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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::{web, HttpResponse, Responder};

    use serde::{Deserialize, Serialize};

    use super::create::MCaptchaDetails;
    use crate::errors::*;
    use crate::AppData;

    #[my_codegen::post(
        path = "crate::V1_API_ROUTES.captcha.get",
        wrap = "crate::api::v1::get_middleware()"
    )]
    pub async fn get_captcha(
        payload: web::Json<MCaptchaDetails>,
        data: AppData,
        id: Identity,
    ) -> ServiceResult<impl Responder> {
        let username = id.identity().unwrap();
        let levels = runner::get_captcha(&payload.key, &username, &data).await?;
        Ok(HttpResponse::Ok().json(levels))
    }

    #[derive(Clone, Debug, Deserialize, Serialize)]
    pub struct Levels {
        levels: I32Levels,
    }

    #[derive(Clone, Debug, Deserialize, Serialize)]
    pub struct I32Levels {
        pub difficulty_factor: i32,
        pub visitor_threshold: i32,
    }

    pub mod runner {
        use super::*;

        // TODO get metadata from mcaptcha_config table
        pub async fn get_captcha(
            key: &str,
            username: &str,
            data: &AppData,
        ) -> ServiceResult<Vec<I32Levels>> {
            let levels = sqlx::query_as!(
                I32Levels,
                "SELECT difficulty_factor, visitor_threshold FROM mcaptcha_levels  WHERE
                config_id = (
                    SELECT config_id FROM mcaptcha_config WHERE key = ($1)
                    AND user_id = (SELECT ID from mcaptcha_users WHERE name = $2)
                    )
                ORDER BY difficulty_factor ASC;",
                key,
                &username
            )
            .fetch_all(&data.db)
            .await?;

            Ok(levels)
        }
    }