Add Discord webhook refresh notifications

app.py

@@ -34,9 +34,9 @@ from app_support import (
     APP_NAME,
     CONFIG_PATH,
     DEFAULT_CONFIG,
-    LEGACY_THUMBNAIL_ROOT,
     MAX_JSON_BODY_BYTES,
     MODE_CHOICES,
+    send_discord_webhook_event,
     STATE_DB_PATH,
     THUMBNAIL_RETRY_SECONDS,
     THUMBNAIL_ROOT,
@@ -54,6 +54,7 @@ from app_support import (
     normalize_config,
     now_iso,
     sanitize_path_component,
+    thumbnail_file_path,
     write_json,
 )
 from http_handler import HandlerContext, build_handler_class, server_host, server_port
@@ -134,26 +135,6 @@ def thumbnail_retry_due(checked_at):
     return age.total_seconds() >= THUMBNAIL_RETRY_SECONDS
 
 
-def thumbnail_file_path(name):
-    filename = Path(str(name or "")).name
-    if not filename:
-        return None
-    project_path = THUMBNAIL_ROOT / filename
-    if project_path.exists():
-        return project_path
-    legacy_path = LEGACY_THUMBNAIL_ROOT / filename
-    if legacy_path.exists():
-        THUMBNAIL_ROOT.mkdir(parents=True, exist_ok=True)
-        try:
-            shutil.move(str(legacy_path), str(project_path))
-            debug_log("thumbnail.cache.migrated", from_path=legacy_path, to_path=project_path)
-            return project_path
-        except OSError as exc:
-            debug_log("thumbnail.cache.migrate_failed", from_path=legacy_path, to_path=project_path, error=exc)
-            return legacy_path
-    return project_path
-
-
 def cover_route(show_id):
     return f"/api/watchlist/thumb/{quote(str(show_id).strip(), safe='')}"
 
@@ -1347,6 +1328,8 @@ class WatchlistStore:
     def refresh(self, show_id, include_thumbnail=True):
         existing = self.get(show_id)
         normalized_show_id = existing["show_id"]
+        previous_sub_count = int(existing.get("sub_count") or 0)
+        previous_dub_count = int(existing.get("dub_count") or 0)
         now = now_iso()
         request_timeout = self._refresh_request_timeout()
         try:
@@ -1448,7 +1431,13 @@ class WatchlistStore:
                 self.ensure_thumbnail(normalized_show_id)
             except Exception:
                 pass
-        return self.get(normalized_show_id)
+        item = self.get(normalized_show_id)
+        item["previous_sub_count"] = previous_sub_count
+        item["previous_dub_count"] = previous_dub_count
+        item["sub_delta"] = max(0, int(item.get("sub_count") or 0) - previous_sub_count)
+        item["dub_delta"] = max(0, int(item.get("dub_count") or 0) - previous_dub_count)
+        item["had_new_episodes"] = bool(item["sub_delta"] or item["dub_delta"])
+        return item
 
     def refresh_all(self):
         refreshed = []
@@ -1842,6 +1831,14 @@ def save_runtime_config(config):
     return dict(CONFIG)
 
 
+def test_discord_webhook_config(config):
+    normalized = normalize_config(config)
+    if not normalized.get("discord_webhook_url"):
+        raise ValueError("Discord webhook URL is required for testing.")
+    send_discord_webhook_event(normalized, "test", force=True)
+    return {"message": "Discord webhook test notification sent."}
+
+
 def runtime_state():
     return {
         "config": CONFIG,
@@ -1981,6 +1978,7 @@ Handler = build_handler_class(
         runtime_state=runtime_state,
         save_runtime_config=save_runtime_config,
         search_anime=search_anime,
+        test_discord_webhook_config=test_discord_webhook_config,
         thumbnail_file_path=thumbnail_file_path,
         update_all_watchlist_statuses=update_all_watchlist_statuses,
         update_watchlist_category=update_watchlist_category,