Dev branch

app/Reports/DecisionsCountReport.php

@@ -0,0 +1,51 @@
+<?php
+
+namespace App\Reports;
+
+use App\Models\Activity;
+use App\Reports\Contracts\Report;
+use Illuminate\Database\Eloquent\Builder;
+
+class DecisionsCountReport extends BaseEloquentReport implements Report
+{
+    public function slug(): string
+    {
+        return 'decisions-counts';
+    }
+
+    public function name(): string
+    {
+        return 'Odločitve – štetje';
+    }
+
+    public function description(): ?string
+    {
+        return 'Število aktivnosti po odločitvah v izbranem obdobju.';
+    }
+
+    public function inputs(): array
+    {
+        return [
+            ['key' => 'from', 'type' => 'date', 'label' => 'Od', 'nullable' => true],
+            ['key' => 'to', 'type' => 'date', 'label' => 'Do', 'nullable' => true],
+        ];
+    }
+
+    public function columns(): array
+    {
+        return [
+            ['key' => 'decision_name', 'label' => 'Odločitev'],
+            ['key' => 'activities_count', 'label' => 'Št. aktivnosti'],
+        ];
+    }
+
+    public function query(array $filters): Builder
+    {
+        return Activity::query()
+            ->leftJoin('decisions', 'activities.decision_id', '=', 'decisions.id')
+            ->when(!empty($filters['from']), fn ($q) => $q->whereDate('activities.created_at', '>=', $filters['from']))
+            ->when(!empty($filters['to']), fn ($q) => $q->whereDate('activities.created_at', '<=', $filters['to']))
+            ->groupBy('decisions.name')
+            ->selectRaw("COALESCE(decisions.name, '—') as decision_name, COUNT(*) as activities_count");
+    }
+}