feat: 完成人机交互验证 API 接入，增加短信防刷验证

api/handler/sms_handler.go

@@ -0,0 +1,65 @@
+package handler
+
+import (
+	"chatplus/core"
+	"chatplus/core/types"
+	"chatplus/service"
+	"chatplus/store"
+	"chatplus/utils"
+	"chatplus/utils/resp"
+	"github.com/gin-gonic/gin"
+)
+
+const CodeStorePrefix = "/verify/codes/"
+
+type SmsHandler struct {
+	BaseHandler
+	db      *store.LevelDB
+	sms     *service.AliYunSmsService
+	captcha *service.CaptchaService
+}
+
+func NewSmsHandler(app *core.AppServer, db *store.LevelDB, sms *service.AliYunSmsService, captcha *service.CaptchaService) *SmsHandler {
+	handler := &SmsHandler{db: db, sms: sms, captcha: captcha}
+	handler.App = app
+	return handler
+}
+
+// VerifyCode 发送验证码短信
+func (h *SmsHandler) VerifyCode(c *gin.Context) {
+	var data struct {
+		Mobile string `json:"mobile"`
+		Key    string `json:"key"`
+		Dots   string `json:"dots"`
+	}
+	if err := c.ShouldBindJSON(&data); err != nil {
+		resp.ERROR(c, types.InvalidArgs)
+		return
+	}
+
+	if !h.captcha.Check(data) {
+		resp.ERROR(c, "验证码错误，请先完人机验证")
+		return
+	}
+
+	code := utils.RandomNumber(6)
+	err := h.sms.SendVerifyCode(data.Mobile, code)
+	if err != nil {
+		resp.ERROR(c, err.Error())
+		return
+	}
+
+	// 存储验证码，等待后面注册验证
+	err = h.db.Put(CodeStorePrefix+data.Mobile, code)
+	if err != nil {
+		resp.ERROR(c, "验证码保存失败")
+		return
+	}
+
+	resp.SUCCESS(c)
+}
+
+// Status check if the message service is enabled
+func (h *SmsHandler) Status(c *gin.Context) {
+	resp.SUCCESS(c, h.App.Config.EnabledMsgService)
+}