working on the tag system...

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

ui (gen4)/features/tags.js

@@ -55,6 +55,105 @@ module.PersistentTags = core.ImageGridFeatures.Feature({
 //
 
 var TagUIActions = actions.Actions({
+	config: {
+		// XXX should this be a list or a tree (list of paths)????
+		// XXX support tag chains...
+		// 		...a chain is a means to combine tags like:
+		// 			vehicle/car + color/red can be represented as car:red
+		// 			this would mean that an image both has a 'car' and 'red'
+		// 			but also specifically states that it contains a 'red car'
+		// 		...need to think of a good way to implement this...
+		// 			...the obvious way is when tagging with 'car:red' to
+		// 			tag the image with: 'car', 'red' and 'car:red'
+		// 			Q: is 'car:red' the same as 'red:car'??
+		// 			...feels that it should be...
+		// XXX support tag paths as tags???
+		// 		...a tag can be part of several paths, we should be able 
+		// 		to use a specific one...
+		// 		...an example would be something like:
+		// 			species/man
+		// 			people/man
+		// 		Q: do we need this???
+		// 		Q: can this be implemented via chains???
+		// XXX should we have associative aliases???
+		// 		like: 
+		// 			'men' is 'many:man'
+		// 			'women' is 'many:woman'
+		// 			...
+		// XXX need a tree api to query the tag tree...
+		// 		.tagParents(tag)
+		// 		.tagChildren(tag)
+		// 		.tagOrpahns()
+		// 		 ...
+		// XXX should this be here or in .data???
+		// XXX do a whitepaper (RFC?) on this system when done...
+		'base-tags': [
+			'count',
+			'count/one',
+			'count/two',
+			'count/many',
+
+			'people',
+			'people/crowd',
+			'people/group',
+			'people/couple',
+			'people/man',
+			'people/woman',
+			'people/lady',
+			'people/girl',
+			'people/boy',
+			'people/child',
+
+			'name',
+
+			'role',
+			'role/photographer',
+			'role/artist',
+			'role/painter',
+
+			'color',
+			'color/red',
+			'color/green',
+			'color/blue',
+			'color/white',
+			'color/black',
+			'color/orange',
+			'color/yellow',
+			'color/gray',
+
+			// XXX should this be 'type' or something else???
+			'genre',
+			'genre/documentary',
+			'genre/landscape',
+			'genre/portrait',
+			'genre/wildlife',
+			'genre/macro',
+			'genre/abstract',
+			'genre/sport',
+
+			'activity',
+			'activity/sport',
+			'activity/sport/football',
+			'activity/sport/american-football',
+			'activity/sport/baseball',
+			'activity/sport/tennis',
+			// ...
+		],
+	},
+
+	// Tag cloud/list...
+	//
+	// XXX move this to the base tags feature...
+	get tags(){
+		return []
+			// XXX load this from a file...
+			.concat((this.config['base-tags'] || [])
+				// split tag paths...
+				.map(function(e){ return e.split(/[\\\/]/g) })
+				.flat()) 
+			.concat(Object.keys((this.data || {}).tags || {}))
+   			.unique() },
+
 	// XXX use global tag list... (???) 
 	// XXX make this reusable...
 	showTagCloud: ['Tag|Edit|Image/$Tags...',
@@ -94,7 +193,7 @@ var TagUIActions = actions.Actions({
 				// 			- partial	- some are tagged
 				// 			- off		- none are tagged
 				// XXX add key binding to delete a tag...
-				Object.keys(that.data.tags || {})
+				that.tags
 					.sort()
 					.map(function(tag){
 						return make(tag, {
@@ -155,6 +254,14 @@ var TagUIActions = actions.Actions({
 		widgets.makeUIDialog(function(){
 			// XXX
 		})],
+
+
+	// Tag tree...
+	//
+	get tagTree(){
+		// XXX
+	},
+
 })