Files: d5fdd871022fae183005b8a90a5c4882e6688518 / modules / compose.js
3387 bytesRaw
1 | var h = require('hyperscript') |
2 | var u = require('../util') |
3 | var suggest = require('suggest-box') |
4 | var cont = require('cont') |
5 | var mentions = require('ssb-mentions') |
6 | var lightbox = require('hyperlightbox') |
7 | |
8 | var plugs = require('../plugs') |
9 | |
10 | //var suggest = plugs.map(exports.suggest = []) |
11 | var publish = plugs.first(exports.sbot_publish = []) |
12 | var message_content = plugs.first(exports.message_content = []) |
13 | var message_confirm = plugs.first(exports.message_confirm = []) |
14 | var file_input = plugs.first(exports.file_input = []) |
15 | |
16 | exports.suggest = [] |
17 | |
18 | function id (e) { return e } |
19 | |
20 | exports.message_compose = function (meta, prepublish, cb) { |
21 | if('function' !== typeof prepublish) |
22 | sbot = prepublish, prepublish = id |
23 | var accessories |
24 | meta = meta || {} |
25 | if(!meta.type) throw new Error('message must have type') |
26 | var ta = h('textarea') |
27 | |
28 | var blur |
29 | ta.addEventListener('focus', function () { |
30 | clearTimeout(blur) |
31 | ta.style.height = '200px' |
32 | accessories.style.display = 'block' |
33 | }) |
34 | ta.addEventListener('blur', function () { |
35 | //don't shrink right away, so there is time |
36 | //to click the publish button. |
37 | clearTimeout(blur) |
38 | blur = setTimeout(function () { |
39 | if(ta.value) return |
40 | ta.style.height = '50px' |
41 | accessories.style.display = 'none' |
42 | }, 200) |
43 | }) |
44 | |
45 | ta.addEventListener('keydown', function (ev) { |
46 | if(ev.keyCode === 13 && ev.ctrlKey) publish() |
47 | }) |
48 | |
49 | var files = [] |
50 | var filesById = {} |
51 | |
52 | function publish() { |
53 | publishBtn.disabled = true |
54 | var content |
55 | try { |
56 | content = JSON.parse(ta.value) |
57 | } catch (err) { |
58 | meta.text = ta.value |
59 | meta.mentions = mentions(ta.value).map(function (mention) { |
60 | // merge markdown-detected mention with file info |
61 | var file = filesById[mention.link] |
62 | if (file) { |
63 | if (file.type) mention.type = file.type |
64 | if (file.size) mention.size = file.size |
65 | } |
66 | return mention |
67 | }) |
68 | try { |
69 | meta = prepublish(meta) |
70 | } catch (err) { |
71 | publishBtn.disabled = false |
72 | if (cb) cb(err) |
73 | else alert(err.message) |
74 | } |
75 | return message_confirm(meta, done) |
76 | } |
77 | message_confirm(content, done) |
78 | |
79 | function done (err, msg) { |
80 | publishBtn.disabled = false |
81 | if(err) return alert(err.stack) |
82 | else if (msg) ta.value = '' |
83 | |
84 | if (cb) cb(err, msg) |
85 | } |
86 | } |
87 | |
88 | |
89 | var publishBtn = h('button', 'Publish', {onclick: publish}) |
90 | var composer = |
91 | h('div.compose', h('div.column', ta, |
92 | accessories = h('div.row.compose__controls', |
93 | //hidden until you focus the textarea |
94 | {style: {display: 'none'}}, |
95 | file_input(function (file) { |
96 | files.push(file) |
97 | filesById[file.link] = file |
98 | |
99 | var embed = file.type.indexOf('image/') === 0 ? '!' : '' |
100 | ta.value += embed + '['+file.name+']('+file.link+')' |
101 | console.log('added:', file) |
102 | }), |
103 | publishBtn) |
104 | ) |
105 | ) |
106 | |
107 | suggest(ta, function (word, cb) { |
108 | cont.para(exports.suggest.map(function (fn) { |
109 | return function (cb) { fn(word, cb) } |
110 | })) |
111 | (function (err, results) { |
112 | if(err) console.error(err) |
113 | results = results.reduce(function (ary, item) { |
114 | return ary.concat(item) |
115 | }, []).sort(function (a, b) { |
116 | return b.rank - a.rank |
117 | }).filter(Boolean) |
118 | |
119 | cb(null, results) |
120 | }) |
121 | }, {}) |
122 | |
123 | return composer |
124 | |
125 | } |
126 | |
127 |
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