81 lines
2.0 KiB
JavaScript
81 lines
2.0 KiB
JavaScript
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/**
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* A collection representing a set of users in a group.
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*/
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cdb.admin.GroupUsers = Backbone.Collection.extend({
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model: cdb.admin.User,
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initialize: function(models, opts) {
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if (!opts.group) throw new Error('group is required');
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this.group = opts.group;
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},
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url: function() {
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return this.group.url.apply(this.group, arguments) + '/users';
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},
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parse: function(response) {
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this.total_entries = response.total_entries;
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this.total_user_entries = response.total_user_entries;
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return response.users;
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},
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/**
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* Batch add users
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* @param {Array} userIds
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* @return {Object} a deferred jqXHR object
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*/
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addInBatch: function(userIds) {
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return this._batchAsyncProcessUsers('POST', userIds);
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},
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removeInBatch: function(userIds) {
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var self = this;
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return this._batchAsyncProcessUsers('DELETE', userIds)
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.done(function() {
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_.each(userIds, self.remove.bind(self));
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});
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},
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_batchAsyncProcessUsers: function(method, ids) {
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var self = this;
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// postpone relving promise since the fetch is requries for collection to have accurate state
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var deferred = $.Deferred();
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$.ajax({
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type: method,
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url: cdb.config.prefixUrl() + this.url(),
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data: {
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users: ids
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},
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success: function() {
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var args = arguments;
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// because add/remove don't return any data, so need to fetch to get accurate state
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self.fetch({
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success: function() {
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deferred.resolve.apply(deferred, args);
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},
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error: function() {
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// could not update state, but resolve anyway since batch operation worked
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// might have inconsistent state though
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deferred.resolve.apply(deferred, args);
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}
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})
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},
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error: function() {
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deferred.reject.apply(deferred, arguments);
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}
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});
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return deferred;
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},
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// @return {Number, undefined} may be undefined until a first fetch is done
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totalCount: function() {
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return this.total_user_entries;
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}
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});
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