-
Notifications
You must be signed in to change notification settings - Fork 0
/
everything-view.coffee
236 lines (200 loc) · 7.06 KB
/
everything-view.coffee
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
{SelectListView, $} = require 'atom-space-pen-views'
{CompositeDisposable} = require 'atom'
remote = require('remote')
{Menu, MenuItem} = remote
fuzzaldrin = require 'fuzzaldrin-plus'
indexOfArray = (array, fn) ->
for e, i in array
return i if fn(e)
null
module.exports = class EverythingView extends SelectListView
lastQuery = ""
fuzzaldrin: fuzzaldrin
shouldUpdate: true
Stream: require('./stream')
initialize: ->
super
@visible = false
@providers = {}
@prefixes = []
@providersByPrefix = {}
@filteredItems = []
@addClass('overlay from-top everything')
@pane = atom.workspace.addModalPanel(item: this, visible: false)
@setLoading() # We do our loading alone!
@append "<div id='providers'>"
@streams = new CompositeDisposable()
setTimeout (=> @cleanOldTriggers()), 1000
@on 'keydown', (evt) =>
if(evt.keyCode == 9) # TAB
evt.preventDefault()
item = @getSelectedItem()
if item.commands
menu = new Menu()
for name, command of item.commands
do =>
cmd = command
item = new MenuItem(
label: name,
click: =>
cmd()
@cancel()
)
menu.append(item)
{top, left} = @find('li.selected').offset()
menu.popup(remote.getCurrentWindow(), parseInt(left + 20), parseInt(top + 10))
cancelled: ->
@streams.dispose()
p.onStop(this) for _, p of @providers when p.onStop
@pane.hide()
@visible = false
cleanOldTriggers: ->
config = atom.config.get('everything') || {}
providersName = new Set(for name, _ of @providers
"#{name}ProviderTrigger"
)
for key, _ of config when key.match(/Trigger$/)
if !providersName.has(key)
atom.config.unset("everything.#{key}")
addItem: (item) ->
return if item.score == 0
index = indexOfArray(@filteredItems, (fitem) -> fitem.score < item.score)
if index?
@filteredItems.splice(index, 0, item)
# itemView = @generateItem(item)
# @list.find("li:nth-child(#{index + 1})").before(itemView)
else
@filteredItems.push(item)
# @list.append(@generateItem(item))
@filteredItems.pop() if @filteredItems.length > @maxItems
@scheduleUpdate()
populateList: ->
query = @getFilterQuery()
@updateResults(query)
scheduleUpdate: ->
if @shouldUpdate
@shouldUpdate = false
setTimeout => @updateView()
updateView: ->
@shouldUpdate = true
@list.empty()
if @filteredItems.length
@setError()
for i in [0...Math.min(@filteredItems.length, @maxItems)]
itemView = @generateItem(@filteredItems[i])
@list.append(itemView)
# For now, we select only the first item.
# We should ignore this if user already selected another item.
@selectItemView(@list.find('li:first'))
else
@setError(@getEmptyMessage(0, @filteredItems.length))
generateItem: (item) ->
itemView = $(@viewForItem(item))
itemView.data('select-list-item', item)
itemView
destroy: ->
@cancel()
@pane.destroy()
viewForItem: (item) ->
trigger = atom.config.get("everything.#{item.providerName}ProviderTrigger") || ""
queryToMatch = lastQuery.substring(trigger.length)
matches = fuzzaldrin.match(item.queryString, queryToMatch)
index = item.queryString.toLowerCase().indexOf(item.displayName.toLowerCase())
display = for char, i in item.displayName.split("")
if index == -1 || matches.indexOf(i + index) == -1
char
else
"<b>#{char}</b>"
providerDiv = if atom.config.get('everything.showProvidersName')
"<div class='key-binding pull-right'>#{item.providerName}</div>"
else
""
"""<li class="two-lines #{item.providerName}">
#{providerDiv}<div>#{display.join("") || " "}</div>
<div class="add-info">#{item.additionalInfo || " "}</div></li>"""
confirmed: (item) ->
item.function()
@cancel()
getFilterKey: -> "queryString"
getFilterQuery: ->
query = super
return query if query == lastQuery
lastQuery = query
query
updateResults: (query) ->
@streams.dispose()
@filteredItems = []
@streams = new CompositeDisposable()
@scheduleUpdate()
@eachProviderTriggered query, (name, provider, query) =>
span = @find("span[data-provider='#{name}']")
if span.length == 0
$('div#providers').append("<span class='key-binding'
data-provider='#{name}'>#{name}</span>")
result = provider.onQuery(query)
if result.then # It's a promise, probably
@treatPromise(result, query, name)
else # It's probaby a stream
@treatStream(result, query, name)
eachProviderTriggered: (query, fn) ->
triggers = []
triggerMapping = {}
config = atom.config.get('everything') || {}
for name, provider of @providers
trigger = config["#{name}ProviderTrigger"]
trigger ?= ''
triggers.push(trigger)
triggerMapping[trigger] ?= []
triggerMapping[trigger].push(@providers[name])
txt = triggers.sort( (e, f) -> e.length < f.length ).join("|")
regexp = new RegExp(txt)
trigger = query.match(regexp)
providers = if trigger
query = query.replace(trigger[0], '')
triggerMapping[trigger[0]] || []
else
providers = triggerMapping[''] || []
for provider in providers when provider.shouldRun(query)
fn(provider.name, provider, query.trim())
null #Please, don't create lots of arrays!
treatPromise: (result, query, providerName) ->
span = @loadingProviderElement(providerName)
result.then (items) =>
span.detach()
items.forEach (item) => @scoreItem(item, query, providerName)
.catch (failure) =>
span.detach()
atom.notifications.addError("Uncaught error on provider #{providerName}",
detail: "Message: #{failure.message}\n#{failure.stack}")
treatStream: (result, query, providerName) ->
span = @loadingProviderElement(providerName)
@streams.add result.onData (item) =>
@scoreItem(item, query, providerName)
@streams.add result.onClose => span.detach()
scoreItem: (i, query, name) ->
item = Object.create(i)
item.providerName = name
item.score ?= fuzzaldrin.score(item.queryString, query)
@addItem(item)
loadingProviderElement: (name) -> @find("span[data-provider='#{name}']")
show: ->
@storeFocusedElement()
p.onStart(this) for _, p of @providers when p.onStart
@pane.show()
@visible = true
@filterEditorView.setText(lastQuery)
super
$('div#providers').html('')
@updateResults(lastQuery)
@filterEditorView.model.selectAll()
@focusFilterEditor()
registerProvider: (provider) ->
# Sets a config for provider prefix
config = atom.config.get('everything') || {}
key = "#{provider.name}ProviderTrigger"
if !config[key]
provider.defaultPrefix ?= ""
atom.config.set("everything.#{key}", provider.defaultPrefix)
# Adds into provider list
@providers[provider.name] = provider
provider.onStart(this) if @visible && provider.onStart