aliyun_log_dart_sdk 0.0.1-dev.1

Aliyun Log Service for dart & flutter.

example/lib/main.dart

import 'dart:ui';

import 'package:intl/intl.dart';
import 'package:flutter/material.dart';
import 'package:aliyun_log_dart_sdk/aliyun_log_dart_sdk.dart';

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

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

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

class _MyAppState extends State<MyApp> {
  DateFormat formatter = DateFormat('HH:mm:ss SSS');
  AliyunLogDartSdk? _aliyunLogSdk;
  String _consoleText = '';

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

    if (!mounted) return;
    print("application started.");
  }

  void print(String message) {
    setState(() {
      _consoleText += '${formatter.format(DateTime.now())}: ';
      _consoleText += message;
      _consoleText += '\n';
    });
  }

  void _initProducer() {
    LogProducerConfiguration configuration = LogProducerConfiguration(
        endpoint: 'https://cn-hangzhou.log.aliyuncs.com', project: 'yuanbo-test-1', logstore: 'test');
    configuration.accessKeyId = '';
    configuration.accessKeySecret = '';
    _aliyunLogSdk = AliyunLogDartSdk(configuration);
    _aliyunLogSdk!.setLogCallback((resultCode, errorMessage, logBytes, compressedBytes) {
      print('log send result: ${resultCode.name}');
    });

    print('init producer success.');
  }

  void _sendLog() async {
    if (!check()) {
      return;
    }

    LogProducerResult result = await _aliyunLogSdk!.addLog({
      'str': 'str value',
      'int': 12,
      'double': 12.12,
      'boolean': true,
      'map': {'key': 'value', 'inntt': 3333},
      'array': ['a1', 'a2'],
      'null': null,
      'content': '中文'
    });
    print('add log resutlt: ${result.name}');
  }

  void _setEndpoint() async {
    if (!check()) {
      return;
    }

    await _aliyunLogSdk!.setEndpoint('https://cn-hangzhou.log.aliyuncs.com');
    await _aliyunLogSdk!.setProject('yuanbo-test-2');
    await _aliyunLogSdk!.setLogstore('test2');
    print('set endpoint/project/logstore success.');
  }

  void _setAccessKey() async {
    if (!check()) {
      return;
    }

    await _aliyunLogSdk!.setAccessKey('xxxxxxx', 'yyyyyyyyyyy');
    print('set accesskey success');
  }

  void _setSourceAndTopicAndTag() async {
    if (!check()) {
      return;
    }

    await _aliyunLogSdk!.setSource('flutter');
    await _aliyunLogSdk!.setTopic('flutter-test');
    await _aliyunLogSdk!.addTag('tag1', 'value1');
    await _aliyunLogSdk!.addTag('tag2', 'value2');
    print('set source/topic/tag success');
  }

  void _destroy() async {
    if (!check()) {
      return;
    }

    await _aliyunLogSdk!.destroy();
    print('destroy plugin success');
  }

  bool check() {
    if (null == _aliyunLogSdk) {
      print('you should init producer first.');
      return false;
    }
    return true;
  }

  void _updateConfiguration() {}

  @override
  Widget build(BuildContext context) {
    Color color = Theme.of(context).primaryColor;

    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: const Text('SLS Plugin example app'),
        ),
        body: Column(
          children: [
            _buildConsoleText(),
            _buildButton(color, 'init', _initProducer),
            _buildButton(color, 'send', _sendLog),
            _buildButton(color, 'set endpoint/project/logstore', _setEndpoint),
            _buildButton(color, 'set accesskey', _setAccessKey),
            _buildButton(color, 'set source/topic/tag', _setSourceAndTopicAndTag),
            _buildButton(color, 'update configuration', _updateConfiguration),
            _buildButton(color, 'destroy', _destroy),
          ],
        ),
      ),
    );
  }

  Widget _buildConsoleText() {
    return Row(mainAxisSize: MainAxisSize.max, mainAxisAlignment: MainAxisAlignment.start, children: [
      Expanded(
          flex: 1,
          child: Container(
            margin: const EdgeInsets.only(bottom: 18),
            padding: const EdgeInsets.all(6),
            height: 140,
            decoration: BoxDecoration(
                border: Border.all(
                  color: Colors.grey,
                  width: 0.67,
                ),
                color: Colors.black),
            child: SingleChildScrollView(
              scrollDirection: Axis.vertical,
              child: Text(
                _consoleText,
                style: const TextStyle(
                    color: Colors.white,
                    fontSize: 12,
                    letterSpacing: 2,
                    wordSpacing: 2,
                    fontFeatures: [FontFeature.tabularFigures()]),
              ),
            ),
          ))
    ]);
  }

  Widget _buildButton(Color color, String label, VoidCallback? onPressed) {
    return Row(
      mainAxisSize: MainAxisSize.max,
      mainAxisAlignment: MainAxisAlignment.center,
      children: [
        Expanded(
            flex: 1,
            child: Container(
              margin: const EdgeInsets.only(left: 16, top: 8, right: 16),
              child: TextButton(
                  onPressed: onPressed,
                  style: ButtonStyle(
                      shape: MaterialStateProperty.all(RoundedRectangleBorder(borderRadius: BorderRadius.circular(12))),
                      side: MaterialStateProperty.all(BorderSide(color: color, width: 0.67)),
                      backgroundColor: MaterialStateProperty.all(Colors.transparent),
                      padding:
                          MaterialStateProperty.all(const EdgeInsets.only(left: 12, top: 6, right: 12, bottom: 6))),
                  child: Text(
                    label,
                    style: TextStyle(fontSize: 22, fontWeight: FontWeight.w400, color: color),
                  )),
            )),
      ],
    );
  }
}