use actix_web::{get, routes, web, HttpRequest, HttpResponse, Responder};
use cached::proc_macro::once;
use glob::glob;
use ramhorns::Content;

use crate::{
    config::Config,
    misc::{
        markdown::{read_file, File, TypeFileMetadata},
        utils::get_url,
    },
    template::{Infos, NavBar},
};

#[get("/contact")]
async fn page(req: HttpRequest, config: web::Data<Config>) -> impl Responder {
    HttpResponse::Ok().body(build_page(
        config.get_ref().to_owned(),
        get_url(req.connection_info()),
    ))
}

#[routes]
#[get("/contact/{service}")]
#[get("/contact/{service}/{scope}")]
async fn service_redirection(req: HttpRequest) -> impl Responder {
    let info = req.match_info();
    let find_redirection = match info.query("service") {
        /* Socials links */
        "twitter" => Some("https://twitter.com/Mylloon".to_owned()),
        "mastodon" => Some("https://piaille.fr/@mylloon".to_owned()),
        "bluesky" => Some("https://bsky.app/profile/mylloon.fr".to_owned()),
        "discord" => match info.get("scope") {
            Some("user") => Some("https://discord.com/users/158260864623968257/".to_owned()),
            Some("guild") => Some("https://discord.gg/Z5ePxH4".to_owned()),
            _ => None,
        },
        "reddit" => Some("https://www.reddit.com/user/mylloon".to_owned()),
        "instagram" => Some("https://www.instagram.com/mylloon/".to_owned()),
        "kitsu" => Some("https://kitsu.io/users/Mylloon/library?status=completed".to_owned()),
        "steam" => Some("https://steamcommunity.com/id/mylloon/".to_owned()),
        "youtube" => Some("https://www.youtube.com/c/Mylloon".to_owned()),
        "twitch" => Some("https://www.twitch.tv/mylloon".to_owned()),

        /* Forges */
        "github" => Some("https://github.com/Mylloon".to_owned()),
        "gitlab" => Some("https://gitlab.com/Mylloon".to_owned()),
        "codeberg" => Some("https://codeberg.org/Mylloon".to_owned()),
        "forgejo" => Some("https://git.mylloon.fr/Anri".to_owned()),

        /* Others */
        "keyoxide" => {
            Some("https://keyoxide.org/27024A99057E58B8087A5022A82D63DFF8D1317F".to_owned())
        }
        _ => None,
    };

    if let Some(redirection) = find_redirection {
        // Redirect to the desired service
        actix_web::web::Redirect::to(redirection)
    } else {
        // By default, returns to the contact page
        actix_web::web::Redirect::to("/contact")
    }
}

#[derive(Content, Debug)]
struct NetworksTemplate {
    navbar: NavBar,

    socials_exists: bool,
    socials: Vec<File>,

    forges_exists: bool,
    forges: Vec<File>,

    others_exists: bool,
    others: Vec<File>,
}

fn remove_paragraphs(list: &mut [File]) {
    list.iter_mut()
        .for_each(|file| file.content = file.content.replace("<p>", "").replace("</p>", ""));
}

#[once(time = 60)]
fn build_page(config: Config, url: String) -> String {
    let contacts_dir = "data/contacts";
    let ext = ".md";

    let socials_dir = "socials";
    let mut socials = glob(&format!("{contacts_dir}/{socials_dir}/*{ext}"))
        .unwrap()
        .map(|e| read_file(&e.unwrap().to_string_lossy(), TypeFileMetadata::Contact).unwrap())
        .collect::<Vec<File>>();

    let forges_dir = "forges";
    let mut forges = glob(&format!("{contacts_dir}/{forges_dir}/*{ext}"))
        .unwrap()
        .map(|e| read_file(&e.unwrap().to_string_lossy(), TypeFileMetadata::Contact).unwrap())
        .collect::<Vec<File>>();

    let others_dir = "others";
    let mut others = glob(&format!("{contacts_dir}/{others_dir}/*{ext}"))
        .unwrap()
        .map(|e| read_file(&e.unwrap().to_string_lossy(), TypeFileMetadata::Contact).unwrap())
        .collect::<Vec<File>>();

    // Remove paragraphs in custom statements
    [&mut socials, &mut forges, &mut others]
        .iter_mut()
        .for_each(|it| remove_paragraphs(it));

    config.tmpl.render(
        "contact/index.html",
        NetworksTemplate {
            navbar: NavBar {
                contact: true,
                ..NavBar::default()
            },
            socials_exists: !socials.is_empty(),
            socials,

            forges_exists: !forges.is_empty(),
            forges,

            others_exists: !others.is_empty(),
            others,
        },
        Infos {
            page_title: Some("Contacts".into()),
            page_desc: Some(format!("Réseaux d'{}", config.fc.name.unwrap_or_default())),
            page_kw: None,
            url,
        },
    )
}