"use strict";

class trdom_torrentmanager extends EventTarget {
    #logcb;
    #log(loglevel, msg) {
        if (this.#logcb !== null) {
            this.#logcb('trdom_torrentmanager', loglevel, msg);
        }
    }

    #element = document.createElement('div');
    get element() {
        return this.#element;
    }

    #torrentDB = {};
    get torrents() {
        return this.#torrentDB;
    }

    constructor(logcb = null) {
        super();
        this.#logcb = logcb;
        this.#element.classList.add('trweb_torrentlistview', 'container-fluid');
    }

    #putToPlace(torrent) {
        let sortedTorrents = Object.values(this.#torrentDB).sort((a, b) => a.name.localeCompare(b.name));
        let previous = sortedTorrents.find((val, ind, arr) => val.name.localeCompare(torrent.name) > 0);
        if (previous == undefined) {
            this.element.appendChild(torrent.element);
        }
        else {
            this.element.insertBefore(torrent.element, previous.element);
        }
    }

    handleEvent(e) {
        this.#log(6, `Handling event of type ${e.type}`);
        switch (e.type) {
        case 'torrent-created':
            let initHash = e.detail.torrentHash;
            if (this.#torrentDB[initHash] == null) {
                let torrentCreated = new trtorrent(initHash);
                this.#torrentDB[initHash] = torrentCreated;
                torrentCreated.addEventListener('torrent-renamed', this);
                this.#putToPlace(torrentCreated);
                //this.#element.appendChild(torrentCreated.element);
                for (const [srv, control] of Object.entries(e.detail.torrentControls)) {
                    torrentCreated.addControl(srv, control)
                }
            }
            else {
                this.#log(1, 'This event should never ever fire for a torrent that already exists');
                window.alert('We be ded, check console');
            }
            break;
        case 'torrent-renamed':
            this.#putToPlace(e.target);
            break;
        case 'torrentserver-added':
            let addedServer = e.detail.serverObject;
            for (const [hash, torrent] of Object.entries(this.#torrentDB)) {
                torrent.addControl(addedServer.name, new trdom_torrentcontrol(hash, addedServer, null, this.#logcb))
            }
            break;
        default:
            this.#log(5, `Event type ${e.type} not supported`);
            break;
        }
    }
}