From 54e0f34a0430fb3dd5dfe46f1a01e61a22e822e3 Mon Sep 17 00:00:00 2001
From: tomsmeding <tom.smeding@gmail.com>
Date: Fri, 17 Feb 2017 20:29:09 +0100
Subject: todo: Preload todolist on page load

---
 modules/todo/todo.html | 28 +++++++++++++++++++++++-----
 modules/todo/todo.js   |  8 ++++++--
 2 files changed, 29 insertions(+), 7 deletions(-)

(limited to 'modules')

diff --git a/modules/todo/todo.html b/modules/todo/todo.html
index e2f13af..19b9370 100644
--- a/modules/todo/todo.html
+++ b/modules/todo/todo.html
@@ -5,6 +5,10 @@
 <title>TODO</title>
 <script>
 "use strict";
+var preload_todolist=/*REPLACEME*/null/*TODOLIST*/;
+</script>
+<script>
+"use strict";
 
 function fetch(method,url,data/*?*/,creds/*?*/,cb){
 	if(!creds){
@@ -155,18 +159,32 @@ function refreshlist(list){
 	}
 }
 
+function handleReceivedList(list){
+	var i;
+	for(i=0;i<list.length;i++)list[i].date=new Date(list[i].date);
+	refreshlist(list);
+}
+
 function getlist(){
-	fetch("GET","/todo/list",function(status,json){
+	if(preload_todolist!=null){
+		handleReceivedList(preload_todolist);
+		preload_todolist=null;
+		return;
+	}
+
+	fetch("GET","/todo/list",function(status,body){
+		if(status!=200){
+			alert("Error: "+body);
+			return;
+		}
 		var list;
 		try {
-			list=JSON.parse(json);
+			list=JSON.parse(body);
 		} catch(e){
 			alert("An error occurred!");
 			return;
 		}
-		var i;
-		for(i=0;i<list.length;i++)list[i].date=new Date(list[i].date);
-		refreshlist(list);
+		handleReceivedList(list);
 	});
 }
 
diff --git a/modules/todo/todo.js b/modules/todo/todo.js
index 0b3da3c..66433d9 100644
--- a/modules/todo/todo.js
+++ b/modules/todo/todo.js
@@ -3,7 +3,8 @@
 var cmn=require("../$common.js"),
     persist=require("node-persist"),
     bcrypt=require("bcrypt"),
-    basicAuth=require("basic-auth");
+    basicAuth=require("basic-auth"),
+    fs=require("fs");
 
 var bcryptHashRounds=10;
 
@@ -134,7 +135,10 @@ module.exports=function(app,io,_moddir){
 	app.all(["/todo","/todo/*"],authMiddleware); //for all the other endpoints
 
 	app.get("/todo",function(req,res){
-		res.sendFile(moddir+"/todo.html");
+		var contents=fs.readFileSync(moddir+"/todo.html","utf8");
+		var replaced=contents.replace("/*REPLACEME*/null/*TODOLIST*/",
+		                              JSON.stringify(tasks[req.authuser]));
+		res.send(replaced);
 	});
 	app.get("/todo/list",function(req,res){
 		res.json(tasks[req.authuser]);
-- 
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