flutter_appfx/lib/utils/logger.dart

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

class Log {
  static final Logger _logger = Logger(
    printer: PrefixPrinter(PrettyPrinter()),
  );

  // verbose
  static void t(dynamic message) {
    _logger.t(message);
  }

  // debug
  static void d(dynamic message) {
    _logger.d(message);
  }

  // info
  static void i(dynamic message) {
    _logger.i(message);
  }

  // warning
  static void w(dynamic message) {
    _logger.w(message);
  }

  // error
  static void e(dynamic message) {
    _logger.e(message);
  }

  // wtf
  static void f(dynamic message) {
    _logger.f(message);
  }

  // json
  static void json(Map json, {String? title}) {
    if (title != null) {
      printFullText(title);
    }
    const encoder = JsonEncoder.withIndent('  '); // 2空格缩进
    final prettyString = encoder.convert(json);
    printFullText(prettyString);
  }


  static void printFullText(String text, {String? title}) {
    if (title != null) {
      print(title);
    }
    const int maxLineLength = 800;
    for (int i = 0; i < text.length; i += maxLineLength) {
      final end = (i + maxLineLength < text.length) ? i + maxLineLength : text.length;
      print(text.substring(i, end));
    }
  }

}