using Android.App;

using Android.Content;

using Android.OS;

using AndroidX.Core.Content;

using AndroidUri = Android.Net.Uri;

using Fragment = AndroidX.Fragment.App.Fragment;

using JFile = Java.IO.File;

using ASettings = Android.Provider.Settings;

using Android.Security;

using System.IO;

namespace System.Application

{

/// <summary>

/// 页面跳转到平台特定操作系统中的某些页面，例如当前APP设置页

/// </summary>

public static class GoToPlatformPages

{

/// <summary>

/// 模拟 Home 键按下效果，回到主页

/// </summary>

/// <param name="context"></param>

public static void MockHomePressed(Context context)

{

try

{

var intent = new Intent(Intent.ActionMain)

.SetFlags(ActivityFlags.NewTask)

.AddCategory(Intent.CategoryHome);

context.StartActivity(intent);

}

catch

{

}

}

public static string GetAuthority(Context context)

{

var packageName = context.ApplicationContext!.PackageName;

var value = packageName + ".fileProvider";

return value;

}

public static void StartActivity<TActivity>(this Activity activity) where TActivity : Activity

=> activity.StartActivity(typeof(TActivity));

public static void StartActivity(this Fragment fragment, Type activityType)

{

var activity = fragment.Activity;

if (activity == null) return;

activity.StartActivity(activityType);

}

public static void StartActivity<TActivity>(this Fragment fragment) where TActivity : Activity

=> StartActivity(fragment, typeof(TActivity));

const string KEY_ViewModel = "ByteArrayViewModel";

static void StartActivity(this Activity activity, Type activityType, byte[] viewModel)

{

var intent = new Intent(activity, activityType);

intent.PutExtra(KEY_ViewModel, viewModel);

activity.StartActivity(intent);

}

public static TViewModel? GetViewModel<TViewModel>(this Activity activity)

{

var intent = activity.Intent;

if (intent != null)

{

var byteArray = intent.GetByteArrayExtra(KEY_ViewModel);

if (byteArray != null)

{

try

{

var value = Serializable.DMP<TViewModel>(byteArray);

return value;

}

catch (Exception e)

{

Log.Warn(nameof(GoToPlatformPages), e, "GetViewModel fail, type: {0}, activity: {1}", typeof(TViewModel), activity.GetType());

}

}

}

return default;

}

// [Obsolete]

// public static void StartActivity(Activity activity, Type activityType, object viewModel, Type? viewModelType = null)

// {

// viewModelType ??= viewModel.GetType();

// var viewModel_ = Serializable.SMP(viewModelType, viewModel);

//#if DEBUG

// var t = Serializable.DMP(viewModelType, viewModel_);

//#endif

// StartActivity(activity, activityType, viewModel_);

// }

// [Obsolete]

// public static void StartActivity(Fragment fragment, Type activityType, object viewModel, Type? viewModelType = null)

// {

// var activity = fragment.Activity;

// if (activity == null) return;

// StartActivity(activity, activityType, viewModel, viewModelType);

// }

// [Obsolete]

// public static void StartActivity<TActivity>(Activity activity, object viewModel, Type? viewModelType = null)

// {

// StartActivity(activity, typeof(TActivity), viewModel, viewModelType);

// }

// [Obsolete]

// public static void StartActivity<TActivity>(Fragment fragment, object viewModel, Type? viewModelType = null)

// {

// var activity = fragment.Activity;

// if (activity == null) return;

// StartActivity<TActivity>(activity, viewModel, viewModelType);

// }

public static void StartActivity<TViewModel>(Activity activity, Type activityType, TViewModel viewModel)

{

var viewModel_ = Serializable.SMP(viewModel);

#if DEBUG

var t = Serializable.DMP(typeof(TViewModel), viewModel_);

#endif

StartActivity(activity, activityType, viewModel_);

}

public static void StartActivity<TViewModel>(Fragment fragment, Type activityType, TViewModel viewModel)

{

var activity = fragment.Activity;

if (activity == null) return;

StartActivity(activity, activityType, viewModel);

}

public static void StartActivity<TActivity, TViewModel>(Activity activity, TViewModel viewModel)

{

StartActivity(activity, typeof(TActivity), viewModel);

}

public static void StartActivity<TActivity, TViewModel>(Fragment fragment, TViewModel viewModel)

{

var activity = fragment.Activity;

if (activity == null) return;

StartActivity<TActivity, TViewModel>(activity, viewModel);

}

public static bool OpenFile(Context context, JFile jFile, string mime, string? name = null)

{

try

{

var sdkInt = (int)Build.VERSION.SdkInt;

var intent = new Intent(Intent.ActionView);

if (!string.IsNullOrWhiteSpace(name))

