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package com.homework.app.util;

import android.annotation.TargetApi;
import android.app.Activity;
import android.graphics.Color;
import android.os.Build;
import android.view.View;
import android.view.Window;
import android.view.WindowManager;

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

/**
 * Created by wxy on 2017/7/3.
 */

public class SystemBarUtil {
    //白色可以替换成其他浅色系
    @TargetApi(Build.VERSION_CODES.LOLLIPOP)
    public static void myStatusBar(Activity activity) {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
            if (MIUISetStatusBarLightMode(activity.getWindow(), true) && Build.VERSION.SDK_INT < Build.VERSION_CODES.M) {//MIUI 且 android版本低于6.0
                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {//5.0
                    activity.getWindow().setStatusBarColor(Color.WHITE);
                } else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {//4.4
                    activity.getWindow().setFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS,
                            WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
                    SystemBarTintManager tintManager = new SystemBarTintManager(activity);
                    tintManager.setStatusBarTintEnabled(true);
                    tintManager.setStatusBarTintResource(android.R.color.white);
                }
            } else if (FlymeSetStatusBarLightMode(activity.getWindow(), true)) {//Flyme
                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {//5.0
                    activity.getWindow().setStatusBarColor(Color.WHITE);
                } else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {//4.4
                    activity.getWindow().setFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS,
                            WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
                    SystemBarTintManager tintManager = new SystemBarTintManager(activity);
                    tintManager.setStatusBarTintEnabled(true);
                    tintManager.setStatusBarTintResource(android.R.color.white);
                }
            } else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {//6.0
                activity.getWindow().setStatusBarColor(Color.WHITE);
                activity.getWindow().getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR);
            } else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
                activity.getWindow().setStatusBarColor(Color.GRAY);
            }
        }
    }

    /**
     * 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;
    }

    /**
     * 设置状态栏图标为深色和魅族特定的文字风格
     * 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;
    }
}