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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 | function mpc_refresh() { | |
60 | mpc.status(); | |
61 | mpc.currentsong(); | |
62 | } | |
63 | ||
64 | function mpc_connect(host, port) { | |
65 | if (typeof(host) != 'string') { | |
66 | host = window['opts_host'].value; | |
67 | port = parseInt(window['opts_port'].value); | |
68 | } | |
69 | ||
70 | if (mpc != undefined) { | |
71 | console.log('disconnecting'); | |
72 | update_ui('disconnect'); | |
73 | delete mpc; | |
74 | tcpclient.disconnect(); | |
75 | delete tcpclient; | |
76 | } | |
77 | ||
78 | update_ui('init'); | |
79 | tcpclient = new TcpClient(host, port); | |
80 | tcpclient.connect(function() { | |
81 | var mpc_sender = new TcpClientSender(tcpclient); | |
82 | tcpclient.addResponseListener(tramp_mpc_recv); | |
83 | mpc = new Mpc(mpc_sender, update_ui); | |
84 | console.log('connected to ' + host + ':' + port); | |
85 | console.log('protip: use the "mpc" object to poke mpd directly.\n' + | |
86 | 'you can also do mpc.set_debug(3) to see traffic'); | |
87 | mpc_refresh(); | |
88 | update_refresh_timer(); | |
89 | }); | |
90 | } | |
91 | ||
92 | function tramp_mpc_consume() { | |
93 | var val = zo(!getToggleButton(this)); | |
94 | mpc.consume(val); | |
95 | setToggleButton(this, val); | |
96 | } | |
97 | function tramp_mpc_next() { mpc.next(); } | |
98 | function tramp_mpc_pause() { mpc.pause(); } | |
99 | function tramp_mpc_play() { mpc.play(); } | |
100 | function tramp_mpc_previous() { mpc.previous(); } | |
101 | function tramp_mpc_random() { | |
102 | var val = zo(!getToggleButton(this)); | |
103 | mpc.random(val); | |
104 | setToggleButton(this, val); | |
105 | } | |
106 | function tramp_mpc_repeat() { | |
107 | var val = zo(!getToggleButton(this)); | |
108 | mpc.repeat(val); | |
109 | setToggleButton(this, val); | |
110 | } | |
111 | function tramp_mpc_seekcur() { mpc.seekcur(this.value); } | |
112 | function tramp_mpc_setvol() { mpc.setvol(this.value); } | |
113 | function tramp_mpc_single() { | |
114 | var val = zo(!getToggleButton(this)); | |
115 | mpc.single(val); | |
116 | setToggleButton(this, val); | |
117 | } | |
118 | function tramp_mpc_stop() { mpc.stop(); } | |
119 | ||
120 | function zo(val) { | |
121 | return val ? 1 : 0; | |
122 | } | |
123 | function szo(val) { | |
124 | return val == '0' ? 0 : 1; | |
125 | } | |
126 | function getToggleButton(btn) { | |
127 | return btn.style.borderStyle == 'inset'; | |
128 | } | |
129 | function setToggleButton(btn, val) { | |
130 | if (val === undefined) | |
131 | val = !getToggleButton(btn); | |
132 | btn.style.borderStyle = val ? 'inset' : ''; | |
133 | } | |
134 | ||
135 | function show_page(page) { | |
136 | if (typeof(page) != 'string') | |
137 | page = this.id.split('.')[1]; | |
138 | ||
139 | var eles = document.getElementsByClassName('main'); | |
140 | for (var i = 0; i < eles.length; ++i) { | |
141 | var ele = eles[i]; | |
142 | var dis = 'none'; | |
143 | var cls = ''; | |
144 | if (ele.id == 'main.' + page) { | |
145 | dis = ''; | |
146 | cls = 'selected'; | |
147 | } | |
148 | ele.style.display = dis; | |
149 | document.getElementById('tab.' + ele.id.split('.')[1]).className = cls; | |
150 | } | |
151 | } | |
152 | ||
153 | function do_refresh() { | |
154 | mpc_refresh(); | |
155 | refresh_id = window.setTimeout(do_refresh, window['opts_refresh'].value * 1000); | |
156 | } | |
157 | ||
158 | function update_refresh_timer() { | |
159 | if (!isNaN(refresh_id)) | |
160 | window.clearTimeout(refresh_id); | |
161 | var rate = window['opts_refresh'].value * 1000; | |
162 | if (rate > 0) | |
163 | refresh_id = window.setTimeout(do_refresh, rate); | |
164 | } | |
165 | ||
166 | function update_local_settings() { | |
167 | var setting = {}; | |
