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
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
|
class GitLabDropdownFilter
BLUR_KEYCODES = [27, 40]
HAS_VALUE_CLASS = "has-value"
constructor: (@input, @options) ->
$inputContainer = @input.parent()
$clearButton = $inputContainer.find('.js-dropdown-input-clear')
# Clear click
$clearButton.on 'click', (e) =>
e.preventDefault()
e.stopPropagation()
@input
.val('')
.trigger('keyup')
.focus()
# Key events
timeout = ""
@input.on "keyup", (e) =>
if @input.val() isnt "" and !$inputContainer.hasClass HAS_VALUE_CLASS
$inputContainer.addClass HAS_VALUE_CLASS
else if @input.val() is "" and $inputContainer.hasClass HAS_VALUE_CLASS
$inputContainer.removeClass HAS_VALUE_CLASS
if e.keyCode is 13 and @input.val() isnt ""
if @options.enterCallback
@options.enterCallback()
return
clearTimeout timeout
timeout = setTimeout =>
blur_field = @shouldBlur e.keyCode
search_text = @input.val()
if blur_field
@input.blur()
if @options.remote
@options.query search_text, (data) =>
@options.callback(data)
else
@filter search_text
, 250
shouldBlur: (keyCode) ->
return BLUR_KEYCODES.indexOf(keyCode) >= 0
filter: (search_text) ->
data = @options.data()
results = data
if search_text isnt ""
results = fuzzaldrinPlus.filter(data, search_text,
key: @options.keys
)
@options.callback results
class GitLabDropdownRemote
constructor: (@dataEndpoint, @options) ->
execute: ->
if typeof @dataEndpoint is "string"
@fetchData()
else if typeof @dataEndpoint is "function"
if @options.beforeSend
@options.beforeSend()
# Fetch the data by calling the data funcfion
@dataEndpoint "", (data) =>
if @options.success
@options.success(data)
if @options.beforeSend
@options.beforeSend()
# Fetch the data through ajax if the data is a string
fetchData: ->
$.ajax(
url: @dataEndpoint,
dataType: @options.dataType,
beforeSend: =>
if @options.beforeSend
@options.beforeSend()
success: (data) =>
if @options.success
@options.success(data)
)
class GitLabDropdown
LOADING_CLASS = "is-loading"
PAGE_TWO_CLASS = "is-page-two"
ACTIVE_CLASS = "is-active"
constructor: (@el, @options) ->
self = @
@dropdown = $(@el).parent()
search_fields = if @options.search then @options.search.fields else [];
if @options.data
# Remote data
@remote = new GitLabDropdownRemote @options.data, {
dataType: @options.dataType,
beforeSend: @toggleLoading.bind(@)
success: (data) =>
@fullData = data
@parseData @fullData
}
# Init filiterable
if @options.filterable
@input = @dropdown.find('.dropdown-input .dropdown-input-field')
@filter = new GitLabDropdownFilter @input,
remote: @options.filterRemote
query: @options.data
keys: @options.search.fields
data: =>
return @fullData
callback: (data) =>
@parseData data
@highlightRow 1
enterCallback: =>
@selectFirstRow()
# Event listeners
@dropdown.on "shown.bs.dropdown", @opened
@dropdown.on "hidden.bs.dropdown", @hidden
if @dropdown.find(".dropdown-toggle-page").length
@dropdown.find(".dropdown-toggle-page, .dropdown-menu-back").on "click", (e) =>
e.preventDefault()
e.stopPropagation()
@togglePage()
if @options.selectable
selector = ".dropdown-content a"
if @dropdown.find(".dropdown-toggle-page").length
selector = ".dropdown-page-one .dropdown-content a"
@dropdown.on "click", selector, (e) ->
self.rowClicked $(@)
if self.options.clicked
self.options.clicked()
toggleLoading: ->
$('.dropdown-menu', @dropdown).toggleClass LOADING_CLASS
togglePage: ->
menu = $('.dropdown-menu', @dropdown)
