1f959a188f
Applied formatting fixes to 21 files: - Fixed import ordering - Normalized indentation - Wrapped long lines No logic changes, formatting only.
54 lines
1.6 KiB
TypeScript
54 lines
1.6 KiB
TypeScript
import type { Api, TelegramClient } from "telegram";
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import { TELEGRAM_PREFIX } from "../utils.js";
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// Entity type - can be User, Chat, Channel, or their empty variants
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type Entity = Api.User | Api.Chat | Api.Channel;
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/**
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* Resolve Telegram entity (user/chat) from identifier.
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* Supports @username, phone number, or user ID.
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* Also handles telegram: prefix (e.g., telegram:@username).
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*/
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export async function resolveEntity(
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client: TelegramClient,
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identifier: string,
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): Promise<Entity> {
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// Clean identifier and strip telegram: prefix if present
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let clean = identifier.trim();
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if (clean.startsWith(TELEGRAM_PREFIX)) {
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clean = clean.slice(TELEGRAM_PREFIX.length);
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}
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// Try as-is first (handles @username, phone, user ID)
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try {
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return (await client.getEntity(clean)) as Entity;
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} catch (_firstErr) {
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// If not @ prefix, try adding it
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if (!clean.startsWith("@")) {
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try {
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return (await client.getEntity(`@${clean}`)) as Entity;
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} catch {
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// Fall through to error
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}
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}
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throw new Error(
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`Could not resolve Telegram entity: ${identifier}. ` +
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"Use @username, phone number (+1234567890), or user ID.",
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);
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}
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}
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/**
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* Extract user ID from entity as string to avoid precision loss.
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* Telegram IDs are bigint and can exceed Number.MAX_SAFE_INTEGER.
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*/
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export function extractUserId(entity: Entity): string {
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// Extract ID as unknown to bypass TypeScript's overly narrow type inference
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const id = ("id" in entity ? entity.id : null) as unknown;
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if (typeof id === "bigint") {
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return id.toString();
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}
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return "0";
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}
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