feat: implement generic get_app_config_dirs helper to dynamically discover and sync themes for all Flatpak applications

quickshell/services/python/theme_sync.py

@@ -1,6 +1,55 @@
 #!/usr/bin/env python3
 import os, sys, argparse, re
 
+def get_app_config_dirs(app_names):
+    """
+    Dynamically discover all config and data directories for any native or Flatpak application.
+    Checks ~/.config/, ~/.local/share/, ~/.var/app/* (Flatpak sandboxes), and system paths.
+    """
+    if isinstance(app_names, str):
+        app_names = [app_names]
+
+    dirs = set()
+    home = os.path.expanduser('~')
+
+    for name in app_names:
+        c1 = os.path.join(home, '.config', name)
+        c2 = os.path.join(home, '.local', 'share', name)
+        if os.path.exists(c1):
+            dirs.add(c1)
+        if os.path.exists(c2):
+            dirs.add(c2)
+
+    var_app = os.path.join(home, '.var', 'app')
+    if os.path.exists(var_app):
+        try:
+            for entry in os.scandir(var_app):
+                if not entry.is_dir():
+                    continue
+                sub_locations = [
+                    os.path.join(entry.path, 'config'),
+                    os.path.join(entry.path, 'data'),
+                    os.path.join(entry.path, '.config'),
+                    os.path.join(entry.path, '.local', 'share')
+                ]
+                for sub_loc in sub_locations:
+                    if not os.path.exists(sub_loc):
+                        continue
+                    for name in app_names:
+                        target = os.path.join(sub_loc, name)
+                        if os.path.exists(target):
+                            dirs.add(target)
+                        try:
+                            for item in os.scandir(sub_loc):
+                                if any(n.lower() in item.name.lower() for n in app_names):
+                                    dirs.add(item.path)
+                        except Exception:
+                            pass
+        except Exception:
+            pass
+
+    return list(dirs)
+
 def sync_gtk(bg, surface, current_line, fg, accent, is_dark):
     css_content = f"""/* Auto-generated by Quickshell Theme Engine */
 @define-color window_bg_color {bg};
@@ -705,12 +754,15 @@ def sync_feishin(bg, surface, current_line, fg, accent, sub_accent, is_dark, var
     import json, glob
     active_slug = slugify(variant_name)
 
-    feishin_dirs = [
+    feishin_dirs = get_app_config_dirs(['feishin', 'Feishin'])
+    for fb in [
         os.path.expanduser('~/.config/feishin'),
         os.path.expanduser('~/.var/app/io.github.jeffvli.feishin/config/feishin'),
         os.path.expanduser('~/.var/app/org.jeffvli.feishin/config/feishin'),
         os.path.expanduser('~/.var/app/feishin/config/feishin')
-    ]
+    ]:
+        if fb not in feishin_dirs:
+            feishin_dirs.append(fb)
 
     for base_dir in feishin_dirs:
         try:
@@ -733,15 +785,29 @@ def sync_feishin(bg, surface, current_line, fg, accent, sub_accent, is_dark, var
                 v_slug = slugify(v["name"])
                 v_json = make_feishin_json(v["bg"], v["surface"], v["currentLine"], v["fg"], v["accent"], v["isDark"], v["name"], v_slug)
                 v_path = os.path.join(themes_dir, f"{v_slug}.json")
-                with open(v_path, 'w') as f:
+                with open(v_path, 'w', encoding='utf-8') as f:
                     json.dump(v_json, f, indent=2)
 
-            # 3. Write active variant JSON with runtime parameters
+            # 3. Write active variant JSON with runtime parameters + quickshell.json
             active_json = make_feishin_json(bg, surface, current_line, fg, accent, is_dark, variant_name, active_slug)
             active_path = os.path.join(themes_dir, f"{active_slug}.json")
-            with open(active_path, 'w') as f:
+            with open(active_path, 'w', encoding='utf-8') as f:
                 json.dump(active_json, f, indent=2)
 
+            with open(os.path.join(themes_dir, "quickshell.json"), 'w', encoding='utf-8') as f:
+                json.dump(active_json, f, indent=2)
+
+            # 4. Auto-update preferences.json in Feishin config directory if present
+            pref_file = os.path.join(base_dir, 'preferences.json')
+            if os.path.exists(pref_file):
+                try:
+                    with open(pref_file, 'r', encoding='utf-8') as f:
+                        pref_data = json.load(f)
+                    pref_data["theme"] = active_slug
+                    with open(pref_file, 'w', encoding='utf-8') as f:
+                        json.dump(pref_data, f, indent=2)
+                except Exception:
+                    pass
         except Exception:
             pass