fix: resolve gallery labels from current plans and preserve render snapshots

tests/test_source_libraries.py

@@ -692,3 +692,92 @@ def test_terminal_current_picture_uses_synced_live_asset(
         ),
     )
     assert client.get(endpoint).json()["items"][0]["current"] is False
+
+
+def test_plan_rename_uses_current_labels_without_rerendering_legacy_versions(
+    client, service, library_source
+):
+    import json
+
+    from pigway_frame_flow.storage.database import encode
+
+    plan = create_plan(client, name="Original", width=1200, height=1600)
+    bind(client, "living-room", "family", plan)
+    picture = import_picture(client)
+    endpoint = "/api/v1/source-images/" + picture["id"] + "/generate"
+    original = client.post(endpoint, json={"plan_id": plan["id"]}).json()[0]
+    snapshot = original["plan"]
+    original_bytes = service.assets.path(original["asset_id"]).read_bytes()
+    # Existing deployed versions used the entire plan, including its old name.
+    legacy_revision = hashlib.sha256(encode(snapshot).encode()).hexdigest()
+    service.db.execute(
+        "UPDATE library_versions SET revision=? WHERE asset_id=?",
+        (legacy_revision, original["asset_id"]),
+    )
+    provenance = json.loads(
+        service.db.one(
+            "SELECT payload FROM asset_sources WHERE asset_id=?",
+            (original["asset_id"],),
+        )["payload"]
+    )
+    provenance["revision"] = legacy_revision
+    service.db.execute(
+        "UPDATE asset_sources SET payload=? WHERE asset_id=?",
+        (encode(provenance), original["asset_id"]),
+    )
+    payload = {k: v for k, v in plan.items() if k not in ("id", "archived")}
+    renamed = {**payload, "name": "Frame v2.1"}
+    assert (
+        client.put("/api/v1/generation-plans/" + plan["id"], json=renamed).status_code
+        == 200
+    )
+    repeated = client.post(endpoint, json={"plan_id": plan["id"]}).json()[0]
+    assert repeated["asset_id"] == original["asset_id"]
+    assert repeated["revision"] == legacy_revision
+    assert repeated["plan"] == snapshot
+    assert repeated["plan_name"] == "Frame v2.1"
+    assert repeated["name"] == "photo-Frame v2.1.jpg"
+    assert repeated["stored_name"] == original["stored_name"]
+    assert repeated["matches_current_plan"] is True
+    assert service.assets.path(original["asset_id"]).read_bytes() == original_bytes
+    assert service.db.one("SELECT COUNT(*) AS n FROM library_versions")["n"] == 1
+    source_version = client.get("/api/v1/source-libraries/family/images").json()[
+        "items"
+    ][0]["versions"][0]
+    terminal_version = client.get(
+        "/api/v1/library-terminals/living-room/images"
+    ).json()["items"][0]
+    assert source_version["plan_name"] == terminal_version["plan_name"] == "Frame v2.1"
+    assert source_version["name"] == terminal_version["name"]
+    assert (
+        client.put(
+            "/api/v1/generation-plans/" + plan["id"], json={**renamed, "quality": 70}
+        ).status_code
+        == 200
+    )
+    old = client.get("/api/v1/library-terminals/living-room/images").json()["items"][0]
+    assert old["matches_current_plan"] is False and old["plan"]["quality"] == 85
+    updated = client.post(endpoint, json={"plan_id": plan["id"]}).json()[0]
+    assert (
+        updated["asset_id"] != original["asset_id"]
+        and updated["matches_current_plan"] is True
+    )
+    assert updated["plan"]["quality"] == 70
+    client.delete("/api/v1/library-terminals/living-room/binding")
+    assert client.delete("/api/v1/generation-plans/" + plan["id"]).status_code == 204
+    versions = client.get("/api/v1/source-libraries/family/images").json()["items"][0][
+        "versions"
+    ]
+    assert len(versions) == 2 and all(v["plan_archived"] for v in versions)
+
+
+def test_source_deletion_removes_unreferenced_archived_plans(
+    client, service, library_source
+):
+    plan = create_plan(client)
+    assert client.delete("/api/v1/generation-plans/" + plan["id"]).status_code == 204
+    assert client.delete("/api/v1/photo-sources/family").status_code == 204
+    assert (
+        service.db.one("SELECT id FROM library_plans WHERE source_id='family'") is None
+    )
+    assert client.get("/api/v1/generation-plans?source_id=family").status_code == 404