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1 | // Written by Mike Frysinger <vapier@gmail.com>. Released into the public domain. Suck it. | |
2 | ||
3 | /* Globals to allow easy manipulation via javascript console */ | |
4 | var mpc; | |
5 | var tcpclient; | |
6 | var refresh_id = NaN; | |
7 | ||
8 | function TcpClientSender(tcpclient) { | |
9 | this.tcpclient = tcpclient; | |
10 | } | |
11 | TcpClientSender.prototype.send = function(data, cb) { | |
12 | this.tcpclient.sendMessage(data, cb); | |
13 | } | |
14 | TcpClientSender.prototype.poll = function() { | |
15 | this.tcpclient.poll(); | |
16 | } | |
17 | ||
18 | function tramp_mpc_recv(data) { | |
19 | mpc.recv(data); | |
20 | } | |
21 | ||
22 | function sync_storage(sync) { | |
23 | return sync ? chrome.storage.sync : chrome.storage.local; | |
24 | } | |
25 | ||
26 | window.onload = function() { | |
27 | var local_keys = [ | |
28 | 'sync', | |
29 | ]; | |
30 | var sync_keys = [ | |
31 | 'host', 'port', 'refresh', | |
32 | ]; | |
33 | var options = { | |
34 | 'host': '192.168.0.2', | |
35 | 'port': 6600, | |
36 | 'sync': true, | |
37 | 'refresh': 5, | |
38 | }; | |
39 | ||
40 | chrome.storage.local.get(local_keys, function(settings) { | |
41 | local_keys.forEach(function(key) { | |
42 | if (key in settings) | |
43 | options[key] = settings[key] | |
44 | }); | |
45 | ||
46 | var storage = sync_storage(options['sync']); | |
47 | storage.get(sync_keys, function(settings) { | |
48 | sync_keys.forEach(function(key) { | |
49 | if (key in settings) | |
50 | options[key] = settings[key]; | |
51 | }); | |
52 | ||
53 | init_ui(local_keys, sync_keys, options); | |
54 | mpc_connect(); | |
55 | }); | |
56 | }); | |
57 | }; | |
58 | ||
59 | window.onkeypress = function(e) { | |
60 | switch (e.keyCode) { | |
61 | case 49: // 1 | |
62 | show_page('controls'); | |
63 | break; | |
64 | case 50: // 1 | |
65 | show_page('metadata'); | |
66 | break; | |
67 | case 51: // 1 | |
68 | show_page('playlist'); | |
69 | break; | |
70 | case 52: // 1 | |
71 | show_page('options'); | |
72 | break; | |
73 | } | |
74 | }; | |
75 | ||
76 | function mpc_refresh() { | |
77 | mpc.status(); | |
78 | } | |
79 | ||
80 | function mpc_connect(host, port) { | |
81 | if (typeof(host) != 'string') { | |
82 | host = window['opts_host'].value; | |
83 | port = parseInt(window['opts_port'].value); | |
84 | } | |
85 | ||
86 | if (mpc != undefined) { | |
87 | console.log('disconnecting'); | |
88 | update_ui('disconnect'); | |
89 | delete mpc; | |
90 | tcpclient.disconnect(); | |
91 | delete tcpclient; | |
92 | } | |
93 | ||
94 | update_ui('init'); | |
95 | tcpclient = new TcpClient(host, port); | |
96 | tcpclient.connect(function() { | |
97 | var mpc_sender = new TcpClientSender(tcpclient); | |
98 | tcpclient.addResponseListener(tramp_mpc_recv); | |
99 | mpc = new Mpc(mpc_sender, update_ui); | |
100 | console.log('connected to ' + host + ':' + port); | |
101 | console.log('protip: use the "mpc" object to poke mpd directly.\n' + | |
102 | 'you can also do mpc.set_debug(3) to see traffic'); | |
103 | mpc_refresh(); | |
104 | update_refresh_timer(); | |
105 | }); | |
106 | } | |
107 | ||
108 | function tramp_mpc_consume() { | |
109 | var val = zo(!getToggleButton(this)); | |
110 | mpc.consume(val); | |
111 | setToggleButton(this, val); | |
112 | } | |
113 | function tramp_mpc_next() { mpc.next(); } | |
114 | function tramp_mpc_pause() { mpc.pause(); } | |
115 | function tramp_mpc_play() { mpc.play(); } | |
116 | function tramp_mpc_previous() { mpc.previous(); } | |
117 | function tramp_mpc_random() { | |
118 | var val = zo(!getToggleButton(this)); | |
119 | mpc.random(val); | |
120 | setToggleButton(this, val); | |
121 | } | |
122 | function tramp_mpc_repeat() { | |
123 | var val = zo(!getToggleButton(this)); | |
124 | mpc.repeat(val); | |
125 | setToggleButton(this, val); | |
126 | } | |
127 | function tramp_mpc_seekcur() { mpc.seekcur(this.value); } | |
