use askama::Template;
use askama_axum::{IntoResponse, Response};
use axum::{
    extract::State,
    response::{Html, Json, Redirect},
    Extension,
};
use http::StatusCode;
use sqlx::SqlitePool;

use crate::{
    middlewares::is_authorized,
    user::{get_user_roles_display, UserData},
};

struct HtmlTemplate<T>(T);

impl<T> IntoResponse for HtmlTemplate<T>
where
    T: Template,
{
    fn into_response(self) -> Response {
        match self.0.render() {
            Ok(html) => Html(html).into_response(),
            Err(err) => (
                StatusCode::INTERNAL_SERVER_ERROR,
                format!("Failed to render template. Error: {}", err),
            )
                .into_response(),
        }
    }
}

#[derive(Template)]
#[template(path = "cottagecalendar.html")]
struct CottageCalendarTemplate {
    logged_in: bool,
    user: UserData,
    user_roles: Vec<crate::user::UserRolesDisplay>,
}

pub async fn cottagecalendar(
    Extension(user_data): Extension<Option<UserData>>,
    State(db_pool): State<SqlitePool>,
) -> impl IntoResponse {
    // Is the user logged in?
    let logged_in = user_data.is_some();

    if logged_in {
        // Extract the user data.
        let user = user_data.as_ref().unwrap().clone();
        let userid = user_data.as_ref().map(|s| s.id.clone()).unwrap_or_default();

        if is_authorized("/cottagecalendar", user_data, db_pool.clone()).await {
            // Get user roles
            let user_roles = get_user_roles_display(userid, &db_pool.clone()).await;

            let template = CottageCalendarTemplate {
                logged_in,
                user,
                user_roles,
            };
            HtmlTemplate(template).into_response()
        } else {
            Redirect::to("/").into_response()
        }
    } else {
        Redirect::to("/").into_response()
    }
}

pub async fn get_events(
    Extension(user_data): Extension<Option<UserData>>,
    State(db_pool): State<SqlitePool>,
) -> String {
    let events = "[{\"title\": \"Chris and Terri\", \"start\": \"2024-12-23T14:00:00\", \"end\": \"2024-12-27T10:00:00\", \"allDay\": false}, {\"title\": \"Stephen\", \"start\": \"2024-12-27T14:00:00\", \"end\": \"2024-12-31T10:00:00\", \"allDay\": false}]";

    println!("{}", events);

    events.to_string()
}