<?php

namespace App\Livewire\Users;

use App\Models\Department;
use App\Models\User;
use Illuminate\Support\Facades\Hash;
use Illuminate\Validation\Rule;
use Livewire\Attributes\Layout;
use Livewire\Component;

#[Layout('layouts.app')]
class UserFormPage extends Component
{
    public ?User $userModel = null;

    public string $name = '';

    public string $email = '';

    public string $password = '';

    public string $password_confirmation = '';

    public string $role = 'client';

    public string $departmentId = '';

    public string $phone = '';

    public bool $isActive = true;

    public function mount(?User $user = null): void
    {
        abort_unless(auth()->user()->isAdmin(), 403);

        if ($user && $user->exists) {
            $this->userModel = $user;
            $this->name = $user->name;
            $this->email = $user->email;
            $this->role = $user->role->value;
            $this->departmentId = (string) $user->department_id;
            $this->phone = (string) $user->phone;
            $this->isActive = (bool) $user->is_active;
        }
    }

    public function save()
    {
        $emailRule = Rule::unique('users', 'email');
        if ($this->userModel) {
            $emailRule = $emailRule->ignore($this->userModel->id);
        }

        $rules = [
            'name' => ['required', 'string', 'max:255'],
            'email' => ['required', 'email', 'max:255', $emailRule],
            'role' => ['required', Rule::in(['admin', 'manager', 'technician', 'client'])],
            'departmentId' => ['nullable', 'exists:departments,id'],
            'phone' => ['nullable', 'string', 'max:32'],
            'isActive' => ['boolean'],
        ];

        if ($this->userModel) {
            $rules['password'] = ['nullable', 'string', 'min:8', 'same:password_confirmation'];
        } else {
            $rules['password'] = ['required', 'string', 'min:8', 'same:password_confirmation'];
        }

        $this->validate($rules);

        $payload = [
            'name' => $this->name,
            'email' => $this->email,
            'role' => $this->role,
            'department_id' => $this->departmentId ?: null,
            'phone' => $this->phone,
            'is_active' => $this->isActive,
        ];

        if ($this->password !== '') {
            $payload['password'] = Hash::make($this->password);
        }

        if ($this->userModel) {
            $this->userModel->update($payload);
            session()->flash('success', 'Пользователь обновлен.');

            return redirect()->route('users.show', $this->userModel);
        }

        $payload['password'] = Hash::make($this->password);
        $user = User::query()->create($payload);

        session()->flash('success', 'Пользователь создан.');

        return redirect()->route('users.show', $user);
    }

    public function render()
    {
        return view('livewire.users.user-form-page', [
            'departments' => Department::query()->orderBy('name')->get(),
        ])->title($this->userModel ? 'Редактирование пользователя' : 'Создание пользователя');
    }
}