More stuff moved

core/meta.py

@@ -0,0 +1,58 @@
+from enum import Enum
+from enum import unique
+from typing import Any
+from typing import Dict
+
+from little_boxes import activitypub as ap
+
+_SubQuery = Dict[str, Any]
+
+
+@unique
+class Box(Enum):
+    INBOX = "inbox"
+    OUTBOX = "outbox"
+    REPLIES = "replies"
+
+
+@unique
+class MetaKey(Enum):
+    NOTIFICATION = "notification"
+    NOTIFICATION_UNREAD = "notification_unread"
+    NOTIFICATION_FOLLOWS_BACK = "notification_follows_back"
+    POLL_ANSWER = "poll_answer"
+    STREAM = "stream"
+    ACTOR_ID = "actor_id"
+    UNDO = "undo"
+    PUBLISHED = "published"
+    GC_KEEP = "gc_keep"
+    OBJECT = "object"
+    OBJECT_ACTOR = "object_actor"
+
+
+def _meta(mk: MetaKey) -> str:
+    return f"meta.{mk.value}"
+
+
+def by_remote_id(remote_id: str) -> _SubQuery:
+    return {"remote_id": remote_id}
+
+
+def in_inbox() -> _SubQuery:
+    return {"box": Box.INBOX.value}
+
+
+def in_outbox() -> _SubQuery:
+    return {"box": Box.OUTBOX.value}
+
+
+def by_type(type_: ap.ActivityType) -> _SubQuery:
+    return {"type": type_.value}
+
+
+def not_undo() -> _SubQuery:
+    return {_meta(MetaKey.UNDO): False}
+
+
+def by_actor(actor: ap.BaseActivity) -> _SubQuery:
+    return {_meta(MetaKey.ACTOR_ID): actor.id}