feat(E): add MediaAsset catalog — model, CRUD API, MediaBrowser UI

Migration 040: media_assets table with RLS (tenant_isolation + admin_bypass).
domains/media/: MediaAsset model, schemas, service, router with ZIP-download.
publish_asset Celery task in rendering/tasks.py.
core/storage.py: download_bytes() method for MinIO + LocalStorage.
frontend: MediaBrowser.tsx (grid/list, multi-select, zip-download, pagination) + api/media.ts.
Route /media (AdminRoute) + sidebar link with Image icon for admin+pm.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
2026-03-06 17:11:17 +01:00
parent 716451ff76
commit c74e118b98
14 changed files with 870 additions and 2 deletions
+52
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import uuid
import enum
from datetime import datetime
from sqlalchemy import String, DateTime, Boolean, Text, BigInteger, Float, Integer, ForeignKey
from sqlalchemy import Enum as SAEnum
from sqlalchemy.orm import Mapped, mapped_column
from sqlalchemy.dialects.postgresql import UUID, JSONB
from app.database import Base
class MediaAssetType(str, enum.Enum):
thumbnail = "thumbnail"
still = "still"
turntable = "turntable"
stl_low = "stl_low"
stl_high = "stl_high"
gltf_geometry = "gltf_geometry"
gltf_production = "gltf_production"
blend_production = "blend_production"
class MediaAsset(Base):
__tablename__ = "media_assets"
id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
tenant_id: Mapped[uuid.UUID | None] = mapped_column(
UUID(as_uuid=True), ForeignKey("tenants.id", ondelete="CASCADE"), nullable=True, index=True
)
product_id: Mapped[uuid.UUID | None] = mapped_column(
UUID(as_uuid=True), ForeignKey("products.id", ondelete="CASCADE"), nullable=True, index=True
)
cad_file_id: Mapped[uuid.UUID | None] = mapped_column(
UUID(as_uuid=True), ForeignKey("cad_files.id", ondelete="SET NULL"), nullable=True
)
order_line_id: Mapped[uuid.UUID | None] = mapped_column(
UUID(as_uuid=True), ForeignKey("order_lines.id", ondelete="SET NULL"), nullable=True, index=True
)
workflow_run_id: Mapped[uuid.UUID | None] = mapped_column(
UUID(as_uuid=True), ForeignKey("workflow_runs.id", ondelete="SET NULL"), nullable=True
)
asset_type: Mapped[MediaAssetType] = mapped_column(
SAEnum(MediaAssetType, name="media_asset_type"), nullable=False
)
storage_key: Mapped[str] = mapped_column(Text, nullable=False)
file_size_bytes: Mapped[int | None] = mapped_column(BigInteger, nullable=True)
mime_type: Mapped[str | None] = mapped_column(String(100), nullable=True)
width: Mapped[int | None] = mapped_column(Integer, nullable=True)
height: Mapped[int | None] = mapped_column(Integer, nullable=True)
duration_s: Mapped[float | None] = mapped_column(Float, nullable=True)
render_config: Mapped[dict | None] = mapped_column(JSONB, nullable=True)
is_archived: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
created_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow, nullable=False)
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"""MediaAsset router — /api/media."""
import io
import uuid
import zipfile
from fastapi import APIRouter, Depends, HTTPException, Query
from fastapi.responses import StreamingResponse
from sqlalchemy.ext.asyncio import AsyncSession
from app.database import get_db
from app.domains.media.models import MediaAssetType
from app.domains.media.schemas import MediaAssetOut
from app.domains.media import service
router = APIRouter(prefix="/api/media", tags=["media"])
@router.get("/", response_model=list[MediaAssetOut])
async def list_assets(
product_id: uuid.UUID | None = None,
order_line_id: uuid.UUID | None = None,
asset_type: MediaAssetType | None = None,
skip: int = Query(0, ge=0),
limit: int = Query(50, ge=1, le=500),
db: AsyncSession = Depends(get_db),
):
assets = await service.list_media_assets(
db,
product_id=product_id,
order_line_id=order_line_id,
asset_type=asset_type,
skip=skip,
limit=limit,
)
for a in assets:
a.download_url = service.get_download_url(a)
return assets
@router.get("/{asset_id}", response_model=MediaAssetOut)
async def get_asset(asset_id: uuid.UUID, db: AsyncSession = Depends(get_db)):
asset = await service.get_media_asset(db, asset_id)
if not asset:
raise HTTPException(404, "Asset not found")
asset.download_url = service.get_download_url(asset)
return asset
@router.get("/{asset_id}/download")
async def download_asset(asset_id: uuid.UUID, db: AsyncSession = Depends(get_db)):
from fastapi.responses import RedirectResponse
asset = await service.get_media_asset(db, asset_id)
if not asset:
raise HTTPException(404, "Asset not found")
url = service.get_download_url(asset)
if url:
return RedirectResponse(url)
raise HTTPException(404, "File not available")
@router.post("/zip")
async def zip_download(
asset_ids: list[uuid.UUID],
db: AsyncSession = Depends(get_db),
):
assets = []
for aid in asset_ids:
