// Initialization
const socket = io.connect(window.location.href)
localStorage = window.localStorage
// tabs stuff
let search_selected = ''
let main_selected = ''
// toasts stuff
let toastsWithId = {}
// settings
let lastSettings = {}

function toast(msg, icon = null, dismiss = true, id = null) {
	if (toastsWithId[id]) {
		let toastObj = toastsWithId[id]
		let toastDOM = $(`div.toastify[toast_id=${id}]`)
		if (msg) {
			toastDOM.find('.toast-message').html(msg)
		}
		if (icon) {
			if (icon == 'loading') icon = `<div class="circle-loader"></div>`
			else icon = `<i class="material-icons">${icon}</i>`
			toastDOM.find('.toast-icon').html(icon)
		}
		console.log({ dismiss })
		if (dismiss !== null && dismiss) {
			setTimeout(function () {
				toastObj.hideToast()
				delete toastsWithId[id]
			}, 3000)
		}
	} else {
		if (icon == null) icon = ''
		else if (icon == 'loading') icon = `<div class="circle-loader"></div>`
		else icon = `<i class="material-icons">${icon}</i>`
		let toastObj = Toastify({
			text: `<span class="toast-icon">${icon}</span><span class="toast-message">${msg}</toast>`,
			duration: dismiss ? 3000 : 0,
			gravity: 'bottom',
			position: 'left'
		}).showToast()
		if (id) {
			toastsWithId[id] = toastObj
			$(toastObj.toastElement).attr('toast_id', id)
		}
	}
}

socket.on('toast', data => {
	toast(data.msg, data.icon || null, data.dismiss !== undefined ? data.dismiss : true, data.id || null)
})

// Debug messages for socketio
socket.on('message', function (msg) {
	console.log(msg)
})

$(function () {
	if (localStorage.getItem('arl')) {
		socket.emit('login', localStorage.getItem('arl'))
		$('#login_input_arl').val(localStorage.getItem('arl'))
	}
	// Check if download tab should be open
	if (eval(localStorage.getItem('downloadTabOpen'))) $('#show_download_tab').click()
	else $('#hide_download_tab').click()

	// Open default tab
	document.getElementById('main_home_tablink').click()
})

// Show/Hide Download Tab
document.querySelector('#show_download_tab').onclick = ev => {
	ev.preventDefault()
	document.querySelector('#download_tab_bar').style.display = 'none'
	document.querySelector('#download_tab').style.display = 'block'
	localStorage.setItem('downloadTabOpen', true)
}
document.querySelector('#hide_download_tab').onclick = ev => {
	ev.preventDefault()
	document.querySelector('#download_tab_bar').style.display = 'block'
	document.querySelector('#download_tab').style.display = 'none'
	localStorage.setItem('downloadTabOpen', false)
}

// Login stuff

function loginButton() {
	let arl = document.querySelector('#login_input_arl').value
	if (arl != '' && arl != localStorage.getItem('arl')) {
		socket.emit('login', arl, true)
	}
}

function copyARLtoClipboard() {
	$('#login_input_arl').attr('type', 'text')
	let copyText = document.querySelector('#login_input_arl')
	copyText.select()
	copyText.setSelectionRange(0, 99999)
	document.execCommand('copy')
	$('#login_input_arl').attr('type', 'password')
	toast('ARL copied to clipboard', 'assignment')
}

function logout() {
	socket.emit('logout')
}

socket.on('logging_in', function () {
	toast('Logging in', 'loading', false, 'login-toast')
})

socket.on('logged_in', function (data) {
	console.log(data)
	switch (data.status) {
		case 1:
		case 3:
			toast('Logged in', 'done', true, 'login-toast')
			if (data.arl) {
				localStorage.setItem('arl', data.arl)
				$('#login_input_arl').val(data.arl)
			}
			$('#open_login_prompt').hide()
			if (data.user) {
				$('#settings_username').text(data.user.name)
				$('#settings_picture').attr(
					'src',
					`https://e-cdns-images.dzcdn.net/images/user/${data.user.picture}/125x125-000000-80-0-0.jpg`
				)
				$('#logged_in_info').show()
			}
			break
		case 2:
			toast('Already logged in', 'done', true, 'login-toast')
			if (data.user) {
				$('#settings_username').text(data.user.name)
				$('#settings_picture').attr(
					'src',
					`https://e-cdns-images.dzcdn.net/images/user/${data.user.picture}/125x125-000000-80-0-0.jpg`
				)
				$('#logged_in_info').show()
			}
			break
		case 0:
			toast("Couldn't log in", 'close', true, 'login-toast')
			localStorage.removeItem('arl')
			$('#login_input_arl').val('')
			$('#open_login_prompt').show()
			$('#logged_in_info').hide()
			$('#settings_username').text('Not Logged')
			$('#settings_picture').attr('src', `https://e-cdns-images.dzcdn.net/images/user/125x125-000000-80-0-0.jpg`)
			break
	}
})

socket.on('logged_out', function () {
	toast('Logged out', 'done', true, 'login-toast')
	localStorage.removeItem('arl')
	$('#login_input_arl').val('')
	$('#open_login_prompt').show()
	$('#logged_in_info').hide()
	$('#settings_username').text('Not Logged')
	$('#settings_picture').attr('src', `https://e-cdns-images.dzcdn.net/images/user/125x125-000000-80-0-0.jpg`)
})

// settings stuff
var settingsTab = new Vue({
	el: '#settings_tab',
	data: {
		settings: {}
	}
})

socket.on('init_settings', function (settings) {
	loadSettings(settings)
	toast('Settings loaded!', 'settings')
})

socket.on('updateSettings', function (settings) {
	loadSettings(settings)
	toast('Settings updated!', 'settings')
})

function loadSettings(settings) {
	lastSettings = { ...settings }
	settingsTab.settings = settings
}

function saveSettings() {
	lastSettings = { ...settingsTab.settings }
	socket.emit('saveSettings', lastSettings)
}

// tabs stuff
function changeTab(evt, section, tabName) {
	console.log( {evt, section, tabName} );
	
	var i, tabcontent, tablinks
	tabcontent = document.getElementsByClassName(section + '_tabcontent')
	for (i = 0; i < tabcontent.length; i++) {
		tabcontent[i].style.display = 'none'
	}
	tablinks = document.getElementsByClassName(section + '_tablinks')
	for (i = 0; i < tablinks.length; i++) {
		tablinks[i].className = tablinks[i].className.replace(' active', '')
	}
	if (tabName == 'settings_tab' && main_selected != 'settings_tab') {
		settingsTab.settings = { ...lastSettings }
	}
	document.getElementById(tabName).style.display = 'block'
	window[section + '_selected'] = tabName
	evt.currentTarget.className += ' active'
	// Check if you need to load more content in the search tab
	if (
		document.getElementById('content').offsetHeight >= document.getElementById('content').scrollHeight &&
		main_selected == 'search_tab' &&
		['track_search', 'album_search', 'artist_search', 'playlist_search'].indexOf(search_selected) != -1
	) {
		scrolledSearch(window[search_selected.split('_')[0] + 'Search'])
	}
}