package com.fwupgrade.saymanss.utils;

import android.annotation.SuppressLint;
import android.annotation.TargetApi;
import android.app.Activity;
import android.app.ActivityManager;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.res.Configuration;
import android.graphics.Point;
import android.os.Build;
import android.provider.MediaStore;
import android.support.annotation.Nullable;
import android.telephony.TelephonyManager;
import android.util.DisplayMetrics;
import android.view.Display;
import android.view.View;
import android.view.Window;
import android.view.WindowManager;


import com.fwupgrade.saymanss.R;

import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.util.Locale;


/**
 * Utility class for getting system information.
 */
public final class SystemUtil {
	/**
	 * Hide default constructor.
	 */
	private SystemUtil() {
		throw new UnsupportedOperationException();
	}

	/**
	 * Get information if Android version is Kitkat (4.4).
	 *
	 * @return true if Kitkat.
	 */
	public static boolean isKitkat() {
		return Build.VERSION.SDK_INT == Build.VERSION_CODES.KITKAT;
	}

	/**
	 * Get information if Android version is Lollipop (5.0) or higher.
	 *
	 * @return true if Lollipop or higher.
	 */
	public static boolean isAndroid5() {
		return isAtLeastVersion(Build.VERSION_CODES.LOLLIPOP);
	}

	/**
	 * Check if Android version is at least the given version.
	 *
	 * @param version The version
	 * @return true if Android version is at least the given version
	 */
	public static boolean isAtLeastVersion(final int version) {
		return Build.VERSION.SDK_INT >= version;
	}


	public static void setStatusBarColor(Activity activity) {
		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
			Window window = activity.getWindow();
			window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
			window.setStatusBarColor(activity.getResources().getColor(R.color.apptakeaction));
		}
	}

	/**
	 * 设置状态栏图标为深色和魅族特定的文字风格，Flyme4.0以上
	 * 可以用来判断是否为Flyme用户
	 * @param window 需要设置的窗口
	 * @param dark 是否把状态栏字体及图标颜色设置为深色
	 * @return  boolean 成功执行返回true
	 *
	 */
	public static boolean FlymeSetStatusBarLightMode(Window window, boolean dark) {
		boolean result = false;
		if (window != null) {
			try {
				WindowManager.LayoutParams lp = window.getAttributes();
				Field darkFlag = WindowManager.LayoutParams.class
						.getDeclaredField("MEIZU_FLAG_DARK_STATUS_BAR_ICON");
				Field meizuFlags = WindowManager.LayoutParams.class
						.getDeclaredField("meizuFlags");
				darkFlag.setAccessible(true);
				meizuFlags.setAccessible(true);
				int bit = darkFlag.getInt(null);
				int value = meizuFlags.getInt(lp);
				if (dark) {
					value |= bit;
				} else {
					value &= ~bit;
				}
				meizuFlags.setInt(lp, value);
				window.setAttributes(lp);
				result = true;
			} catch (Exception e) {

			}
		}
		return result;
	}

	/**
	 * 设置状态栏字体图标为深色，需要MIUIV6以上
	 * @param window 需要设置的窗口
	 * @param dark 是否把状态栏字体及图标颜色设置为深色
	 * @return  boolean 成功执行返回true
	 *
	 */
	public static boolean MIUISetStatusBarLightMode(Window window, boolean dark) {
		boolean result = false;
		if (window != null) {
			Class clazz = window.getClass();
			try {
				int darkModeFlag = 0;
				Class layoutParams = Class.forName("android.view.MiuiWindowManager$LayoutParams");
				Field  field = layoutParams.getField("EXTRA_FLAG_STATUS_BAR_DARK_MODE");
				darkModeFlag = field.getInt(layoutParams);
				Method extraFlagField = clazz.getMethod("setExtraFlags", int.class, int.class);
				if(dark){
					extraFlagField.invoke(window,darkModeFlag,darkModeFlag);//状态栏透明且黑色字体
				}else{
					extraFlagField.invoke(window, 0, darkModeFlag);//清除黑色字体
				}
				result=true;
			}catch (Exception e){

			}
		}
		return result;
	}

//	/**
//	 * Get information if this is one of JE's devices.
//	 *
//	 * @return true if one of JE's devices.
//	 */
//	public static boolean isJeDevice() {
//		String[] jeDevices = WDApplication.getInstance().getResources().getStringArray(R.array.private_je_devices);
//
//		try {
//			return Arrays.asList(jeDevices).contains(getDeviceId());
//		}
//		catch (SecurityException e) {
//			return false;
//		}
//	}
}