import 'dart:convert';
import 'dart:math';

import 'package:bbyyy/beans/alipay_result_bean_entity.dart';
import 'package:bbyyy/beans/goods_bean_entity.dart';
import 'package:bbyyy/beans/my_shop_bean_entity.dart';
import 'package:bbyyy/beans/new_order_bean_entity.dart';
import 'package:bbyyy/beans/pay_by_alipay_bean_entity.dart';
import 'package:bbyyy/beans/smart_order_bean_entity.dart';
import 'package:bbyyy/beans/user_balance_entity.dart';
import 'package:bbyyy/https/MyDio.dart';
import 'package:bbyyy/https/my_request.dart';
import 'package:bbyyy/my_tools/const.dart';
import 'package:bbyyy/my_tools/dims.dart';
import 'package:bbyyy/my_tools/easy_loading/easy_loading.dart';
import 'package:bbyyy/my_tools/event_bus.dart';
import 'package:bbyyy/my_tools/my_colors.dart';
import 'package:bbyyy/my_tools/my_cookie.dart';
import 'package:bbyyy/my_tools/my_tools.dart';
import 'package:bbyyy/my_tools/my_views.dart';
import 'package:bbyyy/paegs/chat_page/chat_page.dart';
import 'package:bbyyy/paegs/gang_page/gang_in_page/pay_to_the_helper_page/pay_to_the_helper_page.dart';
import 'package:bbyyy/pay/pay_tools.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutter_slidable/flutter_slidable.dart';
import 'package:flutter_svg/svg.dart';
import 'package:pull_to_refresh/pull_to_refresh.dart';
import 'package:tobias/tobias.dart';

import 'gang_information_page/gang_information_page.dart';

class GangInPage extends StatefulWidget {
  MyShopBeanDataData data;
  NewOrderBeanContent order;

  GangInPage(this.data, this.order);

  @override
  _GangInPageState createState() => _GangInPageState();
}

class _GangInPageState extends State<GangInPage> {
  int selectedIndex = 0;
  RefreshController controller = RefreshController(initialRefresh: true);
  int page = 1;

  _GangInPageState();

  List<GoodsBeanDataData> goods = [];
  List<SmartOrderBeanDataData> orders = [];

  @override
  void initState() {
    // TODO: implement initState
    super.initState();
    EventBus().on('payAnOrder', (arg) {
      controller.requestRefresh();
    });
    EventBus().on('reNoPayOrder', (arg) {
      controller.requestRefresh();
    });
    Future.delayed(Duration.zero, () {
      if (widget.order != null) {
        setState(() {
          selectedIndex = 2;
          payTheOrder();
        });
      }
    });
    if (widget.data.ownerUid == MyCookie().getUID()) {
      selectedIndex = 1;
    }
  }

