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const { ipcRenderer } = require('electron');

const keyStore = require('./src/keystore');

const webview = document;

const BASE_URL = 'https://www.mixcloud.com';

const DEBUG = process.env.ELECTRON_DEBUG || false;

if (DEBUG)

console.info(JSON.stringify(process.env, null, 4));

function concatEndpoints(endpoints) {

for (const i in endpoints) {

endpoints[i] = BASE_URL + endpoints[i];

}

return endpoints;

}

// Object for storing the current show info

const showInfo = {

isPlaying: false,

showName: '',

showOwner: '',

// showImage: '', // not in use

trackArtist: '',

trackTitle: '',

};

// The web-scrobbler project can help with these selectors when MixCloud change the DOM

// https://github.com/web-scrobbler/web-scrobbler/blob/master/src/connectors/mixcloud.js

const DomHooks = {

playbutton: '[class^=PlayButton__PlayerControl]',

seekbutton: '[aria-label="Seek forwards"]',

backbutton: '[aria-label="Seek backwards"]',

showname: '[class*=PlayerControlsDetails__ShowTitle]',

showowner: '[class*=PlayerQueueItem__ShowOwner]',

tracktitle: '[class*=PlayerSliderComponent__Track-]',

trackartist: '[class*=PlayerSliderComponent__Artist]',

loginform: 'form[name=login]',

loginbutton: 'button',

usernameinput: 'input[name=email]',

passwordinput: 'input[type=password]'

};

const Endpoints = concatEndpoints({

DASHBOARD: '/dashboard/',

NEWSHOWS: '/dashboard/new-uploads/'

});

// Set Window Title

webview.addEventListener('page-title-updated', ({title}) => {

webview.title = `${title} | Mixcloud Play`;

});

ipcRenderer.on('goToDashboard', () => {

console.log('ipcRenderer: goToDashboard');

webview.location = Endpoints.DASHBOARD;

});

ipcRenderer.on('goToNewShows', () => {

console.log('ipcRenderer: goToNewShows');

webview.location = Endpoints.NEWSHOWS;

});

ipcRenderer.on('logOut', async() => {

console.log('ipcRenderer: logOut');

keyStore.Logout();

});

if (DEBUG) {

webview.addEventListener('dom-ready', () => {

webview.openDevTools();

});

webview.addEventListener('console-message', (event) => {

console.log('Guest page logged a message:', event.message);

});

}

ipcRenderer.on('triggerPlayPause', () => {

console.log('triggerPlayPause');

const el_play = document.querySelector(DomHooks.playbutton);

if (el_play)

el_play.click();

});

ipcRenderer.on('seek', () => {

console.log('seek');

const el_seek = document.querySelector(DomHooks.seekbutton);

if (el_seek)

el_seek.click();

});

ipcRenderer.on('back', () => {

console.log('back');

const el_back = document.querySelector(DomHooks.backbutton);

if (el_back)

el_back.click();

});

const customLoop = () => {

console.log('showInfo:', showInfo);

// Check if the play state has changed (normally by media keys (as we only have events for the Mixcloud play button))

const current_state = showInfo.isPlaying;

checkPlayingState();

if (current_state !== showInfo.isPlaying) {

ipcRenderer.send('displayNotification', showInfo);

return;

}

if (showInfo.isPlaying) {

// get the show name

const nameElement = webview.querySelector(DomHooks.showname);

if (!nameElement) return;

let name = nameElement.innerText;

name = String(name);

if (name !== showInfo.showName) {

console.log('New Show:', name);

showInfo.showName = name;

if (name !== '')

ipcRenderer.send('displayNotification', showInfo);

}

// get track artist and clean

let artistElement = webview.querySelector(DomHooks.trackartist);

if (!artistElement) return;

let artist = artistElement.innerText;

artist = String(artist);

artist = artist.replace(/[\u2014\u002d]\sbuy$/gi, '');

artist = artist.replace(/(by )/, '');

if (artist !== showInfo.trackArtist) {

console.log('New Artist:', artist);

showInfo.trackArtist = artist;

}

// get track title

const titleElement = webview.querySelector(DomHooks.tracktitle);

if (!titleElement) return; // element doesn't exist if the show doesn't have a tracklist

let title = titleElement.innerText;

title = String(title);

if (title !== showInfo.trackTitle) {

console.log('New Track:', title);

showInfo.trackTitle = title;

if (title !== '')

ipcRenderer.send('displayNotification', showInfo);

}

} else {

// Login form prefill

// login will only show when not playing (so reduce checks/lookups)

let loginform = webview.querySelector(DomHooks.loginform);

if (!loginform || loginform.dataset.listened) return; // only attach an event to the form once

loginform.dataset.listened = true;

console.log('login showing');

keyStore.Login(loginform); // try using saved login

// add a listener to the form to capture login details and store them

const loginbutton = loginform.querySelector(DomHooks.loginbutton);

loginbutton.addEventListener('click', async() => {

let username = loginform.querySelector(DomHooks.usernameinput).value;

let password = loginform.querySelector(DomHooks.passwordinput).value;

if (username && password) {

// delete any exiting logins

await keyStore.DeleteKeys();

// store the users details for auto-login next time

await keyStore.AddKey(username, password);

}

});

}

};

webview.addEventListener('DOMContentLoaded', () => {

setInterval(() => customLoop(), 2000);

});

const checkPlayingState = () => {

const playPauseButton = webview.querySelector(DomHooks.playbutton);

if (!playPauseButton) return null;

const button_aria = playPauseButton.getAttribute('aria-label') === 'Pause'; // when it's paused, the aria-label is 'Play'

showInfo.isPlaying = button_aria; // set global var

};

webview.addEventListener('click', (event) => {

const eventPath = event.composedPath && event.composedPath() || [];

const playPauseClicked = eventPath.find(path => path === webview.querySelector(DomHooks.playbutton));

if (playPauseClicked) {

customLoop();

ipcRenderer.send('displayNotification', showInfo);

}

});