update identity_verifications_controller update

app/controllers/admins/identity_verifications_controller.rb

@@ -14,13 +14,14 @@ class Admins::IdentityVerificationsController < Admins::BaseController
     end
 
     def update
-        if @identity_verification.update(update_params)
+        if update_params[:state] == "已拒绝" && update_params[:description].blank?
+            flash[:danger] = '拒绝理由不能为空'
+            render 'edit'
+        else
             UserAction.create(action_id: @identity_verification.id, action_type: "UpdateIdentityVerifications", user_id: current_user.id, :ip => request.remote_ip, data_bank: @identity_verification.attributes.to_json)
+            @identity_verification.update(update_params)
             redirect_to admins_identity_verifications_path
             flash[:success] = "更新成功"
-        else  
-            redirect_to admins_identity_verifications_path
-            flash[:danger] = "更新失败"
         end
     end