From 4b7dde997e7cfaf7fa35647e4a726c5cb672727c Mon Sep 17 00:00:00 2001
From: tomsmeding <tom.smeding@gmail.com>
Date: Thu, 29 Sep 2016 23:06:15 +0200
Subject: Add history deletion to client (and fix bugs in it)

---
 modules/changes/changes.html | 65 ++++++++++++++++++++++++++++++++------------
 modules/changes/changes.js   |  3 +-
 2 files changed, 50 insertions(+), 18 deletions(-)

(limited to 'modules/changes')

diff --git a/modules/changes/changes.html b/modules/changes/changes.html
index 07cc7f9..2cccec4 100644
--- a/modules/changes/changes.html
+++ b/modules/changes/changes.html
@@ -47,7 +47,7 @@ function focusData(data){
 	var l=tbody.children,i;
 	for(i=l.length-1;i>=0;i--)tbody.removeChild(l[i]);
 
-	var tr,td,s;
+	var tr,td,e,s,date;
 	for(i=data.timeline.length-1;i>=0;i--){
 		tr=document.createElement("tr");
 		if(i>0&&data.timeline[i][1]==data.timeline[i-1][1]){
@@ -55,7 +55,8 @@ function focusData(data){
 		}
 
 		td=document.createElement("td");
-		td.appendChild(document.createTextNode(dateformat(new Date(data.timeline[i][0]))));
+		date=new Date(data.timeline[i][0]);
+		td.appendChild(document.createTextNode(dateformat(date)));
 		tr.appendChild(td);
 
 		td=document.createElement("td");
@@ -64,10 +65,51 @@ function focusData(data){
 		td.appendChild(document.createTextNode(s));
 		tr.appendChild(td);
 
+		td=document.createElement("td");
+		e=document.createElement("a");
+		e.href="javascript:void(0)";
+		e.appendChild(document.createTextNode("Delete till here"));
+		e.addEventListener("click",(function(url,date){return function(ev){
+			if(!confirm(
+				"This will delete history up to and including the selected date "+
+				"("+dateformat(date)+"), for the following url:\n"+data.url+
+				"\nIs this OK?")){
+				return;
+			}
+
+			fetch("DELETE","/changes/url/history",JSON.stringify({url:data.url,todate:date}),function(status,body){
+				if(status!=200){
+					alert("Error deleting history: ("+status+") "+body);
+					return;
+				}
+				focusURL(data.url);
+			});
+		};})(data.url,date));
+		td.appendChild(e);
+		tr.appendChild(td);
+
 		tbody.appendChild(tr);
 	}
 }
 
+function focusURL(url){
+	fetch("GET","/changes/url?url="+encodeURIComponent(url),function(status,body){
+		if(status!=200){
+			alert("Error getting data: ("+status+") "+body);
+			return;
+		}
+		var data;
+		try {
+			data=JSON.parse(body);
+		} catch(e){
+			alert("Server sent invalid data!");
+			console.log("Invalid data:",data);
+			return;
+		}
+		focusData(data);
+	});
+}
+
 function makeURLtr(url){
 	var tr=document.createElement("tr");
 	var td=document.createElement("td");
@@ -98,21 +140,7 @@ function makeURLtr(url){
 	td.appendChild(e);
 
 	tr.addEventListener("click",function(ev){
-		fetch("GET","/changes/url?url="+encodeURIComponent(url),function(status,body){
-			if(status!=200){
-				alert("Error getting data: ("+status+") "+body);
-				return;
-			}
-			var data;
-			try {
-				data=JSON.parse(body);
-			} catch(e){
-				alert("Server sent invalid data!");
-				console.log("Invalid data:",data);
-				return;
-			}
-			focusData(data);
-		});
+		focusURL(url);
 	});
 
 	tr.appendChild(td);
@@ -220,6 +248,9 @@ h1{
 #timelinetbl td, #timelinetbl th{
 	border:1px #888 solid;
 }
+#timelinetbl td:nth-child(3){
+	font-size:10px;
+}
 
 tr.repeated{
 	color:#aaa;
diff --git a/modules/changes/changes.js b/modules/changes/changes.js
index b491e0b..7c21326 100644
--- a/modules/changes/changes.js
+++ b/modules/changes/changes.js
@@ -158,7 +158,7 @@ module.exports=function(app,io,_moddir){
 		persist.setItemSync("urls",urls);
 		res.send();
 	});
-	app.delete("/changes/url/delete",function(req,res){
+	app.delete("/changes/url/history",function(req,res){
 		var param;
 		try {param=JSON.parse(req.body);}
 		catch(e){
@@ -184,6 +184,7 @@ module.exports=function(app,io,_moddir){
 				i--;
 			}
 		}
+		persist.setItemSync("urls",urls);
 		res.status(200);
 		res.send();
 	});
-- 
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