use super::render_error;
use crate::{
    assets::initial_context, get_lang, get_user_from_token,
    routes::pages::misc::NotificationsProps, State,
};
use axum::{
    response::{Html, IntoResponse},
    extract::{Query, Path},
    Extension,
};
use axum_extra::extract::CookieJar;
use tetratto_core::model::{littleweb::TLDS_VEC, permissions::SecondaryPermission, Error};
use serde::Deserialize;

/// `/services`
pub async fn services_request(
    jar: CookieJar,
    Extension(data): Extension<State>,
    Query(props): Query<NotificationsProps>,
) -> 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 profile = if props.id != 0 {
        match data.0.get_user_by_id(props.id).await {
            Ok(x) => x,
            Err(e) => return Err(Html(render_error(e, &jar, &data, &None).await)),
        }
    } else {
        user.clone()
    };

    if profile.id != user.id
        && !user
            .secondary_permissions
            .check(SecondaryPermission::MANAGE_SERVICES)
    {
        return Err(Html(
            render_error(Error::NotAllowed, &jar, &data, &None).await,
        ));
    }

    let list = match data.0.get_services_by_user(profile.id).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("profile", &profile);

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

/// `/domains`
pub async fn domains_request(
    jar: CookieJar,
    Extension(data): Extension<State>,
    Query(props): Query<NotificationsProps>,
) -> 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 profile = if props.id != 0 {
        match data.0.get_user_by_id(props.id).await {
            Ok(x) => x,
            Err(e) => return Err(Html(render_error(e, &jar, &data, &None).await)),
        }
    } else {
        user.clone()
    };

    if profile.id != user.id
        && !user
            .secondary_permissions
            .check(SecondaryPermission::MANAGE_DOMAINS)
    {
        return Err(Html(
            render_error(Error::NotAllowed, &jar, &data, &None).await,
        ));
    }

    let list = match data.0.get_domains_by_user(user.id).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("tlds", &*TLDS_VEC);
    context.insert("profile", &profile);

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

#[derive(Deserialize)]
pub struct FileBrowserProps {
    #[serde(default)]
    path: String,
}

/// `/services/{id}`
pub async fn service_request(
    jar: CookieJar,
    Path(id): Path<usize>,
    Extension(data): Extension<State>,
    Query(props): Query<FileBrowserProps>,
) -> 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 service = match data.0.get_service_by_id(id).await {
        Ok(x) => x,
        Err(e) => return Err(Html(render_error(e, &jar, &data, &Some(user)).await)),
    };

    if user.id != service.owner
        && !user
            .secondary_permissions
            .check(SecondaryPermission::MANAGE_SERVICES)
    {
        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("service", &service);

    match service.file(&props.path.replacen("/", "", 1)) {
        Some((x, p)) => {
            context.insert("id_path", &p);
            context.insert("file", &x);
            context.insert("files", &x.children);
        }
        None => {
            context.insert("id_path", &Vec::<()>::new());
            context.insert("files", &service.files);
        }
    }

    let path_segments: Vec<&str> = props.path.split("/").collect();
    context.insert("path_segments", &path_segments);
    context.insert("path", &props.path);

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

/// `/domains/{id}`
pub async fn domain_request(
    jar: CookieJar,
    Path(id): Path<usize>,
    Extension(data): Extension<State>,
) -> 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 domain = match data.0.get_domain_by_id(id).await {
        Ok(x) => x,
        Err(e) => return Err(Html(render_error(e, &jar, &data, &Some(user)).await)),
    };

    if user.id != domain.owner
        && !user
            .secondary_permissions
            .check(SecondaryPermission::MANAGE_DOMAINS)
    {
        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("domain", &domain);

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

/// `/net`
pub async fn browser_home_request(
    jar: CookieJar,
    Extension(data): Extension<State>,
) -> impl IntoResponse {
    let data = data.read().await;
    let user = get_user_from_token!(jar, data.0);

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

    // return
    Html(data.1.render("littleweb/browser.html", &context).unwrap())
}

/// `/net/{uri}`
pub async fn browser_request(
    jar: CookieJar,
    Path(mut uri): Path<String>,
    Extension(data): Extension<State>,
) -> impl IntoResponse {
    let data = data.read().await;
    let user = get_user_from_token!(jar, data.0);

    if !uri.contains("/") {
        uri = format!("{uri}/index.html");
    }

    if !uri.starts_with("atto://") {
        uri = format!("atto://{uri}");
    }

    let lang = get_lang!(jar, data.0);
    let mut context = initial_context(&data.0.0.0, lang, &user).await;
    context.insert("path", &uri.replace("atto://", ""));

    // return
    Html(data.1.render("littleweb/browser.html", &context).unwrap())
}