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class GitLabDropdownFilter
BLUR_KEYCODES = [27, 40]
constructor: (@dropdown, @remote, @query, @data, @callback) ->
@input = @dropdown.find(".dropdown-input .dropdown-input-field")
# Key events
timeout = ""
@input.on "keyup", (e) =>
clearTimeout timeout
timeout = setTimeout =>
blur_field = @shouldBlur e.keyCode
search_text = @input.val()
if blur_field
@input.blur()
if @remote
@query search_text, (data) =>
@callback(data)
else
@filter search_text
, 250
shouldBlur: (keyCode) ->
return BLUR_KEYCODES.indexOf(keyCode) >= 0
filter: (search_text) ->
data = @data()
results = if search_text isnt "" then data.search(search_text) else data.list
@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"
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
dataToPrase = @fullData
if @options.filterable
@fullData = new Fuse data, {
keys: search_fields
}
dataToPrase = @fullData.list
@parseData dataToPrase
}
# Init filiterable
if @options.filterable
@filter = new GitLabDropdownFilter @dropdown, @options.filterRemote, @options.data, =>
return @fullData
, (data) =>
@parseData data
# 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: =>
if @remote
@remote.execute()
if @options.filterable
@dropdown.find(".dropdown-input-field").focus()
hidden: =>
if @options.filterable
@dropdown.find(".dropdown-input-field").blur().val("")
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='is-focused'>"
html += "No matching results."
html += "</a>"
html += "</li>"
rowClicked: (el) ->
fieldName = @options.fieldName
selectedIndex = el.parent().index()
selectedObject = @renderedData[selectedIndex]
value = if @options.id then @options.id(selectedObject) else selectedObject.id
if @options.multiSelect
fieldName = "#{fieldName}[]"
else
@dropdown.find('.is-active').removeClass 'is-active'
@dropdown.parent().find("input[name='#{fieldName}']").remove()
# Toggle active class for the tick mark
el.toggleClass "is-active"
if value isnt 0
# Create hidden input for form
input = "<input type='hidden' name='#{fieldName}' value='#{value}' />"
@dropdown.before input
$.fn.glDropdown = (opts) ->
return @.each ->
new GitLabDropdown @, opts
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