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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Datumpje-prik</title>
<script>
var today,periodStart,periodEnd,periodWeekStart,periodWeekEnd,periodLength,
days,clicked,cantClick=false;
//Sorry. Prototypes are fun. Using dollars to at least separate these from the built-in methods.
Date.prototype.$dayOfWeek=function(){return (this.getDay()+6)%7;} //monday..sunday = 0..6
Date.prototype.$startOfDay=function(){return new Date(this-(((this.getHours()*60+this.getMinutes())*60+this.getSeconds())*1000+this.getMilliseconds()));}
Date.prototype.$addDays=function(n){return new Date(this.valueOf()+n*24*3600*1000);}
Date.prototype.$addWeeks=function(n){return new Date(this.valueOf()+n*7*24*3600*1000);}
Date.prototype.$naturalDate=function(){return this.getFullYear()+"-"+("00"+(this.getMonth()+1)).slice(-2)+"-"+("00"+this.getDate()).slice(-2);}
function diffDays(d1,d2){return ~~(Math.abs(d1-d2)/1000/3600/24);}
function localDateStringToDate(s){return new Date(s+"T00:00:00");}
function appendPath(s,p){
if(s.length==0)return p;
if(p.length==0)return s;
if(s[s.length-1]=="/"){
if(p[0]=="/")return s+p.slice(1);
else return s+p;
} else {
if(p[0]=="/")return s+p;
else return s+"/"+p;
}
}
function setupCalendar(){
var cal=document.getElementById("calendar"),
maxnum=Math.max.apply(null,days)+1,
startOffset=diffDays(periodWeekStart,periodStart),
tr,td,span,w,d,idx;
cal.innerHTML="";
tr=document.createElement("tr");
for(d=0;d<7;d++){
td=document.createElement("td");
td.innerHTML=["mon","tue","wed","thu","fri","sat","sun"][d];
tr.appendChild(td);
}
cal.appendChild(tr);
for(w=0;w<~~(periodLength/7);w++){
tr=document.createElement("tr");
for(d=0;d<7;d++){
td=document.createElement("td");
if(7*w+d>=startOffset){
idx=7*w+d-startOffset;
span=document.createElement("span");
span.classList.add("calendar-day-fillspan");
span.setAttribute("style","width:"+(days[idx]+clicked[idx])/maxnum*100+"%");
td.appendChild(span);
span=document.createElement("span");
span.classList.add("calendar-day-datelabel");
span.appendChild(document.createTextNode(periodStart.$addDays(idx).$naturalDate()));
td.appendChild(span);
if(!cantClick&&!localStorage.getItem("hasSubmitted"))
(function(idx){
td.addEventListener("click",function(){
clicked[idx]=!clicked[idx];
setTimeout(setupCalendar,0);
},false);
})(idx);
}
tr.appendChild(td);
}
cal.appendChild(tr);
}
if(localStorage.getItem("hasSubmitted")){
document.getElementById("status").innerHTML="You have already submitted!";
document.getElementById("submitbtn").setAttribute("disabled","");
} else {
document.getElementById("status").style.display="none";
document.getElementById("submitbtn").removeAttribute("disabled");
}
}
function submitdays(){
var xhr;
cantClick=true;
xhr=new XMLHttpRequest();
xhr.addEventListener("readystatechange",function(ev){
var result;
if(this.readyState!=4)return;
alert(this.responseText);
result=JSON.parse(this.responseText);
if(result==true){
alert("Submitted successfully!");
localStorage.setItem("hasSubmitted","true")
} else alert("Error while submitting!");
},false);
xhr.open("POST",location.protocol+"//"+location.host+appendPath(location.pathname,"/adddays"));
xhr.send(JSON.stringify(clicked));
}
(function(){
var xhr;
today=new Date().$startOfDay();
xhr=new XMLHttpRequest();
xhr.addEventListener("readystatechange",function(ev){
var result;
if(this.readyState!=4)return;
result=JSON.parse(this.responseText);
periodStart=new Date(localDateStringToDate(result["periodStart"]));
periodEnd=new Date(localDateStringToDate(result["periodEnd"]));
periodWeekStart=periodStart.$addDays(-periodStart.$dayOfWeek());
periodWeekEnd=periodEnd.$addDays(6-periodEnd.$dayOfWeek());
periodLength=diffDays(periodStart,periodEnd)+1;
days=Array.apply(null,new Array(periodLength)).map(function(){return 0;});
clicked=days.map(function(){return false;});
setupCalendar();
},false);
xhr.open("GET",location.protocol+"//"+location.host+appendPath(location.pathname,"/dates"));
xhr.send();
xhr=new XMLHttpRequest();
xhr.addEventListener("readystatechange",function(ev){
var result;
if(this.readyState!=4)return;
days=JSON.parse(this.responseText);
setupCalendar();
},false);
xhr.open("GET",location.protocol+"//"+location.host+appendPath(location.pathname,"/days"));
xhr.send();
})();
window.addEventListener("load",function(){
;
},false);
</script>
<style>
tbody#calendar > tr{
height:40px;
}
tbody#calendar > tr > td{
position:relative;
width:80px;
height:inherit;
text-align:center;
vertical-align:middle;
border:1px #ddd solid;
}
.calendar-day-fillspan{
display:inline-block;
position:absolute;
background-color:#6f6;
opacity:40%;
left:0;
top:0;
height:100%;
z-index:-10000;
}
.calendar-day-datelabel{
color:#888;
font-size:8pt;
}
</style>
</head>
<body>
<div id="status"></div>
<table><tbody id="calendar"><tr><td>Loading...</td></tr></tbody></table>
<input id="submitbtn" type="button" onclick="submitdays()" value="Submit your days">
</body>
</html>
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