if menu.hasClass(PAGE_TWO_CLASS)
if @remote
@remote.execute()
menu.toggleClass PAGE_TWO_CLASS
parseData: (data) ->
@renderedData = data
# Render each row
html = $.map data, (obj) =>
return @renderItem(obj)
if @options.filterable and data.length is 0
# render no matching results
html = [@noResults()]
# Render the full menu
full_html = @renderMenu(html.join(""))
@appendMenu(full_html)
opened: =>
contentHtml = $('.dropdown-content', @dropdown).html()
if @remote && contentHtml is ""
@remote.execute()
if @options.filterable
@dropdown.find(".dropdown-input-field").focus()
hidden: =>
if @options.filterable
@dropdown
.find(".dropdown-input-field")
.blur()
.val("")
.trigger("keyup")
if @dropdown.find(".dropdown-toggle-page").length
$('.dropdown-menu', @dropdown).removeClass PAGE_TWO_CLASS
# Render the full menu
renderMenu: (html) ->
menu_html = ""
if @options.renderMenu
menu_html = @options.renderMenu(html)
else
menu_html = "<ul>#{html}</ul>"
return menu_html
# Append the menu into the dropdown
appendMenu: (html) ->
selector = '.dropdown-content'
if @dropdown.find(".dropdown-toggle-page").length
selector = ".dropdown-page-one .dropdown-content"
$(selector, @dropdown).html html
# Render the row
renderItem: (data) ->
html = ""
return "<li class='divider'></li>" if data is "divider"
if @options.renderRow
# Call the render function
html = @options.renderRow(data)
else
selected = if @options.isSelected then @options.isSelected(data) else false
url = if @options.url then @options.url(data) else "#"
text = if @options.text then @options.text(data) else ""
cssClass = "";
if selected
cssClass = "is-active"
html = "<li>"
html += "<a href='#{url}' class='#{cssClass}'>"
html += text
html += "</a>"
html += "</li>"
return html
noResults: ->
html = "<li>"
html += "<a href='#' class='dropdown-menu-empty-link is-focused'>"
html += "No matching results."
html += "</a>"
html += "</li>"
highlightRow: (index) ->
if @input.val() isnt ""
selector = '.dropdown-content li:first-child a'
if @dropdown.find(".dropdown-toggle-page").length
selector = ".dropdown-page-one .dropdown-content li:first-child a"
$(selector).addClass 'is-focused'
rowClicked: (el) ->
fieldName = @options.fieldName
field = @dropdown.parent().find("input[name='#{fieldName}']")
if el.hasClass(ACTIVE_CLASS)
field.remove()
else
fieldName = @options.fieldName
selectedIndex = el.parent().index()
if @renderedData
selectedObject = @renderedData[selectedIndex]
value = if @options.id then @options.id(selectedObject, el) else selectedObject.id
if !value?
field.remove()
if @options.multiSelect
oldValue = field.val()
if oldValue
value = "#{oldValue},#{value}"
else
@dropdown.find(".#{ACTIVE_CLASS}").removeClass ACTIVE_CLASS
# Toggle active class for the tick mark
el.toggleClass "is-active"
# Toggle the dropdown label
if @options.toggleLabel
$(@el).find(".dropdown-toggle-text").text @options.toggleLabel(selectedObject)
if value?
if !field.length
# Create hidden input for form
input = "<input type='hidden' name='#{fieldName}' />"
@dropdown.before input
@dropdown.parent().find("input[name='#{fieldName}']").val value
selectFirstRow: ->
selector = '.dropdown-content li:first-child a'
if @dropdown.find(".dropdown-toggle-page").length
selector = ".dropdown-page-one .dropdown-content li:first-child a"
# simulate a click on the first link
$(selector).trigger "click"
$.fn.glDropdown = (opts) ->
return @.each ->
new GitLabDropdown @, opts
|