Added timezone for user; Moved dashboard to controller

tests/Unit/Service/DashboardServiceTest.php

@@ -0,0 +1,43 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Unit\Service;
+
+use App\Models\TimeEntry;
+use App\Models\User;
+use App\Service\DashboardService;
+use Carbon\Carbon;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class DashboardServiceTest extends TestCase
+{
+    use RefreshDatabase;
+
+    public function test_daily_tracked_hours_returns_correct_values(): void
+    {
+        // Arrange
+        $this->travelTo(Carbon::create(2024, 1, 1, 12, 0, 0, 'UTC'));
+        $user = User::factory()->create([
+            'timezone' => 'Europe/Vienna',
+        ]);
+        $timeEntry = TimeEntry::factory()->forUser($user)->create([
+            'start' => Carbon::create(2023, 12, 31, 0, 0, 0, 'UTC'),
+            'end' => Carbon::create(2023, 12, 31, 0, 0, 40, 'UTC'),
+        ]);
+
+        // Act
+        $service = new DashboardService();
+        $result = $service->getDailyTrackedHours($user, 5);
+
+        // Assert
+        $this->assertSame([
+            ['2024-01-01', 0],
+            ['2023-12-31', 40],
+            ['2023-12-30', 0],
+            ['2023-12-29', 0],
+            ['2023-12-28', 0],
+        ], $result);
+    }
+}