import android.app.Activity;
import android.content.ActivityNotFoundException;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.net.Uri;
import android.os.Handler;
import android.telephony.TelephonyManager;
import android.text.TextUtils;
import android.util.Log;
import android.widget.Toast;
import com.google.gson.Gson;
import java.util.ArrayList;
import java.util.List;
import java.util.UUID;
import cn.refineit.common.utils.demo.entity.DeviceSysVersion;
/**
 * 应用辅助工具类
 * 如：获取设备系统版本，获取唯一设备id，获取versionName或者versionCode,显示Short,
 * 格式化文件大小单位,检查是否有新版本,根据appName判断是否已经安装该app
 *
 */
public class APPUtils {
    /**
     * 类型，获取版本信息
     */
    public enum TYPE_VERSION {
        /**
         * 版本号
         */
        TYPE_VERSION_CODE
    }

    /**
     * 获取设备系统版本
     *
     * @return 设备系统版本
     */
    public static String getSystemVersion() {
        int currentApiVersion = android.os.Build.VERSION.SDK_INT;
        //系统版本
        String sysVersion = "Android " + currentApiVersion;
        //设备型号
        String deviceModel = DeviceUtils.getDeviceModel();
        DeviceSysVersion deviceSysVersion = new DeviceSysVersion(sysVersion, deviceModel);
        //转成Json String
        Gson gson = new Gson();
        String s = gson.toJson(deviceSysVersion);
        Log.i("dInfo", s);
        return s;
    }

    /**
     * 获取唯一设备id
     *
     * @param context 上下文
     * @return 唯一设备id
     */
    public static final String getUniqueID(Context context) {
        if (context == null) {
            return null;
        }
        Context appContent = context.getApplicationContext();
        final TelephonyManager tm = (TelephonyManager) appContent.getApplicationContext().getSystemService(Context.TELEPHONY_SERVICE);

        final String tmDevice, tmSerial, androidId;
        tmDevice = "" + tm.getDeviceId();
        tmSerial = "" + tm.getSimSerialNumber();
        androidId = "" + android.provider.Settings.Secure.getString(appContent.getContentResolver(), android.provider.Settings.Secure.ANDROID_ID);

        UUID deviceUuid = new UUID(androidId.hashCode(), ((long) tmDevice.hashCode() << 32) | tmSerial.hashCode());
        String uniqueId = deviceUuid.toString();
        Log.i("uniqueId", uniqueId);
        return uniqueId;
    }

    /**
     * 获取versionName或者versionCode
     *
     * @param context      上下文
     * @param version_type {@link cn.refineit.common.utils.demo.entity.DeviceSysVersion}
     * @return versionName或versionCode
     */
    public static final String getAppVersionInfo(Context context, TYPE_VERSION version_type) {
        if (context == null) {
            return null;
        }
        String versionCode = null;
        String versionName = null;
        Context appContent = context.getApplicationContext();

        PackageManager pm = appContent.getPackageManager();
        PackageInfo pi = null;
        try {
            pi = pm.getPackageInfo(appContent.getPackageName(), 0);
            versionName = pi.versionName;
            versionCode = pi.versionCode + "";
        } catch (PackageManager.NameNotFoundException e) {
            versionName = null;
            versionCode = null;
        }
        if (version_type == TYPE_VERSION.TYPE_VERSION_CODE) {
            Log.i("versionCode", versionCode);
            return versionCode;
        } else {
            Log.i("versionName", versionName);
            return versionName;
        }


    }


    /**
     * 显示Short Toast
     *
     * @param context 上下文
     * @param message 提示语
     */
    public static void showToast(Context context, String message) {
        Toast.makeText(context, message, Toast.LENGTH_SHORT).show();
    }

    /**
     * 自定义显示时间 Toast
     */
    public static void showToastOther(final Activity activity, final String word, final long time) {
        activity.runOnUiThread(new Runnable() {
            public void run() {
                final Toast toast = Toast.makeText(activity, word, Toast.LENGTH_LONG);
                toast.show();
                Handler handler = new Handler();
                handler.postDelayed(new Runnable() {
                    public void run() {
                        toast.cancel();
                    }
                }, time);
            }
        });
    }

    /**
     * 显示Long Toast
     *
     * @param context 上下文
     * @param message 提示语
     */
    public static void showLongToast(Context context, String message) {
        Toast.makeText(context, message, Toast.LENGTH_LONG).show();
    }


    /**
     * 检查是否有新版本
     *
     * @param localVersionName   当前版本
     * @param serviceVersionName 服务器版本
     * @return 是否有新版本
     */
    public static boolean hasNewVersion(String localVersionName, String serviceVersionName) {
        if (localVersionName == null)
            return false;
        if (serviceVersionName == null)
            return false;
        localVersionName = localVersionName.replace(".", "_");
        serviceVersionName = serviceVersionName.replace(".", "_");
        boolean hasNew = false;
        if (TextUtils.isEmpty(localVersionName) || TextUtils.isEmpty(serviceVersionName)) {
            hasNew = false;
        } else {
            String localArrays[] = localVersionName.split("_");
            String servicesArrays[] = serviceVersionName.split("_");
            try {
                if (localArrays.length > 0 && servicesArrays.length > 0) {
                    int localLen = localArrays.length;
                    int servicesLen = servicesArrays.length;

                    for (int i = 0; i < servicesLen; i++) {
                        int li = 0;
                        if (localLen > i) {
                            li = Integer.parseInt(localArrays[i]);
                        }
                        int si = Integer.parseInt(servicesArrays[i]);
                        if (si > li) {
                            hasNew = true;
                            break;
                        } else if (si < li) {
                            hasNew = false;
                            break;
                        } else {
                            continue;
                        }
                    }
                } else {
                    hasNew = false;
                }
            } catch (NumberFormatException e) {

            }

        }
        return hasNew;
    }

    /**
     * 根据appName判断是否已经安装该app
     *
     * @return 是否已经安装
     */
    public static boolean hasApp(Context context, String appName) {
        PackageManager pm = context.getApplicationContext().getPackageManager();
        List<PackageInfo> pinfo = pm.getInstalledPackages(0);
        List<String> listAppName = new ArrayList<>();
        if (pinfo != null) {
            for (int i = 0; i < pinfo.size(); i++) {
                PackageInfo info = pinfo.get(i);
                String name = info.applicationInfo.loadLabel(pm).toString();
                listAppName.add(name);
            }
        }
        return listAppName.contains(appName);
    }

    /**
     * 跳转应用市场
     *
     * @param context 上下文
     */
    public static void toMarket(Context context) {
        try {
            Uri uri = Uri.parse("market://details?id=" + context.getPackageName());
            Intent intent = new Intent(Intent.ACTION_VIEW, uri);
            intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
            context.startActivity(intent);
        } catch (ActivityNotFoundException e) {
            Toast.makeText(context, "Couldn't launch the market !", Toast.LENGTH_SHORT).show();
        }
    }
}

/**
 * 设备系统版本实体类
 */
public class DeviceSysVersion {
    //系统版本
    private String sysVersion;
    //设备型号
    private String deviceModel;

    public DeviceSysVersion(String sysVersion, String deviceModel) {
        this.sysVersion = sysVersion;
        this.deviceModel = deviceModel;
    }

    public String getSysVersion() {
        return sysVersion;
    }

    public void setSysVersion(String sysVersion) {
        this.sysVersion = sysVersion;
    }

    public String getDeviceModel() {
        return deviceModel;
    }

    public void setDeviceModel(String deviceModel) {
        this.deviceModel = deviceModel;
    }
}