clan-app: Add plug and play middleware interface

pkgs/clan-app/clan_app/app.py

@@ -1,13 +1,9 @@
 import logging
-
-from clan_cli.profiler import profile
-
-log = logging.getLogger(__name__)
 import os
 from dataclasses import dataclass
 from pathlib import Path
 
-import clan_lib.machines.actions  # noqa: F401
+from clan_cli.profiler import profile
 from clan_lib.api import API, load_in_all_api_functions, tasks
 from clan_lib.custom_logger import setup_logging
 from clan_lib.dirs import user_data_dir
@@ -15,8 +11,15 @@ from clan_lib.log_manager import LogGroupConfig, LogManager
 from clan_lib.log_manager import api as log_manager_api
 
 from clan_app.api.file_gtk import open_file
+from clan_app.deps.webview.middleware import (
+    ArgumentParsingMiddleware,
+    LoggingMiddleware,
+    MethodExecutionMiddleware,
+)
 from clan_app.deps.webview.webview import Size, SizeHint, Webview
 
+log = logging.getLogger(__name__)
+
 
 @dataclass
 class ClanAppOptions:
@@ -39,9 +42,6 @@ def app_run(app_opts: ClanAppOptions) -> int:
         site_index: Path = Path(os.getenv("WEBUI_PATH", ".")).resolve() / "index.html"
         content_uri = f"file://{site_index}"
 
-    webview = Webview(debug=app_opts.debug)
-    webview.title = "Clan App"
-
     # Add a log group ["clans", <dynamic_name>, "machines", <dynamic_name>]
     log_manager = LogManager(base_dir=user_data_dir() / "clan-app" / "logs")
     clan_log_group = LogGroupConfig("clans", "Clans").add_child(
@@ -51,15 +51,23 @@ def app_run(app_opts: ClanAppOptions) -> int:
     # Init LogManager global in log_manager_api module
     log_manager_api.LOG_MANAGER_INSTANCE = log_manager
 
+    # Populate the API global with all functions
+    load_in_all_api_functions()
+    API.overwrite_fn(open_file)
+
+    webview = Webview(
+        debug=app_opts.debug, title="Clan App", size=Size(1280, 1024, SizeHint.NONE)
+    )
+
+    # Add middleware to the webview
+    webview.add_middleware(ArgumentParsingMiddleware(api=API))
+    webview.add_middleware(LoggingMiddleware(log_manager=log_manager))
+    webview.add_middleware(MethodExecutionMiddleware(api=API))
+
     # Init BAKEND_THREADS global in tasks module
     tasks.BAKEND_THREADS = webview.threads
 
-    # Populate the API global with all functions
-    load_in_all_api_functions()
-
-    API.overwrite_fn(open_file)
-    webview.bind_jsonschema_api(API, log_manager=log_manager_api.LOG_MANAGER_INSTANCE)
-    webview.size = Size(1280, 1024, SizeHint.NONE)
+    webview.bind_jsonschema_api(API, log_manager=log_manager)
     webview.navigate(content_uri)
     webview.run()
     return 0