import 'dart:async';
import 'dart:convert';
import 'dart:io';

import 'package:common_utils/common_utils.dart';
import 'package:logger/logger.dart';

import 'package:pj_supermarket_cloud/common/index.dart';

final logger = Logger(
  printer: customPrinter,
  output: ConsoleOutput(),
);
final customPrinter = PrettyPrinter(
  lineLength: 0,
  methodCount: 1,
  errorMethodCount: 1,
  colors: true,
  printEmojis: false,
  printTime: true,
);

class ConsoleOutput extends LogOutput {
  String? _filePath;
  IOSink? _sink;
  Timer? _timer;

  @override
  Future<void> init() async {
    try {
      // 关闭旧的sink并创建新的
      await _sink?.flush();
      await _sink?.close();
      _filePath = await AppFileTool.getLoggerBackupPath();
      if (ObjectUtil.isNotEmpty(_filePath)) {
        _sink = File(_filePath!).openWrite(
          mode: FileMode.writeOnlyAppend,
          encoding: utf8,
        );
      }
      _timer = Timer.periodic(const Duration(seconds: 60 * 60 * 2),
          (Timer timer) async {
        final path = await AppFileTool.getLoggerBackupPath();
        if (path == null) return;
        // 关闭旧的sink并创建新的
        await _sink?.flush();
        await _sink?.close();
        _filePath = path;
        _sink = File(_filePath!).openWrite(
          mode: FileMode.writeOnlyAppend,
          encoding: utf8,
        );
      });
    } catch (e, stack) {
      print("初始化日志错误error:|$e|stack:|$stack|");
    }
  }

  @override
  Future<void> destroy() async {
    await _sink?.flush();
    await _sink?.close();
    _timer?.cancel();
  }

  @override
  void output(OutputEvent event) {
    try {
      if (AppSysTool.isDev()) {
        for (final v in event.lines) {
          print(v);
        }
      } else {
        if (_filePath == null) return;
        if (_sink == null) return;
        if (Level.debug == event.level) return;
        _sink?.writeAll(event.lines, '\n');
      }
    } catch (e, stack) {
      print("写入日志错误error:|$e|stack:|$stack|");
    }
  }
}