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solarcharger.html
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solarcharger.html
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<!DOCTYPE html>
<html>
<head>
<meta name = "viewport" content = "width = device-width">
<title>Jollys SolarCharger</title>
<style>
body {
font: 12pt Helvetica, sans-serif;
max-width: 400px;
}
/* Hide table headers (but not display: none;, for accessibility) */
#data thead tr {
position: absolute;
top: -9999px;
left: -9999px;
}
#data tr {
border: 1px solid #ccc;
margin-bottom: 25px;
}
#data{margin:0 0 20px 0;}
#data table{width:100%;border-collapse:collapse;}
#data th{background:#43904B;font-weight:bold;color:#FFFFFF;}
select { font: 12pt Helvetica, sans-serif; }
</style>
<script type="text/javascript">
var getJSON = function(url,data, callback) {
var xhr = new XMLHttpRequest();
xhr.open("POST", url, true);
//xhr.open('GET', url, true);
xhr.responseType = 'json';
xhr.onload = function() {
var status = xhr.status;
if (status === 200) {
callback(null, xhr.response);
} else {
callback(status, xhr.response);
}
};
// Sending data with the request
xhr.send(data);
};
var keyMapping = {
'settings.chargetype' : 'charge type',
'settings.chargespeed' : 'charge speed',
'settings.solarsafety' : 'solar safety',
'settings.chargelimit' : 'charge limit',
'status.runtime' : 'Script Run Time',
'status.timestring' : 'Last Update',
'status.solar.generation' : 'Generation (W)',
'status.solar.limitation' : 'Limit (W)',
'status.solar.feedin' : 'Feed In (W)',
'status.solar.gridusage' : 'Grid Usage (W)',
'status.solar.voltage' : 'Grid Voltage (V)',
'status.solar.generation_counter' : 'Sum Generation (Ws)',
'status.solar.feedin_counter' : 'Sum Feed In (Ws)',
'status.solar.grid_counter' : 'Sum Grid Usage (Ws)',
'status.charger.automode' : 'Automatic Mode',
'status.charger.connected' : 'car connected',
'status.charger.ischarging' : 'is charging',
'status.charger.amperage' : 'Amperage (A)',
'status.derived.houseconsumption' : 'House Consum (W)',
'status.derived.housespare' : 'House Spare (W)',
'status.derived.chargepower' : 'ChargePower (W)',
'status.car.soc' : 'Soc (%)',
'status.car.carname' : 'Name',
'status.car.decently_charged' : 'Decent Charged',
'status.car.fully_charged' : 'Full Charged',
'status.car.chargelimit' : 'Charge Limit (%)',
'status.car.pvchargelimit' : 'PV charge limit (%)',
'status.action.shouldcharge' : 'Should charge',
'status.action.amperage' : 'amperage',
'status.action.nextchange' : 'nextchange',
'status.action.nextchange_string' : 'nextchange_string',
'status.action.lastchange_string' : 'lastchange_string',
'status.average.time' : 'Average time (s)',
'status.average.generation' : 'Avg Generation (W)',
'status.average.feedin' : 'Avg Feedin (W)',
'status.average.gridusage' : 'Avg. Grid Usage (W)',
'status.average.chargepower' : 'Avg.Charge (W)',
};
var structuremapping = [
{
'name' : 'Settings',
'rows' : [
'settings.chargetype',
'settings.chargespeed',
'settings.solarsafety',
'settings.chargelimit',
],
},
{
'name' : 'Status',
'rows' : [
'status.runtime',
'status.timestring',
],
},
{
'name' : 'Charger',
'rows' : [
'status.charger.automode',
'status.charger.connected',
'status.charger.ischarging',
'status.charger.amperage',
],
},
{
'name' : 'Car',
'rows' : [
'status.car.carname',
'status.car.soc',
'status.car.decently_charged',
'status.car.fully_charged',
'status.car.chargelimit',
'status.car.pvchargelimit',
],
},
{
'name' : 'Solar',
'rows' : [
'status.solar.generation',
'status.solar.limitation',
'status.solar.feedin',
'status.solar.gridusage',
'status.solar.voltage',
'status.solar.generation_counter',
'status.solar.feedin_counter',
'status.solar.grid_counter',
],
},
{
'name' : 'Derived',
'rows' : [
'status.derived.houseconsumption',
'status.derived.housespare',
'status.derived.chargepower',
],
},
{
'name' : 'Action',
'rows' : [
'status.action.shouldcharge',
'status.action.amperage',
'status.action.nextchange',
'status.action.nextchange_string',
'status.action.lastchange_string',
]
},
{
'name' : 'Average',
'rows' : [
'status.average.time',
'status.average.generation',
'status.average.feedin',
'status.average.gridusage',
'status.average.chargepower',
],
}
];
var valueMapping = {
'KWH_PER_100KM' : 'kWh/100km',
'KM' : 'km',
'UNLOCKED' : '<span style="color:darkred">UNLOCKED</span>',
};
function niceValue(value)
{
var valueString = '' + value;
if( null != (value = valueMapping[valueString]) )
{
return value;
}
