taiga-front/app/modules/services/scope-event.service.coffee

36 lines
1.1 KiB
CoffeeScript

class ScopeEvent
scopes: {},
_searchDuplicatedScopes: (id) ->
return _.find Object.keys(@scopes), (key) =>
return @scopes[key].$id == id
_create: (name, scope) ->
duplicatedScopeName = @._searchDuplicatedScopes(scope.$id)
if duplicatedScopeName
throw new Error("scopeEvent: this scope is already
register with the name \"" + duplicatedScopeName + "\"")
if @scopes[name]
throw new Error("scopeEvent: \"" + name + "\" already in use")
else
scope._tgEmitter = new EventEmitter2()
scope.$on "$destroy", () =>
scope._tgEmitter.removeAllListeners()
delete @scopes[name]
@scopes[name] = scope
emitter: (name, scope) ->
if scope
scope = @._create(name, scope)
else if @scopes[name]
scope = @scopes[name]
else
throw new Error("scopeEvent: \"" + name + "\" scope doesn't exist'")
return scope._tgEmitter
angular.module("taigaCommon").service("tgScopeEvent", ScopeEvent)