  @override
  void dispose() {
    // TODO: implement dispose
    super.dispose();
    EventBus().off('payAnOrder');
    EventBus().off('reNoPayOrder');
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: Column(
        children: [
          MyViews().myAppBar(widget.data.shopName, context, [
            IconButton(
                icon: Icon(Icons.more_horiz),
                onPressed: () {
                  MyTools()
                      .toPage(context, GangInformationPage(widget.data), (then) {
                        if(then=='删除货帮'){
                          Navigator.pop(context,'删除货帮');
                        }
                  });
                })
          ]),
          Visibility(
            visible: widget.data.privateShop||widget.data.ownerUid==MyCookie().getUID(),
            child: Container(
              height: 40,
              color: Colors.white,
              child: Row(
                children: [
                  GestureDetector(
                    onTap: () {
                      setState(() {
                        selectedIndex = 0;
                        controller.requestRefresh();
                      });
                    },
                    behavior: HitTestBehavior.translucent,
                    child: Padding(
                      padding: EdgeInsets.only(left: 10, right: 10),
                      child: Column(
                        children: [
                          Text(
                            '货帮商品',
                            style: TextStyle(
                                color: selectedIndex == 0
                                    ? MyColors.cFF4233
                                    : MyColors.c666666,
                                fontSize: 15),
                          ),
                          Container(
                            height: 10,
                            child: Visibility(
                              child: SvgPicture.asset('images/svg/tab.svg'),
                              visible: selectedIndex == 0,
                            ),
                          )
                        ],
                        mainAxisAlignment: MainAxisAlignment.end,
                      ),
                    ),
                  ),
                  GestureDetector(
                    onTap: () {
                      setState(() {
                        selectedIndex = 1;
                        controller.requestRefresh();
                      });
                    },
                    behavior: HitTestBehavior.translucent,
                    child: Padding(
                      padding: EdgeInsets.only(left: 10, right: 10),
                      child: Column(
                        children: [
                          Text(
                            widget.data.ownerUid == MyCookie().getUID()
                                ? '未付订单'
                                : '未收订单',
                            style: TextStyle(
                                color: selectedIndex == 1
                                    ? MyColors.cFF4233
                                    : MyColors.c666666,
                                fontSize: 15),
                          ),
                          Container(
                            height: 10,
                            child: Visibility(
                              child: SvgPicture.asset('images/svg/tab.svg'),
                              visible: selectedIndex == 1,
                            ),
                          )
                        ],
                        mainAxisAlignment: MainAxisAlignment.end,
                      ),
                    ),
                  ),
                  GestureDetector(
                    onTap: () {
                      setState(() {
                        selectedIndex = 2;
                        controller.requestRefresh();
                      });
                    },
                    behavior: HitTestBehavior.translucent,
                    child: Padding(
                      padding: EdgeInsets.only(left: 10, right: 10),
                      child: Column(
                        children: [
                          Text(
                            widget.data.ownerUid == MyCookie().getUID()
                                ? '已付订单'
                                : '未付订单',
                            style: TextStyle(
                                color: selectedIndex == 2
                                    ? MyColors.cFF4233
                                    : MyColors.c666666,
                                fontSize: 15),
                          ),
                          Container(
                            height: 10,
                            child: Visibility(
                              child: SvgPicture.asset('images/svg/tab.svg'),
                              visible: selectedIndex == 2,
                            ),
                          )
                        ],
                        mainAxisAlignment: MainAxisAlignment.end,
                      ),
                    ),
                  )
                ],
                mainAxisAlignment: MainAxisAlignment.spaceAround,
              ),
            ),
          ),
          body(),
          SafeArea(
            top: false,
            child: Container(
              padding: EdgeInsets.symmetric(horizontal: 37),
              color: Colors.white,
              width: double.infinity,
              height: 60,
              child: Row(
                children: [
                  Expanded(
                    child: GestureDetector(
                      onTap: () {
                        queryShopMembers();
                      },
                      behavior: HitTestBehavior.translucent,
                      child: Container(
                          decoration: BoxDecoration(
                              borderRadius: BorderRadius.only(
                                topLeft: Radius.circular(20),
                                bottomLeft: Radius.circular(20),
                              ),
                              border: Border.all(
                                  color: MyColors.cFF4233, width: 1)),
                          height: 40,
                          child: MyViews().myText('联系帮主', MyColors.cFF4233, 14),
                          alignment: Alignment.center),
                    ),
                  ),
                  Expanded(
                    child: GestureDetector(
                      onTap: () {
                        MyTools().toPage(
                            context, PayToTheHelperPage(widget.data), (then) {});
                      },
                      behavior: HitTestBehavior.translucent,
                      child: Container(
                          decoration: BoxDecoration(
                              borderRadius: BorderRadius.only(
                                topRight: Radius.circular(20),
                                bottomRight: Radius.circular(20),
                              ),
                              color: MyColors.cFF4233),
                          height: 40,
                          child: MyViews().myText('到店付款', Colors.white, 14),
                          alignment: Alignment.center),
                    ),
                  )
                ],
              ),
            ),
          )
        ],
      ),
    );
  }

