import 'package:flutter/services.dart';

enum ApkInstallStatus { launched, permissionRequested, unsupported }

class ApkInspection {
  final bool valid;
  final String? message;

  const ApkInspection({required this.valid, this.message});
}

class UpdateInstaller {
  UpdateInstaller._();

  static const _channel = MethodChannel('com.nx.miaoji/update');

  static Future<ApkInspection> inspect({
    required String path,
    required int expectedBuild,
  }) async {
    final result = await _channel.invokeMapMethod<String, dynamic>(
      'inspectApk',
      {'path': path, 'expectedBuild': expectedBuild},
    );
    return ApkInspection(
      valid: result?['valid'] == true,
      message: result?['message']?.toString(),
    );
  }

  static Future<ApkInstallStatus> install({
    required String path,
    required int expectedBuild,
  }) async {
    final result = await _channel.invokeMapMethod<String, dynamic>(
      'installApk',
      {'path': path, 'expectedBuild': expectedBuild},
    );
    return switch (result?['status']) {
      'launched' => ApkInstallStatus.launched,
      'permission_requested' => ApkInstallStatus.permissionRequested,
      _ => ApkInstallStatus.unsupported,
    };
  }
}