add

internal/infrastructure/http/handlers/captcha_handler.go

@@ -0,0 +1,92 @@
+package handlers
+
+import (
+	"github.com/gin-gonic/gin"
+	"go.uber.org/zap"
+
+	"tyapi-server/internal/config"
+	"tyapi-server/internal/infrastructure/external/captcha"
+	"tyapi-server/internal/shared/interfaces"
+)
+
+// CaptchaHandler 验证码（滑块）HTTP 处理器
+type CaptchaHandler struct {
+	captchaService *captcha.CaptchaService
+	response       interfaces.ResponseBuilder
+	config         *config.Config
+	logger         *zap.Logger
+}
+
+// NewCaptchaHandler 创建验证码处理器
+func NewCaptchaHandler(
+	captchaService *captcha.CaptchaService,
+	response interfaces.ResponseBuilder,
+	cfg *config.Config,
+	logger *zap.Logger,
+) *CaptchaHandler {
+	return &CaptchaHandler{
+		captchaService: captchaService,
+		response:       response,
+		config:         cfg,
+		logger:         logger,
+	}
+}
+
+// EncryptedSceneIdReq 获取加密场景 ID 的请求（可选参数）
+type EncryptedSceneIdReq struct {
+	ExpireSeconds *int `form:"expire_seconds" json:"expire_seconds"` // 有效期秒数，1～86400，默认 3600
+}
+
+// GetEncryptedSceneId 获取加密场景 ID，供前端加密模式初始化阿里云验证码
+// @Summary 获取验证码加密场景ID
+// @Description 用于加密模式下发 EncryptedSceneId，前端用此初始化滑块验证码
+// @Tags 验证码
+// @Accept json
+// @Produce json
+// @Param body body EncryptedSceneIdReq false "可选：expire_seconds 有效期(1-86400)，默认3600"
+// @Success 200 {object} map[string]interface{} "encryptedSceneId"
+// @Failure 400 {object} map[string]interface{} "配置未启用或参数错误"
+// @Failure 500 {object} map[string]interface{} "服务器内部错误"
+// @Router /api/v1/captcha/encryptedSceneId [post]
+func (h *CaptchaHandler) GetEncryptedSceneId(c *gin.Context) {
+	expireSec := 3600
+	if c.Request.ContentLength > 0 {
+		var req EncryptedSceneIdReq
+		if err := c.ShouldBindJSON(&req); err == nil && req.ExpireSeconds != nil {
+			expireSec = *req.ExpireSeconds
+		}
+	}
+	if expireSec <= 0 || expireSec > 86400 {
+		h.response.BadRequest(c, "expire_seconds 必须在 1～86400 之间")
+		return
+	}
+
+	encrypted, err := h.captchaService.GetEncryptedSceneId(expireSec)
+	if err != nil {
+		if err == captcha.ErrCaptchaEncryptMissing || err == captcha.ErrCaptchaConfig {
+			h.logger.Warn("验证码加密场景ID生成失败", zap.Error(err))
+			h.response.BadRequest(c, "验证码加密模式未配置或配置错误")
+			return
+		}
+		h.logger.Error("验证码加密场景ID生成失败", zap.Error(err))
+		h.response.InternalError(c, "生成失败，请稍后重试")
+		return
+	}
+
+	h.response.Success(c, map[string]string{"encryptedSceneId": encrypted}, "ok")
+}
+
+// GetConfig 获取验证码前端配置（是否启用、场景ID等），便于前端决定是否展示滑块
+// @Summary 获取验证码配置
+// @Description 返回是否启用滑块、场景ID（非加密模式用）
+// @Tags 验证码
+// @Produce json
+// @Success 200 {object} map[string]interface{} "captchaEnabled, sceneId"
+// @Router /api/v1/captcha/config [get]
+func (h *CaptchaHandler) GetConfig(c *gin.Context) {
+	data := map[string]interface{}{
+		"captchaEnabled": h.config.SMS.CaptchaEnabled,
+		"sceneId":        h.config.SMS.SceneID,
+	}
+	h.response.Success(c, data, "ok")
+}