  body() {
    if (selectedIndex == 0) {
      return Expanded(
        child: SmartRefresher(
          controller: controller,
          onRefresh: onRefresh,
          onLoading: onLoading,
          enablePullDown: true,
          enablePullUp: true,
          child: goods.length == 0
              ? noData()
              : GridView.builder(
                  gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
                      crossAxisCount: 2, //每行三列
                      childAspectRatio: 164 / 261, //显示区域宽高相等
                      mainAxisSpacing: 8,
                      crossAxisSpacing: 8),
                  itemCount: goods.length,
                  padding:
                      EdgeInsets.only(left: 14, right: 14, top: 14, bottom: 65),
                  itemBuilder: (context, index) {
                    return MyViews().getGoodsItem(goods[index], context);
                  }),
        ),
      );
    } else if (selectedIndex == 1) {
      return Expanded(
        child: SmartRefresher(
          controller: controller,
          onRefresh: onRefresh,
          onLoading: onLoading,
          enablePullDown: true,
          enablePullUp: true,
          child: orders.length == 0
              ? noData()
              : ListView.builder(
                  itemBuilder: (c, index) {
                    return Slidable(
                      child:
                          MyViews().getNoPayGoodsItem(orders[index], context,widget.data.ownerUid),
                      actionPane: SlidableDrawerActionPane(),
                      enabled: widget.data.ownerUid == MyCookie().getUID(),
                      actionExtentRatio: 0.25,
                      secondaryActions: <Widget>[
                        SlideAction(
                          child: Container(
                            child: Container(
                              decoration: BoxDecoration(
                                borderRadius: BorderRadius.circular(30),
                                color: MyColors.cFF4233,
                              ),
                              height: 60,width: 60,
                              child: SvgPicture.asset('images/svg/del.svg',height: 40,width: 40,),
                              alignment: Alignment.center,
                            ),
                          ),
                          onTap: (){
                            showSimpleDialog('将删除订单（${orders[index].uid}）', context, (){
                              Navigator.pop(context);
                              deleteOrder(orders[index]);
                            });
                          },
                        )
                      ],
                    );
                  },
                  itemCount: orders.length,
                  padding: EdgeInsets.only(left: 10, right: 10, top: 10),
                ),
        ),
      );
    } else if (selectedIndex == 2) {
      return Expanded(
        child: SmartRefresher(
          controller: controller,
          onRefresh: onRefresh,
          onLoading: onLoading,
          enablePullDown: true,
          enablePullUp: true,
          child: orders.length == 0
              ? noData()
              : ListView.builder(
                  itemBuilder: (c, index) {
                    return MyViews().getNoPayGoodsItem(orders[index], context,widget.data.ownerUid);
                  },
                  itemCount: orders.length,
                  padding: EdgeInsets.only(left: 10, right: 10, top: 10),
                ),
        ),
      );
    } else {
      return noData();
    }
  }

  void onRefresh() {
    page = 1;
    if (selectedIndex == 0) {
      queryProducts();
    } else if (selectedIndex == 1) {
      unreceivedOrder();
    } else {
      unpaidOrder();
    }
  }

  void onLoading() {
    page++;
    if (selectedIndex == 0) {
      queryProducts();
    } else if (selectedIndex == 1) {
      unreceivedOrder();
    } else {
      unpaidOrder();
    }
  }

  //查询商品
  void queryProducts() {
    MyDio().query({
      "key": "commodity",
      "filters": {
        "conditions": ["shop_uid == ${widget.data.shopUid}","on_sale == true"]
      },
      "dims": commodityDims,
      "paging": [page, 20]
    }, (response, hasError) {
      if (!hasError) {
        GoodsBeanEntity entity =
            GoodsBeanEntity().fromJson(json.decode(response.data.toString()));
        if (page == 1) {
          goods.clear();
        }
        goods.addAll(entity.data.data);
      }
      setState(() {
        endRe(controller);
      });
    }, (error) {
      setState(() {
        endRe(controller);
      });
    });
  }

