import axios from "axios";
export class TikTokChecker {
async checkUsername(username) {
try {
const normalizedUsername = username.replace(/^@/, '').toLowerCase();
const url = `https://www.tiktok.com/@${normalizedUsername}`;
const response = await axios.get(url, {
headers: {
'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36',
},
timeout: 10000,
validateStatus: (status) => status < 500,
});
if (response.status === 404 || response.data.includes('Couldn\'t find this account')) {
return {
platform: 'TikTok',
exists: false,
};
}
if (response.status === 200) {
const html = response.data;
// Extract display name
const displayNameMatch = html.match(/<title>([^<]*)<\/title>/);
const displayName = displayNameMatch ? displayNameMatch[1].replace(' | TikTok', '').trim() : undefined;
// Extract follower count
const followerMatch = html.match(/(\d+(?:\.\d+)?[KMB]?) Followers/i) || html.match(/(\d+(?:,\d+)*) Followers/i);
const followerCount = followerMatch ? followerMatch[1] : undefined;
// Check if verified
const verified = html.includes('verified') || html.includes('Official account');
// Extract description
const descriptionMatch = html.match(/<meta name="description" content="([^"]*)">/);
const description = descriptionMatch ? descriptionMatch[1] : undefined;
return {
platform: 'TikTok',
exists: true,
username: `@${normalizedUsername}`,
displayName,
followerCount,
verified,
description,
};
}
return {
platform: 'TikTok',
exists: false,
};
}
catch (error) {
if (axios.isAxiosError(error) && error.response?.status === 404) {
return {
platform: 'TikTok',
exists: false,
};
}
throw new Error(`Failed to check TikTok username: ${error instanceof Error ? error.message : String(error)}`);
}
}
}
export class ThreadsChecker {
async checkUsername(username) {
try {
const normalizedUsername = username.replace(/^@/, '').toLowerCase();
const url = `https://www.threads.net/@${normalizedUsername}`;
const response = await axios.get(url, {
headers: {
'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36',
},
timeout: 10000,
validateStatus: (status) => status < 500,
});
if (response.status === 404) {
return {
platform: 'Threads',
exists: false,
};
}
if (response.status === 200) {
const html = response.data;
// Extract display name
const displayNameMatch = html.match(/<title>([^<]*)<\/title>/);
const displayName = displayNameMatch ? displayNameMatch[1].replace(' (@' + normalizedUsername + ') • Threads', '').trim() : undefined;
// Extract follower count
const followerMatch = html.match(/(\d+(?:\.\d+)?[KMB]?) followers/i) || html.match(/(\d+(?:,\d+)*) followers/i);
const followerCount = followerMatch ? followerMatch[1] : undefined;
// Check if verified
const verified = html.includes('verified') || html.includes('check_circle');
// Extract description
const descriptionMatch = html.match(/<meta name="description" content="([^"]*)">/);
const description = descriptionMatch ? descriptionMatch[1] : undefined;
return {
platform: 'Threads',
exists: true,
username: `@${normalizedUsername}`,
displayName,
followerCount,
verified,
description,
};
}
return {
platform: 'Threads',
exists: false,
};
}
catch (error) {
if (axios.isAxiosError(error) && error.response?.status === 404) {
return {
platform: 'Threads',
exists: false,
};
}
throw new Error(`Failed to check Threads username: ${error instanceof Error ? error.message : String(error)}`);
}
}
}
export class XChecker {
async checkUsername(username) {
try {
const normalizedUsername = username.replace(/^@/, '').toLowerCase();
const url = `https://x.com/${normalizedUsername}`;
const response = await axios.get(url, {
headers: {
'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36',
},
timeout: 10000,
validateStatus: (status) => status < 500,
});
if (response.status === 404 || response.data.includes('This account doesn\'t exist')) {
return {
platform: 'X (Twitter)',
