feat: custom themes initial

bot/app/web/admin_api_impl/common.py

@@ -270,6 +270,10 @@ def _write_tariffs_config_file(path: Path, config: TariffsConfig) -> None:
         path.write_text(payload, encoding="utf-8")
 
 
+def _webapp_themes_catalog_payload(config: Any) -> Dict[str, Any]:
+    return config.model_dump(mode="json", exclude_none=True)
+
+
 def _panel_node_uuid_key(node: Dict[str, Any]) -> str:
     uid = node.get("nodeUuid") or node.get("node_uuid") or node.get("uuid") or node.get("id")
     return str(uid).strip().lower() if uid else ""

bot/app/web/admin_api_impl/routes.py

@@ -54,4 +54,6 @@ def setup_admin_routes(app: web.Application) -> None:
 
     router.add_get("/api/admin/tariffs", admin_tariffs_get_route)
     router.add_put("/api/admin/tariffs", admin_tariffs_save_route)
+    router.add_get("/api/admin/themes", admin_themes_get_route)
+    router.add_put("/api/admin/themes", admin_themes_save_route)
     router.add_get("/api/admin/panel/internal-squads", admin_panel_internal_squads_route)

bot/app/web/admin_api_impl/themes.py

@@ -0,0 +1,63 @@
+# ruff: noqa: F401,F403,F405,I001
+from ._runtime import *  # noqa: F403,F405
+
+from config.webapp_themes_config import (
+    WebappThemesConfig,
+    ensure_webapp_core_themes,
+    resolved_webapp_themes_catalog,
+    write_webapp_theme_dir,
+)
+
+
+async def admin_themes_get_route(request: web.Request) -> web.Response:
+    _require_admin_user_id(request)
+    settings: Settings = request.app["settings"]
+    primary = settings.WEBAPP_PRIMARY_COLOR or "#00fe7a"
+    catalog = resolved_webapp_themes_catalog(
+        primary_accent=primary,
+        env_default_theme=settings.WEBAPP_DEFAULT_THEME,
+        theme_dir=settings.WEBAPP_THEMES_DIR,
+    )
+
+    return _ok(
+        {
+            "exists": Path(settings.WEBAPP_THEMES_DIR).expanduser().exists(),
+            "themes_dir": str(Path(settings.WEBAPP_THEMES_DIR).expanduser()),
+            "catalog": _webapp_themes_catalog_payload(catalog),
+        }
+    )
+
+
+async def admin_themes_save_route(request: web.Request) -> web.Response:
+    _require_admin_user_id(request)
+    settings: Settings = request.app["settings"]
+    payload = await _read_json(request)
+    catalog = payload.get("catalog") if "catalog" in payload else payload
+    if not isinstance(catalog, dict):
+        return _error(400, "invalid_payload", "catalog must be an object")
+
+    try:
+        config = WebappThemesConfig.model_validate(catalog)
+    except (ValidationError, ValueError) as exc:
+        return _error(400, "invalid_webapp_themes_config", str(exc))
+
+    config, _changed = ensure_webapp_core_themes(config, settings.WEBAPP_PRIMARY_COLOR or "#00fe7a")
+
+    try:
+        write_webapp_theme_dir(settings.WEBAPP_THEMES_DIR, config, delete_missing=True)
+    except OSError as exc:
+        logger.exception("Failed to write webapp themes to %s", settings.WEBAPP_THEMES_DIR)
+        return _error(500, "write_failed", str(exc))
+
+    cache = request.app.get("webapp_settings_cache")
+    if isinstance(cache, dict):
+        cache["ts"] = 0.0
+        cache["data"] = {}
+
+    return _ok(
+        {
+            "exists": True,
+            "themes_dir": str(Path(settings.WEBAPP_THEMES_DIR).expanduser()),
+            "catalog": _webapp_themes_catalog_payload(config),
+        }
+    )