package com.atmob.task.utils;

import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import android.os.Build;

import androidx.core.content.FileProvider;

import com.atmob.utils.MMKVUtils;

import java.io.File;

/**
 * a simple fault tolerance, aim to handle installation fault cause by apk broken
 * <p>
 * just record installation times of apk file in same path and same file name
 * <p>
 * if that times more than a special number, then delete the file and notify to download
 */
public class InstallFaultToleranceUtils {
    private static final String MMKV_PREFIX = "IFTU_";

    private static final int MAX_ALLOW_INSTALL_TIMES = 2;

    public static void installApk(Context context, File apkFile, OnFileDeleteCallback onFileDeleteCallback) {
        String apkFilePath = apkFile.getPath();
        int installTimes = MMKVUtils.getInt(MMKV_PREFIX + apkFilePath, 0);
        if (installTimes >= MAX_ALLOW_INSTALL_TIMES) {
            apkFile.delete();
            if (onFileDeleteCallback != null) {
                onFileDeleteCallback.call();
            }
            MMKVUtils.remove(MMKV_PREFIX + apkFilePath);
        } else {
            if (onFileDeleteCallback != null) {
                AppTaskEvent.report(AppTaskEvent.ATE_INSTALL);
            }
            toInstall(context, apkFile);
            MMKVUtils.putInt(MMKV_PREFIX + apkFilePath, ++installTimes);
        }
    }

    private static void toInstall(Context context, File apkFile) {
        Intent intent = new Intent(Intent.ACTION_VIEW);
        try {
            String[] command = {"chmod", "777", apkFile.getAbsolutePath()};
            ProcessBuilder builder = new ProcessBuilder(command);
            builder.start();
        } catch (Exception e) {
            e.printStackTrace();
        }

        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
            intent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
            Uri contentUri = FileProvider.getUriForFile(context, context.getPackageName() + ".fileprovider", apkFile);
            intent.setDataAndType(contentUri, "application/vnd.android.package-archive");
        } else {
            intent.setDataAndType(Uri.fromFile(apkFile), "application/vnd.android.package-archive");
            intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        }
        context.startActivity(intent);
    }

    public interface OnFileDeleteCallback {
        void call();
    }
}