//定时器
var timer = null;

//检测状态
function checkElementState(path,callback){
	var ele = document.querySelector(path);
	if(ele){
		callback && callback();
	}else{
		console.log('异步加载元素中....' + path );
		setTimeout( function(){checkElementState(path,callback);},200);
	}
}



//点击购买按钮
function clickBuy(){
	
	console.log('买！');
	
	//票的数量  如果还不可以购买，这个地方获取会失败 
	var amount = document.getElementsByClassName('mui-amount-increase')[0];
	amount && amount.click();  //+1
	
	var btnBuy = document.querySelector('');
	
}


//结算
function checkOut(){
	
	
	console.log('结算开始....');
	var btn = document.getElementById('J_Go');
	
	if(btn){
		btn.click();
	}else{
		console.log('结算按钮没找到');
	}
	
}

function checkOutAsync(){
	checkElementState('#J_Go',checkOut);
}

//提交订单
function submitOrder(){
	
	console.log('提交订单开始....');
	
	
	
	checkElementState('.go-btn',function(){
		var btn = document.querySelector(".go-btn");
	
		if(btn){
			btn.click();
		}else{
			console.log('提交订单按钮没找到');
		}
			
	});
}



//目标时间
	var dDate = new Date();  //10点和20点开抢
	if( dDate.getHours() < 10 ){
		dDate.setHours(9,59,59.2);
	}else{
		dDate.setHours(19,59,59.2);
	}
	
	//dDate.setSeconds( dDate.getSeconds() + 10 );
	
//进入时间判断循环
function enterTimeCheckLoop(callback){
	var date = new Date();
	
	
	
	
	var diff = Date.parse(dDate) - Date.parse(date) ;
	
	console.log(diff);
	
	if(diff < - 900 ){
		
		console.log('时间过了！');
		
	}else if(diff < 500 ) {

		callback && callback();
		
		console.log('时间到了！！！');
		
	}else{
		setTimeout(function(){ enterTimeCheckLoop(callback);},400);
		
		//console.log('--');
	}
	
	
	
}


//主要函数
function main(){
	console.log('############################开始抢购茅台############################');
	
	//debugger;
	
	var href = window.location.href;
	if(href.indexOf('cart.tmall.com') > -1 ){
		//结算页面
		
		//进入时间判断
		enterTimeCheckLoop( checkOutAsync );
	
	
	}else if(href.indexOf('buy.tmall.com') > -1 ){
		//提交订单页面
		
		submitOrder();
	}
	
}


main();