base commit

app/Services/Vacation/VacationBalanceService.php

@@ -0,0 +1,33 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Services\Vacation;
+
+use App\Enums\ApprovalStatus;
+use App\Enums\VacationType;
+use App\Models\Employee;
+
+class VacationBalanceService
+{
+    public function entitlement(): int
+    {
+        return (int) config('hr.annual_leave_days');
+    }
+
+    public function takenAnnualDays(Employee $employee, ?int $year = null): int
+    {
+        $year ??= (int) now()->year;
+
+        return (int) $employee->vacations()
+            ->where('type', VacationType::Annual)
+            ->where('status', ApprovalStatus::Approved)
+            ->whereYear('start_date', $year)
+            ->sum('days');
+    }
+
+    public function remainingAnnualDays(Employee $employee): int
+    {
+        return $this->entitlement() - $this->takenAnnualDays($employee);
+    }
+}

app/Services/Vacation/VacationService.php

@@ -0,0 +1,66 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Services\Vacation;
+
+use App\Enums\ApprovalStatus;
+use App\Models\User;
+use App\Models\Vacation;
+use App\Notifications\VacationApprovedNotification;
+use App\Notifications\VacationSubmittedNotification;
+use App\Services\Leave\LeaveDaysCalculator;
+use Carbon\Carbon;
+use Illuminate\Support\Facades\Notification;
+
+class VacationService
+{
+    public function __construct(
+        private readonly LeaveDaysCalculator $leaveDaysCalculator,
+    ) {}
+
+    /**
+     * @param  array<string, mixed>  $data
+     */
+    public function submit(array $data): Vacation
+    {
+        $startDate = Carbon::parse($data['start_date']);
+        $endDate = Carbon::parse($data['end_date']);
+
+        $vacation = Vacation::create([
+            ...$data,
+            'days' => $this->leaveDaysCalculator->between($startDate, $endDate),
+            'status' => ApprovalStatus::Pending,
+        ]);
+
+        Notification::send(
+            User::role('hr_manager')->get(),
+            new VacationSubmittedNotification($vacation),
+        );
+
+        return $vacation;
+    }
+
+    public function approve(Vacation $vacation, User $approver): void
+    {
+        $vacation->update([
+            'status' => ApprovalStatus::Approved,
+            'approved_by' => $approver->id,
+            'approved_at' => now(),
+        ]);
+
+        Notification::send(
+            User::role('hr_manager')->get(),
+            new VacationApprovedNotification($vacation),
+        );
+    }
+
+    public function reject(Vacation $vacation, User $approver): void
+    {
+        $vacation->update([
+            'status' => ApprovalStatus::Rejected,
+            'approved_by' => $approver->id,
+            'approved_at' => now(),
+        ]);
+    }
+}