Implement Hammerhead debug API

vona/custom/hammerhead.py

@@ -1,5 +1,4 @@
 from datetime import datetime, timezone
-from vona.federation import send_join
 import vona.globals as globals
 import vona.config as config
 import time
@@ -9,6 +8,11 @@ from flask import (
 	jsonify,
 )
 
+from vona.federation import (
+	send_join,
+	bullshit,
+)
+
 hammerhead = Blueprint("hammerhead", __name__)
 
 # Hammerhead endpoints. Not documented, but code is at:
@@ -24,6 +28,7 @@ async def uptime():
 async def version():
 	return jsonify({"version": globals.version})
 
+
 @hammerhead.route("/_hammerhead/admin/reload-config")
 async def reload_config():
 	return jsonify({})
@@ -61,10 +66,6 @@ async def server_info(server):
 
 @hammerhead.route("/_hammerhead/admin/rooms/<room>/state-resolver")
 async def room_state(room):
-	class bullshit:
-		def get_json():
-			return {}
-
 	state = send_join(bullshit, room)["state"]
 	formatted_state = {}
 	event_cache = {}
@@ -90,3 +91,44 @@ async def room_state(room):
 		"room_id": room,
 		"room_version": globals.room_version_from_id(room)
 	})
+
+
+@hammerhead.route("/_hammerhead/admin/rooms/<room>/debug")
+async def debug_room(room):
+	state = send_join(bullshit, room)["state"]
+	formatted_state = {}
+	event_cache = {}
+
+	for event in state:
+		key = f"({event["type"]},'{event["state_key"]}')"
+		formatted_state[key] = event
+
+		if "event_id" in event:
+			event_id = event["event_id"]
+		else:
+			event_id = globals.make_ref_hash(
+				event,
+				int(globals.room_version_from_id(room))
+			)
+
+		event_cache[event_id] = event
+
+
+	if globals.room_version_from_id(room) in ["1", "2"]:
+		extremity = globals.make_event_id(seed=f"6_{room}")
+	else:
+		extremity = globals.make_ref_hash(
+			state[5],
+			int(globals.room_version_from_id(room)),
+		)
+
+
+	return jsonify({
+		"aliases": [f"#vona:{config.server_name}"],
+		"current_state": formatted_state,
+		"event_cache": event_cache,
+		"room_id": room,
+		"room_version": globals.room_version_from_id(room),
+		"forward_extremities": [extremity],
+		"servers": None
+	})