128 | function tramp_mpc_setvol() { mpc.setvol(this.value); } | |
129 | function tramp_mpc_single() { | |
130 | var val = zo(!getToggleButton(this)); | |
131 | mpc.single(val); | |
132 | setToggleButton(this, val); | |
133 | } | |
134 | function tramp_mpc_stop() { mpc.stop(); } | |
135 | ||
136 | function zo(val) { | |
137 | return val ? 1 : 0; | |
138 | } | |
139 | function szo(val) { | |
140 | return val == '0' ? 0 : 1; | |
141 | } | |
142 | function getToggleButton(btn) { | |
143 | return btn.style.borderStyle == 'inset'; | |
144 | } | |
145 | function setToggleButton(btn, val) { | |
146 | if (val === undefined) | |
147 | val = !getToggleButton(btn); | |
148 | btn.style.borderStyle = val ? 'inset' : ''; | |
149 | } | |
150 | ||
151 | function show_page(page) { | |
152 | if (typeof(page) != 'string') | |
153 | page = this.id.split('.')[1]; | |
154 | ||
155 | switch (page) { | |
156 | case 'playlist': | |
157 | mpc.playlistinfo(); | |
158 | // Fallthrough. | |
159 | case 'metadata': | |
160 | mpc.currentsong(); | |
161 | break; | |
162 | } | |
163 | ||
164 | var eles = document.getElementsByClassName('main'); | |
165 | for (var i = 0; i < eles.length; ++i) { | |
166 | var ele = eles[i]; | |
167 | var dis = 'none'; | |
168 | var cls = ''; | |
169 | if (ele.id == 'main.' + page) { | |
170 | dis = ''; | |
171 | cls = 'selected'; | |
172 | } | |
173 | ele.style.display = dis; | |
174 | document.getElementById('tab.' + ele.id.split('.')[1]).className = cls; | |
175 | } | |
176 | } | |
177 | ||
178 | function do_refresh() { | |
179 | mpc_refresh(); | |
180 | refresh_id = window.setTimeout(do_refresh, window['opts_refresh'].value * 1000); | |
181 | } | |
182 | ||
183 | function update_refresh_timer() { | |
184 | if (!isNaN(refresh_id)) | |
185 | window.clearTimeout(refresh_id); | |
186 | var rate = window['opts_refresh'].value * 1000; | |
187 | if (rate > 0) | |
188 | refresh_id = window.setTimeout(do_refresh, rate); | |
189 | } | |
190 | ||
191 | function update_local_settings() { | |
192 | var setting = {}; | |
193 | setting[this.id] = this.checked; | |
194 | chrome.storage.local.set(setting); | |
195 | } | |
196 | ||
197 | function update_sync_settings() { | |
198 | var setting = {}; | |
199 | setting[this.id] = this.value; | |
200 | var storage = sync_storage(window['opts_sync'].checked); | |
201 | storage.set(setting); | |
202 | ||
203 | switch (this.id) { | |
204 | case 'refresh': | |
205 | update_refresh_timer(); | |
206 | break; | |
207 | } | |
208 | } | |
209 | ||
210 | function init_ui(local_keys, sync_keys, options) { | |
211 | var ele, i; | |
212 | ||
213 | /* Setup footer */ | |
214 | i = 1; | |
215 | [ | |
216 | 'controls', 'metadata', 'playlist', 'options', | |
217 | ].forEach(function(id) { | |
218 | var ele = document.getElementById('tab.' + id); | |
219 | ele.onclick = show_page; | |
220 | ele.title = id + ' [' + i + ']'; | |
221 | ++i; | |
222 | }); | |
223 | ||
224 | /* Setup control tab */ | |
225 | ui_mpc_status = document.getElementById('status'); | |
226 | [ | |
227 | 'consume', 'next', 'pause', 'play', 'previous', 'random', 'repeat', | |
228 | 'seekcur', 'setvol', 'single', 'stop', | |
229 | ].forEach(function(id) { | |
230 | var ele = window['ui_mpc_' + id] = document.getElementById(id); | |
231 | ele.onchange = ele.onclick = window['tramp_mpc_' + id]; | |
232 | ele.title = id; | |
233 | if (ele.accessKey) | |
234 | ele.title += ' [' + ele.accessKey + ']' | |
235 | }); | |
236 | window['ui_mpc_currtime'] = document.getElementById('currtime'); | |
237 | ||
238 | /* Setup metadata tab */ | |
239 | [ | |
240 | 'album', 'artist', 'date', 'file', 'title', | |
241 | ].forEach(function(id) { | |
242 | window['ui_mpc_metadata_' + id] = document.getElementById('metadata.' + id); | |
243 | }); | |
244 | ||
245 | /* Setup playlist tab */ | |
246 | window['ui_mpc_playlist'] = document.getElementById('playlist'); | |
247 | ||
