ref #3: [feat] add context and tasks for master-service

usecase/sandbox.py

@@ -0,0 +1,46 @@
+from dataclasses import dataclass
+from datetime import timedelta
+
+from domain.sandbox import SandboxSession
+from usecase.interface import Clock, Logger, SandboxRuntime, SandboxSessionRepository
+
+
+@dataclass(frozen=True, slots=True)
+class CreateSandboxCommand:
+    chat_id: str
+
+
+class CreateSandbox:
+    def __init__(
+        self,
+        repository: SandboxSessionRepository,
+        runtime: SandboxRuntime,
+        clock: Clock,
+        logger: Logger,
+        ttl: timedelta,
+    ) -> None:
+        self._repository = repository
+        self._runtime = runtime
+        self._clock = clock
+        self._logger = logger
+        self._ttl = ttl
+
+    def execute(self, command: CreateSandboxCommand) -> SandboxSession:
+        raise NotImplementedError
+
+
+class CleanupExpiredSandboxes:
+    def __init__(
+        self,
+        repository: SandboxSessionRepository,
+        runtime: SandboxRuntime,
+        clock: Clock,
+        logger: Logger,
+    ) -> None:
+        self._repository = repository
+        self._runtime = runtime
+        self._clock = clock
+        self._logger = logger
+
+    def execute(self) -> list[SandboxSession]:
+        raise NotImplementedError