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    /*
     * Copyright (C) 2022  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 std::env;
    use std::sync::Arc;

    use actix_identity::{CookieIdentityPolicy, IdentityService};
    use actix_web::{
        error::InternalError, http::StatusCode, middleware as actix_middleware,
        web::JsonConfig, App, HttpServer,
    };
    use lazy_static::lazy_static;
    use log::info;

    mod api;
    mod data;
    mod date;
    mod db;
    mod demo;
    mod docs;
    mod email;
    mod errors;
    #[macro_use]
    mod pages;
    #[macro_use]
    mod routes;
    mod settings;
    mod static_assets;
    mod stats;
    #[cfg(test)]
    #[macro_use]
    mod tests;
    mod widget;

    pub use crate::data::Data;
    pub use crate::static_assets::static_files::assets::*;
    pub use api::v1::ROUTES as V1_API_ROUTES;
    pub use docs::DOCS;
    pub use pages::routes::ROUTES as PAGES;
    pub use settings::Settings;
    use static_assets::FileMap;
    pub use widget::WIDGET_ROUTES;

    use crate::demo::DemoUser;

    lazy_static! {
        pub static ref SETTINGS: Settings = Settings::new().unwrap();
    //    pub static ref S: String = env::var("S").unwrap();
        pub static ref FILES: FileMap = FileMap::new();
        pub static ref JS: &'static str =
            FILES.get("./static/cache/bundle/bundle.js").unwrap();
        pub static ref CSS: &'static str =
            FILES.get("./static/cache/bundle/css/main.css").unwrap();
        pub static ref MOBILE_CSS: &'static str =
            FILES.get("./static/cache/bundle/css/mobile.css").unwrap();

        pub static ref VERIFICATIN_WIDGET_JS: &'static str =
            FILES.get("./static/cache/bundle/verificationWidget.js").unwrap();
        pub static ref VERIFICATIN_WIDGET_CSS: &'static str =
            FILES.get("./static/cache/bundle/css/widget.css").unwrap();

        /// points to source files matching build commit
        pub static ref SOURCE_FILES_OF_INSTANCE: String = {
            let mut url = SETTINGS.source_code.clone();
            if !url.ends_with('/') {
                url.push('/');
            }
            let mut  base = url::Url::parse(&url).unwrap();
            base =  base.join("tree/").unwrap();
            base =  base.join(GIT_COMMIT_HASH).unwrap();
            base.into()
        };

    }

    pub const COMPILED_DATE: &str = env!("COMPILED_DATE");
    pub const GIT_COMMIT_HASH: &str = env!("GIT_HASH");
    pub const VERSION: &str = env!("CARGO_PKG_VERSION");
    pub const PKG_NAME: &str = env!("CARGO_PKG_NAME");
    pub const PKG_DESCRIPTION: &str = env!("CARGO_PKG_DESCRIPTION");
    pub const PKG_HOMEPAGE: &str = env!("CARGO_PKG_HOMEPAGE");

    pub const CACHE_AGE: u32 = 604800;

    pub type ArcData = Arc<crate::data::Data>;
    pub type AppData = actix_web::web::Data<ArcData>;

    #[cfg(not(tarpaulin_include))]
    #[actix_web::main]
    async fn main() -> std::io::Result<()> {
        use std::time::Duration;

        env::set_var("RUST_LOG", "info");

        pretty_env_logger::init();
        info!(
            "{}: {}.\nFor more information, see: {}\nBuild info:\nVersion: {} commit: {}",
            PKG_NAME, PKG_DESCRIPTION, PKG_HOMEPAGE, VERSION, GIT_COMMIT_HASH
        );

        let settings = Settings::new().unwrap();
        let data = Data::new(&settings).await;
        let data = actix_web::web::Data::new(data);

        let mut demo_user: Option<DemoUser> = None;

        if settings.allow_demo && settings.allow_registration {
            demo_user = Some(
                DemoUser::spawn(data.clone(), Duration::from_secs(60 * 30))
                    .await
                    .unwrap(),
            );
        }

        let ip = settings.server.get_ip();
        println!("Starting server on: http://{ip}");

        HttpServer::new(move || {
            App::new()
                .wrap(actix_middleware::Logger::default())
                .wrap(
                    actix_middleware::DefaultHeaders::new()
                        .add(("Permissions-Policy", "interest-cohort=()")),
                )
                .wrap(get_identity_service(&settings))
                .wrap(actix_middleware::Compress::default())
                .app_data(data.clone())
                .wrap(actix_middleware::NormalizePath::new(
                    actix_middleware::TrailingSlash::Trim,
                ))
                .configure(routes::services)
                .app_data(get_json_err())
        })
        .bind(&ip)
        .unwrap()
        .run()
        .await?;

        if let Some(demo_user) = demo_user {
            demo_user.abort();
        }
        Ok(())
    }

    #[cfg(not(tarpaulin_include))]
    pub fn get_json_err() -> JsonConfig {
        JsonConfig::default().error_handler(|err, _| {
            //debug!("JSON deserialization error: {:?}", &err);
            InternalError::new(err, StatusCode::BAD_REQUEST).into()
        })
    }

    #[cfg(not(tarpaulin_include))]
    pub fn get_identity_service(
        settings: &Settings,
    ) -> IdentityService<CookieIdentityPolicy> {
        let cookie_secret = &settings.server.cookie_secret;
        IdentityService::new(
            CookieIdentityPolicy::new(cookie_secret.as_bytes())
                .name("Authorization")
                //TODO change cookie age
                .max_age_secs(216000)
                .domain(&settings.server.domain)
                .secure(false),
        )
    }

    #[cfg(test)]
    mod test {
        #[test]
        fn version_source_code_url_works() {
            assert_eq!(
                &*crate::SOURCE_FILES_OF_INSTANCE,
                &format!(
                    "https://github.com/mCaptcha/mCaptcha/tree/{}",
                    crate::GIT_COMMIT_HASH
                )
            );
        }
    }