Flutter从api获取VideoPlayerController url

dependencies:
  video_player: ^2.2.5

import 'package:flutter/material.dart';
import 'package:video_player/video_player.dart';
import 'package:dio/dio.dart';

class VideoPlayerPage extends StatefulWidget {
  @override
  _VideoPlayerPageState createState() => _VideoPlayerPageState();
}

class _VideoPlayerPageState extends State<VideoPlayerPage> {
  VideoPlayerController _controller;

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

  void _loadVideoUrl() async {
    try {
      // 发起网络请求获取视频URL
      Response response = await Dio().get('API_URL');
      String videoUrl = response.data['videoUrl'];

      // 创建VideoPlayerController对象
      _controller = VideoPlayerController.network(videoUrl)
        ..initialize().then((_) {
          setState(() {});
        });
    } catch (e) {
      print('Failed to load video: $e');
    }
  }

  @override
  void dispose() {
    super.dispose();
    _controller.dispose();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text('Video Player'),
      ),
      body: _controller != null && _controller.value.isInitialized
          ? AspectRatio(
              aspectRatio: _controller.value.aspectRatio,
              child: VideoPlayer(_controller),
            )
          : Container(),
      floatingActionButton: FloatingActionButton(
        onPressed: () {
          setState(() {
            _controller.value.isPlaying
                ? _controller.pause()
                : _controller.play();
          });
        },
        child: Icon(
          _controller != null && _controller.value.isPlaying
              ? Icons.pause
              : Icons.play_arrow,
        ),
      ),
    );
  }
}