time range is now displayed in the time range button

js/dashboard.js

@@ -29,6 +29,8 @@ class BlueWeatherDashboard {
   loadDashboard() {
     window.history.pushState("object or string", "Title", this.buildUrl({ "params": JSON.stringify(this.params) }));
 
+    this.setTimeRange(this.params.from, this.params.to, false, false)
+
     // page: -1 for dashboard or sensor id
     var mainContent = document.getElementById('mainContent')
     var loader = document.getElementById('loader')
@@ -39,6 +41,10 @@ class BlueWeatherDashboard {
 
     var page = this.params.page
 
+    if(this.initDone){
+    document.getElementById("navbarPage" + page + "Link").classList.add("active")
+    }
+
     this.blueweather.getLocationData(this.params.loc, { from: this.params.range.from, to: this.params.range.to }, this.params.maxVals, true, function (locationData) {
       // refresh sensors list
       dashboard.loadSensors(locationData.sensors)
@@ -84,23 +90,27 @@ class BlueWeatherDashboard {
           // get all relevant  meassurement values
           var vals = []
           var sum = 0
-          var min
+          var min = undefined
-          var max
+          var max = undefined
+          var avg = 0
 
           for (s = 0; s < locationData["measvalues"].length; s++) {
             var thisValue = locationData["measvalues"][s]
             if (parseInt(thisValue['sensorid']) === parseInt(sensor.id)) {
               vals.push(thisValue)
-              sum += thisValue.measvalue
+              if (parseFloat(thisValue.measvalue) < min || min === undefined) {
-              if(thisValue.measvalue < min || min === undefined) {
+                min = parseFloat(thisValue.measvalue)
-                min = thisValue.measvalue
               }
-              if(thisValue.measvalue > max || max === undefined) {
+              if (parseFloat(thisValue.measvalue) > max || max === undefined) {
-                max = thisValue.measvalue
+                max = parseFloat(thisValue.measvalue)
               }
             }
           }
 
+          for (s = 0; s < vals.length; s++) {
+            avg += vals[s].measvalue / vals.length
+          }
+
           if (vals.length < 1) {
             continue
           }
@@ -111,7 +121,7 @@ class BlueWeatherDashboard {
 
           // create table col
           var tableRow = document.createElement("tr")
-          tableRow.innerHTML = "<td>" + sensor.sensorname + " (" + valueType.valuetype + ", " + valueType.valueunit + ")" + "</td><td>" + min + "</td><td>" + max + "</td><td>" + (Math.round((sum / vals.length)*100)/100) + "</td>"
+          tableRow.innerHTML = "<td>" + sensor.sensorname + " (" + valueType.valuetype + ", " + valueType.valueunit + ")" + "</td><td>" + min + "</td><td>" + max + "</td><td>" + (Math.round((avg) * 100) / 100) + "</td>"
           tableBody.appendChild(tableRow)
 
           // - create widget card -
@@ -218,9 +228,11 @@ class BlueWeatherDashboard {
     this.loadDashboard()
   }
 
-  setTimeRange(from = "", to = "") {
+  setTimeRange(from = "", to = "", offset = true, autoReload = true) {
+    // offset: if true the gien times will be substracted from the current time to get the target time
     this.blueweather.log("changing time range; form: " + from + "; to: " + to + "; (now is: " + new Date().getTime() + ")", 3)
 
+    if (offset) {
       if (from !== "") {
         from = new Date().getTime() / 1000 - from
       }
@@ -228,8 +240,37 @@ class BlueWeatherDashboard {
       if (to !== "") {
         to = new Date().getTime() / 1000 - parseInt(to)
       }
+    }
+    else {
+      if(from !== ""){
+      from = parseInt(from)
+      }
+      if(to !== ""){
+      to = parseInt(to)
+      }
+    }
 
+    var tmpFrom = from
+    var tmpTo = to
+
+    if(tmpFrom === "") {
+      tmpFrom = Math.round( new Date().getTime() / 1000 - 60 * 60 * 24 )
+    }
+
+    if(tmpTo === "") {
+      tmpTo = Math.round(new Date().getTime() / 1000)
+    }
+
+    var dateFromString = this.getDateTimeString(tmpFrom, tmpTo-tmpFrom)
+    var dateToString = this.getDateTimeString(tmpTo, tmpTo-tmpFrom)
+    
+    dropdownMenuButton.innerHTML = "<span data-feather=\"calendar\"></span> " + dateFromString + " - " + dateToString
+    feather.replace()
+
+
+    if (this.initDone && autoReload) {
       this.updateParams({ range: { to: to, from: from } })
+    }
 
   }
 
@@ -468,6 +509,35 @@ class BlueWeatherDashboard {
     })
   }
 
+  getDateTimeString(unixTime, range = 0) {
+
+    if(Math.abs(unixTime - new Date().getTime() / 1000) <= 60 ) {
+      return "now"
+    }
+
+    var d = new Date(parseInt(unixTime) * 1000);
+    var datestr = ""
+    if (range <= 60 * 60 * 24 * 31) {
+      // covers one month or less
+
+      datestr = 
+      ("0" + d.getDate()).slice(-2) + "-" +
+        ("0" + (d.getMonth() + 1)).slice(-2) + " " +
+        ("0" + d.getHours()).slice(-2) + ":" +
+        ("0" + d.getMinutes()).slice(-2)
+    }
+    else {
+      // covers more than a month
+
+      datestr =
+        d.getFullYear() + "-" +
+        ("0" + d.getDate()).slice(-2) + "-" +
+        ("0" + (d.getMonth() + 1)).slice(-2)
+    }
+
+    return datestr
+  }
+
   setPageTitle(title) {
     document.getElementById("titleH1").innerHTML = title
   }