flutter/lib/pages/my/merchant/balance/balance.dart

// 钱包页面
import 'package:easy_refresh/easy_refresh.dart';
import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:loopin/IM/controller/im_user_info_controller.dart';
import 'package:loopin/behavior/custom_scroll_behavior.dart';
import 'package:loopin/components/empty_tip.dart';
import 'package:loopin/pages/my/merchant/balance/controller.dart';
import 'package:loopin/utils/index.dart';

class Balance extends StatefulWidget {
  const Balance({super.key});

  @override
  State<Balance> createState() => _BalanceState();
}

class _BalanceState extends State<Balance> {
  final controller = Get.find<BalanceController>();

  @override
  void dispose() {
    Get.delete<BalanceController>();
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: Text("我的余额")),
      body: ScrollConfiguration(
        behavior: CustomScrollBehavior().copyWith(scrollbars: false),
        child: Column(
          children: [
            // 上半部分：余额 + 充值
            Container(
              padding: const EdgeInsets.all(16),
              color: Colors.blueAccent,
              width: double.infinity,
              child: Obx(() {
                final ctl = Get.find<ImUserInfoController>();
                final role = ctl.role.value;
                final isLeader = Utils.hasRole(role, 5);
                return Column(
                  crossAxisAlignment: CrossAxisAlignment.start,
                  children: [
                    const Text(
                      "钱包余额",
                      style: TextStyle(color: Colors.white, fontSize: 16),
                    ),
                    const SizedBox(height: 8),
                    Text(
                      "¥ ${controller.balance.value.toStringAsFixed(2)}",
                      style: const TextStyle(
                        color: Colors.white,
                        fontSize: 28,
                        fontWeight: FontWeight.bold,
                      ),
                    ),
                    // if (isLeader) const SizedBox(height: 12),
                    Row(
                      children: [
                        ElevatedButton(
                          onPressed: () {
                            // 加充值
                            controller.recharge(money: '0.1');
                            // http
                          },
                          style: ElevatedButton.styleFrom(
                            backgroundColor: Colors.orange,
                          ),
                          child: const Text("充值"),
                        ),
                        SizedBox(width: 20),
                        //
                        ElevatedButton(
                          onPressed: () {
                            // 提现
                            // controller.recharge(money: '0.1');
                            controller.withDraw(money: '1000');
                            // http
                          },
                          style: ElevatedButton.styleFrom(
                            backgroundColor: Colors.orange,
                          ),
                          child: const Text("提现"),
                        ),
                      ],
                    ),
                  ],
                );
              }),
            ),

            // 下半部分：流水记录分页列表
            Expanded(
              child: EasyRefresh.builder(
                callLoadOverOffset: 20, //触底距离
                callRefreshOverOffset: 20, // 下拉距离
                header: ClassicHeader(
                  dragText: '下拉刷新',
                  armedText: '释放刷新',
                  readyText: '加载中...',
                  processingText: '加载中...',
                  processedText: '加载完成',
                  failedText: '加载失败，请重试',
                  messageText: '最后更新于 %T',
                ),
                footer: ClassicFooter(
                  dragText: '加载更多',
                  armedText: '释放加载',
                  readyText: '加载中...',
                  processingText: '加载中...',
                  processedText: '加载完成',
                  noMoreText: '没有更多了～',
                  failedText: '加载失败，请重试',
                  messageText: '最后更新于 %T',
                ),

                onRefresh: () async {
                  await controller.getData(reset: true);
                },
                onLoad: () async {
                  if (controller.hasMore.value) {
                    await controller.getData();
                    return controller.hasMore.value ? IndicatorResult.success : IndicatorResult.noMore;
                  }
                },
                childBuilder: (context, physics) {
                  return Obx(
                    () {
                      // 数据加载中
                      if (controller.isLoading.value && controller.data.isEmpty) {
                        return Center(
                          child: CircularProgressIndicator(),
                        );
                      }
                      //空
                      if (controller.data.isEmpty) {
                        return EmptyTip();
                      }
                      return ListView.builder(
                        physics: physics,
                        itemCount: controller.data.length,
                        itemBuilder: (context, index) {
                          final tx = controller.data[index];

                          return ListTile(
                            title: Text(tx.source),
                            subtitle: Text(tx.createTime),
                            trailing: Text(
                              "变动金额：${tx.changeType == 1 ? '+' : '-'}${tx.changeAmount}${tx.id}", // 变动金额
                              style: TextStyle(
                                fontWeight: FontWeight.bold,
                                color: tx.changeType == 1 ? Colors.green : Colors.red,
                              ),
                            ),
                          );
                        },
                      );
                    },
                  );
                },
              ),
            ),
          ],
        ),
      ),
    );
  }
}