168 | setting[this.id] = this.checked; | |
169 | chrome.storage.local.set(setting); | |
170 | } | |
171 | ||
172 | function update_sync_settings() { | |
173 | var setting = {}; | |
174 | setting[this.id] = this.value; | |
175 | var storage = sync_storage(window['opts_sync'].checked); | |
176 | storage.set(setting); | |
177 | ||
178 | switch (this.id) { | |
179 | case 'refresh': | |
180 | update_refresh_timer(); | |
181 | break; | |
182 | } | |
183 | } | |
184 | ||
185 | function init_ui(local_keys, sync_keys, options) { | |
186 | /* Setup footer */ | |
187 | [ | |
188 | 'controls', 'metadata', 'options', | |
189 | ].forEach(function(id) { | |
190 | document.getElementById('tab.' + id).onclick = show_page; | |
191 | }); | |
192 | ||
193 | /* Setup control tab */ | |
194 | ui_mpc_status = document.getElementById('status'); | |
195 | [ | |
196 | 'consume', 'next', 'pause', 'play', 'previous', 'random', 'repeat', | |
197 | 'seekcur', 'setvol', 'single', 'stop', | |
198 | ].forEach(function(id) { | |
199 | var ele = window['ui_mpc_' + id] = document.getElementById(id); | |
200 | ele.onchange = ele.onclick = window['tramp_mpc_' + id]; | |
201 | ele.title = id; | |
202 | }); | |
203 | ||
204 | /* Setup metadata tab */ | |
205 | [ | |
206 | 'album', 'artist', 'date', 'file', 'title', | |
207 | ].forEach(function(id) { | |
208 | window['ui_mpc_metadata_' + id] = document.getElementById('metadata.' + id); | |
209 | }); | |
210 | ||
211 | /* Setup options tab */ | |
212 | document.getElementById('connect').onclick = mpc_connect; | |
213 | local_keys.forEach(function(id) { | |
214 | var ele = window['opts_' + id] = document.getElementById(id); | |
215 | ele.checked = options[id]; | |
216 | ele.onchange = update_local_settings; | |
217 | }); | |
218 | sync_keys.forEach(function(id) { | |
219 | var ele = window['opts_' + id] = document.getElementById(id); | |
220 | ele.value = options[id]; | |
221 | ele.oninput = update_sync_settings; | |
222 | }); | |
223 | } | |
224 | ||
225 | function update_ui(state, cmd) { | |
226 | if (typeof(state) == 'string') { | |
227 | ui_mpc_status.innerText = ({ | |
228 | 'disconnect': 'Disconnecting...', | |
229 | 'init': 'Connecting...', | |
230 | })[state]; | |
231 | return; | |
232 | } | |
233 | ||
234 | if (Array.isArray(state)) { | |
235 | /* | |
236 | switch (cmd[0]) { | |
237 | case 'setvol': | |
238 | case 'seekcur': | |
239 | break; | |
240 | default: | |
241 | mpc_refresh(); | |
242 | } | |
243 | */ | |
244 | return; | |
245 | } | |
246 | ||
247 | // Hack: should be a real object. | |
248 | ui_mpc_metadata_album.innerText = state.Album; | |
249 | ui_mpc_metadata_artist.innerText = state.Artist; | |
250 | ui_mpc_metadata_title.innerText = state.Title; | |
251 | ui_mpc_metadata_date.innerText = state.Date; | |
252 | ui_mpc_metadata_file.innerText = state.file; | |
253 | ||
254 | var time; | |
255 | if ('time' in state) | |
256 | // When stopped, there is no time field at all. | |
257 | time = state.time.split(':'); | |
258 | else | |
259 | time = [0, 0]; | |
260 | window.ui_mpc_seekcur.max = time[1]; | |
261 | window.ui_mpc_seekcur.value = time[0]; | |
262 | percent = Math.floor((0.0 + time[0]) * 100 / (0.0 + time[1])); | |
263 | window.ui_mpc_seekcur.title = 'seekcur (' + percent + '%)'; | |
264 | ||
265 | window.ui_mpc_setvol.value = state.volume; | |
266 | window.ui_mpc_setvol.title = 'setvol (' + state.volume + '%)'; | |
267 | ||
268 | [ | |
269 | 'consume', 'random', 'repeat', 'single', | |
270 | ].forEach(function(id) { | |
271 | setToggleButton(window['ui_mpc_' + id], szo(state[id])); | |
272 | }); | |
273 | ||
274 | ui_mpc_status.innerText = ({ | |
275 | 'play': 'Playing', | |
276 | 'pause': 'Paused', | |
277 | 'stop': 'Stopped', | |
278 | })[state.state]; | |
279 | } |