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var is_mobile = /Android|webOS|iPhone|iPad|iPod|BlackBerry/i.test(navigator.userAgent)
var links = document.querySelectorAll("a")
var audio, music = [], current_index = -1, typing = false
var active = false
// var comment = document.querySelector("#comment")
Array.prototype.slice.apply(links).forEach(function(url){
if (url.href.match(/\.(mp3|wav|ogg)/i)) {
var index = music.length
if (is_mobile) url.href = url.href.replace(/^https/,"http")
music.push(url)
url.addEventListener("click", function(e){
if (e.ctrlKey || e.altKey || e.metaKey || e.shiftKey) return
e.preventDefault()
play(index)
})
}
else if (url.href.match(/(gif|jpe?g|png|bmp)/i)) {
// url.innerHTML = "<img src='" + url.href + "'>"
// url.addEventListener("click", function(e){
// if (e.ctrlKey || e.altKey || e.metaKey || e.shiftKey) return
// e.preventDefault()
// url.classList.toggle("zoomed")
// })
}
})
const el = document.querySelector('.player')
const title_el = el.querySelector('.title')
const icon_el = el.querySelector('.icon')
const pos_el = el.querySelector('.pos')
const track_el = el.querySelector('.track')
const dot_el = el.querySelector('.dot')
const time_el = el.querySelector('.time')
const track_width = track_el.offsetWidth
const track_left = pos_el.offsetLeft
if (music.length) {
audio = document.createElement("audio")
window.a = audio
audio.setAttribute("controls", true)
audio.addEventListener("ended", next)
audio.addEventListener("timeupdate", timeupdate)
// audio.src = music[0].href
// var player = document.querySelector("table")
// player.parentNode.insertBefore(audio, player)
document.body.addEventListener("keydown", keydown)
// comment.addEventListener("focus", focusTextBox)
// comment.addEventListener("blur", blurTextBox)
}
icon_el.addEventListener('click', toggle)
if (is_mobile) {
pos_el.addEventListener('touchstart', e => mousedown(e.touches[0]))
pos_el.addEventListener('touchmove', e => mousemove(e.touches[0]))
window.addEventListener('touchup', mouseup)
} else {
pos_el.addEventListener('mousedown', mousedown)
pos_el.addEventListener('mousemove', mousemove)
window.addEventListener('mouseup', mouseup)
}
var down = false
var mousex = 0
function mousedown(e) {
e.preventDefault && e.preventDefault()
down = true
mousex = (e.pageX - track_left) / track_width
}
function mousemove(e) {
if (!down) return
mousex = Math.min(Math.max(0, (e.pageX - track_left) / track_width), 1)
dot_el.style.transform = 'translateX(' + (mousex * track_width) + 'px)'
}
function mouseup(e) {
if (!down) return
down = false
var t = mousex * audio.duration
audio.currentTime = Math.round(t)
dot_el.style.transform = 'translateX(' + (mousex * track_width) + 'px)'
}
function play(index){
if (!active) {
active = true
el.classList.add('active')
}
if (index === music.length) return stop();
if (!icon_el.classList.contains('active')) {
icon_el.classList.add('active')
}
current_index = (index + music.length) % music.length
const a_el = music[current_index]
audio.src = a_el.href
audio.play()
const header = prevUntil(a_el.parentNode, 'h3')
const title = (index + 1) + '. ' + header.innerText + ': ' + a_el.innerText
title_el.innerHTML = title
var playing = document.querySelector(".playing")
if (playing) playing.classList.remove("playing")
music[current_index].classList.add("playing")
}
function prev(){
play(current_index - 1)
}
function next(){
play(current_index + 1)
}
function pause() {
icon_el.classList.remove('active')
}
function stop() {
el.classList.remove('active')
var playing = document.querySelector(".playing")
if (playing) playing.classList.remove("playing")
active = false
}
function toggle(){
if (audio.paused) {
icon_el.classList.add('active')
audio.play()
} else {
pause()
audio.pause()
}
}
function timeupdate() {
if (down) return
let { currentTime, duration } = audio
let t = currentTime / duration
dot_el.style.transform = 'translateX(' + (track_width * t) + 'px)'
time_el.innerHTML = time(currentTime) + ' / ' + time(duration)
}
function time(n) {
if (!n) return '0:00'
n = Math.floor(n)
let s = n % 60
if (s < 10) s = '0' + s
let m = Math.floor(n / 60)
return m + ':' + s
}
function keydown(e){
if (typing || e.ctrlKey || e.altKey || e.metaKey || e.shiftKey) return
switch (e.keyCode) {
case 37: // left
prev()
break;
case 39: // right
next()
break;
case 32: // spacebar
e.preventDefault()
toggle()
break;
}
}
function prevUntil (elem, selector) {
elem = elem.previousElementSibling;
while (elem) {
if (elem.matches(selector)) break;
elem = elem.previousElementSibling;
}
return elem;
}
// function focusTextBox (){ typing = true }
// function blurTextBox (){ typing = false }
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