Adding ability to update / patch by sku, adding uniqueness constraint violation checks

app/web/admin.py

@@ -1047,6 +1047,9 @@ async def update_part_type(
     pt = await part_type_crud.get(db, part_type_id)
     if pt is None:
         raise HTTPException(status_code=404, detail="Part type not found")
+    existing = await part_type_crud.get_by_name(db, name)
+    if existing is not None and existing.id != pt.id:
+        raise HTTPException(status_code=409, detail="Part type already exists")
     changes = {"name": name}
     await part_type_crud.update(db, pt, changes)
     await audit_crud.log(
@@ -1174,6 +1177,11 @@ async def update_sub_part_type(
     spt = await sub_part_type_crud.get(db, sub_part_type_id)
     if spt is None:
         raise HTTPException(status_code=404, detail="Sub part type not found")
+    existing = await sub_part_type_crud.get_by_name_and_part_type(
+        db, name, part_type_id
+    )
+    if existing is not None and existing.id != spt.id:
+        raise HTTPException(status_code=409, detail="Sub part type already exists")
     changes = {"name": name, "part_type_id": part_type_id}
     await sub_part_type_crud.update(db, spt, changes)
     await audit_crud.log(
@@ -1724,9 +1732,12 @@ async def create_augmented_part(
     db: AsyncSession = Depends(get_db),
     actor: User = Depends(web_require("augmented_parts:write")),
 ):
+    clean_sku = sku.strip() or None
+    if clean_sku and await augmented_part_crud.get_by_sku(db, clean_sku):
+        raise HTTPException(status_code=409, detail="SKU already in use")
     created = await augmented_part_crud.create(
         db,
-        sku=sku.strip() or None,
+        sku=clean_sku,
         description=description,
         colour_id=colour_id,
         manufacturer_id=manufacturer_id,
@@ -2180,8 +2191,13 @@ async def update_augmented_part(
     ap = await augmented_part_crud.get(db, augmented_part_id)
     if ap is None:
         raise HTTPException(status_code=404, detail="Augmented part not found")
+    clean_sku = sku.strip() or None
+    if clean_sku:
+        existing = await augmented_part_crud.get_by_sku(db, clean_sku)
+        if existing is not None and existing.id != ap.id:
+            raise HTTPException(status_code=409, detail="SKU already in use")
     changes = {
-        "sku": sku.strip() or None,
+        "sku": clean_sku,
         "description": description,
         "colour_id": colour_id,
         "manufacturer_id": manufacturer_id,
@@ -3065,6 +3081,9 @@ async def update_part_colour(
     pc = await part_colour_crud.get(db, part_colour_id)
     if pc is None:
         raise HTTPException(status_code=404, detail="Part colour not found")
+    existing = await part_colour_crud.get_by_name(db, name)
+    if existing is not None and existing.id != pc.id:
+        raise HTTPException(status_code=409, detail="Part colour already exists")
     changes = {"name": name}
     await part_colour_crud.update(db, pc, changes)
     await audit_crud.log(
@@ -3184,6 +3203,11 @@ async def update_attachment_point_name(
     apn = await apn_crud.get(db, apn_id)
     if apn is None:
         raise HTTPException(status_code=404, detail="Attachment point name not found")
+    existing = await apn_crud.get_by_name(db, name)
+    if existing is not None and existing.id != apn.id:
+        raise HTTPException(
+            status_code=409, detail="Attachment point name already exists"
+        )
     changes = {"name": name}
     await apn_crud.update(db, apn, changes)
     await audit_crud.log(
@@ -3521,6 +3545,9 @@ async def update_static_connection(
     sc = await static_connection_crud.get(db, static_connection_id)
     if sc is None:
         raise HTTPException(status_code=404, detail="Static connection not found")
+    existing = await static_connection_crud.get_by_od_mm(db, od_mm)
+    if existing is not None and existing.id != sc.id:
+        raise HTTPException(status_code=409, detail="Static connection already exists")
     changes = {"od_mm": od_mm, "od_in": od_in}
     await static_connection_crud.update(db, sc, changes)
     await audit_crud.log(