Some minor tunings in the EnergyView

nymea-app/translations/nymea-app-de.ts

@@ -1776,12 +1776,16 @@
     </message>
     <message>
         <source>Root meter</source>
-        <translation>Wuzelmesser</translation>
+        <translation>Wurzelmesser</translation>
     </message>
     <message>
         <source>Consumers</source>
         <translation>Verbraucher</translation>
     </message>
+    <message>
+        <source>Uncheck individual consumers to hide them from the energy charts.</source>
+        <translation>Entferne das Häkchen bei einzelnen Verbrauchern um diese in den Energieansichten auszublenden.</translation>
+    </message>
 </context>
 <context>
     <name>EnergyView</name>
@@ -5147,7 +5151,7 @@ Möchtest Du fortfahren?</translation>
     <name>PowerBalanceStats</name>
     <message>
         <source>Totals</source>
-        <translation>Gesamt</translation>
+        <translation>Gesamtsummen</translation>
     </message>
     <message>
         <source>Hours</source>

nymea-app/translations/nymea-app-en.ts

@@ -1776,6 +1776,10 @@
         <source>Consumers</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Uncheck individual consumers to hide them from the energy charts.</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>EnergyView</name>

nymea-app/translations/nymea-app-en_US.ts

@@ -1776,6 +1776,10 @@
         <source>Consumers</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Uncheck individual consumers to hide them from the energy charts.</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>EnergyView</name>

nymea-app/translations/nymea-app-it.ts

@@ -1776,6 +1776,10 @@
         <source>Consumers</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Uncheck individual consumers to hide them from the energy charts.</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>EnergyView</name>

nymea-app/translations/nymea-app-ko.ts

@@ -1780,6 +1780,10 @@
         <source>Consumers</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Uncheck individual consumers to hide them from the energy charts.</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>EnergyView</name>

nymea-app/translations/nymea-app-nl.ts

@@ -1776,6 +1776,10 @@
         <source>Consumers</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Uncheck individual consumers to hide them from the energy charts.</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>EnergyView</name>

nymea-app/translations/nymea-app-tr.ts

@@ -1780,6 +1780,10 @@
         <source>Consumers</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Uncheck individual consumers to hide them from the energy charts.</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>EnergyView</name>

nymea-app/translations/nymea-app-vi.ts

@@ -1774,6 +1774,10 @@
         <source>Consumers</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Uncheck individual consumers to hide them from the energy charts.</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>EnergyView</name>

nymea-app/ui/mainviews/EnergyView.qml

@@ -51,7 +51,7 @@ MainViewBase {
             trigger: function() {
                 pageStack.push("energy/EnergySettingsPage.qml", {energyManager: energyManager});
             },
-            visible: true
+            visible: energyMeters.count > 1 || consumers.count > 0
         }
     ]
 

nymea-app/ui/mainviews/energy/ConsumerStats.qml

@@ -239,6 +239,11 @@ StatsBase {
             var previous = powerLogs.find(entry.thingId, new Date(categoryAxis.timestamps[categoryAxis.timestamps.length - 1]))
             var previousValue = previous ? previous.totalConsumption : 0
             var barSet = barSeries.thingBarSetMap[entry.thingId]
+
+            if (!barSet) {
+                return
+            }
+
             barSet.replace(barSet.count - 1, entry.totalConsumption - previousValue)
         }
     }

nymea-app/ui/mainviews/energy/EnergySettingsPage.qml

@@ -59,6 +59,16 @@ SettingsPageBase {
 
     SettingsPageSectionHeader {
         text: qsTr("Consumers")
+        visible: root.allConsumers.count > 0
+    }
+
+    Label {
+        Layout.fillWidth: true
+        Layout.leftMargin: Style.margins
+        Layout.rightMargin: Style.margins
+        wrapMode: Text.WordWrap
+        text: qsTr("Uncheck individual consumers to hide them from the energy charts.")
+        visible: root.allConsumers.count > 0
     }
 
     Repeater {