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ev / microbay



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Tree: da1367d2d8ed6401096f0f474ba0df556e8cc6d2

Files: da1367d2d8ed6401096f0f474ba0df556e8cc6d2 / modules / compose.js

3054 bytesRaw
1var h = require('hyperscript')
2var u = require('../util')
3var suggest = require('suggest-box')
4var cont = require('cont')
5var mentions = require('ssb-mentions')
6var lightbox = require('hyperlightbox')
7
8var plugs = require('../plugs')
9
10//var suggest = plugs.map(exports.suggest = [])
11var publish = plugs.first(exports.sbot_publish = [])
12var message_content = plugs.first(exports.message_content = [])
13var message_confirm = plugs.first(exports.message_confirm = [])
14var file_input = plugs.first(exports.file_input = [])
15
16exports.suggest = []
17
18function id (e) { return e }
19
20exports.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
51 function publish() {
52 publishBtn.disabled = true
53 var content
54 try {
55 content = JSON.parse(ta.value)
56 } catch (err) {
57 meta.text = ta.value
58 meta.mentions = mentions(ta.value).concat(files)
59 try {
60 meta = prepublish(meta)
61 } catch (err) {
62 publishBtn.disabled = false
63 if (cb) cb(err)
64 else alert(err.message)
65 }
66 return message_confirm(meta, done)
67 }
68 message_confirm(content, done)
69
70 function done (err, msg) {
71 publishBtn.disabled = false
72 if(err) return alert(err.stack)
73 else if (msg) ta.value = ''
74
75 if (cb) cb(err, msg)
76 }
77 }
78
79
80 var publishBtn = h('button', 'Publish', {onclick: publish})
81 var composer =
82 h('div.compose', h('div.column', ta,
83 accessories = h('div.row.compose__controls',
84 //hidden until you focus the textarea
85 {style: {display: 'none'}},
86 file_input(function (file) {
87 files.push(file)
88
89 var embed = file.type.indexOf('image/') === 0 ? '!' : ''
90 ta.value += embed + '['+file.name+']('+file.link+')'
91 console.log('added:', file)
92 }),
93 publishBtn)
94 )
95 )
96
97 suggest(ta, function (word, cb) {
98 cont.para(exports.suggest.map(function (fn) {
99 return function (cb) { fn(word, cb) }
100 }))
101 (function (err, results) {
102 if(err) console.error(err)
103 results = results.reduce(function (ary, item) {
104 return ary.concat(item)
105 }, []).sort(function (a, b) {
106 return b.rank - a.rank
107 }).filter(Boolean)
108
109 cb(null, results)
110 })
111 }, {})
112
113 return composer
114
115}
116
117

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