if( -1 != valueString.indexOf(' ') )
{
return valueString;
}
return valueString.toLowerCase().split('_').join(' ');
}
function niceName(key)
{
if( keyname = keyMapping[key] )
{
return keyname;
}
if( keys = key.split('.') )
{
var key = keys.pop();
if( keyname = keyMapping[key] )
{
return keyname;
}
return key
}
return key;
}
function valueAtPath(object, path)
{
if( !object || path.length === 0) return object
return valueAtPath(object[path.shift()], path)
}
function valueAtKeyPath(object,path)
{
var keys = path.split('.');
return valueAtPath(object,keys);
}
function createHTMLStructure(structure)
{
var html = '';
for(sectionid in structure)
{
var section = structure[sectionid];
if( sectionname = section['name'] )
{
html = html + '<tr style="height:1.5em;"><th width="190" id="section' + section['name'] +'" align="left">' + section['name'] + '</th><th<th width="50"></th></tr>';
}
var rows = section['rows'];
for( row_number in rows )
{
var row = rows[row_number];
if( (null != (key = niceName(row)) ) )
{
html = html + '<tr style="display:none;" id="tr_' + row + '" align="right"><td>' + key + '</td><td id="td_' + row + '" align="right"></td></tr>';
}
}
}
return html;
}
function updateVisibleStructure(structure,jsonData)
{
for(sectionid in structure)
{
var rows = structure[sectionid]['rows'];
for( row_number in rows )
{
var row = rows[row_number];
if( (null != (key = niceName(row)) ) )
{
var trId = 'tr_' + row;
if( (null != (value = valueAtKeyPath(jsonData,row))) )
{
var tdId = 'td_' + row;
document.getElementById(trId).style = null;
document.getElementById(tdId).innerHTML = niceValue(value);
}
else
{
document.getElementById(trId).style = 'display:none';
}
}
}
}
}
function varschanged(whatschanged)
{
var json = {};
json[whatschanged] = document.getElementById(whatschanged).value;
var jsondata = JSON.stringify(json);
load(jsondata);
}
function dateToLocalISO(date)
{
const off = date.getTimezoneOffset()
const absoff = Math.abs(off)
return (new Date(date.getTime() - off*60*1000).toISOString().substr(0,23) +
(off > 0 ? '-' : '+') +
(absoff / 60).toFixed(0).padStart(2,'0') + ':' +
(absoff % 60).toString().padStart(2,'0'))
}
var timer;
function load(data)
{
var jsondata = '' + data;
var scriptstartdate = new Date();
getJSON('json?'+ scriptstartdate.getMilliseconds(),jsondata,
function(err, jsonData)
{
if (err !== null)
{
alert('Something went wrong: ' + err);
}
else
{
var settingElements = document.querySelectorAll("select")
for( let setttingelement of settingElements )
{
var elementid = setttingelement.id;
if( element = document.getElementById(elementid) )
{
let value = valueAtKeyPath(jsonData, elementid );
if( null != value )
{
element.hidden = false;
element.onchange = function(){ varschanged(this.id); };
var i;
for (i = 0; i < element.length; i++)
{
if(element[i].value == value)
{
element[i].selected = true;
}
}
}
else
{
element.hidden = true;
}
}
}
var generatedTableHead = '<tr><td colspan="2" align="right">' + dateToLocalISO(scriptstartdate) + '</td></tr>';
var myHTML = '';
var generatedTableBody = createHTMLStructure(structuremapping);
myHTML = myHTML + '<table>' + generatedTableHead + generatedTableBody + '</table>';
document.getElementById('data').innerHTML = myHTML;
updateVisibleStructure(structuremapping,jsonData);
}
clearTimeout(timer);
timer = setTimeout(function () { load(); }, 2000);
});
}
</script>
</head>
<body onload="load('{}')">
<h2 style="color:green;">SolarCharger</h1>
<div class="data">
<table>
<tr><td align="left"><select id="settings.chargetype" hidden="true">
<option value="immediate">Charge Immediately</option>
<option value="solar">Solar Charge</option>
</select></td></tr>
<tr><td align="left"><select id="settings.chargespeed" hidden="true">
<option value="6">Charge Speed Minimum (6A / 1380W)</option>
<option value="10">Charge Speed Minimum (10A / 2300W)</option>
<option value="20">Charge Speed Maximum (20A / 4600W )</option>
</select></td></tr>
<tr><td align="left"><select id="settings.solarsafety" hidden="true">
<option value="-1">Don't feed in</option>
<option value="0">Safety margin 0 W</option>
<option value="200">Safety margin 200 W</option>
</select></td></tr>
<tr><td align="left"><select id="settings.chargelimit" hidden="true">
<option value="60">60%</option>
<option value="70">70%</option>
<option value="80">80%</option>
<option value="90">90%</option>
<option value="100">Full</option>
</select></td></tr>
</table>
</div>
<div class="data" id="data"/></div>
</body>
</html>