use actix_cors::Cors;
use actix_multipart::form::tempfile::TempFileConfig;
use actix_remote_ip::RemoteIPConfig;
use actix_session::SessionMiddleware;
use actix_session::config::SessionLifecycle;
use actix_session::storage::RedisSessionStore;
use actix_web::cookie::Key;
use actix_web::middleware::Logger;
use actix_web::{App, HttpServer, web};
use moneymgr_backend::app_config::AppConfig;
use moneymgr_backend::connections::{db_connection, s3_connection};
use moneymgr_backend::controllers::*;
use moneymgr_backend::services::users_service;
use moneymgr_backend::{constants, routines};

#[actix_web::main]
async fn main() -> std::io::Result<()> {
    env_logger::init_from_env(env_logger::Env::new().default_filter_or("info"));

    log::info!(
        "Money manager server, start to listen on {}",
        AppConfig::get().listen_address
    );

    // Initialize bucket
    log::info!("Initialize S3 bucket");
    s3_connection::create_bucket_if_required()
        .await
        .expect("Failed to initialize S3 bucket!");

    // Connect to Redis
    let cookie_secret_key = Key::from(AppConfig::get().secret().as_bytes());
    let redis_store = RedisSessionStore::new(AppConfig::get().redis_connection_string())
        .await
        .expect("Failed to connect to Redis!");

    // Initialize database connection
    db_connection::initialize_conn().expect("Failed to connect to PostgresSQL database!");

    // Auto create default account, if requested
    if let Some(mail) = &AppConfig::get().unsecure_auto_login_email {
        users_service::create_or_update_user(mail, "Anonymous")
            .await
            .expect("Failed to create default account!");
    }

    // Automatically execute routines
    tokio::spawn(routines::main_routine());

    HttpServer::new(move || {
        let session_mw = SessionMiddleware::builder(redis_store.clone(), cookie_secret_key.clone())
            .cookie_name("moneymgr-session".to_string())
            .session_lifecycle(SessionLifecycle::BrowserSession(Default::default()))
            .build();

        let cors = Cors::default()
            .allowed_origin(&AppConfig::get().website_origin)
            .allowed_methods(vec!["GET", "POST", "PUT", "PATCH", "DELETE", "OPTIONS"])
            .allowed_header(constants::API_TOKEN_HEADER)
            .allow_any_header()
            .supports_credentials()
            .max_age(3600);

        App::new()
            .wrap(Logger::default())
            .wrap(session_mw)
            .wrap(cors)
            .app_data(web::Data::new(RemoteIPConfig {
                proxy: AppConfig::get().proxy_ip.clone(),
            }))
            // Uploaded files
            .app_data(TempFileConfig::default().directory(&AppConfig::get().temp_dir))
            // Server controller
            .route("/robots.txt", web::get().to(server_controller::robots_txt))
            .route(
                "/api/server/config",
                web::get().to(server_controller::config),
            )
            // Auth controller
            .route(
                "/api/auth/start_oidc",
                web::get().to(auth_controller::start_oidc),
            )
            .route(
                "/api/auth/finish_oidc",
                web::post().to(auth_controller::finish_oidc),
            )
            .route("/api/auth/info", web::get().to(auth_controller::auth_info))
            .route(
                "/api/auth/sign_out",
                web::get().to(auth_controller::sign_out),
            )
            // Tokens controller
            .route("/api/token", web::post().to(tokens_controller::create))
            .route("/api/tokens", web::get().to(tokens_controller::get_list))
            .route(
                "/api/token/{id}",
                web::delete().to(tokens_controller::delete),
            )
            // Accounts controller
            .route("/api/account", web::post().to(accounts_controller::create))
            .route(
                "/api/accounts",
                web::get().to(accounts_controller::get_list),
            )
            .route(
                "/api/account/{account_id}",
                web::get().to(accounts_controller::get_single),
            )
            .route(
                "/api/account/{account_id}",
                web::put().to(accounts_controller::update),
            )
            .route(
                "/api/account/{account_id}/default",
                web::put().to(accounts_controller::set_default),
            )
            .route(
                "/api/account/{account_id}",
                web::delete().to(accounts_controller::delete),
            )
            // Files controller
            .route("/api/file", web::post().to(files_controller::upload))
            .route(
                "/api/file/{file_id}",
                web::get().to(files_controller::get_info),
            )
            .route(
                "/api/file/{file_id}/download",
                web::get().to(files_controller::download),
            )
            .route(
                "/api/file/{file_id}",
                web::delete().to(files_controller::delete),
            )
            // Movement controller
            .route("/api/movement", web::post().to(movement_controller::create))
            .route(
                "/api/accounts/balances",
                web::get().to(movement_controller::get_accounts_balances),
            )
            .route(
                "/api/account/{account_id}/movements",
                web::get().to(movement_controller::get_list_of_account),
            )
            .route(
                "/api/movement/{movement_id}",
                web::get().to(movement_controller::get_single),
            )
            .route(
                "/api/movement/{movement_id}",
                web::put().to(movement_controller::update),
            )
            .route(
                "/api/movement/{movement_id}",
                web::delete().to(movement_controller::delete),
            )
            // Inbox controller
            .route("/api/inbox", web::post().to(inbox_controller::create))
            .route("/api/inbox", web::get().to(inbox_controller::get_list))
            .route(
                "/api/inbox/count",
                web::get().to(inbox_controller::count_entries),
            )
            .route(
                "/api/inbox/{inbox_id}",
                web::get().to(inbox_controller::get_single),
            )
            .route(
                "/api/inbox/{inbox_id}",
                web::put().to(inbox_controller::update),
            )
            .route(
                "/api/inbox/{inbox_id}",
                web::delete().to(inbox_controller::delete),
            )
            // Statistics controller
            .route("/api/stats/global", web::get().to(stats_controller::global))
            .route(
                "/api/stats/balance_variation",
                web::get().to(stats_controller::balance_variation),
            )
            // Backup controller
            .route(
                "/api/backup/finances_manager/import",
                web::post().to(backup_controller::finances_manager_import),
            )
            .route(
                "/api/backup/finances_manager/export",
                web::get().to(backup_controller::finances_manager_export),
            )
            .route(
                "/api/backup/zip/export",
                web::get().to(backup_controller::zip_export),
            )
            .route(
                "/api/backup/zip/import",
                web::post().to(backup_controller::zip_import),
            )
            .route(
                "/api/backup/xslx/export",
                web::get().to(backup_controller::xslx_export),
            )
            // Static assets
            .route("/", web::get().to(static_controller::root_index))
            .route(
                "/{tail:.*}",
                web::get().to(static_controller::serve_static_content),
            )
    })
    .bind(AppConfig::get().listen_address.as_str())?
    .run()
    .await
}