pile_nav_new/lib/pages/task/task_page.dart

import 'dart:convert';
import 'dart:developer';
import 'dart:io';

import 'package:cpnav/main.dart';
import 'package:cpnav/pages/task/info.dart';
import 'package:cpnav/pages/task/model.dart';
import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:scence_map/controllers/controller.dart';
import 'package:scence_map/record_entity.dart';
import 'package:scence_map/scence_map.dart';
import '../pass_track/controller.dart';
import '../pass_track/view.dart';

import 'taskcontroller.dart';
import 'package:path_provider/path_provider.dart';

final ScenceMapController mapcontroller = Get.find<ScenceMapController>();
final pscontroller = Get.put(PassTrackController());
final TaskController taskcontroller = Get.find<TaskController>();

// class TaskPage extends StatelessWidget {
class TaskPage extends StatefulWidget {
  const TaskPage({super.key});

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

class TaskPageState extends State<TaskPage> {
  @override
  void initState() {
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
//  final mediaQueryData = MediaQueryData.fromView(View.of(context)); //获取当前屏幕信息
    // final orientation = mediaQueryData.orientation; //获得设备方向
    // bool isPortrait = Orientation.portrait == orientation ? true : false;

    return ScenceMapView(
      onUpdate: (Offset center, double scale, double rotation) {
        log("center:$center scale:$scale rotation:$rotation");
      },
      forGroundPainter: appcontroller.currentIndex.value == 1
          ? BorderPainter(pscontroller)
          : null,
      onUpdatePilePoint:
          (RecordEntity? selectedPilePoint, double scale, double rotation) {
        log("selectedPilePoint:$selectedPilePoint scale:$scale rotation:$rotation");
      },
      children: const [],
    );
  }
}

class TaskManagePage extends GetView<TaskController> {
  const TaskManagePage({super.key});

  @override
  Widget build(BuildContext context) {
    final size = MediaQuery.of(context).size;
    return OrientationBuilder(builder: ((context, orientation) {
      return Stack(
        children: [
          SizedBox(
            height: size.height * 0.8,
            child: SingleChildScrollView(
              padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 5),
              child: Obx(() {
                controller.updateCount;
                List<Widget> children = [];
                if (controller.taskList.isEmpty) {
                  children.add(Container(
                      width: 120,
                      margin: EdgeInsets.symmetric(
                          horizontal: size.width * .4,
                          vertical: size.height * 0.4),
                      child: const FloatingActionButton(
                          onPressed: null, child: Text('暂无任务'))));
                } else {
                  for (int i = 0; i < controller.taskList.length; i++) {
                    Widget child =
                        TaskItemPage(taskInfo: controller.taskList[i]);
                    children.add(child);
                  }
                }
                return Column(
                  children: children,
                );
              }),
            ),
          ),
          Positioned(
              bottom: 5,
              right: 5,
              child: Row(
                children: [
                  ElevatedButton(
                      onPressed: () {
                        controller.updateCount++;
                      },
                      child: const Text("同步")),
                  const SizedBox(width: 10),
                  ElevatedButton(
                    onPressed: () => addDialog(context),
                    child: const Text("新增"),
                  ),
                ],
              ))
        ],
      );
    }));
  }

  addDialog(context) {
    // 点击新增按钮时显示弹窗
    TaskItem addTask = TaskItem(
        list: [],
        name: "  ",
        id: 0,
        utc: 0,
        originLabel: "本地",
        workTotal: 0,
        centerPileInfo: CenterPileInfo(
          x: 0,
          y: 0,
        ));
    TextEditingController taskController =
        TextEditingController(text: addTask.name.toString());
    showDialog(
      context: context,
      builder: (BuildContext context) {
        return AlertDialog(
          title: const Text("新增任务"),
          content: SizedBox(
            height: 100,
            child: Column(
              children: [
                TextField(
                  keyboardType: TextInputType.emailAddress,
                  controller: taskController,
                  decoration: const InputDecoration(
                    hintText: '任务名称',
                    prefixText: '任务名称:',
                    border: InputBorder.none,
                    labelStyle: TextStyle(
                        fontSize: 16, color: Color.fromARGB(164, 75, 73, 73)),
                  ),
                )
              ],
            ),
          ),
          actions: <Widget>[
            TextButton(
              onPressed: () {
                Navigator.of(context).pop(); // 关闭弹窗
              },
              child: const Text("取消"),
            ),
            TextButton(
              onPressed: () async {
                addTask.name = taskController.text.trim();
                addTask.utc = DateTime.now().millisecondsSinceEpoch ~/ 1000;
                final directory = await getApplicationDocumentsDirectory();
                final filePath = '${directory.path}/tasks/${addTask.utc}.json';
                final file = File(filePath);
                final folder = Directory('${directory.path}/tasks');
                await folder.create(recursive: true);
                String jsonString = jsonEncode(addTask.toJson());

                // 写入 JSON 字符串到文件
                await file.writeAsString(jsonString);
                controller.taskList.add(addTask);
                controller.updateCount++;
                // ignore: use_build_context_synchronously
                Navigator.of(context).pop();
              },
              child: const Text("确定"),
            ),
          ],
        );
      },
    );
  }
}