cleanup and more refactoring...

Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>

ui (gen4)/features/base.js

@@ -921,6 +921,20 @@ module.Base = core.ImageGridFeatures.Feature({
 		], 
 			function(_, target){ this.markChanged('images', [this.data.getImage(target)]) }],
 
+		['prepareIndexForWrite', 
+			function(res){
+				res.index.current = res.raw.data.current
+
+				// XXX .data
+				// XXX .images
+			}],
+		['prepareJSONForLoad',
+			function(res, json){
+				res.data.current = json.current || res.data.current
+
+				// XXX .data
+				// XXX .images
+			}],
 	],
 })
 

ui (gen4)/imagegrid/file.js

@@ -795,10 +795,6 @@ module.buildIndex = function(index, base_path){
 	// buildup the data object...
 	// NOTE: this is mostly to attach stuff that is stored in separate files...
 	
-	// .current...
-	d.current = index.current || d.current
-
-
 	// images...
 	// XXX there seems to be a problem with updated images...
 	// 		- in the test set not all rotated manually images are loaded rotated...
@@ -892,10 +888,7 @@ function(json, changes){
 		: changes == null ? true
 		: changes
 
-	// always save current...
-	var res = {
-		current: json.data.current,
-	}
+	var res = {}
 
 	// data...
 	if(changes === true || changes && changes.data){