feat: aliyun sms

pkg/sms/sms.go

@@ -0,0 +1,74 @@
+package sms
+
+import (
+	"fmt"
+
+	"lone-services/pkg/sms/aliyun"
+)
+
+type TemplateKind string
+
+const (
+	TemplateCode     TemplateKind = "code"
+	TemplatePassword TemplateKind = "password"
+)
+
+type SMS interface {
+	Send(phone string, templateCode string, params map[string]string) error
+	SendByKind(phone string, kind TemplateKind, params map[string]string) error
+	Template(kind TemplateKind) string
+	Timeout() int
+}
+
+type Config struct {
+	AccessKeyId     string
+	AccessKeySecret string
+	SignName        string
+	Endpoint        string
+	TemplateCode    string
+	TemplatePwd     string
+	Timeout         int
+}
+
+type client struct {
+	sender    *aliyun.Client
+	templates map[TemplateKind]string
+	timeout   int
+}
+
+func New(cfg Config) (SMS, error) {
+	if cfg.AccessKeyId == "" || cfg.AccessKeySecret == "" || cfg.SignName == "" {
+		return nil, fmt.Errorf("config missing")
+	}
+
+	sender, err := aliyun.New(cfg.AccessKeyId, cfg.AccessKeySecret, cfg.SignName, cfg.Endpoint)
+	if err != nil {
+		return nil, err
+	}
+	if cfg.Timeout <= 0 {
+		cfg.Timeout = 600
+	}
+	return &client{
+		sender: sender,
+		templates: map[TemplateKind]string{
+			TemplateCode:     cfg.TemplateCode,
+			TemplatePassword: cfg.TemplatePwd,
+		},
+		timeout: cfg.Timeout,
+	}, nil
+}
+
+func (c *client) Send(phone, templateCode string, params map[string]string) error {
+	return c.sender.Send(phone, templateCode, params)
+}
+
+func (c *client) SendByKind(phone string, kind TemplateKind, params map[string]string) error {
+	code := c.Template(kind)
+	if code == "" {
+		return fmt.Errorf("sms template not configured for kind %s", kind)
+	}
+	return c.Send(phone, code, params)
+}
+
+func (c *client) Template(kind TemplateKind) string { return c.templates[kind] }
+func (c *client) Timeout() int                      { return c.timeout }