0DMRMaster version 0.4

dmrtools/app.py

@@ -0,0 +1,54 @@
+import logging
+import time
+
+from abc import ABC, abstractmethod
+
+from .call import Call
+from .dmrproto import DMRPPacketData
+
+
+class AppException(Exception):
+    pass
+
+
+class IAppDispatcher(ABC):
+    """
+    Dispatcher interface for app
+    """
+    @abstractmethod
+    def inject_packet(self, p: DMRPPacketData) -> None:
+        pass
+
+
+class IAppCallInterceptor(ABC):
+    @abstractmethod
+    def process_call_packet(self, call: Call, p: DMRPPacketData) -> None:
+        pass
+
+
+class App(ABC):
+    def __init__(self) -> None:
+        self.dispatcher: IAppDispatcher|None = None
+
+    @abstractmethod
+    def get_name(self) -> str:
+        pass
+
+
+class AppKeeper:
+    def __init__(self, dispatcher: IAppDispatcher):
+        self.dispatcher: IAppDispatcher = dispatcher
+        self.apps: list[App] = []
+
+    def register(self, app: App) -> bool:
+        logging.info(f"Registered app '{app.get_name()}'    ")
+        app.dispatcher = self.dispatcher
+        self.apps.append(app)
+        return True
+
+    def process_call_packet(self, call: Call, p: DMRPPacketData) -> None:
+        for app in self.apps:
+            if isinstance(app, IAppCallInterceptor):
+                app.process_call_packet(call, p)
+
+