versioning.dart

// File created by
// Lung Razvan <long1eu>
// on 2019-01-01

import 'dart:io';

import 'package:pub_semver/pub_semver.dart';
import 'package:yaml/yaml.dart';

void main() {
  final String pwd = Directory.current.path;
  final String source = '$pwd/pubspec.yaml';
  String yaml = File(source).readAsStringSync();
  final YamlMap doc = loadYaml(yaml, sourceUrl: source);
  final Version version = Version.parse(doc['version']);
  int versionCode = doc['versionCode'];
  versionCode += 1;
  print(versionCode);

  String versionName;
  if (version.patch >= 99) {
    versionName = version.nextBreaking.toString();
  } else {
    versionName = version.nextPatch.toString();
  }

  yaml = yaml.replaceAll(RegExp('version: (.+)'), 'version: $versionName');
  yaml = yaml.replaceAll(RegExp('versionCode: (.+)'), 'versionCode: $versionCode');

  File(source).writeAsStringSync(yaml);
  stdout.writeln(versionName);

  updateIos(pwd, versionName, versionCode);
  updateAndroid(pwd, versionName, versionCode);
  updateFlutter(pwd, versionName, versionCode);
}

void updateIos(String pwd, String versionName, int versionCode) {
  final File releaseConfigFile = File('$pwd/ios/Flutter/Release.xcconfig');
  final File debugConfigFile = File('$pwd/ios/Flutter/Debug.xcconfig');

  String releaseConfig = releaseConfigFile.readAsStringSync();
  String debugConfig = debugConfigFile.readAsStringSync();

  releaseConfig = updateField(releaseConfig, 'FLUTTER_BUILD_NUMBER', '$versionCode');
  releaseConfig = updateField(releaseConfig, 'FLUTTER_BUILD_NAME', versionName);

  debugConfig = updateField(debugConfig, 'FLUTTER_BUILD_NUMBER', '$versionCode');
  debugConfig = updateField(debugConfig, 'FLUTTER_BUILD_NAME', versionName);

  releaseConfigFile.writeAsStringSync(releaseConfig);
  debugConfigFile.writeAsStringSync(debugConfig);
}

String updateField(String data, String field, String value) {
  if (!data.contains(field)) {
    data += '\n$field=$value';
  } else {
    data = data.replaceAll(
      RegExp('$field=(.+)'),
      '$field=$value',
    );
  }

  return data;
}

void updateAndroid(String pwd, String versionName, int versionCode) {
  final File gradleFile = File('$pwd/android/app/build.gradle');
  String gradle = gradleFile.readAsStringSync();

  gradle = gradle.replaceAll(RegExp(r"flutterVersionCode = '(\d+)'"), "flutterVersionCode = '$versionCode'");
  gradle = gradle.replaceAll(RegExp(r"flutterVersionName = '(.+?)'"), "flutterVersionName = '$versionName'");
  gradleFile.writeAsStringSync(gradle);
}

void updateFlutter(String pwd, String versionName, int versionCode) {
  final File versionFile = File('$pwd/lib/generated/version.dart');
  versionFile.writeAsStringSync('''class Version {
  static const String versionName = \'$versionName\';
  static const int versionCode = $versionCode;
}
''');
}