nikoksr/notify

package textmagic

import (
    "context"
    "fmt"
    "strings"

    textMagic "github.com/textmagic/textmagic-rest-go-v2/v2"
)

// Service allow you to configure a TextMagic SDK client.
type Service struct {
    userName     string
    apiKey       string
    phoneNumbers []string
    client       *textMagic.APIClient
}

// New creates a new text magic client. Use your user-name and API key from
// https://my.textmagic.com/online/api/rest-api/keys.
func New(userName, apiKey string) *Service {
    config := textMagic.NewConfiguration()
    client := textMagic.NewAPIClient(config)

    return &Service{
        client:   client,
        userName: userName,
        apiKey:   apiKey,
    }
}

// AddReceivers adds the given phone numbers to the notifier.
func (s *Service) AddReceivers(phoneNumbers ...string) {
    s.phoneNumbers = append(s.phoneNumbers, phoneNumbers...)
}

// Send sends a SMS via TextMagic to all previously added receivers.
func (s *Service) Send(ctx context.Context, subject, message string) error {
    auth := context.WithValue(ctx, textMagic.ContextBasicAuth, textMagic.BasicAuth{
        UserName: s.userName,
        Password: s.apiKey,
    })

    text := subject + "\n" + message
    _, _, err := s.client.TextMagicApi.SendMessage(auth, textMagic.SendMessageInputObject{
        Text:   text,
        Phones: strings.Join(s.phoneNumbers, ","),
    })
    if err != nil {
        return fmt.Errorf("send message: %w", err)
    }

    return nil
}