wip statistic events quasi

app/Filament/Widgets/MedianAverageWidget.php

@@ -0,0 +1,46 @@
+<?php
+
+namespace App\Filament\Widgets;
+
+use App\Actions\Statistics\LoadEvents;
+use Filament\Widgets\Concerns\InteractsWithPageFilters;
+use Filament\Widgets\StatsOverviewWidget;
+use Filament\Widgets\StatsOverviewWidget\Stat;
+
+class MedianAverageWidget extends StatsOverviewWidget
+{
+    use InteractsWithPageFilters;
+
+    protected function getStats(): array
+    {
+        $data = LoadEvents::load($this->filters);
+
+        if (! isset($data['datasets'][0])) {
+            return [];
+        }
+
+        $arr = $data['datasets'][0]['data'];
+        $total = count($arr);
+        $summe = array_sum($arr);
+
+        if (! $total) {
+            return [];
+        }
+
+        if ($total % 2) {
+            $m = $total / 2 + 1;
+            $median = $arr[$m];
+        } else {
+            $m = $total / 2;
+            $m1 = floor($m);
+            $m2 = ceil($m);
+            $median = round(($arr[$m1] + $arr[$m2]) / 2, 2);
+        }
+
+        return [
+            Stat::make('Number of events', $total),
+            Stat::make('Average', round($summe / $total, 2)),
+            Stat::make('Median', $median),
+        ];
+    }
+}