<?php

namespace App\Http\Controllers\Admin;

use App\Http\Controllers\Controller;
use App\Models\Attendance;
use App\Models\Department;
use App\Models\Employee;
use Illuminate\Http\Request;
use Illuminate\Validation\Rule;
use Inertia\Inertia;

class AttendanceController extends Controller
{
    public function index(Request $request)
    {
        $query = Attendance::with(['employee.department']);

        if ($request->filled('date')) {
            $query->whereDate('date', $request->date);
        }

        if ($request->filled('status')) {
            $query->where('status', $request->status);
        }

        if ($request->filled('department_id')) {
            $query->whereHas('employee', function ($q) use ($request) {
                $q->where('department_id', $request->department_id);
            });
        }

        if ($request->filled('search')) {
            $query->whereHas('employee', function ($q) use ($request) {
                $q->where('name', 'like', '%' . $request->search . '%')
                    ->orWhere('nip', 'like', '%' . $request->search . '%');
            });
        }

        return Inertia::render('admin/attendance/index', [
            'attendances' => $query->latest('date')->paginate(15)->withQueryString(),
            'departments' => Department::select('id', 'name')->orderBy('name')->get(),
            'filters' => $request->only(['search', 'date', 'status', 'department_id']),
        ]);
    }

    public function create()
    {
        $employees = Employee::with('department')
            ->orderBy('name')
            ->get()
            ->map(fn($employee) => [
                'id' => $employee->id,
                'name' => $employee->name,
                'nip' => $employee->nip,
                'department' => $employee->department?->name,
            ]);

        return Inertia::render('admin/attendance/create', [
            'employees' => $employees,
        ]);
    }

    public function store(Request $request)
    {
        $validated = $request->validate([
            'employee_id' => [
                'required',
                'exists:employees,id',
                Rule::unique('attendances')->where(fn($query) => $query->where('date', $request->date)),
            ],
            'date' => 'required|date',
            'shift' => 'required|in:Pagi,Siang,Malam',
            'status' => 'required|in:hadir,izin,sakit,alpha',
            'check_in' => 'nullable|date',
            'check_out' => 'nullable|date|after_or_equal:check_in',
            'notes' => 'nullable|string|max:255',
        ], [
            'employee_id.unique' => 'Absensi karyawan pada tanggal ini sudah tercatat.',
            'check_out.after_or_equal' => 'Jam pulang harus setelah jam masuk.',
        ]);

        Attendance::create($validated);

        return redirect()->route('admin.attendance.index')
            ->with('success', 'Absensi berhasil disimpan.');
    }
}