package com.basic.security.utils;

import java.io.BufferedWriter;
import java.io.FileWriter;
import java.io.IOException;

/**
 * @Date：2018/10/16 19:25
 * @Author: yellow
 * @类描述：设备所有IO控制
 */
public class IOUtil {
    private IOUtil() {
    }

    public static IOUtil initIOUtil() {
        return IOUtilHolder.IO_UTIL;
    }

    /**
     * A1 PWM灯光控制
     *
     * @param flag 1为上电，0为下电
     */
    private static boolean pwmPower(int flag) {
        try {
            BufferedWriter bufWriter = new BufferedWriter(new
                    FileWriter("/sys/class/pwm_ledctrl/ledctrl/ledctrl/"));
///sys/devices/virtual/pwm_ledctrl/ledctrl # echo "100" > ledctrl
            bufWriter.write("" + flag);
            bufWriter.close();
            return true;
        } catch (IOException e) {
        }
        return false;
    }

    /**
     * 打开补光灯
     *
     * @param value 0-100 值越大 亮度越大
     */
    public void openLED(int value) {
        pwmPower(value);
    }

    /**
     * 关闭补光灯
     */
    public void closeLED() {
        pwmPower(0);
    }

    /**
     * 距感电源上电
     */
    public void openDIST() {
        openPower("2B1", 1);
    }

    /**
     * 距感电源下电
     */
    public void closeDIST() {
        openPower("2B1", 0);
    }

    /**
     * 红外灯光上电
     */
    public void openIRDA() {
        openPower("3D5", 1);
    }

    /**
     * 红外灯光下电
     */
    public void closeIRDA() {
        openPower("3D5", 0);
    }

    /**
     * 4G上电
     */
    public void open4G() {
        openPower("2A6", 1);
    }

    /**
     * 4G下电
     */
    public void close4G() {
        openPower("2A6", 0);
    }

    /**
     * 打开门铃
     */
    public void openBELL() {
        openPower("3D4", 1);
    }

    /**
     * 关闭门铃
     */
    public void closeBELL() {
        openPower("3D4", 0);
    }

    /**
     * 开锁
     */
    public void openUNLOCK() {
        openPower("2B2", 0);
    }

    /**
     * 关锁
     */
    public void closeUNLOCK() {
        openPower("2B2", 1);
    }

    /**
     * 串口上电
     */
    public void openPORT() {
        openPower("4A5", 1);
    }

    /**
     * 串口下电
     */
    public void closePORT() {
        openPower("4A5", 0);
    }

    /**
     * U口上电
     */
    public void openUK() {
        openPower("4D2", 1);
    }

    /**
     * U口下电
     */
    public void closeUK() {
        openPower("4D2", 0);
    }

    /**
     * 扫描头下电
     */
    public void CloseScanningHead() {
        openPower("4A3", 0);
    }

    /**
     * 扫描头下电
     */
    public void openScanningHead() {
        openPower("4A3", 1);
    }

    /**
     * A1 IO控制
     *
     * @param flag 1为上电，0为下电
     */
    private boolean openPower(String io, int flag) {
        try {
            BufferedWriter bufWriter = new BufferedWriter(new
                    FileWriter("/sys/class/gpio_control/gpio/gpio_control"));
            bufWriter.write(io + flag);
            bufWriter.close();
            return true;
        } catch (IOException e) {
        }
        return false;
    }

    private static final class IOUtilHolder {
        public static final IOUtil IO_UTIL = new IOUtil();
    }
}