old_01

doners/Shop-bot/handlers/user/catalog.py

@@ -0,0 +1,58 @@
+
+import logging
+from aiogram.types import Message, CallbackQuery
+from keyboards.inline.categories import categories_markup, category_cb
+from keyboards.inline.products_from_catalog import product_markup, product_cb
+from aiogram.utils.callback_data import CallbackData
+from aiogram.types.chat import ChatActions
+from loader import dp, db, bot
+from .menu import catalog
+from filters import IsUser
+
+
+@dp.message_handler(IsUser(), text=catalog)
+async def process_catalog(message: Message):
+    await message.answer('Выберите раздел, чтобы вывести список товаров:',
+                         reply_markup=categories_markup())
+
+
+@dp.callback_query_handler(IsUser(), category_cb.filter(action='view'))
+async def category_callback_handler(query: CallbackQuery, callback_data: dict):
+
+    products = db.fetchall('''SELECT * FROM products product
+    WHERE product.tag = (SELECT title FROM categories WHERE idx=?) 
+    AND product.idx NOT IN (SELECT idx FROM cart WHERE cid = ?)''',
+                           (callback_data['id'], query.message.chat.id))
+
+    await query.answer('Все доступные товары.')
+    await show_products(query.message, products)
+
+
+@dp.callback_query_handler(IsUser(), product_cb.filter(action='add'))
+async def add_product_callback_handler(query: CallbackQuery, callback_data: dict):
+
+    db.query('INSERT INTO cart VALUES (?, ?, 1)',
+             (query.message.chat.id, callback_data['id']))
+
+    await query.answer('Товар добавлен в корзину!')
+    await query.message.delete()
+
+
+async def show_products(m, products):
+
+    if len(products) == 0:
+
+        await m.answer('Здесь ничего нет 😢')
+
+    else:
+
+        await bot.send_chat_action(m.chat.id, ChatActions.TYPING)
+
+        for idx, title, body, image, price, _ in products:
+
+            markup = product_markup(idx, price)
+            text = f'<b>{title}</b>\n\n{body}'
+
+            await m.answer_photo(photo=image,
+                                 caption=text,
+                                 reply_markup=markup)