<?php

namespace App\Livewire\Admin;

use Livewire\Component;
use Illuminate\Validation\Rule;
use Illuminate\Support\Facades\Auth;
use App\Models\Artist;
use App\Enums\ArtistCategory;

class ArtistForm extends Component
{
    protected $listeners = ['openModal','closeModal', 'deleteArtist'];

    public bool $canCreate;
    public bool $canEdit;
    public bool $canDelect;

    public bool $showModal = false;
    public ?int $artistId = null;
    
    public array $categoryOptions =[];
    public array $fields = [
        'category' =>'unset',
        'name' =>'',
        'enable' => true,
    ];
    public $selectedCategory = []; // 表單中選到的權限

    

    public function mount()
    {
        $this->categoryOptions = collect(ArtistCategory::cases())->map(fn ($category) => [
            'name' => $category->labels(),
            'value' => $category->value,
        ])->toArray();
        $this->canCreate = Auth::user()?->can('song-edit') ?? false;
        $this->canEdit = Auth::user()?->can('song-edit') ?? false;
        $this->canDelect = Auth::user()?->can('song-delete') ?? false;
    }

    public function openModal($id = null)
    {
        $this->resetFields();

        if ($id) {
            $artist = Artist::findOrFail($id);
            $this->artistId = $artist->id;
            $this->fields = $artist->only(array_keys($this->fields));
        }
    
        $this->showModal = true;
    }

    public function closeModal()
    {
        $this->resetFields();
        $this->showModal = false;
    }
    
    public function save()
    {
        if ($this->artistId) {
            if ($this->canEdit) {
                $artist = Artist::findOrFail($this->artistId);
                $artist->update($this->fields);
                $this->dispatch('notify', [
                    'title' => '成功',
                    'description' => '歌手已更新',
                    'icon' => 'success',
                ]);
            }
        } else {
            if ($canCreate) {
                $artist = Artist::create($this->fields);
                $this->dispatch('notify', [
                    'title' => '成功',
                    'description' => '歌手已新增',
                    'icon' => 'success',
                ]);
            }
        }
        $this->resetFields();
        $this->showModal = false;
        $this->dispatch('pg:eventRefresh-artist-table');
    }
    
    public function deleteArtist($id)
    {
        if ($this->canDelect) {
            Artist::findOrFail($id)->delete();
            session()->flash('message', '歌手已刪除');
            $this->dispatch('pg:eventRefresh-artist-table');
        }
    }

    public function resetFields()
    {
        foreach ($this->fields as $key => $value) {
            if ($key == 'category') {
                $this->fields[$key] = 'unset';
            } else {
                $this->fields[$key] = '';
            }
        }
        $this->artistId = null;
    }

    public function render()
    {
        return view('livewire.admin.artist-form');
    }
}