todo: Shift ahead repeating items

1 files changed, 63 insertions, 16 deletions

diff --git a/modules/todo/todo.html b/modules/todo/todo.html
index 19b9370..22cce9b 100644
--- a/modules/todo/todo.html
+++ b/modules/todo/todo.html
@@ -61,6 +61,17 @@ function beginOfDay(date){
 	return d;
 }
 
+function shiftDate(date,repweeks){
+	var Y=date.getFullYear(),
+	    M=date.getMonth(),
+	    D=date.getDate(),
+	    h=date.getHours(),
+	    m=date.getMinutes(),
+	    s=date.getSeconds(),
+	    ms=date.getMilliseconds();
+	return new Date(Y,M,D+7*repweeks,h,m,s,ms);
+}
+
 function fancytime(timeS){
 	return pad(timeS.hour,2,"0")+":"+pad(timeS.min,2,"0")+(timeS.sec==0?"":":"+pad(timeS.sec,2,"0"));
 }
@@ -95,7 +106,7 @@ function tablerowfor(task){
 	var div=document.createElement("div");
 	div.classList.add("task");
 
-	var e=document.createElement("span");
+	var e=document.createElement("span"),e2;
 	e.classList.add("tasksubject");
 	e.appendChild(document.createTextNode(task.subject));
 	div.appendChild(e);
@@ -108,22 +119,43 @@ function tablerowfor(task){
 		e.appendChild(document.createTextNode((task.repweeks!=0?"(rep) ":"")+fancydate(task.date)));
 		e.setAttribute("title",task.date.toString());
 		e.appendChild(document.createElement("br"));
-		var e2=document.createElement("span");
-		e2.classList.add("subdate");
-		e2.appendChild(document.createTextNode(task.date.toString()));
+		e2=document.createElement("span");
+			e2.classList.add("subdate");
+			e2.appendChild(document.createTextNode(task.date.toString()));
 		e.appendChild(e2);
 		float.appendChild(e);
 
-		e=document.createElement("span");
-		e.classList.add("taskdelete");
-		e.appendChild(document.createTextNode("X"));
-		e.addEventListener("click",function(ev){
-			if(!confirm("Really delete task \""+task.subject+"\"?"))return
-			fetch("DELETE","/todo/task",task.id,function(status,body){
-				if(status==200)getlist();
-				else alert("Delete failed: "+body);
+		e=document.createElement("div");
+		e.classList.add("taskbuttons");
+		e2=document.createElement("span");
+			e2.classList.add("taskdelete");
+			e2.appendChild(document.createTextNode("X"));
+			e2.addEventListener("click",function(ev){
+				if(!confirm("Really delete task \""+task.subject+"\"?"))return;
+				fetch("DELETE","/todo/task",task.id,function(status,body){
+					if(status==200)getlist();
+					else alert("Delete failed: "+body);
+				});
 			});
-		});
+		e.appendChild(e2);
+
+		if(task.repweeks!=0){
+			e.appendChild(document.createElement("br"));
+
+			e2=document.createElement("span");
+			e2.classList.add("taskshiftahead");
+			e2.appendChild(document.createTextNode("→"));
+			e2.addEventListener("click",function(ev){
+				if(!confirm("Really shift task \""+task.subject+"\" ahead by "+
+				            task.repweeks+" week"+(task.repweeks!=1?"s":"")+"?"))return;
+				fetch("POST","/todo/task/shiftahead",task.id,function(status,body){
+					if(status==200)getlist();
+					else alert("Shiftahead failed: "+body);
+				});
+			});
+			e.appendChild(e2);
+		}
+
 		float.appendChild(e);
 
 	div.appendChild(float);
@@ -141,7 +173,7 @@ function refreshlist(list){
 		task=list[i];
 		if(task.repweeks!=0){
 			while(task.date<now){
-				task.date=new Date(task.date.getTime()+task.repweeks*7*24*3600*1000);
+				task.date=shiftDate(task.date,task.repweeks);
 			}
 		}
 		rows.push([task.date,tablerowfor(task)]);
@@ -256,13 +288,28 @@ body{
 	color:#ccc;
 	font-size:8px;
 }
-.taskdelete{
+.taskbuttons{
+	margin-top:-5px;
+	display:inline-block;
 	margin-left:60px;
 	font-size:10px;
+	vertical-align:top;
+	width:10px;
+	text-align:center;
+}
+.taskdelete{
+	margin-bottom:5px;
+	font-size:10px;
 	font-family:sans-serif;
 	color:red;
 	cursor:pointer;
-	vertical-align:top;
+}
+.taskshiftahead{
+	line-height:25px;
+	font-size:12px;
+	font-family:sans-serif;
+	color:blue;
+	cursor:pointer;
 }
 #addtaskform{
 	border:1px #ddd solid;