separated clients handlers, cart->checkout ppline

misc/kb/client.py

@@ -6,6 +6,10 @@ from aiogram.utils.keyboard import InlineKeyboardBuilder
 from db.models import Category, Product
 from dto.cart import CartItemDTO
 
+return_menu = InlineKeyboardBuilder(
+    [[InlineKeyboardButton(text="⬅️ В меню", callback_data="menu:main")]]
+).as_markup()
+
 
 def pagination_row(
     *,
@@ -15,6 +19,9 @@ def pagination_row(
 ) -> list[InlineKeyboardButton]:
     row = []
 
+    if not (prev_cb or next_cb):
+        return row
+
     if prev_cb:
         row.append(InlineKeyboardButton(text="⬅️", callback_data=prev_cb))
 
@@ -161,7 +168,7 @@ def render_cart(
 ) -> InlineKeyboardMarkup:
     btns = [
         InlineKeyboardButton(
-            text=f"{cart_item.quantity} | {cart_item.name} | {cart_item.total}₽",
+            text=f"🛒 {cart_item.quantity} | {cart_item.name} | {cart_item.total}₽",
             callback_data=f"product:{cart_item.product_id}",
         )
         for cart_item in cart_items
@@ -184,4 +191,33 @@ def render_cart(
         ]
         + [btns[i : i + 2] for i in range(0, len(cart_items), 2)]
         + [nav]
+        + [[InlineKeyboardButton(text="🔷 Оформить заказ", callback_data="checkout")]]
+    ).as_markup()
+
+
+def order_confirmation(order_id: int) -> InlineKeyboardMarkup:
+    return InlineKeyboardBuilder(
+        [
+            [
+                InlineKeyboardButton(
+                    text="🟢 Подтвердить заказ",
+                    callback_data=f"confirm_order:{order_id}",
+                )
+            ],
+            [InlineKeyboardButton(text="❌ Отменить", callback_data="menu:main")],
+        ]
+    ).as_markup()
+
+
+def order_specs_confirmation(order_id: int) -> InlineKeyboardMarkup:
+    return InlineKeyboardBuilder(
+        [
+            [
+                InlineKeyboardButton(
+                    text="🟢 Перейти к оплате",
+                    callback_data=f"payment:{order_id}",
+                )
+            ],
+            [InlineKeyboardButton(text="❌", callback_data="menu:main")],
+        ]
     ).as_markup()