exists: false,
};
}
if (response.status === 200) {
const html = response.data;
// Extract display name
const displayNameMatch = html.match(/<title>([^<]*)<\/title>/);
const displayName = displayNameMatch ? displayNameMatch[1].replace(' (@' + normalizedUsername + ') / X', '').trim() : undefined;
// Extract follower count
const followerMatch = html.match(/(\d+(?:\.\d+)?[KMB]?) Followers/i) || html.match(/(\d+(?:,\d+)*) Followers/i);
const followerCount = followerMatch ? followerMatch[1] : undefined;
// Check if verified
const verified = html.includes('verified') || html.includes('Verified account');
// Extract description
const descriptionMatch = html.match(/<meta name="description" content="([^"]*)">/);
const description = descriptionMatch ? descriptionMatch[1] : undefined;
return {
platform: 'X (Twitter)',
exists: true,
username: `@${normalizedUsername}`,
displayName,
followerCount,
verified,
description,
};
}
return {
platform: 'X (Twitter)',
exists: false,
};
}
catch (error) {
if (axios.isAxiosError(error) && error.response?.status === 404) {
return {
platform: 'X (Twitter)',
exists: false,
};
}
throw new Error(`Failed to check X username: ${error instanceof Error ? error.message : String(error)}`);
}
}
}
export class InstagramChecker {
async checkUsername(username) {
try {
const normalizedUsername = username.replace(/^@/, '').toLowerCase();
const url = `https://www.instagram.com/${normalizedUsername}/`;
const response = await axios.get(url, {
headers: {
'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36',
},
timeout: 10000,
validateStatus: (status) => status < 500,
});
if (response.status === 404 || response.data.includes('Page Not Found')) {
return {
platform: 'Instagram',
exists: false,
};
}
if (response.status === 200) {
const html = response.data;
// Extract display name
const displayNameMatch = html.match(/<title>([^<]*)<\/title>/);
const displayName = displayNameMatch ? displayNameMatch[1].replace(' (@' + normalizedUsername + ') • Instagram photos and videos', '').trim() : undefined;
// Extract follower count
const followerMatch = html.match(/(\d+(?:\.\d+)?[KMB]?) Followers/i) || html.match(/(\d+(?:,\d+)*) Followers/i);
const followerCount = followerMatch ? followerMatch[1] : undefined;
// Check if verified
const verified = html.includes('verified') || html.includes('Verified');
// Extract description
const descriptionMatch = html.match(/<meta name="description" content="([^"]*)">/);
const description = descriptionMatch ? descriptionMatch[1] : undefined;
return {
platform: 'Instagram',
exists: true,
username: `@${normalizedUsername}`,
displayName,
followerCount,
verified,
description,
};
}
return {
platform: 'Instagram',
exists: false,
};
}
catch (error) {
if (axios.isAxiosError(error) && error.response?.status === 404) {
return {
platform: 'Instagram',
exists: false,
};
}
throw new Error(`Failed to check Instagram username: ${error instanceof Error ? error.message : String(error)}`);
}
}
}
export class MultiPlatformChecker {
tiktokChecker;
threadsChecker;
xChecker;
instagramChecker;
constructor() {
this.tiktokChecker = new TikTokChecker();
this.threadsChecker = new ThreadsChecker();
this.xChecker = new XChecker();
this.instagramChecker = new InstagramChecker();
}
async checkAllPlatforms(username) {
const results = await Promise.allSettled([
this.tiktokChecker.checkUsername(username),
this.threadsChecker.checkUsername(username),
this.xChecker.checkUsername(username),
this.instagramChecker.checkUsername(username),
]);
return results.map((result, index) => {
const platforms = ['TikTok', 'Threads', 'X (Twitter)', 'Instagram'];
if (result.status === 'fulfilled') {
return result.value;
}
else {
return {
platform: platforms[index],
exists: false,
error: result.reason?.message || 'Unknown error',
};
}
});
}
}
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