<?php

namespace App\Http\Controllers;

use App\Models\Employee;
use App\Models\User;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Hash;
use Illuminate\Support\Str;
use Illuminate\Validation\Rule;
use Inertia\Inertia;

class EmployeeController extends Controller
{
    /**
     * Display a listing of the resource.
     */
    public function index()
    {
        $employees = Employee::with(['user' => function($query) {
            $query->select('id', 'name', 'email');
        }])
            ->orderBy('created_at', 'desc')
            ->select([
                'id',
                'user_id',
                'employee_id',
                'gender',
                'nik',
                'birth_date',
                'birth_place',
                'address',
                'phone_number',
                'join_date',
                'is_active',
                'created_at',
            ])
            ->paginate(10)
            ->through(function ($employee) {
                return [
                    'id' => $employee->id,
                    'employee_id' => $employee->employee_id,
                    'name' => $employee->user->name,
                    'email' => $employee->user->email,
                    'nik' => $employee->nik,
                    'birth_date' => $employee->birth_date,
                    'birth_place' => $employee->birth_place,
                    'address' => $employee->address,
                    'gender' => $employee->gender,
                    'phone_number' => $employee->phone_number,
                    'join_date' => $employee->join_date->format('Y-m-d'),
                    'is_active' => (bool) $employee->is_active,
                    'created_at' => $employee->created_at->format('Y-m-d H:i:s'),
                ];
            });

        return Inertia::render('employees/index', [
            'employees' => $employees,
            'status' => session('status'),
        ]);
    }

    /**
     * Show the form for creating a new resource.
     */
    public function create()
    {
        return Inertia::render('employees/form', [
            'mode' => 'create',
        ]);
    }

    /**
     * Store a newly created resource in storage.
     */
    public function store(Request $request)
    {
        $validated = $request->validate([
            // Validasi untuk User
            'name' => 'required|string|max:255',
            'email' => 'required|email|unique:users',
            'password' => 'required|string|min:8',

            // Validasi untuk Employee
            'gender' => 'required|in:laki-laki,perempuan',
            'nik' => 'nullable|string|max:16',
            'birth_date' => 'required|date',
            'birth_place' => 'nullable|string|max:100',
            'address' => 'nullable|string|max:255',
            'phone_number' => 'nullable|string|max:15',
            'specialization' => 'nullable|string|max:100',
            'license_number' => 'nullable|string|max:50',
            'join_date' => 'required|date',
        ]);

        DB::transaction(function () use ($validated) {
            // Create User
            $user = User::create([
                'id' => Str::uuid(),
                'name' => $validated['name'],
                'email' => $validated['email'],
                'password' => Hash::make($validated['password']),
            ]);

            // Create Employee
            Employee::create([
                'id' => Str::uuid(),
                'user_id' => $user->id,
                'gender' => $validated['gender'],
                'nik' => $validated['nik'] ?? null,
                'birth_date' => $validated['birth_date'],
                'birth_place' => $validated['birth_place'] ?? null,
                'address' => $validated['address'] ?? null,
                'phone_number' => $validated['phone_number'] ?? null,
                'specialization' => $validated['specialization'] ?? null,
                'license_number' => $validated['license_number'] ?? null,
                'join_date' => $validated['join_date'],
                'resign_date' => $validated['resign_date'] ?? null,
                'is_active' => true,
            ]);
        });

        return redirect()->route('employees.index')
            ->with('status', 'Berhasil membuat data pegawai');
    }

    /**
     * Display the specified resource.
     */
    public function show(Employee $employee)
    {
        //
    }

    /**
     * Show the form for editing the specified resource.
     */
    public function edit(Employee $employee)
    {
        return Inertia::render('employees/form', [
            'mode' => 'edit',
            'employee' => [
                'id' => $employee->id,
                'employee_id' => $employee->employee_id,
                'name' => $employee->user->name,
                'email' => $employee->user->email,
                'gender' => $employee->gender,
                'nik' => $employee->nik,
                'birth_date' => $employee->birth_date,
                'birth_place' => $employee->birth_place,
                'specialization' => $employee->specialization,
                'license_number' => $employee->license_number,
                'address' => $employee->address,
                'resign_date' => $employee->resign_date,
                'phone_number' => $employee->phone_number,
                'join_date' => $employee->join_date->format('Y-m-d'),
                'is_active' => $employee->is_active,
            ],
        ]);
    }

    /**
     * Update the specified resource in storage.
     */
    public function update(Request $request, Employee $employee)
    {
        $validated = $request->validate([
            // Validasi untuk User
            'name' => 'required|string|max:255',
            'email' => [
                'required',
                'email',
                Rule::unique('users')->ignore($employee->user_id)
            ],
            'password' => 'nullable|string|min:8', // Diubah menjadi nullable untuk update

            // Validasi untuk Employee
            'employee_id' => 'required|string|max:50',
            'gender' => 'required|in:laki-laki,perempuan',
            'nik' => 'nullable|string|max:16',
            'birth_date' => 'required|date',
            'birth_place' => 'nullable|string|max:100',
            'address' => 'nullable|string|max:255',
            'phone_number' => 'nullable|string|max:15',
            'specialization' => 'nullable|string|max:100',
            'license_number' => 'nullable|string|max:50',
            'join_date' => 'required|date',
            'resign_date' => 'nullable|date',
            'is_active' => 'required|boolean',
        ]);

        DB::transaction(function () use ($validated, $employee) {
            // Update data user
            $userData = [
                'name' => $validated['name'],
                'email' => $validated['email'],
            ];

            // Hanya update password jika diisi
            if (!empty($validated['password'])) {
                $userData['password'] = Hash::make($validated['password']);
            }

            $employee->user->update($userData);

            // Update data employee
            $employee->update([
                'employee_id' => $validated['employee_id'],
                'gender' => $validated['gender'],
                'nik' => $validated['nik'],
                'birth_date' => $validated['birth_date'],
                'birth_place' => $validated['birth_place'],
                'address' => $validated['address'],
                'phone_number' => $validated['phone_number'],
                'specialization' => $validated['specialization'],
                'license_number' => $validated['license_number'],
                'join_date' => $validated['join_date'],
                'resign_date' => $validated['resign_date'],
                'is_active' => $validated['is_active'],
            ]);
        });

        return redirect()->route('employees.index')
            ->with('success', 'Data pegawai telah diperbaharui');
    }

    /**
     * Remove the specified resource from storage.
     */
    public function destroy(Employee $employee)
    {
        DB::transaction(function () use ($employee) {
            $employee->user()->delete();
            $employee->delete();
        });

        return redirect()->route('employees.index')
            ->with('status', 'Data pegawai berhasil dihapus');
    }
}