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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 actix_identity::Identity;
    use actix_web::{http, web, HttpResponse, Responder};
    use sailfish::TemplateOnce;
    use sqlx::Error::RowNotFound;

    use crate::api::v1::mcaptcha::easy::TrafficPattern;
    use crate::errors::*;
    use crate::AppData;

    const PAGE: &str = "Edit Sitekey";

    #[derive(Clone)]
    struct McaptchaConfig {
        config_id: i32,
        duration: i32,
        name: String,
    }

    #[derive(Clone)]
    struct Level {
        difficulty_factor: i32,
        visitor_threshold: i32,
    }

    #[derive(TemplateOnce, Clone)]
    #[template(path = "panel/sitekey/edit/advance.html")]
    struct AdvanceEditPage {
        duration: u32,
        name: String,
        key: String,
        levels: Vec<Level>,
    }

    impl AdvanceEditPage {
        fn new(config: McaptchaConfig, levels: Vec<Level>, key: String) -> Self {
            AdvanceEditPage {
                duration: config.duration as u32,
                name: config.name,
                levels,
                key,
            }
        }
    }

    /// route handler that renders individual views for sitekeys
    #[my_codegen::get(
        path = "crate::PAGES.panel.sitekey.edit_advance",
        wrap = "crate::pages::get_middleware()"
    )]
    pub async fn advance(
        path: web::Path<String>,
        data: AppData,
        id: Identity,
    ) -> PageResult<impl Responder> {
        let username = id.identity().unwrap();
        let key = path.into_inner();

        let config = sqlx::query_as!(
            McaptchaConfig,
            "SELECT config_id, duration, name from mcaptcha_config WHERE
            key = $1 AND
            user_id = (SELECT ID FROM mcaptcha_users WHERE name = $2) ",
            &key,
            &username,
        )
        .fetch_one(&data.db)
        .await?;

        let levels = sqlx::query_as!(
            Level,
            "SELECT
                difficulty_factor, visitor_threshold
            FROM
                mcaptcha_levels
            WHERE config_id = $1 ORDER BY difficulty_factor ASC",
            &config.config_id
        )
        .fetch_all(&data.db)
        .await?;

        let body = AdvanceEditPage::new(config, levels, key)
            .render_once()
            .unwrap();
        Ok(HttpResponse::Ok()
            .content_type("text/html; charset=utf-8")
            .body(body))
    }

    #[derive(TemplateOnce, Clone)]
    #[template(path = "panel/sitekey/edit/easy/index.html")]
    pub struct EasyEditPage<'a> {
        pub form_title: &'a str,
        pub pattern: TrafficPattern,
        pub key: String,
    }

    impl<'a> EasyEditPage<'a> {
        pub fn new(key: String, pattern: TrafficPattern) -> Self {
            Self {
                form_title: PAGE,
                pattern,
                key,
            }
        }
    }

    /// route handler that renders individual views for sitekeys
    #[my_codegen::get(
        path = "crate::PAGES.panel.sitekey.edit_easy",
        wrap = "crate::pages::get_middleware()"
    )]
    pub async fn easy(
        path: web::Path<String>,
        data: AppData,
        id: Identity,
    ) -> PageResult<impl Responder> {
        let username = id.identity().unwrap();
        let key = path.into_inner();

        struct Traffic {
            peak_sustainable_traffic: i32,
            avg_traffic: i32,
            broke_my_site_traffic: Option<i32>,
        }

        match sqlx::query_as!(
            Traffic,
            "SELECT
              avg_traffic,
              peak_sustainable_traffic,
              broke_my_site_traffic
            FROM
              mcaptcha_sitekey_user_provided_avg_traffic
            WHERE
              config_id = (
                SELECT
                  config_id
                FROM
                  mcaptcha_config
                WHERE
                  KEY = $1
                  AND user_id = (
                    SELECT
                      id
                    FROM
                      mcaptcha_users
                    WHERE
                      NAME = $2
                  )
              )
            ",
            &key,
            &username
        )
        .fetch_one(&data.db)
        .await
        {
            Ok(c) => {
                struct Description {
                    name: String,
                }
                let description = sqlx::query_as!(
                    Description,
                    "SELECT name FROM mcaptcha_config
                    WHERE key = $1
                    AND user_id = (
                        SELECT user_id FROM mcaptcha_users WHERE NAME = $2)",
                    &key,
                    &username
                )
                .fetch_one(&data.db)
                .await?;

                let pattern = TrafficPattern {
                    peak_sustainable_traffic: c.peak_sustainable_traffic as u32,
                    avg_traffic: c.avg_traffic as u32,
                    broke_my_site_traffic: c.broke_my_site_traffic.map(|n| n as u32),
                    description: description.name,
                };

                let page = EasyEditPage::new(key, pattern).render_once().unwrap();
                return Ok(HttpResponse::Ok()
                    .content_type("text/html; charset=utf-8")
                    .body(page));
            }
            Err(RowNotFound) => {
                return Ok(HttpResponse::Found()
                    .insert_header((
                        http::header::LOCATION,
                        crate::PAGES.panel.sitekey.get_edit_advance(&key),
                    ))
                    .finish());
            }
            Err(e) => Err(e.into()),
        }
    }

    #[cfg(test)]
    mod test {
        use actix_web::http::{header, StatusCode};
        use actix_web::test;
        use actix_web::web::Bytes;

        use crate::tests::*;
        use crate::*;

        #[actix_rt::test]
        async fn edit_sitekey_work() {
            const NAME: &str = "editsitekeyuser";
            const PASSWORD: &str = "longpassworddomain";
            const EMAIL: &str = "editsitekeyuser@a.com";

            {
                let data = Data::new().await;
                delete_user(NAME, &data).await;
            }

            register_and_signin(NAME, EMAIL, PASSWORD).await;
            let (data, _, signin_resp, key) = add_levels_util(NAME, PASSWORD).await;
            let cookies = get_cookie!(signin_resp);

            let app = get_app!(data).await;

            let url = PAGES.panel.sitekey.get_edit_advance(&key.key);

            let list_sitekey_resp = test::call_service(
                &app,
                test::TestRequest::get()
                    .uri(&url)
                    .cookie(cookies.clone())
                    .to_request(),
            )
            .await;

            assert_eq!(list_sitekey_resp.status(), StatusCode::OK);

            let body: Bytes = test::read_body(list_sitekey_resp).await;
            let body = String::from_utf8(body.to_vec()).unwrap();

            assert!(body.contains(&key.name));

            assert!(body.contains(&L1.visitor_threshold.to_string()));
            assert!(body.contains(&L1.difficulty_factor.to_string()));
            assert!(body.contains(&L2.difficulty_factor.to_string()));
            assert!(body.contains(&L2.visitor_threshold.to_string()));

            let easy_url = PAGES.panel.sitekey.get_edit_easy(&key.key);

            let redirect_resp = test::call_service(
                &app,
                test::TestRequest::get()
                    .uri(&easy_url)
                    .cookie(cookies.clone())
                    .to_request(),
            )
            .await;
            assert_eq!(redirect_resp.status(), StatusCode::FOUND);
            let headers = redirect_resp.headers();
            assert_eq!(headers.get(header::LOCATION).unwrap(), &url);
        }
    }