<?php

declare(strict_types=1);

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\SoftDeletes;

class GroupAsset extends Model
{
    use HasFactory;
    use SoftDeletes;

    public const CATEGORY_LOGO = 'logo';
    public const CATEGORY_BRAND = 'brand';
    public const CATEGORY_PALETTE = 'palette';
    public const CATEGORY_WATERMARK = 'watermark';
    public const CATEGORY_TEMPLATE = 'template';
    public const CATEGORY_REFERENCE = 'reference';
    public const CATEGORY_SOURCE_PACK = 'source_pack';
    public const CATEGORY_PROMO = 'promo';
    public const CATEGORY_MISC = 'misc';

    public const VISIBILITY_INTERNAL = 'internal';
    public const VISIBILITY_MEMBERS_ONLY = 'members_only';
    public const VISIBILITY_PUBLIC_DOWNLOAD = 'public_download';

    public const STATUS_ACTIVE = 'active';
    public const STATUS_ARCHIVED = 'archived';

    protected $fillable = [
        'group_id',
        'title',
        'description',
        'category',
        'file_path',
        'preview_path',
        'visibility',
        'status',
        'linked_project_id',
        'uploaded_by_user_id',
        'approved_by_user_id',
        'is_featured',
        'file_meta_json',
    ];

    protected $casts = [
        'is_featured' => 'boolean',
        'file_meta_json' => 'array',
    ];

    public function group(): BelongsTo
    {
        return $this->belongsTo(Group::class);
    }

    public function linkedProject(): BelongsTo
    {
        return $this->belongsTo(GroupProject::class, 'linked_project_id');
    }

    public function uploader(): BelongsTo
    {
        return $this->belongsTo(User::class, 'uploaded_by_user_id');
    }

    public function approver(): BelongsTo
    {
        return $this->belongsTo(User::class, 'approved_by_user_id');
    }

    public function canBeViewedBy(?User $viewer): bool
    {
        if ($this->status !== self::STATUS_ACTIVE) {
            return false;
        }

        return match ($this->visibility) {
            self::VISIBILITY_PUBLIC_DOWNLOAD => $this->group->canBeViewedBy($viewer),
            self::VISIBILITY_MEMBERS_ONLY => $viewer !== null && $this->group->hasActiveMember($viewer),
            default => $viewer !== null && $this->group->canViewInternalAssets($viewer),
        };
    }
}