feat: add a separate watch thumbnail gallery and logical device

pigway_frame_flow/api/app.py

@@ -601,7 +601,8 @@ def create_app(settings=None, start_worker=True):
         return [
             assets.info(r["id"])
             for r in db.all(
-                "SELECT assets.id FROM assets LEFT JOIN asset_metadata ON asset_metadata.asset_id=assets.id WHERE kind!='cache' AND "
+                "SELECT assets.id FROM assets LEFT JOIN asset_metadata ON asset_metadata.asset_id=assets.id WHERE kind!='cache' "
+                "AND NOT EXISTS (SELECT 1 FROM asset_sources s WHERE s.asset_id=assets.id AND json_extract(s.payload,'$.type')='thumbnail') AND "
                 "(?='all' OR (?='uploaded' AND kind='images') OR (?='generated' AND kind='generated')) "
                 "AND (?='all' OR COALESCE(origin,'unknown')=?) AND (? IS NULL OR job_id=?) "
                 "ORDER BY created_at DESC LIMIT ? OFFSET ?",
@@ -642,6 +643,16 @@ def create_app(settings=None, start_worker=True):
         db.execute("DELETE FROM asset_metadata WHERE asset_id=?", (asset_id,))
         db.execute("DELETE FROM asset_sources WHERE asset_id=?", (asset_id,))
         db.execute("DELETE FROM assets WHERE id=?", (asset_id,))
+        for row in db.all(
+            "SELECT key,payload FROM app_config WHERE key LIKE 'wrist-thumbnail:%'"
+        ):
+            import json
+
+            if json.loads(row["payload"]).get("asset_id") == asset_id:
+                db.execute(
+                    "DELETE FROM app_config WHERE key=? AND payload=?",
+                    (row["key"], row["payload"]),
+                )
         return Response(status_code=204)
 
     @app.put(
@@ -1095,6 +1106,14 @@ def create_app(settings=None, start_worker=True):
                     or bool(settings.api_key)
                     or any(registry.keys),
                 ),
+                GalleryDestination(
+                    id="watch",
+                    adapter="watch-thumbnails",
+                    name="Watch",
+                    storage="local",
+                    connected=True,
+                    supports_upload=True,
+                ),
                 GalleryDestination(
                     id="local",
                     adapter="local-assets",

pigway_frame_flow/api/thumbnails.py

@@ -1,7 +1,7 @@
 import json
 from uuid import uuid4
 
-from fastapi import Depends
+from fastapi import Depends, Query
 from fastapi.responses import Response
 from pydantic import Field
 
@@ -24,6 +24,50 @@ class ThumbnailRequest(StrictModel):
 
 
 def install_thumbnails(app, service):
+    from pigway_frame_flow.display.thumbnail_gallery import record, recover
+
+    recover(service)
+
+    @app.get(
+        "/api/v1/thumbnail-devices", dependencies=[Depends(require("images:read"))]
+    )
+    def devices():
+        return [
+            {
+                "id": "watch",
+                "name": "Watch",
+                "width": 410,
+                "height": 502,
+                "transport_connected": False,
+                "status": "generation_only",
+            }
+        ]
+
+    @app.get("/api/v1/thumbnails", dependencies=[Depends(require("images:read"))])
+    def gallery(offset: int = Query(0, ge=0), limit: int = Query(50, ge=1, le=200)):
+        rows = service.db.all(
+            "SELECT assets.id,asset_sources.payload FROM assets JOIN asset_sources ON asset_sources.asset_id=assets.id "
+            "WHERE json_extract(asset_sources.payload,'$.type')='thumbnail' "
+            "ORDER BY assets.created_at DESC,assets.id DESC LIMIT ? OFFSET ?",
+            (limit, offset),
+        )
+        total = service.db.one(
+            "SELECT COUNT(*) AS count FROM assets JOIN asset_sources ON asset_sources.asset_id=assets.id "
+            "WHERE json_extract(asset_sources.payload,'$.type')='thumbnail'"
+        )["count"]
+        return {
+            "items": [
+                {
+                    **service.assets.info(row["id"]),
+                    "thumbnail": json.loads(row["payload"]),
+                }
+                for row in rows
+            ],
+            "total": total,
+            "offset": offset,
+            "limit": limit,
+        }
+
     @app.get("/api/v1/thumbnail-plans", dependencies=[Depends(require("images:read"))])
     def plans():
         return [
@@ -113,6 +157,18 @@ def install_thumbnails(app, service):
 
     @app.post("/api/v1/thumbnails/generate", dependencies=[Depends(require("admin"))])
     def generate(request: ThumbnailRequest):
-        return service.assets.put(
+        asset = service.assets.put(
             image(request), request.plan.name + ".jpg", "generated"
         )
+        record(
+            service,
+            asset["asset_id"],
+            {
+                "width": request.plan.width,
+                "height": request.plan.height,
+                "plan": request.plan.model_dump(),
+                "generated_at": asset["created_at"],
+                "source": {"source_id": request.source_id, "item_id": request.item_id},
+            },
+        )
+        return asset