first commit

backend/app/application/admin/activity.py

@@ -0,0 +1,81 @@
+from __future__ import annotations
+
+from typing import Any
+
+from app.repositories.directus.activity import DirectusActivityRepository
+from app.repositories.directus.variants import VariantRepository
+from app.repositories.directus.releases import ReleaseRepository
+
+ACTION_LABELS: dict[str, str] = {
+    "create": "建立",
+    "update": "更新",
+    "delete": "刪除",
+}
+
+COLLECTION_LABELS: dict[str, str] = {
+    "experiments": "實驗設定",
+    "variants": "變體",
+    "experiment_releases": "版本",
+    "variant_changes": "視覺變更",
+}
+
+
+class ActivityService:
+    def __init__(
+        self,
+        activity_repository: DirectusActivityRepository | None = None,
+        variant_repository: VariantRepository | None = None,
+        release_repository: ReleaseRepository | None = None,
+    ) -> None:
+        self.activity_repo = activity_repository or DirectusActivityRepository()
+        self.variant_repo = variant_repository or VariantRepository()
+        self.release_repo = release_repository or ReleaseRepository()
+
+    async def list_for_experiment(
+        self,
+        experiment_id: str,
+        access_token: str | None = None,
+    ) -> list[dict[str, Any]]:
+        # Collect all item IDs related to this experiment
+        item_ids: list[str] = [experiment_id]
+
+        variants = await self.variant_repo.list(
+            params={"filter[experiment_id][_eq]": experiment_id, "fields": "id"},
+            access_token=access_token,
+        )
+        variant_ids = [str(v["id"]) for v in variants]
+        item_ids.extend(variant_ids)
+
+        releases = await self.release_repo.list(
+            params={"filter[experiment_id][_eq]": experiment_id, "fields": "id"},
+            access_token=access_token,
+        )
+        release_ids = [str(r["id"]) for r in releases]
+        item_ids.extend(release_ids)
+
+        raw_entries = await self.activity_repo.list_for_items(
+            item_ids=item_ids,
+            access_token=access_token,
+        )
+
+        result = []
+        for entry in raw_entries:
+            action = str(entry.get("action", ""))
+            collection = str(entry.get("collection", ""))
+            user = entry.get("user") or {}
+            actor_email = user.get("email") if isinstance(user, dict) else None
+            actor_id = user.get("id") if isinstance(user, dict) else str(user) if user else None
+
+            result.append({
+                "id": entry.get("id"),
+                "action": action,
+                "action_label": ACTION_LABELS.get(action, action),
+                "collection": collection,
+                "collection_label": COLLECTION_LABELS.get(collection, collection),
+                "item": str(entry.get("item", "")),
+                "timestamp": entry.get("timestamp"),
+                "actor_email": actor_email,
+                "actor_id": actor_id,
+            })
+
+        return result