From e83700d23b362a82a45a0c4d1e2b256ea9dda77f Mon Sep 17 00:00:00 2001
From: Jakob Meier <comcloudway@ccw.icu>
Date: Tue, 20 Feb 2024 10:42:37 +0100
Subject: [PATCH] Made server feed loading asyncronous

---
 melon/browse/server.py | 52 ++++++++++++++++++++++++++++++------------
 1 file changed, 38 insertions(+), 14 deletions(-)

diff --git a/melon/browse/server.py b/melon/browse/server.py
index e98811f..603ecaa 100644
--- a/melon/browse/server.py
+++ b/melon/browse/server.py
@@ -3,6 +3,7 @@ import gi
 gi.require_version('Gtk', '4.0')
 gi.require_version('Adw', '1')
 from gi.repository import Gtk, Adw, Gio, Gdk, GLib
+import threading
 
 from melon.servers.utils import get_servers_list, get_server_instance
 from melon.servers import SearchMode
@@ -106,26 +107,49 @@ class Search(ViewStackPage):
         self.inner.append(self.results)
 
 class Feed(ViewStackPage):
-    def __init__(self, plugin, feed):
-        super().__init__(feed.id, feed.name, feed.icon)
-        self.instance = plugin
-        results = self.instance.get_public_feed_content(feed.id)
+    def update(self):
+        # show spinner
+        spinner = Gtk.Spinner()
+        spinner.set_size_request(50, 50)
+        spinner.start()
+        cb = Gtk.CenterBox()
+        cb.set_center_widget(spinner)
+        self.inner.set_child(cb)
+        # long task
+        results = self.instance.get_public_feed_content(self.feed.id)
+        # display results
         if len(results) == 0:
             # show empty feed page
-            self.widget = Adw.StatusPage()
-            self.widget.set_title("*crickets chirping*")
-            self.widget.set_description("This feed is empty")
-            self.widget.set_icon_name("weather-few-clouds-night-symbolic")
+            status = Adw.StatusPage()
+            status.set_title("*crickets chirping*")
+            status.set_description("This feed is empty")
+            status.set_icon_name("weather-few-clouds-night-symbolic")
+            self.inner.set_child(status)
         else:
             # render results
-            self.widget = Adw.Clamp()
-            self.scroll = Gtk.ScrolledWindow()
-            self.widget.set_child(self.scroll)
-            self.scrollable = Adw.PreferencesGroup()
-            self.scroll.set_child(self.scrollable)
+            scrollable = Adw.PreferencesGroup()
+            self.inner.set_child(scrollable)
             app_settings = get_app_settings()
             for item in results:
-                self.scrollable.add(AdaptiveFeedItem(item, app_settings["show_images_in_browse"]))
+                scrollable.add(AdaptiveFeedItem(item, app_settings["show_images_in_browse"]))
+
+    thread = None
+    def do_update(self):
+        if not self.thread is None:
+            # wait for old thread to finish
+            self.thread.join()
+        self.thread = threading.Thread(target=self.update)
+        self.thread.daemon = True
+        self.thread.start()
+
+    def __init__(self, plugin, feed):
+        super().__init__(feed.id, feed.name, feed.icon)
+        self.instance = plugin
+        self.feed = feed
+        self.widget = Adw.Clamp()
+        self.inner = Gtk.ScrolledWindow()
+        self.widget.set_child(self.inner)
+        self.do_update()
 
 class BrowseServerScreen(Adw.NavigationPage):
     def on_open_in_browser(self, arg):
-- 
2.38.5