separated clients handlers, cart->checkout ppline

handlers/client/menu.py

@@ -0,0 +1,37 @@
+from aiogram import Router, F
+from aiogram.types import CallbackQuery, Message
+from aiogram.filters import Command
+from aiogram.fsm.context import FSMContext
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from misc.kb import main_menu_kb
+from services.orders import OrderService
+
+router = Router()
+
+
+@router.message(Command("start"))
+async def main_menu(
+    msg: Message, state: FSMContext, session: AsyncSession, order_service: OrderService
+):
+    await state.clear()
+
+    cart_items = await order_service.get_cart_items_count(session, msg.from_user.id)
+    await msg.answer(
+        "hii!", reply_markup=main_menu_kb(cart_items)
+    )  # TODO: Write a welcome message
+
+
+@router.callback_query(F.data.startswith("menu:"))
+async def main_menu_cb(
+    cb: CallbackQuery,
+    state: FSMContext,
+    session: AsyncSession,
+    order_service: OrderService,
+):
+    await state.clear()
+
+    cart_items = await order_service.get_cart_items_count(session, cb.from_user.id)
+    await cb.message.edit_text(
+        "hii!", reply_markup=main_menu_kb(cart_items)
+    )  # TODO: Write a welcome message