use warp::{Filter, Rejection, Reply};

use crate::custom_filters;
use crate::handlers;
use crate::schema::Db;

/// Root, all routes combined
pub fn consensus_routes(db: Db) -> impl Filter<Extract = impl Reply, Error = Rejection> + Clone {
    transaction_list(db.clone())
        .or(transaction_propose(db.clone()))
        .or(block_propose(db.clone()))
        .or(block_list(db.clone()))
}

/// GET /transaction warp route
pub fn transaction_list(db: Db) -> impl Filter<Extract = impl Reply, Error = Rejection> + Clone {
    warp::path!("transaction")
        .and(warp::get())
        .and(custom_filters::with_db(db))
        .and_then(handlers::list_transactions)
}

/// GET /block warp route
pub fn block_list(db: Db) -> impl Filter<Extract = impl Reply, Error = Rejection> + Clone {
    warp::path!("block")
        .and(warp::get())
        .and(custom_filters::with_db(db))
        .and_then(handlers::list_blocks)
}

/// POST /transaction warp route
pub fn transaction_propose(db: Db) -> impl Filter<Extract = impl Reply, Error = Rejection> + Clone {
    warp::path!("transaction")
        .and(warp::post())
        .and(custom_filters::transaction_json_body())
        .and(custom_filters::with_db(db))
        .and_then(handlers::propose_transaction)
}

/// POST /block warp route
pub fn block_propose(db: Db) -> impl Filter<Extract = impl Reply, Error = Rejection> + Clone {
    warp::path!("block")
        .and(warp::post())
        .and(custom_filters::block_json_body())
        .and(custom_filters::with_db(db))
        .and_then(handlers::propose_block)
}

// TODO: write tests <07-04-21, yigit> //

//#[cfg(test)]
//mod tests {
//    use super::*;

//    use chrono::prelude::*;
//    use std::sync::Arc;
//    use tokio::sync::Mutex;
//    use warp::http::StatusCode;

//    use crate::schema::{Game, Genre};

//    // Mocked dataset for each test

//    fn mocked_db() -> Db {
//        Arc::new(Mutex::new(vec![
//            Game {
//                id: 1,
//                title: String::from("Crappy title"),
//                rating: 35,
//                genre: Genre::RolePlaying,
//                description: Some(String::from("Test description...")),
//                release_date: NaiveDate::from_ymd(2011, 9, 22).and_hms(0, 0, 0),
//            },
//            Game {
//                id: 2,
//                title: String::from("Decent game"),
//                rating: 84,
//                genre: Genre::Strategy,
//                description: None,
//                release_date: NaiveDate::from_ymd(2014, 3, 11).and_hms(0, 0, 0),
//            },
//        ]))
//    }

//    fn mocked_game() -> Game {
//        Game {
//            id: 3,
//            title: String::from("Another game"),
//            rating: 65,
//            description: None,
//            genre: Genre::Strategy,
//            release_date: NaiveDate::from_ymd(2016, 3, 11).and_hms(0, 0, 0),
//        }
//    }

//    #[tokio::test]
//    async fn get_list_of_games_200() {
//        let db = mocked_db();
//        let filter = games_routes(db);

//        let res = warp::test::request().method("GET").path("/games").reply(&filter).await;

//        assert_eq!(res.status(), StatusCode::OK);

//        let expected_json_body = r#"[{"id":1,"title":"Crappy title","rating":35,"genre":"ROLE_PLAYING","description":"Test description...","releaseDate":"2011-09-22T00:00:00"},{"id":2,"title":"Decent game","rating":84,"genre":"STRATEGY","description":null,"releaseDate":"2014-03-11T00:00:00"}]"#;
//        assert_eq!(res.body(), expected_json_body);
//    }

//    #[tokio::test]
//    async fn get_list_of_games_with_options_200() {
//        let db = mocked_db();
//        let filter = games_routes(db);

//        let res = warp::test::request()
//            .method("GET")
//            .path("/games?offset=1&limit=5")
//            .reply(&filter)
//            .await;

//        assert_eq!(res.status(), StatusCode::OK);

//        let expected_json_body = r#"[{"id":2,"title":"Decent game","rating":84,"genre":"STRATEGY","description":null,"releaseDate":"2014-03-11T00:00:00"}]"#;
//        assert_eq!(res.body(), expected_json_body);
//    }

//    #[tokio::test]
//    async fn get_empty_list_with_offset_overshot_200() {
//        let db = mocked_db();
//        let filter = games_routes(db);

//        let res = warp::test::request()
//            .method("GET")
//            .path("/games?offset=5&limit=5")
//            .reply(&filter)
//            .await;

//        assert_eq!(res.status(), StatusCode::OK);

//        let expected_json_body = r#"[]"#;
//        assert_eq!(res.body(), expected_json_body);
//    }

