Modify cart items

src/allmende_payment_system/api/shop.py

@@ -78,8 +78,43 @@ async def add_to_cart(request: Request, session: SessionDep, user: UserDep):
     )
 
 
+@shop_router.get("/shop/cart/remove/{item_id}")
+async def remove_from_cart(
+    request: Request, session: SessionDep, user: UserDep, item_id: int
+):
+
+    cart = user.shopping_cart
+    for item in cart.items:
+        if item.id == item_id:
+            item.order = None
+            session.delete(item)
+            break
+    else:
+        raise HTTPException(status_code=404, detail="Item not found in cart.")
+
+    return RedirectResponse(url=f"/shop/cart", status_code=status.HTTP_302_FOUND)
+
+
+@shop_router.post("/shop/cart/update/{item_id}")
+async def update_cart_item(
+    request: Request, session: SessionDep, user: UserDep, item_id: int
+):
+
+    form_data = await request.form()
+
+    cart = user.shopping_cart
+    for item in cart.items:
+        if item.id == item_id:
+            item.update_quantity(Decimal(form_data["quantity"]))
+            break
+    else:
+        raise HTTPException(status_code=404, detail="Item not found in cart.")
+
+    return RedirectResponse(url=f"/shop/cart", status_code=status.HTTP_302_FOUND)
+
+
 @shop_router.get("/shop/order/{order_id}")
-async def add_to_cart(
+async def get_order_details(
     request: Request, session: SessionDep, user: UserDep, order_id: int
 ):