gistfile1.js

// ==========================================================================
// Project:   DarkHorse - The PC Browser targeted face of the Matygo Web App
// Copyright: ©2010 Matygo Educational Incorporated
// ==========================================================================
/*globals DarkHorse */

/** @class

  (Document your Model here)

  @extends SC.Record
  @version 0.1
*/
sc_require('models/comment');
DarkHorse.FeedItem = SC.Record.extend(
/** @scope DarkHorse.FeedItem.prototype */ {

	sourceName: SC.Record.attr(String),
	sourceType: SC.Record.attr(String),
	sourceGuid: SC.Record.attr(String),
	
	source: function(){
		var sourceModel =  null;
		var retval = null;
		
		switch(this.get('sourceType')){
			case 'Course': sourceModel = DarkHorse.Course; break;
		}
		if(sourceModel){
			retval = DarkHorse.store.find(sourceModel,this.get('sourceGuid'));
		}
		return retval;
	}.property(),
	
	// slug line
	subject: SC.Record.attr(String),
	
	// content
	content: SC.Record.attr(String),

	publishedOn: SC.Record.attr(SC.DateTime),

	exampleView: function(){
		var retval =  DarkHorse.SchoolFeedItem;
		switch(this.get('sourceType')){
			case 'School': retval = DarkHorse.SchoolFeedItem; break;
			case 'Course': retval = DarkHorse.CourseFeedItem; break;
			case 'Person': retval = DarkHorse.PersonFeedItem; break;
			case 'Matygo': retval = DarkHorse.MatygoFeedItem; break;
		}
		return retval;
	}.property(),
	
	icon:function(){
		var retval =  static_url('resources/images/icons/matygo-icon-64.png');
		switch(this.get('sourceType')){
			case 'School': retval = static_url('resources/images/icons/school-icon-64.png'); break;
			case 'Course': retval = static_url('resources/images/icons/course-icon-64.png'); break;
			case 'Person': retval = static_url('resources/images/icons/person-icon-64.png'); break;
		}
		return retval;
	}.property(),
	
	showSourceText: function() {
		return "goto " + this.get('sourceType').toLowerCase();
	}.property(),
	
	
	sourceLine: function(){
		return this.get('sourceName') + " : " + this.get('publishedOn').toFormattedString("%a - %b %d, %i:%M");
	}.property(),
	
	// --------------------------------------------------------
	// Relationships
	//

	comments: SC.Record.toMany("DarkHorse.Comment",{
		inverse: "feedItem",
		isMaster: YES
	}),
	
	findComments: function(){
		DarkHorse.store.find(this.get('commentsQuery'));
	},
	
	commentsQuery: function(){
		return SC.Query.create({
			isCommentsQuery: YES, // quack like a duck
			recordType: DarkHorse.Comment,
			conditions: 'feedItem = {feedItem}',
			parameteres: {feedItem:this}
		});
	}.property().cacheable(),

	commentsUserQuery: function(){
		return SC.Query.create({
			isCommentsUserQuery: YES, // quack like a duck
			recordType: DarkHorse.User,
			parameteres: {feedItem:this}
		});
	}.property().cacheable()
	
}) ;