import 'dart:io';

import 'package:flutter_test/flutter_test.dart';
import 'package:peach/Peach/about/internal/application/ServiceConfig.dart';
import 'package:peach/Peach/about/internal/file/BuildService.dart';

void main() {
  test('runs custom build command and picks the runnable jar', () async {
    // Fake Gradle project with several jars in build/libs.
    final dir = Directory.systemTemp.createTempSync('peachdeploy_build_test');
    addTearDown(() => dir.deleteSync(recursive: true));

    File('${dir.path}/build.gradle').writeAsStringSync('// fake');
    final libs = Directory('${dir.path}/build/libs')..createSync(recursive: true);
    // Distractors that must be excluded, plus the real artifact.
    File('${libs.path}/app-sources.jar').writeAsStringSync('x');
    File('${libs.path}/app-plain.jar').writeAsStringSync('x');
    File('${libs.path}/app.jar').writeAsStringSync('runnable');

    final svc = ServiceConfig(
      name: 'demo',
      localProjectPath: dir.path,
      // Trivial command so we don't need a real Gradle install.
      buildCommand: Platform.isWindows ? 'echo building' : 'true',
    );

    final build = BuildService();
    addTearDown(build.dispose);

    final result = await build.build(svc);

    expect(result.ok, isTrue, reason: result.message);
    expect(result.jar, isNotNull);
    expect(result.jar!.path.replaceAll('\\', '/'), endsWith('app.jar'));
  });

  test('reports a helpful error when no project is detected', () async {
    final dir = Directory.systemTemp.createTempSync('peachdeploy_empty_test');
    addTearDown(() => dir.deleteSync(recursive: true));

    final svc = ServiceConfig(name: 'empty', localProjectPath: dir.path);
    final build = BuildService();
    addTearDown(build.dispose);

    final result = await build.build(svc);
    expect(result.ok, isFalse);
    expect(result.message.toLowerCase(), contains('detect'));
  });
}