add hotkeys J/K to move between unread feeds

classes/rpc.php

@@ -564,7 +564,9 @@ class RPC extends Handler_Protected {
 		$hotkeys = array(
 			__("Navigation") => array(
 				"next_feed" => __("Open next feed"),
+				"next_unread_feed" => __("Open next unread feed"),
 				"prev_feed" => __("Open previous feed"),
+				"prev_unread_feed" => __("Open previous unread feed"),
 				"next_article_or_scroll" => __("Open next article (in combined mode, scroll down)"),
 				"prev_article_or_scroll" => __("Open previous article (in combined mode, scroll up)"),
 				"next_headlines_page" => __("Scroll headlines by one page down"),
@@ -643,7 +645,9 @@ class RPC extends Handler_Protected {
 	static function get_hotkeys_map() {
 		$hotkeys = array(
 			"k" => "next_feed",
+			"K" => "next_unread_feed",
 			"j" => "prev_feed",
+			"J" => "prev_unread_feed",
 			"n" => "next_article_noscroll",
 			"p" => "prev_article_noscroll",
 			"N" => "article_page_down",

js/App.js

@@ -944,6 +944,13 @@ const App = {
 				if (feed !== false)
 					Feeds.open({feed: feed, is_cat: is_cat, delayed: true})
          };
+         this.hotkey_actions["next_unread_feed"] = () => {
+            const [feed, is_cat] = Feeds.getNextFeed(
+               Feeds.getActive(), Feeds.activeIsCat(), true);
+
+				if (feed !== false)
+					Feeds.open({feed: feed, is_cat: is_cat, delayed: true})
+         };
          this.hotkey_actions["prev_feed"] = () => {
             const [feed, is_cat] = Feeds.getPreviousFeed(
                Feeds.getActive(), Feeds.activeIsCat());
@@ -951,6 +958,13 @@ const App = {
 				if (feed !== false)
 					Feeds.open({feed: feed, is_cat: is_cat, delayed: true})
          };
+         this.hotkey_actions["prev_unread_feed"] = () => {
+            const [feed, is_cat] = Feeds.getPreviousFeed(
+               Feeds.getActive(), Feeds.activeIsCat(), true);
+
+				if (feed !== false)
+					Feeds.open({feed: feed, is_cat: is_cat, delayed: true})
+         };
          this.hotkey_actions["next_article_or_scroll"] = (event) => {
             if (this.isCombinedMode())
                Headlines.scroll(Headlines.line_scroll_offset, event);

js/FeedTree.js

@@ -434,14 +434,15 @@ define(["dojo/_base/declare", "dojo/dom-construct", "dojo/_base/array", "dojo/co
 
 			return [false, false];
 		},
-		_prevTreeItemFromIndex: function (start) {
+		_prevTreeItemFromIndex: function (start, unread_only) {
 			const items = this.model.store._arrayOfAllItems;
 
 			for (let i = start-1; i > 0; i--) {
 				const id = String(items[i].id);
 				const box = this._itemNodesMap[id];
+				const unread = parseInt(items[i].unread);
 
-				if (box) {
+				if (box && (!unread_only || unread > 0)) {
 					const row = box[0].rowNode;
 					const cat = box[0].rowNode.parentNode.parentNode;
 
@@ -451,7 +452,7 @@ define(["dojo/_base/declare", "dojo/dom-construct", "dojo/_base/array", "dojo/co
 				}
 			}
 		},
-		getPreviousFeed: function (feed, is_cat) {
+		getPreviousFeed: function (feed, is_cat, unread_only = false) {
 			let treeItem;
 
 			if (is_cat) {
@@ -464,11 +465,11 @@ define(["dojo/_base/declare", "dojo/dom-construct", "dojo/_base/array", "dojo/co
 			const start = items.indexOf(treeItem);
 
 			if (start != -1) {
-				let item = this._prevTreeItemFromIndex(start);
+				let item = this._prevTreeItemFromIndex(start, unread_only);
 
 				// wrap from the bottom
 				if (!item) {
-					item = this._prevTreeItemFromIndex(items.length);
+					item = this._prevTreeItemFromIndex(items.length, unread_only);
 				}
 
 				if (item)

js/Feeds.js

@@ -583,17 +583,17 @@ const	Feeds = {
 
 		return false;
 	},
-	getNextFeed: function(feed, is_cat) {
+	getNextFeed: function(feed, is_cat, unread_only = false) {
 		const tree = dijit.byId("feedTree");
 
-		if (tree) return tree.getNextFeed(feed, is_cat, false);
+		if (tree) return tree.getNextFeed(feed, is_cat, unread_only);
 
 		return [false, false];
 	},
-	getPreviousFeed: function(feed, is_cat) {
+	getPreviousFeed: function(feed, is_cat, unread_only = false) {
 		const tree = dijit.byId("feedTree");
 
-		if (tree) return tree.getPreviousFeed(feed, is_cat);
+		if (tree) return tree.getPreviousFeed(feed, is_cat, unread_only);
 
 		return [false, false];
 	},

plugins/hotkeys_swap_jk/init.php

@@ -18,7 +18,9 @@ class Hotkeys_Swap_JK extends Plugin {
 	function hook_hotkey_map($hotkeys) {
 
 		$hotkeys["j"] = "next_feed";
+		$hotkeys["J"] = "next_unread_feed";
 		$hotkeys["k"] = "prev_feed";
+		$hotkeys["K"] = "prev_unread_feed";
 
 		return $hotkeys;
 	}