import { Usesend } from '..';
import { UseSend } from 'usesend-js';
import { generateRandomString, RandomReader } from '@oslojs/crypto/random';

export const UsesendOTPPasswordReset = Usesend({
  id: 'unsend-otp',
  apiKey: process.env.AUTH_USESEND_API_KEY,
  async generateVerificationToken() {
    const random: RandomReader = {
      read(bytes) {
        crypto.getRandomValues(bytes);
      },
    };
    const alphabet = '0123456789';
    const length = 8;
    return generateRandomString(random, alphabet, length);
  },
  async sendVerificationRequest({ identifier: email, provider, token }) {
    const useSend = new UseSend(provider.apiKey, 'https://usesend.gbrown.org');
    const { error } = await useSend.emails.send({
      to: [email],
      from: provider.from ?? 'TechTracker Admin <admin@mail.techtracker.gbrown.org>',
      subject: `Reset your password - TechTracker`,
      text: `Your password reset code is ${token}`,
    });
    if (error) throw new Error("Usesend error: " + error.message)
  },
});