import { formatOutput } from '@/shared/utils/output'

import { WhatsAppBotClient } from '../client'
import { WhatsAppBotCredentialManager } from '../credential-manager'

export interface AccountOption {
  account?: string
  pretty?: boolean
  _credManager?: WhatsAppBotCredentialManager
}

export async function getClient(options: AccountOption): Promise<WhatsAppBotClient> {
  const credManager = options._credManager ?? new WhatsAppBotCredentialManager()
  const creds = await credManager.getCredentials(options.account)

  if (!creds) {
    console.log(
      formatOutput({ error: 'No credentials. Run "auth set <phone-number-id> <access-token>" first.' }, options.pretty),
    )
    process.exit(1)
  }

  return await new WhatsAppBotClient().login({ phoneNumberId: creds.phone_number_id, accessToken: creds.access_token })
}