{

intent.PutExtra("name", name);

}

AndroidUri apkUri;

if (sdkInt >= (int)BuildVersionCodes.N) // 7.0 FileProvider

{

apkUri = FileProvider.GetUriForFile(context, GetAuthority(context), jFile);

intent.AddFlags(ActivityFlags.GrantReadUriPermission); // FLAG_GRANT_READ_URI_PERMISSION 添加这一句表示对目标应用临时授权该Uri所代表的文件

}

else

{

apkUri = AndroidUri.FromFile(jFile)!;

}

intent.SetDataAndType(apkUri, mime);

intent.AddFlags(ActivityFlags.NewTask);

context.StartActivity(intent);

return true;

}

catch

{

return false;

}

}

public static bool InstallApk(Context context, JFile apkFile) => OpenFile(context, apkFile, MediaTypeNames.APK);

public static bool InstallApk(Context context, string apkFilePath)

{

JFile apkFile = new(apkFilePath);

return InstallApk(context, apkFile);

}

public static Intent? GetInstallCertificateIntent(string filePath, string name)

{

try

{

// com.adguard.android.service.q(HttpsFilteringServiceImpl).f()

var intent = KeyChain.CreateInstallIntent();

intent.PutExtra("name", name);

intent.PutExtra("CERT", File.ReadAllBytes(filePath));

intent.AddFlags(ActivityFlags.NewTask);

return intent;

}

catch

{

return null;

}

}

public static bool InstallCertificate(Context context, string filePath, string name)

{

try

{

var intent = GetInstallCertificateIntent(filePath, name);

if (intent == null) return false;

context.StartActivity(intent);

return true;

}

catch

{

return false;

}

}

public static Intent GetNewTaskIntent(string action)

{

var intent = new Intent(action);

intent.AddFlags(ActivityFlags.NewTask);

return intent;

}

static void StartNewTaskActivity(Context context, string action)

{

var intent = GetNewTaskIntent(action);

context.StartActivity(intent);

}

public static void SystemSettingsSecurity(Context context)

=> StartNewTaskActivity(context, ASettings.ActionSecuritySettings);

public static void SystemSettings(Context context)

=> StartNewTaskActivity(context, ASettings.ActionSettings);

public static void AppDetailsSettings(Context context)

{

try

{

var intent = new Intent();

intent.AddFlags(ActivityFlags.NewTask);

AppDetailsSettings(context, intent);

context.StartActivity(intent);

}

catch

{

SystemSettings(context);

}

}

static void AppDetailsSettings(Context context, Intent intent, int? sdkInt_ = null)

{

var sdkInt = sdkInt_ ?? (int)Build.VERSION.SdkInt;

if (sdkInt >= 9)

{

intent.SetAction(ASettings.ActionApplicationDetailsSettings);

intent.AddCategory(Intent.CategoryDefault);

intent.SetData(AndroidUri.FromParts("package", context.PackageName, null));

}

else if (sdkInt <= 8)

{

intent.SetAction(Intent.ActionView);

intent.SetClassName("com.android.settings", "com.android.settings.InstalledAppDetails");

intent.PutExtra("com.android.settings.ApplicationPkgName", context.PackageName);

}

else

{

throw new PlatformNotSupportedException();

}

}

public static void NotificationSettings(Context context)

{

// https://blog.csdn.net/LikeBoke/article/details/83929711

// https://www.jianshu.com/p/1e27efb1dcac

var isAppDetailsSettings = false;

try

{

var intent = new Intent();

var sdkInt = (int)Build.VERSION.SdkInt;

if (sdkInt >= (int)BuildVersionCodes.O) // >=8.0

{

// APP通知设置详情

intent.SetAction(ASettings.ActionAppNotificationSettings); // ACTION_APP_NOTIFICATION_SETTINGS

intent.PutExtra(ASettings.ExtraAppPackage, context.PackageName);

intent.PutExtra(ASettings.ExtraChannelId, context.ApplicationInfo!.Uid);

}

else if (sdkInt >= (int)BuildVersionCodes.Lollipop && sdkInt < (int)BuildVersionCodes.O) // >=5.0 && <8.0

{

// APP通知设置详情

intent.SetAction(ASettings.ActionAppNotificationSettings); // ACTION_APP_NOTIFICATION_SETTINGS

intent.PutExtra("app_package", context.PackageName);

intent.PutExtra("app_uid", context.ApplicationInfo!.Uid);

}

else

{

isAppDetailsSettings = true;

AppDetailsSettings(context, intent, sdkInt);

}

context.StartActivity(intent);

}

catch

{

if (isAppDetailsSettings)

{

SystemSettings(context);

}

else

{

AppDetailsSettings(context);

}

}

}

}

}