54 lines
1.7 KiB
TypeScript
54 lines
1.7 KiB
TypeScript
// ============================================================================
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// Channel URL Parser Utility
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// Parses various URL formats and usernames to extract channel username
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// ============================================================================
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export function parseChannelInput(input: string): string | null {
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if (!input || typeof input !== "string") return null;
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let cleaned = input.trim();
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// Remove @ prefix if present
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cleaned = cleaned.replace(/^@/, "");
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// Patterns for different URL formats
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const patterns: RegExp[] = [
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/telemetr\.me\/content\/([a-zA-Z0-9_]+)/, // telemetr.me/content/rian_ru
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/telemetr\.me\/([a-zA-Z0-9_]+)/, // telemetr.me/rian_ru (alternative)
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/t\.me\/([a-zA-Z0-9_]+)/, // t.me/rian_ru or https://t.me/rian_ru
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/tgstat\.ru\/channel\/@?([a-zA-Z0-9_]+)/, // tgstat.ru/channel/@rian_ru or tgstat.ru/channel/rian_ru
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/tg\.me\/([a-zA-Z0-9_]+)/, // tg.me/rian_ru
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];
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for (const pattern of patterns) {
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const match = cleaned.match(pattern);
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if (match && match[1]) {
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return match[1];
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}
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}
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// If it's just a plain username (alphanumeric + underscore)
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if (/^[a-zA-Z0-9_]+$/.test(cleaned)) {
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return cleaned;
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}
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return null;
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}
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// Check if input is a valid channel identifier
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export function isValidChannelInput(input: string): boolean {
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return parseChannelInput(input) !== null;
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}
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// Get platform hint from URL (for analytics links)
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export function getChannelAnalyticsUrls(username: string): {
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telemetr: string;
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tgstat: string;
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} {
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const cleanUsername = username.replace(/^@/, "");
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return {
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telemetr: `https://telemetr.me/channel/${cleanUsername}`,
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tgstat: `https://tgstat.ru/channel/@${cleanUsername}`,
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};
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}
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