248 | /* Setup options tab */ | |
249 | document.getElementById('connect').onclick = mpc_connect; | |
250 | local_keys.forEach(function(id) { | |
251 | var ele = window['opts_' + id] = document.getElementById(id); | |
252 | ele.checked = options[id]; | |
253 | ele.onchange = update_local_settings; | |
254 | }); | |
255 | sync_keys.forEach(function(id) { | |
256 | var ele = window['opts_' + id] = document.getElementById(id); | |
257 | ele.value = options[id]; | |
258 | ele.oninput = update_sync_settings; | |
259 | }); | |
260 | } | |
261 | ||
262 | function pretty_time(time) { | |
263 | var sec, min, hrs, ret = ''; | |
264 | time = parseInt(time); | |
265 | sec = time % 60; | |
266 | min = parseInt((time / 60) % 60); | |
267 | hrs = parseInt((time / 3600) % 3600); | |
268 | if (hrs) | |
269 | ret = hrs + ':' + ("00" + min).substr(-2) + ':'; | |
270 | else | |
271 | ret = min + ':'; | |
272 | return ret + ("00" + sec).substr(-2); | |
273 | } | |
274 | ||
275 | function update_ui(state, cmd) { | |
276 | if (typeof(state) == 'string') { | |
277 | ui_mpc_status.innerText = ({ | |
278 | 'disconnect': 'Disconnecting...', | |
279 | 'init': 'Connecting...', | |
280 | })[state]; | |
281 | return; | |
282 | } | |
283 | ||
284 | if (Array.isArray(state)) { | |
285 | /* | |
286 | switch (cmd[0]) { | |
287 | case 'setvol': | |
288 | case 'seekcur': | |
289 | break; | |
290 | default: | |
291 | mpc_refresh(); | |
292 | } | |
293 | */ | |
294 | return; | |
295 | } | |
296 | ||
297 | /* Update the metadata tab. */ | |
298 | var currentsong = {}; | |
299 | if ('Currentsong' in state) | |
300 | currentsong = state.Currentsong; | |
301 | ui_mpc_metadata_album.innerText = currentsong.Album; | |
302 | ui_mpc_metadata_artist.innerText = currentsong.Artist; | |
303 | ui_mpc_metadata_title.innerText = currentsong.Title; | |
304 | ui_mpc_metadata_date.innerText = currentsong.Date; | |
305 | ui_mpc_metadata_file.innerText = currentsong.file; | |
306 | ||
307 | /* Update the playlist tab. */ | |
308 | var playlist = []; | |
309 | if ('Playlist' in state) | |
310 | playlist = state.Playlist; | |
311 | ui_mpc_playlist.innerHTML = ''; | |
312 | playlist.forEach(function(song) { | |
313 | var cell, row = ui_mpc_playlist.insertRow(-1); | |
314 | if (song.Pos == currentsong.Pos) | |
315 | row.style.fontWeight = 'bold'; | |
316 | ||
317 | cell = row.insertCell(-1); | |
318 | cell.innerText = song.Pos; | |
319 | cell.style.textAlign = 'right'; | |
320 | ||
321 | if ('Artist' in song) { | |
322 | row.insertCell(-1).innerText = song.Artist; | |
323 | row.insertCell(-1).innerText = song.Album; | |
324 | row.insertCell(-1).innerText = song.Title; | |
325 | } else { | |
326 | cell = row.insertCell(-1); | |
327 | cell.innerText = song.file; | |
328 | cell.colSpan = 3; | |
329 | } | |
330 | row.insertCell(-1).innerText = pretty_time(song.Time); | |
331 | }); | |
332 | ||
333 | /* Update the status tab. */ | |
334 | var time; | |
335 | if ('time' in state) | |
336 | // When stopped, there is no time field at all. | |
337 | time = state.time.split(':'); | |
338 | else | |
339 | time = [0, 0]; | |
340 | ui_mpc_seekcur.max = time[1]; | |
341 | ui_mpc_seekcur.value = time[0]; | |
342 | percent = Math.floor((0.0 + time[0]) * 100 / (0.0 + time[1])); | |
343 | ui_mpc_seekcur.title = 'seekcur (' + percent + '%)'; | |
344 | ui_mpc_currtime.innerText = [pretty_time(time[0]), pretty_time(time[1]), percent + '%'].join(' / '); | |
345 | ||
346 | ui_mpc_setvol.value = state.volume; | |
347 | ui_mpc_setvol.title = 'setvol (' + state.volume + '%)'; | |
348 | ||
349 | [ | |
350 | 'consume', 'random', 'repeat', 'single', | |
351 | ].forEach(function(id) { | |
352 | setToggleButton(window['ui_mpc_' + id], szo(state[id])); | |
353 | }); | |
354 | ||
355 | ui_mpc_status.innerText = ({ | |
356 | 'play': 'Playing', | |
357 | 'pause': 'Paused', | |
358 | 'stop': 'Stopped', | |
359 | })[state.state]; | |
360 | } |