first commit

app/telegram.py

@@ -0,0 +1,47 @@
+from __future__ import annotations
+
+from aiogram import Bot
+from aiogram.types import InlineKeyboardButton, InlineKeyboardMarkup
+
+from app.models import Offer
+
+
+class TelegramPublisher:
+    def __init__(self, bot: Bot, channel_id: str) -> None:
+        self._bot = bot
+        self._channel_id = channel_id
+
+    async def publish_offer(self, offer: Offer) -> None:
+        await self._bot.send_message(
+            chat_id=self._channel_id,
+            text=_format_offer_message(offer),
+            disable_web_page_preview=True,
+            reply_markup=_build_delete_markup(),
+        )
+
+
+def _format_offer_message(offer: Offer) -> str:
+    seller_line = f"Исполнитель: @{offer.seller_username}\n" if offer.seller_username else ""
+    description = offer.description.strip()
+    if len(description) > 1000:
+        description = f"{description[:997].rstrip()}..."
+
+    return (
+        f"Новый оффер: {offer.title}\n"
+        f"Источник: {offer.source}\n"
+        f"Категория: {offer.category_id}\n"
+        f"Бюджет: {offer.price}\n"
+        f"Опубликовано: {offer.published_at}\n"
+        f"{seller_line}"
+        f"\n"
+        f"{description}\n\n"
+        f"Ссылка: {offer.url}"
+    )
+
+
+def _build_delete_markup() -> InlineKeyboardMarkup:
+    return InlineKeyboardMarkup(
+        inline_keyboard=[
+            [InlineKeyboardButton(text="❌", callback_data="delete_post")]
+        ]
+    )