tatlock-ui/tool/generate_health_json.dart

#!/usr/bin/env dart
// Generates web/health.json from pubspec.yaml
// Run: dart run tool/generate_health_json.dart

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

import 'package:yaml/yaml.dart';

void main() {
  final pubspecFile = File('pubspec.yaml');
  if (!pubspecFile.existsSync()) {
    stderr.writeln('Error: pubspec.yaml not found');
    exit(1);
  }

  final pubspecContent = pubspecFile.readAsStringSync();
  final pubspec = loadYaml(pubspecContent) as YamlMap;

  final name = pubspec['name'] as String;
  final description = pubspec['description'] as String? ?? '';
  final versionString = pubspec['version'] as String;

  // Parse version: "1.0.3+1" -> version="1.0.3", buildNumber=1
  final versionParts = versionString.split('+');
  final version = versionParts[0];
  final buildNumber = versionParts.length > 1 ? int.parse(versionParts[1]) : 0;

  final health = {
    'status': 'healthy',
    'name': name,
    'title': description,
    'version': version,
    'buildNumber': buildNumber,
    'fullVersion': '$version+$buildNumber',
  };

  final webDir = Directory('web');
  if (!webDir.existsSync()) {
    webDir.createSync(recursive: true);
  }

  final healthFile = File('web/health.json');
  healthFile.writeAsStringSync(
    const JsonEncoder.withIndent('  ').convert(health),
  );

  print('Generated web/health.json with version $version+$buildNumber');
}