(e)
        }
    }
}