feature: rooms and events implemented on the backend

utils/canned_responses.ts

@@ -1,13 +1,41 @@
-export const CANNED_RESPONSES: Record<string, () => Response> = {
-	permission_denied: (): Response => {
-		console.trace('denied');
-		return Response.json({
-			error: {
-				message: 'Permission denied.',
-				cause: 'permission_denied'
-			}
-		}, {
-			status: 400
-		});
+export function not_found(): Response {
+	if (Deno.env.get('TRACE_ERROR_RESPONSES')) {
+		console.trace('not_found');
 	}
-};
+	return Response.json({
+		error: {
+			message: 'Not found.',
+			cause: 'not_found'
+		}
+	}, {
+		status: 404
+	});
+}
+
+export function permission_denied(): Response {
+	if (Deno.env.get('TRACE_ERROR_RESPONSES')) {
+		console.trace('permission_denied');
+	}
+	return Response.json({
+		error: {
+			message: 'Permission denied.',
+			cause: 'permission_denied'
+		}
+	}, {
+		status: 400
+	});
+}
+
+export function append_only_events(): Response {
+	if (Deno.env.get('TRACE_ERROR_RESPONSES')) {
+		console.trace('append_only_events');
+	}
+	return Response.json({
+		error: {
+			message: 'This server does not allow modifying events.',
+			cause: 'append_only_events'
+		}
+	}, {
+		status: 400
+	});
+}