fixed delete map bug. made it so that if the user hasn't saved a layout to a map, it continues to render as forcedirected

app/assets/javascripts/Jit/Map/metamapMAP.js

@@ -320,18 +320,6 @@ function initMAP(){
   });
 
 	$(document).ready(function() {
-		var coor = "";
-		$("#saveLayout").click(function(event) {
-		  event.preventDefault();
-		  coor = "";
-		  map.graph.eachNode(function(n) {
-			coor = coor + n.data.$mappingid + '/' + n.pos.x + '/' + n.pos.y + ',';
-		  });
-		  coor = coor.slice(0, -1);
-		  $('#map_coordinates').val(coor);
-		  $('#saveMapLayout').submit();
-		});
-		
         map.animate({
         modes: ['linear'],
         transition: $jit.Trans.Quad.easeInOut,

app/assets/javascripts/application.js

@@ -219,6 +219,26 @@
 			}
 		}
 	});
+	
+	// this is to save the layout of maps
+	var coor = "";
+	$("#saveLayout").click(function(event) {
+	  event.preventDefault();
+	  coor = "";
+	  if (map != null) {
+		  map.graph.eachNode(function(n) {
+			coor = coor + n.data.$mappingid + '/' + n.pos.x + '/' + n.pos.y + ',';
+		  });
+	  }
+	  else if (fd != null) {
+		  fd.graph.eachNode(function(n) {
+			coor = coor + n.data.$mappingid + '/' + n.pos.x + '/' + n.pos.y + ',';
+		  });
+	  }
+	  coor = coor.slice(0, -1);
+	  $('#map_coordinates').val(coor);
+	  $('#saveMapLayout').submit();
+	});
 });
  
  

app/controllers/maps_controller.rb

@@ -47,7 +47,7 @@ class MapsController < ApplicationController
     @user = current_user
 	@map = Map.create(params[:map])
     @map.user = @user    
-	
+	@map.arranged = false
 	@map.save   
     
     respond_to do |format|
@@ -110,6 +110,8 @@ class MapsController < ApplicationController
 			@mapping.yloc = item[2]
 			@mapping.save
 		end
+		@map.arranged = true
+		@map.save
 	end	
   end
   
@@ -127,7 +129,8 @@ class MapsController < ApplicationController
 	
 	@map.delete
 	
-	respond_with(location: user_maps_path(@user)) do |format|
+	respond_to do |format|
+      format.js
     end
   end
   

app/views/items/create.js.erb

@@ -6,13 +6,18 @@ map2 = document.getElementById('container');
 
 if (map2 != null) {
 	    var newnode = <%= @item.self_as_json.html_safe %>;
-		console.log(newnode);
+		
 		
 		if (fd != null) {
 			fd.graph.addNode(newnode);
 			var temp = fd.graph.getNode('<%= @item.id %>');
 			temp.setData('dim', 1, 'start');
 			temp.setData('dim', 40, 'end');
+			<% unless (@mapping.nil?) %>
+				temp.setData('xloc',0);
+				temp.setData('yloc',0);
+				temp.setData('mappingid', '<%= @mapping.id %>');
+			<% end %>
 			temp.setPos(new $jit.Complex(0, 0), 'current');
 			temp.setPos(new $jit.Complex(0, 0), 'start');
 			temp.setPos(new $jit.Complex(0, 0), 'end');
@@ -36,7 +41,7 @@ if (map2 != null) {
 				duration: 400  
 			  });
 		 }
-		 if (map != null) {
+		 else if (map != null) {
 			map.graph.addNode(newnode);
 			var temp = map.graph.getNode('<%= @item.id %>');
 			temp.setData('dim', 1, 'start');
@@ -57,7 +62,8 @@ if (map2 != null) {
 			json = newnode;
 			initFD();
 		 }
-		 // add the new node to the synapse select list
+		 console.log(temp);
+		 // add the new node to the synapse select lists
 		 $("#node1_id").prepend("<option value='<%= @item.id %>'><%= @item.name %></option>");
 		 $("#node2_id").prepend("<option value='<%= @item.id %>'><%= @item.name %></option>");
 

app/views/maps/destroy.js.erb

@@ -1 +1 @@
-$('#<%= dom_id(@item) %>').fadeOut('slow');
+$('#<%= dom_id(@map) %>').fadeOut('slow');

app/views/maps/show.html.erb

@@ -34,7 +34,11 @@
 	json = <%= @mapjson %>;
 	if (json.length > 0) {
 		$(document).ready(function() {
-			initMAP();
+			<% if (@map.arranged) %>
+				initMAP();
+			<% else %>
+				initFD();
+			<% end %>
 		});
 	}
 </script>

db/migrate/20121023231434_create_maps.rb

@@ -2,6 +2,7 @@ class CreateMaps < ActiveRecord::Migration
   def change
     create_table :maps do |t|
       t.text :name
+	  t.boolean :arranged
       t.text :desc
 	  t.text :permission
 	  t.integer :user_id

db/migrate/20121203225613_add_arranged_to_map.rb

@@ -0,0 +1,6 @@
+class AddArrangedToMap < ActiveRecord::Migration
+  def change
+	add_column :maps, :arranged, :boolean
+	Map.update_all ["arranged = ?", false]
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20121026000731) do
+ActiveRecord::Schema.define(:version => 20121203225613) do
 
   create_table "item_categories", :force => true do |t|
     t.text     "name"
@@ -50,6 +50,7 @@ ActiveRecord::Schema.define(:version => 20121026000731) do
     t.integer  "user_id"
     t.datetime "created_at", :null => false
     t.datetime "updated_at", :null => false
+    t.boolean  "arranged"
   end
 
   create_table "synapses", :force => true do |t|