开曼群岛（英国）短信最佳实践、合规性和功能

import { Twilio } from 'twilio';

// Initialize client with your credentials
const client = new Twilio(
  process.env.TWILIO_ACCOUNT_SID,
  process.env.TWILIO_AUTH_TOKEN
);

async function sendSMSToCayman(
  to: string,
  message: string,
  senderId: string
): Promise<void> {
  try {
    // Validate Cayman Islands number format
    if (!to.startsWith('+1345')) {
      throw new Error('Invalid Cayman Islands phone number format');
    }

    const response = await client.messages.create({
      body: message,
      from: senderId,
      to: to,
      // Enable delivery tracking
      statusCallback: 'https://your-callback-url.com/status'
    });

    console.log(`Message sent successfully! SID: ${response.sid}`);
  } catch (error) {
    console.error('Error sending message:', error);
    throw error;
  }
}

import axios from 'axios';

interface SinchSMSResponse {
  id: string;
  status: string;
}

async function sendSinchSMS(
  recipientNumber: string,
  message: string
): Promise<SinchSMSResponse> {
  const SINCH_API_TOKEN = process.env.SINCH_API_TOKEN;
  const SINCH_SERVICE_PLAN_ID = process.env.SINCH_SERVICE_PLAN_ID;

  try {
    const response = await axios.post(
      `https://sms.api.sinch.com/xms/v1/${SINCH_SERVICE_PLAN_ID}/batches`,
      {
        from: 'YourCompany',
        to: [recipientNumber],
        body: message
      },
      {
        headers: {
          'Authorization': `Bearer ${SINCH_API_TOKEN}`,
          'Content-Type': 'application/json'
        }
      }
    );

    return response.data;
  } catch (error) {
    console.error('Sinch SMS Error:', error);
    throw error;
  }
}

import messagebird from 'messagebird';

class MessageBirdService {
  private client: any;

  constructor(apiKey: string) {
    this.client = messagebird(apiKey);
  }

  async sendSMS(
    recipient: string,
    message: string,
    originator: string
  ): Promise<void> {
    return new Promise((resolve, reject) => {
      this.client.messages.create({
        originator: originator,
        recipients: [recipient],
        body: message,
        datacoding: 'auto' // Automatic encoding detection
      }, (err: any, response: any) => {
        if (err) {
          reject(err);
        } else {
          resolve(response);
        }
      });
    });
  }
}

import plivo from 'plivo';

class PlivoService {
  private client: any;

  constructor(authId: string, authToken: string) {
    this.client = new plivo.Client(authId, authToken);
  }

  async sendSMS(
    destination: string,
    message: string,
    sourceNumber: string
  ): Promise<any> {
    try {
      const response = await this.client.messages.create({
        src: sourceNumber,
        dst: destination,
        text: message,
        // Optional parameters for delivery tracking
        url: 'https://your-callback-url.com/status',
        method: 'POST'
      });
      return response;
    } catch (error) {
      console.error('Plivo SMS Error:', error);
      throw error;
    }
  }
}