irondru/tg_update_currency
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fix: use entities API for custom emoji with correct UTF-16 offsets

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This commit is contained in:
irondru
2026-07-01 17:24:40 +03:00
parent b9cfdf8925
commit fe22e67b2b
1 changed files with 19 additions and 10 deletions
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bot_update_pinned_post.py
+19 -10
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@@ -86,12 +86,21 @@ def fetch_fear_and_greed() -> tuple[int, str]:
raise FetchError(f"Fear and greed fetch failed: {exc}") from exc
def build_message(usd: float, btc: float, fng_value: int, fng_label: str) -> str:
return (
f"<tg-emoji emoji-id=\"5229186695072590160\">💲</tg-emoji> "
f"₽{usd:.2f} <tg-emoji emoji-id=\"5438436707164761151\">💵</tg-emoji> "
f"${btc:,.0f}".replace(",", " ") + f" 😱 {fng_value} ({fng_label})"
)
def utf16_len(s: str) -> int:
return len(s.encode("utf-16-le")) // 2
def build_message(usd: float, btc: float, fng_value: int, fng_label: str) -> tuple[str, list]:
usd_emoji = "💲"
btc_emoji = "💵"
btc_str = f"{btc:,.0f}".replace(",", " ")
prefix = f"{usd_emoji} ₽{usd:.2f} "
text = f"{prefix}{btc_emoji} ${btc_str} 😱 {fng_value} ({fng_label})"
entities = [
{"type": "custom_emoji", "offset": 0, "length": utf16_len(usd_emoji), "custom_emoji_id": "5229186695072590160"},
{"type": "custom_emoji", "offset": utf16_len(prefix), "length": utf16_len(btc_emoji), "custom_emoji_id": "5438436707164761151"},
]
return text, entities
def post_telegram_ipv4(url: str, payload: dict, timeout: float = 10.0) -> dict:
@@ -158,7 +167,7 @@ def post_telegram_ipv4(url: str, payload: dict, timeout: float = 10.0) -> dict:
raise FetchError(f"Telegram IPv4 response JSON decode failed: {exc}") from exc
def edit_pinned_message(text: str) -> None:
def edit_pinned_message(text: str, entities: list) -> None:
if not TELEGRAM_BOT_TOKEN or not TELEGRAM_CHAT_ID or not TELEGRAM_MESSAGE_ID:
raise FetchError("Missing TELEGRAM_BOT_TOKEN, TELEGRAM_CHAT_ID or TELEGRAM_MESSAGE_ID in environment")
@@ -167,7 +176,7 @@ def edit_pinned_message(text: str) -> None:
"chat_id": TELEGRAM_CHAT_ID,
"message_id": int(TELEGRAM_MESSAGE_ID),
"text": text,
"parse_mode": "HTML",
"entities": entities,
}
try:
with httpx.Client(timeout=10.0) as client:
@@ -190,10 +199,10 @@ def main() -> int:
usd = fetch_usd_rub()
btc = fetch_btc_usd()
fng_value, fng_label = fetch_fear_and_greed()
message = build_message(usd, btc, fng_value, fng_label)
message, entities = build_message(usd, btc, fng_value, fng_label)
logging.info("Fetched values: USD/RUB=%s BTC/USD=%s FNG=%s (%s)", usd, btc, fng_value, fng_label)
edit_pinned_message(message)
edit_pinned_message(message, entities)
logging.info("Pinned message updated successfully")
return 0
except FetchError as exc: