Improve the frontend and fix TODOs

services/pos/app/api/internal_demo.py

@@ -11,7 +11,7 @@ import os
 
 from app.core.database import get_db
 from sqlalchemy.ext.asyncio import AsyncSession
-from sqlalchemy import select
+from sqlalchemy import select, delete, func
 from app.models.pos_config import POSConfiguration
 from app.models.pos_transaction import POSTransaction, POSTransactionItem
 import uuid
@@ -224,3 +224,48 @@ async def clone_demo_data(
         logger.error("Failed to clone POS demo data", error=str(e), exc_info=True)
         await db.rollback()
         raise HTTPException(status_code=500, detail=f"Failed to clone POS demo data: {str(e)}")
+
+
+@router.delete("/internal/demo/tenant/{virtual_tenant_id}")
+async def delete_demo_data(
+    virtual_tenant_id: str,
+    db: AsyncSession = Depends(get_db),
+    _: bool = Depends(verify_internal_api_key)
+):
+    """Delete all POS data for a virtual demo tenant"""
+    logger.info("Deleting POS data for virtual tenant", virtual_tenant_id=virtual_tenant_id)
+    start_time = datetime.now(timezone.utc)
+
+    try:
+        virtual_uuid = uuid.UUID(virtual_tenant_id)
+
+        # Count records
+        config_count = await db.scalar(select(func.count(POSConfiguration.id)).where(POSConfiguration.tenant_id == virtual_uuid))
+        transaction_count = await db.scalar(select(func.count(POSTransaction.id)).where(POSTransaction.tenant_id == virtual_uuid))
+        item_count = await db.scalar(select(func.count(POSTransactionItem.id)).where(POSTransactionItem.tenant_id == virtual_uuid))
+
+        # Delete in order (items -> transactions -> configs)
+        await db.execute(delete(POSTransactionItem).where(POSTransactionItem.tenant_id == virtual_uuid))
+        await db.execute(delete(POSTransaction).where(POSTransaction.tenant_id == virtual_uuid))
+        await db.execute(delete(POSConfiguration).where(POSConfiguration.tenant_id == virtual_uuid))
+        await db.commit()
+
+        duration_ms = int((datetime.now(timezone.utc) - start_time).total_seconds() * 1000)
+        logger.info("POS data deleted successfully", virtual_tenant_id=virtual_tenant_id, duration_ms=duration_ms)
+
+        return {
+            "service": "pos",
+            "status": "deleted",
+            "virtual_tenant_id": virtual_tenant_id,
+            "records_deleted": {
+                "configurations": config_count,
+                "transactions": transaction_count,
+                "items": item_count,
+                "total": config_count + transaction_count + item_count
+            },
+            "duration_ms": duration_ms
+        }
+    except Exception as e:
+        logger.error("Failed to delete POS data", error=str(e), exc_info=True)
+        await db.rollback()
+        raise HTTPException(status_code=500, detail=str(e))