auth.service.ts•1.25 kB
import fetch from 'node-fetch'
import { API_CONFIG } from '../config/index.js'
import type { AuthResponse } from '../types/index.js'
import { McpError, ErrorCode } from '@modelcontextprotocol/sdk/types.js'
export class AuthService {
async getAccessToken (): Promise<string> {
try {
const response = await fetch('https://api.mercadolibre.com/oauth/token', {
method: 'POST',
headers: {
'Content-Type': 'application/json'
},
body: JSON.stringify({
grant_type: 'client_credentials',
client_id: API_CONFIG.auth.clientId,
client_secret: API_CONFIG.auth.clientSecret
})
})
if (!response.ok) {
const errorData = await response.json() as { message?: string }
throw new McpError(
ErrorCode.InternalError,
`MercadoLibre Auth error: ${errorData.message ?? response.statusText}`
)
}
const data = await response.json() as AuthResponse
return data.access_token
} catch (error) {
if (error instanceof McpError) {
throw error
}
throw new McpError(
ErrorCode.InternalError,
`MercadoLibre Auth error: ${(error as Error).message}`
)
}
}
}