import 'package:flutter/material.dart';
import 'dart:async';

import 'package:flutter/services.dart';
import 'package:terra/terra.dart';

void main() {
  runApp(const MyApp());
}

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

  @override
  State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  String _platformVersion = 'Unknown';
  final _terraPlugin = Terra();

  @override
  void initState() {
    super.initState();
    initPlatformState();
  }

  // Platform messages are asynchronous, so we initialize in an async method.
  Future<void> initPlatformState() async {
    String platformVersion;
    // Platform messages may fail, so we use a try/catch PlatformException.
    // We also handle the message potentially returning null.
    try {
      platformVersion =
          await _terraPlugin.getPlatformVersion() ?? 'Unknown platform version';
    } on PlatformException {
      platformVersion = 'Failed to get platform version.';
    }

    // If the widget was removed from the tree while the asynchronous platform
    // message was in flight, we want to discard the reply rather than calling
    // setState to update our non-existent appearance.
    if (!mounted) return;

    setState(() {
      _platformVersion = platformVersion;
    });
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: const Text('Plugin example app'),
        ),
        body: Center(
          child: Column(
            children: [
              Text('Running on: $_platformVersion\n'),
              ElevatedButton(
                  onPressed: () async {
                    var deviceCount = await Terra.openAllDevices();
                    print("设备数量：$deviceCount");
                  },
                  child: const Text("连接设备")
              ),
              ElevatedButton(
                  onPressed: () async {
                    var closeResult = await Terra.closeAllDevices();
                    print("关闭设备结果：$closeResult");
                  },
                  child: const Text("关闭所有设备")
              ),
              ElevatedButton(
                  onPressed: () async {
                    var sn = await Terra.getDeviceSn();
                    print("设备SN：$sn");
                  },
                  child: const Text("获取设备SN")
              ),
              ElevatedButton(
                  onPressed: () async {
                    var res = await Terra.setIntegrationTime(10.00);
                    print("设置积分时间结果：$res");
                  },
                  child: const Text("设置积分时间")
              ),
              ElevatedButton(
                  onPressed: () async {
                    var res = await Terra.setAverageTimes(3);
                    print("设置平均次数结果：$res");
                  },
                  child: const Text("设置平均次数")
              ),
              ElevatedButton(
                  onPressed: () async {
                    var res = await Terra.setTriggerMode(0);
                    print("设置触发模式：$res");
                  },
                  child: const Text("设置触发模式")
              ),
              ElevatedButton(
                  onPressed: () async {
                    var res = await Terra.isConnect();
                    print("是否连接：$res");
                  },
                  child: const Text("是否连接")
              ),
              ElevatedButton(
                  onPressed: () async {
                    var spectrum = await Terra.getRamanSpectrum();
                    print("光谱：$spectrum");
                  },
                  child: const Text("获取光谱（处理后的光谱）")
              ),
              ElevatedButton(
                  onPressed: () async {
                    var registerRes = await Terra.ramanMatchRegister();
                    print("注册结果：$registerRes");
                  },
                  child: const Text("算法注册")
              ),
            ],
          ),
        ),
      ),
    );
  }
}