a = await service.get_media_asset(db, aid)
if a:
assets.append(a)
if not assets:
raise HTTPException(404, "No assets found")
def generate():
buf = io.BytesIO()
with zipfile.ZipFile(buf, "w", zipfile.ZIP_DEFLATED) as zf:
from app.core.storage import get_storage
storage = get_storage()
for a in assets:
ext = (a.mime_type or "").split("/")[-1] or "bin"
fname = f"{a.asset_type.value}_{a.id}.{ext}"
try:
data = storage.download_bytes(a.storage_key)
zf.writestr(fname, data)
except Exception:
pass
yield buf.getvalue()
return StreamingResponse(
generate(),
media_type="application/zip",
headers={"Content-Disposition": "attachment; filename=media-export.zip"},
)
@router.delete("/{asset_id}")
async def archive_asset(asset_id: uuid.UUID, db: AsyncSession = Depends(get_db)):
asset = await service.archive_media_asset(db, asset_id)
if not asset:
raise HTTPException(404, "Asset not found")
return {"ok": True}
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import uuid
from datetime import datetime
from pydantic import BaseModel
from app.domains.media.models import MediaAssetType
class MediaAssetOut(BaseModel):
id: uuid.UUID
tenant_id: uuid.UUID | None
product_id: uuid.UUID | None
cad_file_id: uuid.UUID | None
order_line_id: uuid.UUID | None
workflow_run_id: uuid.UUID | None
asset_type: MediaAssetType
storage_key: str
file_size_bytes: int | None
mime_type: str | None
width: int | None
height: int | None
duration_s: float | None
render_config: dict | None
is_archived: bool
created_at: datetime
download_url: str | None = None
model_config = {"from_attributes": True}
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"""MediaAsset service."""
import uuid
from sqlalchemy import select, update as sql_update
from sqlalchemy.ext.asyncio import AsyncSession
from app.domains.media.models import MediaAsset, MediaAssetType
async def list_media_assets(
db: AsyncSession,
product_id: uuid.UUID | None = None,
order_line_id: uuid.UUID | None = None,
asset_type: MediaAssetType | None = None,
is_archived: bool | None = False,
skip: int = 0,
limit: int = 50,
) -> list[MediaAsset]:
q = select(MediaAsset).order_by(MediaAsset.created_at.desc())
if product_id:
q = q.where(MediaAsset.product_id == product_id)
if order_line_id:
q = q.where(MediaAsset.order_line_id == order_line_id)
if asset_type:
q = q.where(MediaAsset.asset_type == asset_type)
if is_archived is not None:
q = q.where(MediaAsset.is_archived == is_archived)
q = q.offset(skip).limit(limit)
result = await db.execute(q)
return list(result.scalars().all())
async def get_media_asset(db: AsyncSession, asset_id: uuid.UUID) -> MediaAsset | None:
result = await db.execute(select(MediaAsset).where(MediaAsset.id == asset_id))
return result.scalar_one_or_none()
async def create_media_asset(db: AsyncSession, **kwargs) -> MediaAsset:
asset = MediaAsset(**kwargs)
db.add(asset)
await db.commit()
await db.refresh(asset)
return asset
async def archive_media_asset(db: AsyncSession, asset_id: uuid.UUID) -> MediaAsset | None:
await db.execute(
sql_update(MediaAsset).where(MediaAsset.id == asset_id).values(is_archived=True)
)
await db.commit()
return await get_media_asset(db, asset_id)
async def delete_media_asset(db: AsyncSession, asset_id: uuid.UUID) -> bool:
asset = await get_media_asset(db, asset_id)
if not asset:
return False
await db.delete(asset)
await db.commit()
return True
def get_download_url(asset: MediaAsset) -> str | None:
"""Get presigned URL from MinIO or local path."""
try:
from app.core.storage import get_storage
storage = get_storage()
return storage.get_url(asset.storage_key)
except Exception:
return f"/uploads/{asset.storage_key}"
+38
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@@ -220,6 +220,44 @@ def render_turntable_task(
}
@celery_app.task(
name="rendering.publish_asset",
queue="step_processing",
)
def publish_asset(
order_line_id: str,
asset_type: str,
storage_key: str,
render_config: dict | None = None,
) -> str | None:
"""Create a MediaAsset record after a successful render."""
import asyncio
async def _run() -> str | None:
from app.database import AsyncSessionLocal
from app.domains.media.models import MediaAsset, MediaAssetType
from app.domains.orders.models import OrderLine
from sqlalchemy import select
async with AsyncSessionLocal() as db:
res = await db.execute(select(OrderLine).where(OrderLine.id == order_line_id))
line = res.scalar_one_or_none()
if not line:
return None
asset = MediaAsset(
tenant_id=getattr(line, "tenant_id", None),
order_line_id=line.id,
asset_type=MediaAssetType(asset_type),
storage_key=storage_key,
render_config=render_config,
)
db.add(asset)
await db.commit()
return str(asset.id)
return asyncio.get_event_loop().run_until_complete(_run())
def _build_ffmpeg_cmd(
frames_dir: Path, output_mp4: Path, fps: int = 30, bg_color: str = ""
) -> list: