<?php

namespace App\Livewire\Admin;

use Livewire\Component;
use Livewire\WithPagination;
use App\Models\User;
use Spatie\Permission\Models\Role;

class Users extends Component
{
    use WithPagination;


    public $search = '';
    public $name = '';
    public bool $showCreateModal = false;
    public ?int $editingUserId = null;
    public string $sortField = 'id';
    public string $sortDirection = 'asc';
    public $roles = []; // 所有權限清單
    public $selectedRoles = []; // 表單中選到的權限
    
    protected $rules = [
        'name' => 'required|string|max:255',
    ];

    protected $paginationTheme = 'tailwind';

    public function getUsersProperty()
    {
        return User::where('name', 'like', "%{$this->search}%")
            ->orderBy($this->sortField, $this->sortDirection)
            ->paginate(10);
    }

    public function sortBy($field)
    {
        if ($this->sortField === $field) {
            $this->sortDirection = $this->sortDirection === 'asc' ? 'desc' : 'asc';
        } else {
            $this->sortField = $field;
            $this->sortDirection = 'asc';
        }
    }
    public function mount()
    {
        $this->roles = Role::all();
    }

    public function openCreateModal()
    {
        $this->resetFields();
        $this->showCreateModal = true;
    }

    public function openEditModal($id)
    {
        $user = User::findOrFail($id);
        $this->editingUserId = $user->id;
        $this->name = $user->name;
        $this->selectedRoles = $user->roles()->pluck('id')->toArray();
        $this->showCreateModal = true;
    }

    public function save()
    {
        $this->validate();

        if ($this->editingRoleId) {
            $role = User::findOrFail($this->editingRoleId);
            $role->update(['name' => $this->name]);
            $role->syncRolses($this->selectedRoles);
            session()->flash('message', '使用者已更新');
        } else {
            $role = User::create(['name' => $this->name]);
            $role->syncRolses($this->selectedRoles);
            session()->flash('message', '使用者已新增');
        }

        $this->resetFields();
        $this->showCreateModal = false;
    }

    public function delete($id)
    {
        User::findOrFail($id)->delete();
        session()->flash('message', '使用者已刪除');
    }

    public function resetFields()
    {
        $this->name = '';
        $this->selectedRoles = [];
        $this->editingUserId = null;
    }

    public function render()
    {
        return view('livewire.admin.users', [
            'users' => $this->users,
        ])->layout('layouts.admin');
    }
}