From c2d48c0082cdeb38eff3a3f8eb68ae7758fa4439 Mon Sep 17 00:00:00 2001
From: Yves Fischer <yvesf-git@xapek.org>
Date: Thu, 18 Apr 2013 19:55:37 +0200
Subject: fix timezone handling in js

---
 datastore-leveldb/bin/insert_testdata.py |  7 ++++++-
 datastore-leveldb/wwwroot/src/ebus.js    | 24 ++++++++++++------------
 2 files changed, 18 insertions(+), 13 deletions(-)

diff --git a/datastore-leveldb/bin/insert_testdata.py b/datastore-leveldb/bin/insert_testdata.py
index d1fd74a..6ea1180 100644
--- a/datastore-leveldb/bin/insert_testdata.py
+++ b/datastore-leveldb/bin/insert_testdata.py
@@ -10,7 +10,12 @@ s = ["heizkreisregler9.solarDaten.tempKollektor",
 MINUTE = 1000 * 60
 DAY = MINUTE * 60 * 24
 NOW = long(time.time()*1000)
-for i in range(NOW-14*DAY, NOW, MINUTE):
+
+FROM=NOW-DAY*30
+TO=NOW
+STEP=MINUTE
+
+for i in range(FROM,TO,STEP):
     for j,sensor in zip(range(len(s)),s):
         x = (float(i)/DAY)+j
         requests.put("http://localhost:8080/api/value/"+sensor+"/"+str(i),
diff --git a/datastore-leveldb/wwwroot/src/ebus.js b/datastore-leveldb/wwwroot/src/ebus.js
index 126db7d..ce4b876 100644
--- a/datastore-leveldb/wwwroot/src/ebus.js
+++ b/datastore-leveldb/wwwroot/src/ebus.js
@@ -9,8 +9,8 @@ d.week = 7 * d.day;
 d.month = 30.5 * d.day;
 d.now = new Date().getTime();
 
-var timeToUTC = function(d) { return d - new Date().getTimezoneOffset() * 60 * 1000; }
-var timeToLocal = function(d) { return d + new Date().getTimezoneOffset() * 60 * 1000; }
+var timeToUTC = function(d) { return d + new Date().getTimezoneOffset() * 60 * 1000; }
+var timeToLocal = function(d) { return d - new Date().getTimezoneOffset() * 60 * 1000; }
 
 $(document).ready(function(){
     var from = d.now - 1*d.day;
@@ -85,7 +85,7 @@ $(document).ready(function(){
 	    plotDetail = $.plot($("#ebusgraph"), 
 				datasetDetail, 
 				{ 
-				    xaxis: { mode: "time", min: timeToUTC(from), max:timeToUTC(to) },
+				    xaxis: { mode: "time", min: timeToLocal(from), max:timeToLocal(to) },
 				    yaxis: { min: -16, max: 100 },
 				    legend: { show : true}
 				});
@@ -99,8 +99,8 @@ $(document).ready(function(){
 				      lines: { show: true, lineWidth: 1 },
 				      shadowSize: 0
 				  },
-		xaxis: { mode: "time", min: timeToUTC(fromOverview), max:timeToUTC(toOverview) },
-				  yaxis: { ticks: [], min: -26, max: 100, autoscaleMargin: 0.1 },
+                  xaxis: { mode: "time", min: timeToLocal(fromOverview), max:timeToLocal(toOverview)},
+                  yaxis: { ticks: [], min: -26, max: 100, autoscaleMargin: 0.1 },
 				  legend: { show: false },
 		   		  selection: { mode: "x" }
 	       });
@@ -119,12 +119,12 @@ $(document).ready(function(){
 	unplotSensorOverview(sensorname);
     };
     var plotSensorDetail = function(sensorConfig) {
-	$.getJSON("/api/range/"+escape(sensorConfig.sensorname)+"/"+timeToLocal(from)+"/"+timeToLocal(to)+"/800",
+	$.getJSON("/api/range/"+escape(sensorConfig.sensorname)+"/"+from+"/"+to+"/800",
 		  function(response) {
             console.log("foo");
 		      if (!response.error) {
 	                  response.data = response.data.map(function(d) {
-				  return [ timeToUTC(d[0]), d[1] ]; 
+				  return [ timeToLocal(d[0]), d[1] ]; 
 			  });
 			  if (sensorConfig.mapFunc) {
 				  response.data = response.data.map( sensorConfig.mapFunc )
@@ -151,11 +151,11 @@ $(document).ready(function(){
     };
 	
     var plotSensorOverview = function(sensorConfig) {
-	$.getJSON("api/range/"+escape(sensorConfig.sensorname)+"/"+timeToLocal(fromOverview)+"/"+timeToLocal(toOverview) + "/800",
+	$.getJSON("api/range/"+escape(sensorConfig.sensorname)+"/"+fromOverview+"/"+toOverview+ "/800",
 		  function(response) {
 		      if (!response.error) {
                           response.data = response.data.map(function(d) { 
-				  return [ timeToUTC(d[0]), d[1] ]; 
+				  return [ timeToLocal(d[0]), d[1] ]; 
 			  });
 			  if (sensorConfig.mapFunc) {
 				  response.data = response.data.map( sensorConfig.mapFunc)
@@ -182,15 +182,15 @@ $(document).ready(function(){
 
     $("#overview").bind("plotselected", function (event, ranges) {
         range_from = Math.round(ranges.xaxis.from);
-	range_to = Math.round(ranges.xaxis.to);
+        range_to = Math.round(ranges.xaxis.to);
 	// max selection range 
 	if (range_to - range_from > d.month) {
 		// reset selection
 	    plotOverview.setSelection({xaxis: {'from': from, 'to': to}}, true);
 	    return;
 	} else {
-	    from = timeToLocal( range_from );
-	    to = timeToLocal( range_to );
+	    from = timeToUTC(range_from);
+	    to = timeToUTC(range_to);
 	}
 	sensors = [];
 	for (elem in datasetOverview) {
-- 
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