89 lines
2.1 KiB
Go
89 lines
2.1 KiB
Go
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package sms
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import (
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"context"
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"fmt"
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"net/http"
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"github.com/minchao/go-mitake"
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)
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// MitakeSettings configures 三竹 Mitake SMS (ported from app-cloudep-notification-service).
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type MitakeSettings struct {
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Sort int
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User string
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Password string
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}
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// MitakeSender delivers SMS via Mitake SmExpress API.
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type MitakeSender struct {
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name string
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sort int
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client *mitake.Client
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}
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// NewMitakeSender builds a Mitake provider.
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func NewMitakeSender(cfg MitakeSettings, httpClient *http.Client) (*MitakeSender, error) {
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if cfg.User == "" || cfg.Password == "" {
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return nil, fmt.Errorf("sms mitake: user and password are required")
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}
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return &MitakeSender{
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name: "mitake",
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sort: cfg.Sort,
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client: mitake.NewClient(cfg.User, cfg.Password, httpClient),
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}, nil
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}
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func (m *MitakeSender) Name() string { return m.name }
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func (m *MitakeSender) Sort() int { return m.sort }
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func (m *MitakeSender) Send(ctx context.Context, msg *Message) (string, error) {
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if err := ctx.Err(); err != nil {
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return "", err
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}
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if msg == nil || msg.PhoneNumber == "" {
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return "", fmt.Errorf("sms mitake: phone number is required")
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}
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if msg.Body == "" {
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return "", fmt.Errorf("sms mitake: body is required")
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}
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// SDK has no context support; check before the HTTP call.
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if err := ctx.Err(); err != nil {
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return "", err
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}
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resp, err := m.client.Send(mitake.Message{
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Dstaddr: msg.PhoneNumber,
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Destname: msg.RecipientName,
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Smbody: msg.Body,
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})
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if err != nil {
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return "", fmt.Errorf("sms mitake: %w", err)
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}
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if resp == nil || len(resp.Results) == 0 {
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return "", fmt.Errorf("sms mitake: empty response")
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}
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r := resp.Results[0]
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if err := mitakeStatusError(r.Statuscode); err != nil {
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return "", err
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}
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if r.Msgid == "" {
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return "", fmt.Errorf("sms mitake: empty msgid")
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}
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return r.Msgid, nil
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}
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func mitakeStatusError(code string) error {
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switch mitake.StatusCode(code) {
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case mitake.StatusReservationForDelivery,
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mitake.StatusCarrierAccepted,
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mitake.StatusCarrierAccepted2,
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mitake.StatusCarrierAccepted3,
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mitake.StatusDelivered:
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return nil
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default:
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return fmt.Errorf("sms mitake: status %s (%s)", code, mitake.StatusCode(code).String())
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}
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}
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