<?php

declare(strict_types=1);

namespace App\Models\Concerns;

use App\Support\TenantContext;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\Model;

/**
 * 业务模型使用此 Trait 后，查询自动限定当前租户，创建时写入 tenant_code。
 * withoutGlobalScope('tenant') 只允许出现在平台级管理中，并在调用处说明原因。
 */
trait BelongsToTenant
{
    public static function bootBelongsToTenant(): void
    {
        static::addGlobalScope('tenant', function (Builder $builder): void {
            $builder->where(
                $builder->getModel()->qualifyColumn('tenant_code'),
                app(TenantContext::class)->code(),
            );
        });

        static::creating(function (Model $model): void {
            $model->setAttribute('tenant_code', app(TenantContext::class)->code());
        });

        static::updating(function (Model $model): void {
            if ($model->isDirty('tenant_code')) {
                $model->setAttribute('tenant_code', $model->getOriginal('tenant_code'));
            }
        });
    }
}