  //查询未收订单
  void unreceivedOrder() {
    var conditions = [];
    if (widget.data.ownerUid == MyCookie().getUID()) {
      conditions.add('state == $orderStateUnpaid');
      conditions.add('shop_uid == ${widget.data.shopUid}');
    } else {
      conditions.add('state == $orderStateUnpaid');
      conditions.add('shop_uid == ${widget.data.shopUid}');
      conditions.add('seller_uid == ${MyCookie().getUID()}');
    }
    MyDio().query({
      "key": "order",
      "filters": {"conditions": conditions},
      "dims": orderDims,
      "paging": [page, 20],
      "order_by": ["create_time,DESC"]
    }, (response, hasError) {
      if (!hasError) {
        SmartOrderBeanEntity entity = SmartOrderBeanEntity()
            .fromJson(json.decode(response.data.toString()));
        if (page == 1) {
          orders.clear();
        }
        orders.addAll(entity.data.data);
        setState(() {});
      }
      endRe(controller);
    }, (error) {});
  }

  //查询未付订单
  void unpaidOrder() {
    var conditions = [];
    if (widget.data.ownerUid == MyCookie().getUID()) {
      conditions.add('state == $orderStatePaid');
      conditions.add('shop_uid == ${widget.data.shopUid}');
    } else {
      conditions.add('state == $orderStateUnpaid');
      conditions.add('shop_uid == ${widget.data.shopUid}');
      conditions.add('buyer_name LIKE ${MyCookie().getName()}');
    }
    MyDio().query({
      "key": "order",
      "filters": {"conditions": conditions},
      "dims": orderDims,
      "paging": [page, 20],
      "order_by": ["create_time,DESC"]
    }, (response, hasError) {
      if (!hasError) {
        SmartOrderBeanEntity entity = SmartOrderBeanEntity()
            .fromJson(json.decode(response.data.toString()));
        if (page == 1) {
          orders.clear();
        }
        orders.addAll(entity.data.data);
        setState(() {});
      }
      endRe(controller);
    }, (error) {});
  }

