Files: 78c1c971ce74b33515d5785a53347186166297db / modules / message / html / compose.js
6470 bytesRaw
1 | var h = require('mutant/h') |
2 | var when = require('mutant/when') |
3 | var send = require('mutant/send') |
4 | var resolve = require('mutant/resolve') |
5 | var Value = require('mutant/value') |
6 | var computed = require('mutant/computed') |
7 | var nest = require('depnest') |
8 | var mentions = require('ssb-mentions') |
9 | var extend = require('xtend') |
10 | var addSuggest = require('suggest-box') |
11 | var emoji = require('emojilib') |
12 | var ref = require('ssb-ref') |
13 | |
14 | exports.needs = nest({ |
15 | 'blob.html.input': 'first', |
16 | 'profile.async.suggest': 'first', |
17 | 'channel.async.suggest': 'first', |
18 | 'message.async.publish': 'first', |
19 | 'emoji.sync.names': 'first', |
20 | 'emoji.sync.url': 'first', |
21 | 'intl.sync.i18n': 'first' |
22 | }) |
23 | |
24 | exports.gives = nest('message.html.compose') |
25 | |
26 | exports.create = function (api) { |
27 | const i18n = api.intl.sync.i18n |
28 | return nest('message.html.compose', function ({shrink = true, isPrivate, participants, meta, hooks, prepublish, placeholder = 'Write a message'}, cb) { |
29 | var files = [] |
30 | var filesById = {} |
31 | var focused = Value(false) |
32 | var hasContent = Value(false) |
33 | var publishing = Value(false) |
34 | var getProfileSuggestions = api.profile.async.suggest() |
35 | var getChannelSuggestions = api.channel.async.suggest() |
36 | |
37 | var blurTimeout = null |
38 | |
39 | var expanded = computed([shrink, focused, hasContent], (shrink, focused, hasContent) => { |
40 | if (!shrink || hasContent) { |
41 | return true |
42 | } else { |
43 | return focused |
44 | } |
45 | }) |
46 | |
47 | var textArea = h('textarea', { |
48 | 'ev-input': function () { |
49 | hasContent.set(!!textArea.value) |
50 | }, |
51 | 'ev-blur': () => { |
52 | clearTimeout(blurTimeout) |
53 | blurTimeout = setTimeout(() => focused.set(false), 200) |
54 | }, |
55 | 'ev-focus': send(focused.set, true), |
56 | disabled: publishing, |
57 | placeholder |
58 | }) |
59 | |
60 | var warningMessage = Value(null) |
61 | var warning = h('section.warning', |
62 | { className: when(warningMessage, '-open', '-closed') }, |
63 | [ |
64 | h('div.warning', warningMessage), |
65 | h('div.close', { 'ev-click': () => warningMessage.set(null) }, 'x') |
66 | ] |
67 | ) |
68 | var fileInput = api.blob.html.input(file => { |
69 | const megabytes = file.size / 1024 / 1024 |
70 | if (megabytes >= 5) { |
71 | const rounded = Math.floor(megabytes * 100) / 100 |
72 | warningMessage.set([ |
73 | h('i.fa.fa-exclamation-triangle'), |
74 | h('strong', file.name), |
75 | ` is ${rounded}MB - the current limit is 5MB` |
76 | ]) |
77 | return |
78 | } |
79 | |
80 | files.push(file) |
81 | |
82 | var blob = ref.parseBlob(file.link) |
83 | filesById[blob.id] = file |
84 | |
85 | var embed = isEmbeddable(file.type) ? '!' : '' |
86 | var pos = textArea.selectionStart |
87 | var before = textArea.value.slice(0, pos) |
88 | var after = textArea.value.slice(pos) |
89 | |
90 | var spacer = embed ? '\n' : ' ' |
91 | if (before && !before.endsWith(spacer)) before += spacer |
92 | if (!after.startsWith(spacer)) after = spacer + after |
93 | |
94 | textArea.value = `${before}${embed}[${file.name}](${file.link})${after}` |
95 | console.log('added:', file) |
96 | }, { |
97 | private: isPrivate |
98 | }) |
99 | |
100 | fileInput.onclick = function () { |
101 | hasContent.set(true) |
102 | } |
103 | |
104 | var publishBtn = h('button', { |
