feat: promotional emails summarized as who promotes what

src/tg_bot.py

@@ -25,11 +25,12 @@ def send_summary(tg_cfg: TelegramConfig, chat_id: str, summary_text: str,
                  original_sender: str = "", original_recipient: str = "",
                  original_reply_to: str = "", account_email: str = "") -> int:
     can_reply = summary_data.get("can_reply", True)
+    is_promotion = summary_data.get("category") == "promotion"
     result = _tg_req(tg_cfg, "sendMessage", {
         "chat_id": chat_id,
         "text": summary_text,
-        "parse_mode": "MarkdownV2",
-        "reply_markup": _summary_keyboard(can_reply),
+        "parse_mode": "MarkdownV2" if not is_promotion else None,
+        "reply_markup": _summary_keyboard(can_reply, is_promotion),
     })
     msg_id = result["result"]["message_id"]
     _email_contexts[msg_id] = {
@@ -93,6 +94,22 @@ def poll_telegram(tg_cfg: TelegramConfig, cfg: Config, last_update_id: int) -> i
 # ── Formatting ──────────────────────────────────────────
 
 def format_summary(data: dict, account_email: str = "") -> str:
+    category = data.get("category", "normal")
+    if category == "promotion":
+        return _format_promotion(data, account_email)
+    return _format_normal(data, account_email)
+
+
+def _format_promotion(data: dict, account_email: str = "") -> str:
+    summary = data.get("summary", "")
+    lines = [
+        f"📢 {_escape(summary)}",
+        f"账户: {_escape(account_email)}",
+    ]
+    return "\n".join(lines)
+
+
+def _format_normal(data: dict, account_email: str = "") -> str:
     priority = data.get("priority", "medium")
     icon = _priority_icon.get(priority, "⚪")
     lines = [
@@ -134,7 +151,9 @@ CALLBACK_HINT = "h"
 CALLBACK_CANCEL = "c"
 
 
-def _summary_keyboard(can_reply: bool = True) -> dict:
+def _summary_keyboard(can_reply: bool = True, is_promotion: bool = False) -> dict:
+    if is_promotion:
+        return {"inline_keyboard": [[{"text": "查看原文", "callback_data": CALLBACK_VIEW_ORIG}]]}
     kb = [
         [
             {"text": "查看原文", "callback_data": CALLBACK_VIEW_ORIG},