use axum::{
    extract::{Query, Path},
    response::{Html, IntoResponse},
    Extension,
};
use crate::cookie::CookieJar;
use tetratto_core::model::{
    economy::{CoinTransferMethod, UserAd, UserAdSize},
    Error,
};
use crate::{assets::initial_context, get_lang, get_user_from_token, State};
use super::{render_error, PaginatedQuery};
use serde::Deserialize;

/// `/wallet`
pub async fn wallet_request(
    jar: CookieJar,
    Extension(data): Extension<State>,
    Query(props): Query<PaginatedQuery>,
) -> impl IntoResponse {
    let data = data.read().await;
    let user = match get_user_from_token!(jar, data.0) {
        Some(ua) => ua,
        None => {
            return Err(Html(
                render_error(Error::NotAllowed, &jar, &data, &None).await,
            ));
        }
    };

    let list = match data.0.get_transfers_by_user(user.id, 12, props.page).await {
        Ok(x) => match data.0.fill_transfers(x).await {
            Ok(x) => x,
            Err(e) => return Err(Html(render_error(e, &jar, &data, &Some(user)).await)),
        },
        Err(e) => return Err(Html(render_error(e, &jar, &data, &Some(user)).await)),
    };

    let lang = get_lang!(jar, data.0);
    let mut context = initial_context(&data.0.0.0, lang, &Some(user)).await;

    context.insert("list", &list);
    context.insert("page", &props.page);

    // return
    Ok(Html(
        data.1.render("economy/wallet.html", &context).unwrap(),
    ))
}

/// `/products`
pub async fn products_request(
    jar: CookieJar,
    Extension(data): Extension<State>,
    Query(props): Query<PaginatedQuery>,
) -> impl IntoResponse {
    let data = data.read().await;
    let user = match get_user_from_token!(jar, data.0) {
        Some(ua) => ua,
        None => {
            return Err(Html(
                render_error(Error::NotAllowed, &jar, &data, &None).await,
            ));
        }
    };

    let list = match data
        .0
        .get_products_by_user(
            user.id,
            12,
            if props.page_set_id == 0 {
                props.page
            } else {
                0
            },
        )
        .await
    {
        Ok(x) => x,
        Err(e) => return Err(Html(render_error(e, &jar, &data, &Some(user)).await)),
    };

    let ads_list = match data
        .0
        .get_ads_by_user(
            user.id,
            12,
            if props.page_set_id == 1 {
                props.page
            } else {
                0
            },
        )
        .await
    {
        Ok(x) => x,
        Err(e) => return Err(Html(render_error(e, &jar, &data, &Some(user)).await)),
    };

    let lang = get_lang!(jar, data.0);
    let mut context = initial_context(&data.0.0.0, lang, &Some(user)).await;

    context.insert("list", &list);
    context.insert("ads_list", &ads_list);
    context.insert("page", &props.page);
    context.insert("page_set_id", &props.page_set_id);

    // return
    Ok(Html(
        data.1.render("economy/products.html", &context).unwrap(),
    ))
}

/// `/product/{id}/edit`
pub async fn edit_product_request(
    jar: CookieJar,
    Extension(data): Extension<State>,
    Path(id): Path<usize>,
) -> impl IntoResponse {
    let data = data.read().await;
    let user = match get_user_from_token!(jar, data.0) {
        Some(ua) => ua,
        None => {
            return Err(Html(
                render_error(Error::NotAllowed, &jar, &data, &None).await,
            ));
        }
    };

    let product = match data.0.get_product_by_id(id).await {
        Ok(x) => x,
        Err(e) => return Err(Html(render_error(e, &jar, &data, &Some(user)).await)),
    };

    if user.id != product.owner {
        return Err(Html(
            render_error(Error::NotAllowed, &jar, &data, &None).await,
        ));
    }

    let lang = get_lang!(jar, data.0);
    let mut context = initial_context(&data.0.0.0, lang, &Some(user)).await;
    context.insert("product", &product);

    // return
    Ok(Html(data.1.render("economy/edit.html", &context).unwrap()))
}

/// `/product/{id}`
pub async fn product_request(
    jar: CookieJar,
    Extension(data): Extension<State>,
    Path(id): Path<usize>,
) -> impl IntoResponse {
    let data = data.read().await;
    let user = match get_user_from_token!(jar, data.0) {
        Some(ua) => ua,
        None => {
            return Err(Html(
                render_error(Error::NotAllowed, &jar, &data, &None).await,
            ));
        }
    };

    let product = match data.0.get_product_by_id(id).await {
        Ok(x) => x,
        Err(e) => return Err(Html(render_error(e, &jar, &data, &Some(user)).await)),
    };

    let owner = match data.0.get_user_by_id(product.owner).await {
        Ok(x) => x,
        Err(e) => return Err(Html(render_error(e, &jar, &data, &Some(user)).await)),
    };

