PHP_SMART_HOME_V3/app/class/ChartManager.php

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<?php
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class ChartScale{
const HOUR = 'info';
const DAY = 'warning';
const MONTH = 'warning';
const YEAR = 'error';
}
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class ChartManager{
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function generateChart($data, $min = 0, $max = 100) {
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echo '<br>Aktuální Hodnota: '.$data[0]['value'];
echo "<style>
.sloupec {
border-top: solid 2px red;
}
</style>";
echo '<div class=graph>';
echo '<div class="posuv " graf-max="'.$max.'" graf-min='.$min.'>';
for ($valuesRow = 0; $valuesRow < count($data); $valuesRow++) {
$row = $data[$valuesRow];
echo '<div class="sloupec " name="sloupec" value="' . $row['value'] . '" data-toggle="tooltip" title=""></div>';
}
echo '</div>';
echo '</div>';
echo '<script src="./include/js/chartDrwer.js"></script>';
echo 'Poslední Update: ';
echo '<style>
.graph {
width: 100%;
overflow: hidden;
margin-top: auto;
}
.posuv {
display: flex;
height: 200px;
background-image: url(./img/graph.png);
padding: 20px;
background-repeat: repeat;
border-bottom: 1px solid black;
}
.sloupec {
border-top: solid 2px blue;
background-color: grey;
float: left;
margin: auto 0 0;
display: inline-block;
width: 1%;
}
</style>
<script>
var posuvList = document.getElementsByClassName("posuv");
var maxHeight = posuvList[0].clientHeight;
for (i = 0; i < posuvList.length; i++) {
var maxPx = 0;
var grafMax = Number(posuvList[i].getAttribute("graf-max")); //100%
var grafMin = Number(posuvList[i].getAttribute("graf-min")); //0%
if (grafMin == 0 && grafMax == 100) {
var onePercent = 1;
} else {
var stepsBetWene = grafMax;
if (grafMin !== 0) {
if (grafMin < 0) {
stepsBetWene = grafMax + Math.abs(grafMin);
}
if (grafMin > 0) {
stepsBetWene = grafMax - grafMin;
}
}
var onePercent = stepsBetWene / 100;
}
var sloupceList = posuvList[i].querySelectorAll(".sloupec");
for (ai = 0; ai < sloupceList.length; ai++) {
var onePxPercent = maxHeight / 100;
var heightInPercent =
Math.abs(sloupceList[ai].getAttribute("value")) / onePercent;
var outputPx = onePxPercent * heightInPercent;
sloupceList[ai].style.height = outputPx + "px";
}
}
</script>';
}
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function generateChartData(int $subDeviceId, string $periode, string $groupBy) {
$chartData = [];
$subDevice = SubDeviceManager::getSubDevice($subDeviceId);
$records = RecordManager::getAllRecordForGraph($subDeviceId, $periode, $groupBy);
$array = array_column($records, 'value');
$arrayTime = array_column($records, 'time');
$output = [];
foreach ($array as $key => $value) {
$output[$key]['y'] = $value;
if ($subDevice['type'] == 'light'){
if ($value > 810){
$output[$key]['y'] = 1;
} else {
$output[$key]['y'] = 0;
}
}
$timeStamp = new DateTime($arrayTime[$key]);
$output[$key]['t'] = $timeStamp->format("Y-m-d") . 'T' . $timeStamp->format("H:i:s") . 'Z';
}
$data = json_encode($output);
$data = $output;
$arrayTimeStamps = array_column($records, 'time');
foreach ($arrayTimeStamps as $key => $value) {
$arrayTimeStamps[$key] = (new DateTime($value))->format(TIMEFORMAT);
}
$chartData['graphRange'] = RANGES[$subDevice['type']];
$chartData['graphType'] = RANGES[$subDevice['type']]['graph'];
$chartData['graphData'] = $data;
return $chartData;
}
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}
?>