Files
edx-platform/cms/static/js/views/checklists_view.js
David Baumgold c6c5e50d86 Hook up notification framework to default AJAX error callback
And delete `CMS.ServerError`
2013-05-22 15:55:49 -04:00

96 lines
3.2 KiB
JavaScript

if (!CMS.Views['Checklists']) CMS.Views.Checklists = {};
CMS.Views.Checklists = Backbone.View.extend({
// takes CMS.Models.Checklists as model
events : {
'click .course-checklist .checklist-title' : "toggleChecklist",
'click .course-checklist .task input' : "toggleTask",
'click a[rel="external"]' : window.cmsLinkNewWindow
},
initialize : function() {
var self = this;
this.collection.fetch({
complete: function () {
window.templateLoader.loadRemoteTemplate("checklist",
"/static/client_templates/checklist.html",
function (raw_template) {
self.template = _.template(raw_template);
self.render();
}
);
},
reset: true
}
);
},
render: function() {
// catch potential outside call before template loaded
if (!this.template) return this;
this.$el.empty();
var self = this;
_.each(this.collection.models,
function(checklist, index) {
self.$el.append(self.renderTemplate(checklist, index));
});
return this;
},
renderTemplate: function (checklist, index) {
var checklistItems = checklist.attributes['items'];
var itemsChecked = 0;
_.each(checklistItems,
function(checklist) {
if (checklist['is_checked']) {
itemsChecked +=1;
}
});
var percentChecked = Math.round((itemsChecked/checklistItems.length)*100);
return this.template({
checklistIndex : index,
checklistShortDescription : checklist.attributes['short_description'],
items: checklistItems,
itemsChecked: itemsChecked,
percentChecked: percentChecked});
},
toggleChecklist : function(e) {
e.preventDefault();
$(e.target).closest('.course-checklist').toggleClass('is-collapsed');
},
toggleTask : function (e) {
var self = this;
var completed = 'is-completed';
var $checkbox = $(e.target);
var $task = $checkbox.closest('.task');
$task.toggleClass(completed);
var checklist_index = $checkbox.data('checklist');
var task_index = $checkbox.data('task');
var model = this.collection.at(checklist_index);
model.attributes.items[task_index].is_checked = $task.hasClass(completed);
model.save({},
{
success : function() {
var updatedTemplate = self.renderTemplate(model, checklist_index);
self.$el.find('#course-checklist'+checklist_index).first().replaceWith(updatedTemplate);
analytics.track('Toggled a Checklist Task', {
'course': course_location_analytics,
'task': model.attributes.items[task_index].short_description,
'state': model.attributes.items[task_index].is_checked
});
}
});
}
});