    let already_purchased = if product.single_use {
        data.0
            .get_transfer_by_sender_method(user.id, CoinTransferMethod::Purchase(product.id))
            .await
            .is_ok()
    } else {
        false
    };

    let applied_configurations_mapped: Vec<usize> =
        user.applied_configurations.iter().map(|x| x.1).collect();

    let lang = get_lang!(jar, data.0);
    let mut context = initial_context(&data.0.0.0, lang, &Some(user)).await;

    context.insert("product", &product);
    context.insert("owner", &owner);
    context.insert("already_purchased", &already_purchased);
    context.insert(
        "applied_configurations_mapped",
        &applied_configurations_mapped,
    );

    // return
    Ok(Html(
        data.1.render("economy/product.html", &context).unwrap(),
    ))
}

/// `/product/ad/{id}/edit`
pub async fn edit_ad_request(
    jar: CookieJar,
    Extension(data): Extension<State>,
    Path(id): Path<usize>,
) -> impl IntoResponse {
    let data = data.read().await;
    let user = match get_user_from_token!(jar, data.0) {
        Some(ua) => ua,
        None => {
            return Err(Html(
                render_error(Error::NotAllowed, &jar, &data, &None).await,
            ));
        }
    };

    let ad = match data.0.get_ad_by_id(id).await {
        Ok(x) => x,
        Err(e) => return Err(Html(render_error(e, &jar, &data, &Some(user)).await)),
    };

    if user.id != ad.owner {
        return Err(Html(
            render_error(Error::NotAllowed, &jar, &data, &None).await,
        ));
    }

    let lang = get_lang!(jar, data.0);
    let mut context = initial_context(&data.0.0.0, lang, &Some(user)).await;
    context.insert("ad", &ad);

    // return
    Ok(Html(
        data.1.render("economy/edit_ad.html", &context).unwrap(),
    ))
}

#[derive(Deserialize)]
pub struct RandomAdQuery {
    pub host: usize,
    #[serde(default)]
    pub size: UserAdSize,
    #[serde(default)]
    pub noclick: bool,
}

/// `/adn/random`
pub async fn random_ad_request(
    Extension(data): Extension<State>,
    Query(props): Query<RandomAdQuery>,
) -> impl IntoResponse {
    let data = data.read().await;
    let ad = match data.0.random_ad_charged(props.size.clone()).await {
        Ok(x) => x,
        Err(_) => UserAd {
            // polyfill ad
            id: 0,
            created: 0,
            upload_id: 0,
            owner: data.0.0.0.system_user,
            target: data.0.0.0.host.clone(),
            last_charge_time: 0,
            is_running: true,
            size: props.size,
        },
    };

    let mut context = tera::Context::new();
    context.insert("disable_click", &props.noclick);
    context.insert("config", &data.0.0.0);
    context.insert("host", &props.host);
    context.insert("ad", &ad);

    // return
    (
        [(
            "content-security-policy",
            "default-src 'self' *.spotify.com musicbrainz.org; img-src * data:; media-src *; font-src *; style-src 'unsafe-inline' 'self' *; script-src 'self' 'unsafe-inline' *; worker-src * blob:; object-src 'self' *; upgrade-insecure-requests; connect-src * localhost; frame-src 'self' blob: *; frame-ancestors *",
        )],
        Html(data.1.render("economy/ad.html", &context).unwrap()),
    )
}

/// `/adn/{id}`
pub async fn known_ad_request(
    Extension(data): Extension<State>,
    Query(props): Query<RandomAdQuery>,
    Path(id): Path<usize>,
) -> impl IntoResponse {
    let data = data.read().await;
    let ad = match data.0.get_ad_by_id(id).await {
        Ok(x) => x,
        Err(_) => UserAd {
            // polyfill ad
            id: 0,
            created: 0,
            upload_id: 0,
            owner: data.0.0.0.system_user,
            target: data.0.0.0.host.clone(),
            last_charge_time: 0,
            is_running: true,
            size: props.size,
        },
    };

    let mut context = tera::Context::new();
    context.insert("disable_click", &props.noclick);
    context.insert("config", &data.0.0.0);
    context.insert("host", &props.host);
    context.insert("ad", &ad);

    // return
    (
        [
            (
                "content-security-policy",
                "default-src 'self' *.spotify.com musicbrainz.org; img-src * data:; media-src *; font-src *; style-src 'unsafe-inline' 'self' *; script-src 'self' 'unsafe-inline' *; worker-src * blob:; object-src 'self' *; upgrade-insecure-requests; connect-src * localhost; frame-src 'self' blob: *; frame-ancestors *",
            ),
            ("Cache-Control", "no-cache"),
        ],
        Html(data.1.render("economy/ad.html", &context).unwrap()),
    )
}