import 'dart:convert';
import 'dart:io';
import "package:yaml/yaml.dart";

void main() {
  //输如文件，和输出目录
  var inputFile = File("lib/l10n/arb/i18n.yaml");
  var outDir = Directory("lib/l10n/arb");

  if (!inputFile.existsSync()) {
    print('❌ i18n.yaml 文件不存在：$inputFile');
    exit(1);
  }
  //获取数据，转为map
  final yamlMap = loadYaml(inputFile.readAsStringSync());

  Map<String, Map<String, dynamic>> arbMaps = {};

  yamlMap.forEach((key, mapValue) {
    final description = mapValue['description'] ?? '';
    //循环语言
    mapValue.forEach((lang, text) {
      //跳过description
      if (lang == 'description') return;

      if (!arbMaps.containsKey(lang)) {
        arbMaps[lang] = {};
      }
      arbMaps[lang]?[key] = text;
      if (description != "") {
        arbMaps[lang]?['@$key'] = {'description': description};
      }
    });
  });

  //创建文件
  arbMaps.forEach((lang,json){
    final file = File("${outDir.path}/app_$lang.arb");
    final encoder = JsonEncoder.withIndent('  ');
    file.writeAsStringSync(encoder.convert(json));
  });
}