package com.kidgrow.common.utils;

import java.util.function.Function;

/**
 * 石家庄喜高科技有限责任公司 版权所有 © Copyright 2020<br>
 *
 * @Description: 数字类型 帮助类<br>
 * @Project: <br>
 * @CreateDate: Created in 2020/2/11 11:53 <br>
 * @Author: <a href="4345453@kidgrow.com">liuke</a>
 */
public class NumberHelper {
    private static <T, R> R valueOfDef(T t, Function<T, R> function, R def) {
        try {
            return function.apply(t);
        } catch (Exception e) {
            return def;
        }
    }

    public static Long longValueOfNil(String value) {
        return valueOfDef(value, (val) -> Long.valueOf(val), null);
    }

    public static Long longValueOf0(String value) {
        return valueOfDef(value, (val) -> Long.valueOf(val), 0L);
    }

    public static Long longValueOfNil(Object value) {
        return valueOfDef(value, (val) -> Long.valueOf(val.toString()), null);
    }

    public static Long longValueOf0(Object value) {
        return valueOfDef(value, (val) -> Long.valueOf(val.toString()), 0L);
    }

    public static Boolean boolValueOf0(Object value) {
        return valueOfDef(value, (val) -> Boolean.valueOf(val.toString()), false);
    }

    public static Integer intValueOfNil(String value) {
        return valueOfDef(value, (val) -> Integer.valueOf(val), null);
    }

    public static Integer intValueOf0(String value) {
        return intValueOf(value, 0);
    }

    public static Integer intValueOf(String value, Integer def) {
        return valueOfDef(value, (val) -> Integer.valueOf(val), def);
    }

    public static Integer intValueOfNil(Object value) {
        return valueOfDef(value, (val) -> Integer.valueOf(val.toString()), null);
    }

    public static Integer intValueOf0(Object value) {
        return valueOfDef(value, (val) -> Integer.valueOf(val.toString()), 0);
    }

    public static Integer getOrDef(Integer val, Integer def) {
        return val == null ? def : val;
    }

    public static Long getOrDef(Long val, Long def) {
        return val == null ? def : val;
    }

    public static Boolean getOrDef(Boolean val, Boolean def) {
        return val == null ? def : val;
    }

    /**
     * 判断object是否为基本类型
     *
     * @param object
     * @return
     */
    public static boolean isBaseType(Object object) {
        if (object == null) {
            return false;
        }
        Class className = object.getClass();
        if (className.equals(java.lang.Integer.class) ||
                className.equals(java.lang.Byte.class) ||
                className.equals(java.lang.Long.class) ||
                className.equals(java.lang.Double.class) ||
                className.equals(java.lang.Float.class) ||
                className.equals(java.lang.Character.class) ||
                className.equals(java.lang.Short.class) ||
                className.equals(java.lang.Boolean.class) ||
                className.equals(java.lang.String.class)
        ) {
            return true;
        }
        return false;
    }
}