  payTheOrder() {
    SmartOrderBeanDataData data = SmartOrderBeanDataData();
    data.sellerUid = widget.order.sellerUID;
    data.sellerName = widget.order.sellerName;
    data.sellerPic = widget.order.sellerPic;
    data.buyerUid = 0;
    data.buyerName = widget.order.buyerName;
    data.buyerPic = '';
    data.amount = widget.order.amount;
    data.uid = widget.order.uID;
    showPayDialog(data,context,(){
      Navigator.pop(context);
      getUserWalletBalance((re, hE) {
        if (!hE) {
          UserBalanceEntity balance =
          UserBalanceEntity()
              .fromJson(json.decode(re
              .data
              .toString()));
          if (balance.data >=
              widget.order.amount) {
            payOrder(
                payWayWallet, widget.order.uID,
                    (re, hE) {
                  if (!hE) {
                    showToast('支付成功');
                    EventBus()
                        .emit('payAnOrder');
                  }
                }, (e) {}, context);
          } else {
            payOrder(
                payWayAliPay, widget.order.uID,
                    (re, hE) {
                  if (!hE) {
                    PayByAlipayBeanEntity
                    entity =
                    PayByAlipayBeanEntity()
                        .fromJson(
                        json.decode(re
                            .data
                            .toString()));
                    EventBus().on(
                        'alipayPaymentCallback',
                            (arg) {
                          EventBus().off(
                              'alipayPaymentCallback');
                          EasyLoading.dismiss();
                          showToast('支付成功');
                          EventBus().emit(
                              'reNoPayOrder');
                        });
                    print(entity.data);
                    EasyLoading.instance
                      ..contentPadding =
                      EdgeInsets
                          .symmetric(
                          horizontal:
                          20,
                          vertical:
                          12)
                      ..alignment =
                          Alignment.center
                      ..contentMargin =
                      EdgeInsets.all(20);
                    EasyLoading.show();
                    aliPay(entity.data)
                        .then((value) {
                      print(
                          json.encode(value));
                      AlipayResultBeanEntity
                      e =
                      AlipayResultBeanEntity()
                          .fromJson(json
                          .decode(json
                          .encode(
                          value)));
                      try {
                        int r = int.parse(
                            e.resultStatus);
                        if (r == 9000) {
                          showToast('支付成功');
                        } else {
                          showToast(
                              aliPayResultStatus(
                                  r));
                          resetOrder(
                              widget.order.uID);
                        }
                      } catch (e) {
                        EasyLoading.dismiss();
                      }
                    });
                    // EventBus().emit('payAnOrder');
                  }
                }, (e) {}, context);
            // showToast('积分余额不足');
          }
        }
      }, (e) {}, context);
    });
    // showDialog(
    //   context: context,
    //   builder: (BuildContext context) {
    //     return Center(
    //       child: Container(
    //         decoration: BoxDecoration(
    //             color: Colors.white,
    //             borderRadius: BorderRadius.all(Radius.circular(8))),
    //         child: Column(
    //           children: [
    //             Expanded(
    //               child: Center(
    //                 child: Padding(
    //                   padding: const EdgeInsets.only(left: 15, right: 15),
    //                   child: Column(
    //                     children: [
    //                       Text(
    //                         '确认支付订单（${widget.order.uID}）',
    //                         style: TextStyle(
    //                             color: MyColors.c333333,
    //                             fontSize: 16,
    //                             fontWeight: FontWeight.normal,
    //                             decoration: TextDecoration.none),
    //                       ),
    //                       Text(
    //                         '付款人:${widget.order.buyerName}',
    //                         style: TextStyle(
    //                             color: MyColors.c333333,
    //                             fontSize: 16,
    //                             fontWeight: FontWeight.normal,
    //                             decoration: TextDecoration.none),
    //                       ),
    //                       Text(
    //                         '收款人:${widget.order.sellerName}',
    //                         style: TextStyle(
    //                             color: MyColors.c333333,
    //                             fontSize: 16,
    //                             fontWeight: FontWeight.normal,
    //                             decoration: TextDecoration.none),
    //                       ),
    //                     ],
    //                     mainAxisAlignment: MainAxisAlignment.center,
    //                   ),
    //                 ),
    //               ),
    //             ),
    //             Container(
    //               height: 0.5,
    //               color: MyColors.cE7E7E7,
    //             ),
    //             Row(
    //               children: [
    //                 Expanded(
    //                     child: GestureDetector(
    //                   onTap: () {
    //                     Navigator.pop(context);
    //                   },
    //                   behavior: HitTestBehavior.translucent,
    //                   child: Container(
    //                     alignment: Alignment.center,
    //                     height: 55,
    //                     child: Text(
    //                       '取消',
    //                       style: TextStyle(
    //                           color: MyColors.c999999,
    //                           fontSize: 16,
    //                           fontWeight: FontWeight.normal,
    //                           decoration: TextDecoration.none),
    //                     ),
    //                   ),
    //                 )),
    //                 Container(
    //                   width: 0.5,
    //                   height: 55,
    //                   color: MyColors.cE7E7E7,
    //                 ),
    //                 Expanded(
    //                   child: GestureDetector(
    //                     onTap: () async {
    //                       Navigator.pop(context);
    //                       getUserWalletBalance((re, hE) {
    //                         if (!hE) {
    //                           UserBalanceEntity balance = UserBalanceEntity()
    //                               .fromJson(json.decode(re.data.toString()));
    //                           if (balance.data >= widget.order.amount) {
    //                             payOrder(payWayWallet, widget.order.uID,
    //                                 (re, hE) {
    //                               if (!hE) {
    //                                 showToast('支付成功');
    //                                 EventBus().emit('payAnOrder');
    //                               }
    //                             }, (e) {}, context);
    //                           } else {
    //                             payOrder(payWayAliPay, widget.order.uID,
    //                                 (re, hE) {
    //                               if (!hE) {
    //                                 PayByAlipayBeanEntity entity =
    //                                     PayByAlipayBeanEntity().fromJson(
    //                                         json.decode(re.data.toString()));
    //                                 EventBus().on('alipayPaymentCallback',
    //                                     (arg) {
    //                                   EventBus().off('alipayPaymentCallback');
    //                                   EasyLoading.dismiss();
    //                                   showToast('支付成功');
    //                                   EventBus().emit('reNoPayOrder');
    //                                 });
    //                                 print(entity.data);
    //                                 EasyLoading.instance
    //                                   ..contentPadding = EdgeInsets.symmetric(
    //                                       horizontal: 20, vertical: 12)
    //                                   ..alignment = Alignment.center
    //                                   ..contentMargin = EdgeInsets.all(20);
    //                                 EasyLoading.show();
    //                                 aliPay(entity.data).then((value) {
    //                                   print(json.encode(value));
    //                                   AlipayResultBeanEntity e =
    //                                       AlipayResultBeanEntity().fromJson(
    //                                           json.decode(json.encode(value)));
    //                                   try {
    //                                     int r = int.parse(e.resultStatus);
    //                                     if (r == 9000) {
    //                                       showToast('支付成功');
    //                                     } else {
    //                                       showToast(aliPayResultStatus(r));
    //                                       resetOrder(widget.order.uID);
    //                                     }
    //                                   } catch (e) {
    //                                     EasyLoading.dismiss();
    //                                   }
    //                                 });
    //                                 // EventBus().emit('payAnOrder');
    //                               }
    //                             }, (e) {}, context);
    //                             // showToast('积分余额不足');
    //                           }
    //                         }
    //                       }, (e) {}, context);
    //                     },
    //                     behavior: HitTestBehavior.translucent,
    //                     child: Container(
    //                       alignment: Alignment.center,
    //                       height: 55,
    //                       child: Text(
    //                         '确定',
    //                         style: TextStyle(
    //                             color: MyColors.cFF4233,
    //                             fontSize: 16,
    //                             fontWeight: FontWeight.normal,
    //                             decoration: TextDecoration.none),
    //                       ),
    //                     ),
    //                   ),
    //                 ),
    //               ],
    //             )
    //           ],
    //         ),
    //         height: 200,
    //         margin: EdgeInsets.only(left: 48, right: 48),
    //       ),
    //     );
    //   },
    // );
  }

