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Added trend line chart analysis chart page

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dhanabalan
2025-07-31 16:57:08 +05:30
parent 96a5dacf95
commit 573b02a97a
1 changed files with 206 additions and 0 deletions
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app/Filament/Widgets/TrendLineChart.php Normal file
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<?php
namespace App\Filament\Widgets;
use App\Models\MfmReading;
use Carbon\Carbon;
use Filament\Widgets\ChartWidget;
class TrendLineChart extends ChartWidget
{
protected static ?string $heading = 'Trend Line Analysis';
protected static ?string $maxHeight = '420px';
protected int|string|array $columnSpan = 12;
protected function getData(): array
{
$fromDatetime = session('from_datetime');
$toDatetime = session('to_datetime');
$selectedPlant = session('selected_plant');
$meterId = session('selected_meter');
$parameter = session('parameter');
if (empty($fromDatetime) || empty($toDatetime) || empty($selectedPlant) || empty($meterId) || empty($parameter)) {
return [
'labels' => [],
'datasets' => [],
];
}
$fromDateTime = Carbon::parse($fromDatetime);
$toDateTime = Carbon::parse($toDatetime);
if ($fromDateTime->gt($toDateTime) || $fromDateTime->gt(now()) || $toDateTime->gt(now())) {
return [
'labels' => [],
'datasets' => [],
];
}
$durationHours = $fromDateTime->diffInHours($toDateTime);
if ($durationHours < 1 || $durationHours > 24) {
return [
'labels' => [],
'datasets' => [],
];
}
$intervalCount = $durationHours > 12 ? 12 : 10;
$intervalMinutes = $durationHours > 12 ? 120 : floor(($durationHours * 60) / $intervalCount);
$labels = [];
$columnMap = [];
$datasetColors = [];
$dataSeries = [];
// Determine columns and labels based on selected parameter
switch ($parameter) {
case 'Phase Voltage':
$columnMap = [
'voltage_ry' => 'Voltage RY Max',
'voltage_yb' => 'Voltage YB Max',
'voltage_br' => 'Voltage BR Max',
'frequency' => 'Frequency Max',
];
$datasetColors = [
'voltage_ry' => 'rgba(255, 99, 132, 1)', // red
'voltage_yb' => 'rgba(54, 162, 235, 1)', // blue
'voltage_br' => 'rgba(255, 206, 86, 1)', // yellow
'frequency' => 'rgba(75, 192, 192, 1)', // teal
];
break;
case 'Line Voltage':
$columnMap = [
'voltage_r_n' => 'Voltage R-N Max',
'voltage_y_n' => 'Voltage Y-N Max',
'voltage_b_n' => 'Voltage B-N Max',
'frequency' => 'Frequency Max',
];
$datasetColors = [
'voltage_r_n' => 'rgba(153, 102, 255, 1)', // purple
'voltage_y_n' => 'rgba(255, 159, 64, 1)', // orange
'voltage_b_n' => 'rgba(0, 200, 83, 1)', // green
'frequency' => 'rgba(75, 192, 192, 1)', // teal
];
break;
case 'Current':
$columnMap = [
'current_r' => 'Current R Max',
'current_y' => 'Current Y Max',
'current_b' => 'Current B Max',
'current_n' => 'Current N Max ',
];
$datasetColors = [
'current_r' => 'rgba(153, 102, 255, 1)', // purple
'current_y' => 'rgba(255, 159, 64, 1)', // orange
'current_b' => 'rgba(0, 200, 83, 1)', // green
'current_n' => 'rgba(75, 192, 192, 1)', // teal
];
break;
case 'Active Power':
$columnMap = [
'active_power_r' => 'Active Pow R Max',
'active_power_y' => 'Active Pow Y Max',
'active_power_b' => 'Active Pow B Max',
'active_power_total' => 'Active Pow Tot Max ',
];
$datasetColors = [
'active_power_r' => 'rgba(153, 102, 255, 1)', // purple
'active_power_y' => 'rgba(255, 159, 64, 1)', // orange
'active_power_b' => 'rgba(0, 200, 83, 1)', // green
'active_power_total' => 'rgba(75, 192, 192, 1)', // teal
];
break;
case 'Power Factor':
$columnMap = [
'power_factor_r' => 'Power Fac R Max',
'power_factor_y' => 'Power Fac Y Max',
'power_factor_b' => 'Power Fac B Max',
'power_factor_total' => 'Power Fac Tot Max ',
];
$datasetColors = [
'power_factor_r' => 'rgba(153, 102, 255, 1)', // purple
'power_factor_y' => 'rgba(255, 159, 64, 1)', // orange
'power_factor_b' => 'rgba(0, 200, 83, 1)', // green
'power_factor_total' => 'rgba(75, 192, 192, 1)', // teal
];
break;
case 'Units':
$columnMap = [
'apparent_energy_received' => 'AppEneRec Max',
'reactive_energy_received' => 'ReacEneRec Max',
'active_energy_received' => 'ActiveEneRec Max',
];
$datasetColors = [
'apparent_energy_received' => 'rgba(153, 102, 255, 1)', // purple
'reactive_energy_received' => 'rgba(255, 159, 64, 1)', // orange
'active_energy_received' => 'rgba(0, 200, 83, 1)', // green
];
break;
default:
return [
'labels' => [],
'datasets' => [],
];
}
// Initialize empty arrays for each data series
foreach ($columnMap as $column => $label) {
$dataSeries[$column] = [];
}
$current = $fromDateTime->copy();
while ($current < $toDateTime) {
$next = $current->copy()->addMinutes($intervalMinutes);
$selectParts = [];
foreach ($columnMap as $column => $label) {
$selectParts[] = "MAX({$column}::double precision) as {$column}";
}
$readings = MfmReading::where('mfm_meter_id', $meterId)
->whereBetween('created_at', [$current, $next])
->selectRaw(implode(', ', $selectParts))
->first();
$labels[] = $current->format('H:i');
foreach ($columnMap as $column => $label) {
$dataSeries[$column][] = round($readings->{$column} ?? 0, 2);
}
$current = $next;
}
// Construct dataset array
$datasets = [];
foreach ($columnMap as $column => $label) {
$datasets[] = [
'label' => $label,
'data' => $dataSeries[$column],
'borderColor' => $datasetColors[$column],
'backgroundColor' => str_replace('1)', '0.2)', $datasetColors[$column]),
'fill' => false,
'tension' => 0.1,
];
}
return [
'labels' => $labels,
'datasets' => $datasets,
];
}
protected function getType(): string
{
return 'line';
}
}