//    #[tokio::test]
//    async fn get_incorrect_options_400() {
//        let db = mocked_db();
//        let filter = games_routes(db);

//        let res = warp::test::request()
//            .method("GET")
//            .path("/games?offset=a&limit=b")
//            .reply(&filter)
//            .await;

//        assert_eq!(res.status(), StatusCode::BAD_REQUEST);
//    }

//    #[tokio::test]
//    async fn get_wrong_path_405() {
//        let db = mocked_db();
//        let filter = games_routes(db);

//        let res = warp::test::request()
//            .method("GET")
//            .path("/games/42")
//            .reply(&filter)
//            .await;

//        assert_eq!(res.status(), StatusCode::METHOD_NOT_ALLOWED);
//    }

//    #[tokio::test]
//    async fn post_json_201() {
//        let db = mocked_db();
//        let filter = games_routes(db.clone());

//        let res = warp::test::request()
//            .method("POST")
//            .json(&mocked_game())
//            .path("/games")
//            .reply(&filter)
//            .await;

//        assert_eq!(res.status(), StatusCode::CREATED);
//        assert_eq!(db.lock().await.len(), 3);
//    }

//    #[tokio::test]
//    async fn post_too_long_content_413() {
//        let db = mocked_db();
//        let filter = games_routes(db);

//        let res = warp::test::request()
//            .method("POST")
//            .header("content-length", 1024 * 36)
//            .path("/games")
//            .reply(&filter)
//            .await;

//        assert_eq!(res.status(), StatusCode::PAYLOAD_TOO_LARGE);
//    }

//    #[tokio::test]
//    async fn post_wrong_payload_400() {
//        let db = mocked_db();
//        let filter = games_routes(db);

//        let res = warp::test::request()
//            .method("POST")
//            .body(&r#"{"id":4}"#)
//            .path("/games")
//            .reply(&filter)
//            .await;

//        assert_eq!(res.status(), StatusCode::BAD_REQUEST);
//    }

//    #[tokio::test]
//    async fn post_wrong_path_405() {
//        let db = mocked_db();
//        let filter = games_routes(db);

//        let res = warp::test::request()
//            .method("POST")
//            .path("/games/42")
//            .reply(&filter)
//            .await;

//        assert_eq!(res.status(), StatusCode::METHOD_NOT_ALLOWED);
//    }

//    #[tokio::test]
//    async fn put_json_200() {
//        let db = mocked_db();
//        let filter = games_routes(db.clone());

//        let res = warp::test::request()
//            .method("PUT")
//            .json(&mocked_game())
//            .path("/games/2")
//            .reply(&filter)
//            .await;

//        assert_eq!(res.status(), StatusCode::OK);

//        let db = db.lock().await;
//        let ref title = db[1].title;
//        assert_eq!(title, "Another game");
//    }

//    #[tokio::test]
//    async fn put_wrong_id_404() {
//        let db = mocked_db();
//        let filter = games_routes(db);

//        let res = warp::test::request()
//            .method("PUT")
//            .json(&mocked_game())
//            .path("/games/42")
//            .reply(&filter)
//            .await;

//        assert_eq!(res.status(), StatusCode::NOT_FOUND);
//    }

//    #[tokio::test]
//    async fn put_wrong_payload_400() {
//        let db = mocked_db();
//        let filter = games_routes(db);

//        let res = warp::test::request()
//            .method("PUT")
//            .header("content-length", 1024 * 16)
//            .body(&r#"{"id":2"#)
//            .path("/games/2")
//            .reply(&filter)
//            .await;

//        assert_eq!(res.status(), StatusCode::BAD_REQUEST);
//    }

//    #[tokio::test]
//    async fn put_too_long_content_413() {
//        let db = mocked_db();
//        let filter = games_routes(db);

//        let res = warp::test::request()
//            .method("PUT")
//            .header("content-length", 1024 * 36)
//            .path("/games/2")
//            .reply(&filter)
//            .await;

//        assert_eq!(res.status(), StatusCode::PAYLOAD_TOO_LARGE);
//    }

//    #[tokio::test]
//    async fn delete_wrong_id_404() {
//        let db = mocked_db();
//        let filter = games_routes(db);

//        let res = warp::test::request()
//            .method("DELETE")
//            .path("/games/42")
//            .reply(&filter)
//            .await;

//        assert_eq!(res.status(), StatusCode::NOT_FOUND);
//    }

//    #[tokio::test]
//    async fn delete_game_204() {
//        let db = mocked_db();
//        let filter = games_routes(db.clone());

//        let res = warp::test::request()
//            .method("DELETE")
//            .path("/games/1")
//            .reply(&filter)
//            .await;

//        assert_eq!(res.status(), StatusCode::NO_CONTENT);
//        assert_eq!(db.lock().await.len(), 1);
//    }
//}