修复：转换积分可能超出持有积分的问题

pages/users/user_integral/index.vue

@@ -214,6 +214,9 @@ export default {
   // computed: mapGetters(['isLogin', 'viewColor']),
   computed: {
     expected_acquisition: function() {
+      // 判断：是否超出持有积分
+      if(this.current_mer_info.number < this.convert_integral) this.convert_integral = this.current_mer_info.number;
+      // 计算应得平台积分
       let expectedAcquisition = Math.ceil(this.current_mer_info.mer_integral_platform_rate * this.convert_integral);
 
       return isNaN(expectedAcquisition) ? 0 : expectedAcquisition;