app/lib/my_tools/pop_up_queue.dart

import 'dart:convert';

import 'package:bbyyy/beans/coupon_bean_entity.dart';
import 'package:bbyyy/beans/new_order_bean_entity.dart';
import 'package:bbyyy/beans/smart_order_bean_entity.dart';
import 'package:bbyyy/beans/system_information_bean_entity.dart';
import 'package:bbyyy/https/MyDio.dart';
import 'package:bbyyy/my_tools/event_bus.dart';

import 'const.dart';
import 'dims.dart';
import 'easy_loading/easy_loading.dart';

class PopUpQueue {
  PopUpQueue._internal();

  static PopUpQueue _singleton = PopUpQueue._internal();

  factory PopUpQueue() => _singleton;
  List<CouponBeanDataData> coupon = [];
  var nsqData = [];
  bool onShow = true;
  showNext(){
    print('=========================');
    print(onShow);
    print(nsqData.length);
    print(coupon.length);
    print('=========================');
    if(onShow){
      return;
    }
    if(nsqData.isNotEmpty){
      if(nsqData[0] is NewOrderBeanEntity){
        checkOrder(nsqData[0]);

      }else if(nsqData[0] is SystemInformationBeanEntity){
        onShow = true;
        EventBus().emit('systemInformation',nsqData[0]);
        nsqData.removeAt(0);
      }
    }
    else if(coupon.isNotEmpty){
      onShow = true;
      EventBus().emit('hasCoupon',coupon[0]);
      coupon.clear();
    }
    else{
      EasyLoading.dismiss();
    }
  }

  void checkOrder(NewOrderBeanEntity data) {
    MyDio().query({ "key": "order",
      "filters": {
        "conditions": [
          'uid == ${data.content.uID}'
        ]
      },
      "dims": orderDims,
      "paging": [1, 20]
    }, (response, hasError) {
      if (!hasError) {
        SmartOrderBeanEntity entity = SmartOrderBeanEntity
            .fromJson(json.decode(response.data.toString()));
        if(entity.data.data[0].state==orderStateUnpaid){
          onShow = true;
          EventBus().emit('hasNewOrder', nsqData[0]);
          nsqData.removeAt(0);
        }else{
          nsqData.removeAt(0);
        }
      }
    }, (error) {
      nsqData.removeAt(0);
    });
  }
}