feat(user): 支持后台调整等级并限制极品专区可见性

backend/internal/modules/adminuser/handler.go

@@ -144,6 +144,29 @@ func (h *Handler) AdjustGrowthPoints(c *gin.Context) {
 	response.OK(c, item)
 }
 
+func (h *Handler) AdjustGrowthLevel(c *gin.Context) {
+	adminID, ok := currentAdminID(c)
+	if !ok {
+		response.Unauthorized(c, "缺少管理员上下文")
+		return
+	}
+	userID, ok := parseID(c)
+	if !ok {
+		return
+	}
+	var req GrowthLevelAdjustRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		response.BadRequest(c, "成长等级调整参数不正确")
+		return
+	}
+	item, err := h.service.AdjustGrowthLevel(c.Request.Context(), adminID, userID, req, auditMeta(c))
+	if err != nil {
+		writeAdminUserError(c, err)
+		return
+	}
+	response.OK(c, item)
+}
+
 func (h *Handler) RevokeRealname(c *gin.Context) {
 	adminID, ok := currentAdminID(c)
 	if !ok {
@@ -265,6 +288,12 @@ func writeAdminUserError(c *gin.Context, err error) {
 		response.BadRequest(c, "请填写 2-200 字的积分调整原因")
 	case errors.Is(err, ErrGrowthPointsUnchanged):
 		response.Error(c, http.StatusConflict, "growth_points_unchanged", "目标积分与当前积分相同")
+	case errors.Is(err, ErrInvalidGrowthLevel):
+		response.BadRequest(c, "目标成长等级不正确")
+	case errors.Is(err, ErrInvalidGrowthLevelReason):
+		response.BadRequest(c, "请填写 2-200 字的等级调整原因")
+	case errors.Is(err, ErrGrowthLevelUnchanged):
+		response.Error(c, http.StatusConflict, "growth_level_unchanged", "目标等级与当前手动等级相同")
 	case IsNotFound(err):
 		response.Error(c, http.StatusNotFound, "not_found", "用户不存在")
 	default: