sort mostly done...

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

pwiki/page.js

@@ -563,6 +563,25 @@ object.Constructor('BasePage', {
 		this.metadata = 
 			{ order: await this.store.sort(this.path, ...cmp) }
 		return this },
+
+	// XXX EXPERIMENTAL -- move this to store???
+	//	.sortAs(<name>)
+	//	.sortAs([<path>, .. ])
+	sortAs: async function(order){
+		this.metadata = 
+			order instanceof Array ?
+				{ order }
+				: { order: (await this.metadata)['order_'+ order] }
+		return this },
+	// XXX EXPERIMENTAL -- move this to store???
+	//	.saveSortAs(<name>)
+	//	.saveSortAs(<name>, [<path>, .. ])
+	saveSortAs: async function(name, order=null){
+		order = order 
+			?? (await this.metadata).order
+		this.metadata = {['order_'+ name]: order}
+		return this },
+
 	reverse: async function(){
 		// not sorting single pages...
 		if(this.length <= 1){

pwiki/store/base.js

@@ -692,8 +692,7 @@ module.BaseStore = {
 	//*/
 	
 	// XXX EXPERIMENTAL...
-	// XXX should we handle undefined attr values???
+	// XXX add sort order saving???
-	// XXX BUG: chains still not working correctly...
 	sort: function(paths, ...by){
 		var that = this
 		paths = 
@@ -710,7 +709,14 @@ module.BaseStore = {
 			.map(function(p, i){
 				var d
 				var res = []
-				for(var cmp of by){
+				// NOTE: this is the first and only instance so far where 
+				// 		using let is simpler than doing this below:
+				// 			function(cmp){
+				//				return (d = d ?? that.get(p))
+				//					.then(function(data){
+				//						return data[cmp] }) }.bind(this, cmp)
+				//		..still not sure if this is worth the special case...
+				for(let cmp of by){
 					res.push(
 						(cmp == 'path' 
 								|| cmp == 'location') ? 

pwiki2.js

@@ -36,12 +36,6 @@
 * 		- 
 *
 *
-* XXX sort: define a generic sort path argument... DONE-ish
-* 		XXX sort chains still not totally correct...
-* 			This correctly shows Doc and WikiHome first
-* 				await pwiki.store.sort('*', 'tags')
-* 			This mixes them back up:
-* 				await pwiki.store.sort('*', 'tags', 'ctime')
 * XXX macros: else/default macro args essentially mean the same thing, should we
 * 		unify them to use the same name???
 * XXX parser: error handling: revise page quoting... 
@@ -74,7 +68,6 @@
 * 			...likely no...
 * 			...would depend on where we iterate pages and on whether 
 * 			we can/should reach that spot from within the parser...
-* XXX ASAP revise/update sort...
 * XXX ASAP: MetaStore: need to correctly integrate the following store 
 * 		methods:
 * 			.get(..)					-- DONE