init project

handlers/user.py

@@ -0,0 +1,33 @@
+from aiogram import Router, F
+from aiogram.types import Message, CallbackQuery
+from sqlalchemy import select, insert, update
+from models import User
+from database import async_session
+from keyboards import get_subscription_keyboard
+
+router = Router()
+
+@router.message(F.text == "/start")
+async def start_handler(message: Message):
+    async with async_session() as session:
+
+        result = await session.execute(select(User).where(User.user_id == message.from_user.id))
+        user = result.scalar_one_or_none()
+        if not user:
+            await session.execute(insert(User).values(user_id=message.from_user.id))
+            await session.commit()
+        text = "Добро пожаловать! Управляйте подпиской:"
+        await message.answer(text, reply_markup=get_subscription_keyboard(user.is_subscribed if user else True))
+
+@router.callback_query(F.data.in_(["subscribe", "unsubscribe"]))
+async def toggle_subscription(callback: CallbackQuery):
+    subscribe = callback.data == "subscribe"
+    async with async_session() as session:
+        await session.execute(
+            update(User)
+            .where(User.user_id == callback.from_user.id)
+            .values(is_subscribed=subscribe)
+        )
+        await session.commit()
+    await callback.message.edit_reply_markup(reply_markup=get_subscription_keyboard(subscribe))
+    await callback.answer("Вы подписались!" if subscribe else "Вы отписались.")