  List<MyShopBeanDataData> member = [];
  List<MyShopBeanDataData> helper = [];

  queryShopMembers() {
    MyDio().query({
      "key": "shop_user",
      "filters": {
        "conditions": ["shop_uid==${widget.data.shopUid}", "review_state==1"]
      },
      "dims": shopUserDims,
      "paging": [1, 2000]
    }, (response, hasError) {
      if (!hasError) {
        MyShopBeanEntity entity =
            MyShopBeanEntity().fromJson(json.decode(response.data.toString()));
        member = entity.data.data;
        helper.clear();
        member.forEach((element) {
          if (element.role == shopUserStaff) {
            helper.add(element);
          }
        });
        MyShopBeanDataData chatWith;

        if (helper.length == 0) {
          chatWith = member[
              member.indexWhere((element) => element.role == shopUserOwner)];
        } else {
          chatWith = helper[Random().nextInt(helper.length)];
        }
        MyTools().toPage(context, ChatPage(chatWith, null), (then) {});
      }
    }, (error) {});
  }

  void deleteOrder(SmartOrderBeanDataData order) {
    MyDio().del({
      'key': 'order',
      'ids': [order.id]
    }, (response, hasError) {
      if (!hasError) {
        orders.remove(order);
        setState(() {});
      }
    }, (error) {});
  }
}