Stats on cover, refresh cover action, refresh spinner

gpodder-ui-qml

@@ -1 +1 @@
-Subproject commit 0ff355737c911e24fcf0404d083fa1c69f6b4a57
+Subproject commit ccd4a4dc17eba1effc40e3be449414f99c8a6d59

qml/CoverContainer.qml

@@ -56,5 +56,14 @@ CoverBackground {
             iconSource: 'image://theme/icon-cover-play'
             onTriggered: player.play();
         }
+
+        CoverAction {
+            iconSource: 'image://theme/icon-cover-refresh'
+            onTriggered: {
+                if (!py.refreshing) {
+                    py.call('main.check_for_episodes');
+                }
+            }
+        }
     }
 }

qml/PodcastsCover.qml

@@ -21,8 +21,47 @@
 import QtQuick 2.0
 import Sailfish.Silica 1.0
 
+import 'common/util.js' as Util
 
 CoverPlaceholder {
+    id: podcastsCover
+
     icon.source: '/usr/share/icons/hicolor/86x86/apps/harbour-org.gpodder.sailfish.png'
-    text: 'gPodder\n' + podcastListModel.count + ' podcasts'
+    property string _info_text: 'gPodder'
+    text: refreshingIndicator.visible ? '' : _info_text
+
+    function update_stats() {
+        py.call('main.get_stats', [], function (result) {
+            podcastsCover._info_text = Util.format(
+                '{podcasts} podcasts\n' +
+                '{episodes} episodes\n' +
+                '{newEpisodes} new episodes\n' +
+                '{downloaded} downloaded',
+                result);
+        });
+    }
+
+    Connections {
+        target: py
+        onUpdateStats: podcastsCover.update_stats();
+        onReadyChanged: {
+            if (py.ready) {
+                podcastsCover.update_stats();
+            }
+        }
+    }
+
+    BusyIndicator {
+        id: refreshingIndicator
+        visible: running
+        running: py.refreshing
+        anchors.centerIn: parent
+
+        NumberAnimation on rotation {
+            from: 0; to: 360
+            duration: 2000
+            running: py.refreshing
+            loops: Animation.Infinite
+        }
+    }
 }