server/src/main/webapp/js/corenkan.js
changeset 45 37c9a17c3284
child 46 7e132e2a48ca
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/server/src/main/webapp/js/corenkan.js	Tue Nov 06 13:23:19 2012 +0100
@@ -0,0 +1,116 @@
+define([
+    "dojo",
+    "coweb/main",
+], function(dojo, coweb) {
+
+    var CoRenkanApp = function() {
+    };
+
+    var proto = CoRenkanApp.prototype;
+
+    proto.init = function() {
+    	console.log("ready callback");
+    	
+    	//this.initCollab();
+    	
+    	var sess = coweb.initSession();
+    	sess.onStatusChange = function(status) {
+    	    console.log(status);
+    	};
+    	sess.prepare();
+    	this.project = null;
+                
+    };
+    
+    proto.initCollab = function(id) {    	
+    	this.collab = coweb.initCollab({id : id});
+    	this.collab.subscribeSync("project", this, "onRemoteProjectChange");    	
+    };
+    
+    function prepareValues(obj,c) {
+		values = {};
+		for(var fieldname in c.changes) {
+			if(c.changes[fieldname]) {
+				values[fieldname] = obj.get(fieldname);
+			}    			
+		}
+		return values;
+    }
+    
+    proto.setProject = function(project) {
+    	
+    	var projectFields = ["title", "description", "uri"];
+    	var that = this;
+    	for(var fieldIndex in projectFields) {
+    		(function(fi){
+	    		var field = projectFields[fi];
+	        	project.bind("change:"+field, function(obj, c) {
+	        		console.log(c);
+	        		values = {
+	        		    id: obj.id,
+	        		    type: "project"
+	        		};
+	        		values[field] = c;
+	        		that.collab.sendSync("project", values);
+	        	});
+    		})(fieldIndex);
+    	}
+    	this.project = project;
+    	this.initCollab(project.id);
+    };
+    
+    
+    /**
+     * Called when a remote data store changes in some manner. Dispatches to
+     * local methods for insert, update, delete handling.
+     * TODO: manage project list change on server
+     * @param args Cooperative web event
+     */
+    proto.onRemoteProjectChange = function(args) {    	
+    	console.log(args);
+    	if (args.type === "update") {
+            this.onRemoteProjectUpdate(args.value, args.position);
+    	}
+        /*if (args.type === "insert") {
+            this.onRemoteInsert(value, args.position);
+        } else if (args.type === "update") {
+            this.onRemoteUpdate(value, args.position);
+        } else if (args.type === "delete") {
+            this.onRemoteDelete(args.position);
+        }*/
+    };
+    
+    /**
+     * Called when a project attribute changes value in a remote data store.
+     * Updates the attribute value of the item with the same id in the local
+     * data store.
+     *
+     * @param value Item data sent by remote data store
+     * @param position Which item to update.
+     */
+    proto.onRemoteProjectUpdate = function(values, position) {
+    	var project_id = values['id'];
+    	if(typeof(project_id) === "undefined") {
+    		return;
+		}
+    	
+    	if(this.project != null && project_id == this.project.id) {
+    		for(var fieldname in values) {
+    			if(fieldname != "id" && fieldname != "type") {
+    				this.project.set(fieldname, values[fieldname]);
+    			}
+    		}
+    	}
+    	
+    };
+        
+    var app = new CoRenkanApp();
+    dojo.ready(function() {
+        app.init();
+    });
+    
+    
+    return {
+    	app: app
+    };
+});
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