105 | 'ev-click': publish, |
106 | classList: [ |
107 | when(isPrivate, '-private') |
108 | ], |
109 | disabled: publishing |
110 | }, when(publishing, |
111 | i18n('Publishing...'), |
112 | when(isPrivate, i18n('Publish Privately'), i18n('Publish')) |
113 | )) |
114 | |
115 | var actions = h('section.actions', [ |
116 | fileInput, |
117 | publishBtn |
118 | ]) |
119 | |
120 | var composer = h('Compose', { |
121 | hooks, |
122 | classList: [ |
123 | when(expanded, '-expanded', '-contracted') |
124 | ] |
125 | }, [ |
126 | textArea, |
127 | warning, |
128 | actions |
129 | ]) |
130 | |
131 | composer.focus = function () { |
132 | textArea.focus() |
133 | } |
134 | |
135 | composer.setText = function (value) { |
136 | textArea.value = value |
137 | hasContent.set(!!textArea.value) |
138 | } |
139 | |
140 | addSuggest(textArea, (inputText, cb) => { |
141 | if (inputText[0] === '@') { |
142 | cb(null, getProfileSuggestions(inputText.slice(1), resolve(participants))) |
143 | } else if (inputText[0] === '#') { |
144 | cb(null, getChannelSuggestions(inputText.slice(1))) |
145 | } else if (inputText[0] === ':') { |
146 | // suggest emojis |
147 | var word = inputText.slice(1) |
148 | if (word[word.length - 1] === ':') { |
149 | word = word.slice(0, -1) |
150 | } |
151 | cb(null, suggestEmoji(word).slice(0, 100).map(function (emoji) { |
152 | return { |
153 | image: api.emoji.sync.url(emoji), |
154 | title: emoji, |
155 | subtitle: emoji, |
156 | value: ':' + emoji + ':' |
157 | } |
158 | })) |
159 | } |
160 | }, {cls: 'SuggestBox'}) |
161 | |
162 | return composer |
163 | |
164 | // scoped |
165 | |
166 | function publish () { |
167 | publishing.set(true) |
168 | |
169 | var content = extend(resolve(meta), { |
170 | text: textArea.value, |
171 | mentions: mentions(textArea.value).map(mention => { |
172 | // merge markdown-detected mention with file info |
173 | var file = filesById[mention.link] |
174 | if (file) { |
175 | if (file.type) mention.type = file.type |
176 | if (file.size) mention.size = file.size |
177 | } |
178 | return mention |
179 | }) |
180 | }) |
181 | |
182 | try { |
183 | if (typeof prepublish === 'function') { |
184 | content = prepublish(content) |
185 | } |
186 | } catch (err) { |
187 | return done(err) |
188 | } |
189 | |
190 | return api.message.async.publish(content, done) |
191 | |
192 | function done (err, msg) { |
193 | publishing.set(false) |
194 | if (err) { |
195 | if (cb) cb(err) |
196 | else { |
197 | showDialog({ |
198 | type: 'error', |
199 | title: i18n('Error'), |
200 | buttons: [i18n('OK')], |
201 | message: i18n('An error occured while publishing your message.'), |
202 | detail: err.message |
203 | }) |
204 | } |
205 | } else { |
206 | if (msg) textArea.value = '' |
207 | if (cb) cb(null, msg) |
208 | } |
209 | } |
210 | } |
211 | }) |
212 | |
213 | function suggestEmoji (prefix) { |
214 | var availableEmoji = api.emoji.sync.names() |
215 | return emoji.ordered.filter(key => { |
216 | if (!availableEmoji.includes(key)) return false |
217 | return key.startsWith(prefix) || key.includes('_' + prefix) || emoji.lib[key].keywords.some(word => word.startsWith(prefix) || word.startsWith(':' + prefix)) |
218 | }) |
219 | } |
220 | } |
221 | |
222 | function showDialog (opts) { |
223 | var electron = require('electron') |
224 | electron.remote.dialog.showMessageBox(electron.remote.getCurrentWindow(), opts) |
225 | } |
226 | |
227 | function isEmbeddable (type) { |
228 | return type.startsWith('image/') || type.startsWith('audio/') || type.startsWith('video/') |
229 | } |
Built with git-ssb-web