75 lines
2.0 KiB
Go
75 lines
2.0 KiB
Go
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package service
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import (
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"encoding/json"
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"fmt"
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"log"
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"accounting-app/internal/config"
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"github.com/aliyun/alibaba-cloud-sdk-go/services/dysmsapi"
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)
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// SmsService handles SMS notifications
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type SmsService struct {
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client *dysmsapi.Client
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signName string
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templateCode string
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enabled bool
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}
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// NewSmsService creates a new SmsService instance
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func NewSmsService(cfg *config.Config) *SmsService {
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if cfg.AliyunAccessKeyID == "" || cfg.AliyunAccessKeySecret == "" {
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log.Println("Aliyun SMS configuration missing, SMS service disabled")
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return &SmsService{enabled: false}
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}
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client, err := dysmsapi.NewClientWithAccessKey("cn-hangzhou", cfg.AliyunAccessKeyID, cfg.AliyunAccessKeySecret)
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if err != nil {
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log.Printf("Failed to initialize Aliyun SMS client: %v", err)
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return &SmsService{enabled: false}
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}
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return &SmsService{
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client: client,
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signName: cfg.AliyunSignName,
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templateCode: cfg.AliyunTemplateCode,
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enabled: true,
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}
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}
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// SendAllocationNotification sends an SMS notification for auto allocation
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func (s *SmsService) SendAllocationNotification(phoneNumber string, totalAmount float64, ruleName string) error {
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if !s.enabled || phoneNumber == "" {
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return nil
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}
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request := dysmsapi.CreateSendSmsRequest()
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request.Scheme = "https"
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request.PhoneNumbers = phoneNumber
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request.SignName = s.signName
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request.TemplateCode = s.templateCode
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// Template params: {"amount": "1000", "rule": "Salary Allocation"}
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// You might need to adjust parameters based on your actual Aliyun template
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params := map[string]string{
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"amount": fmt.Sprintf("%.2f", totalAmount),
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"rule": ruleName,
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}
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paramBytes, _ := json.Marshal(params)
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request.TemplateParam = string(paramBytes)
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response, err := s.client.SendSms(request)
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if err != nil {
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return fmt.Errorf("failed to send SMS: %w", err)
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}
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if response.Code != "OK" {
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return fmt.Errorf("aliyun SMS error: %s - %s", response.Code, response.Message)
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}
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log.Printf("SMS sent successfully to %s", phoneNumber)
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return nil
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}
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