export const calculateDatesMonth =(dateStr:string,num:number,type:string) => {
	let monthnum = num;
	if (typeof (num) == "string"){
		monthnum = parseInt(num);
	}
	let date= new Date(dateStr);
	//获取原日
	let day = date.getDate();
	//获取原月份
	let month=date.getMonth();
	//设置增加月份
	date.setMonth(date.getMonth() + (monthnum*1), 1);
	//获取增加的后的月份
	let Jmonth = date.getMonth()+1;
	//获取增加的后的年份
	let Jyear=date.getFullYear();
	if(Jmonth == 4 || Jmonth == 6 || Jmonth == 9 || Jmonth == 11) {
		//小月
		if (day > 30) {
			day = 30;
		}
	}else if (Jmonth == 2) {
		//2月判断是否闰年
		if(((Jyear % 4) == 0) && ((Jyear % 100) != 0) || ((Jyear % 400) == 0)){
			if (day > 29) {
				day = 29;
			}
		}else{
			if (day > 28) {
				day = 28
			}
		}
		

	}else{
		//大月
		if (day > 31) {
			day = 31;
		}
	}
	let tHours = date.getHours();
	let tMinutes = date.getMinutes();
	let tSeconds = date.getSeconds();
	let Jmonthstr = doHandleMonth(Jmonth);
	let daystr = doHandleMonth(day);
	if(type=="0"){
		return Jyear+"-"+Jmonthstr+"-"+daystr;
	}
	return Jyear+"-"+Jmonthstr+"-"+daystr+" "+tHours+":"+tMinutes+":"+tSeconds;
};
/**
 *  日或月补0
 * @param month
 * @returns {string}
 */
function doHandleMonth(month:number):string {
	let m = month.toString();
	if(month.toString().length == 1){
		m = "0" + month;
	}
	return m;
}