ladill-care/app/Models/InvestigationType.php

<?php

namespace App\Models;

use App\Models\Concerns\BelongsToOwner;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\HasMany;
use Illuminate\Database\Eloquent\SoftDeletes;

class InvestigationType extends Model
{
    use BelongsToOwner, SoftDeletes;

    protected $table = 'care_investigation_types';

    protected $fillable = [
        'owner_ref', 'organization_id', 'name', 'code', 'category', 'description',
        'unit', 'reference_low', 'reference_high', 'reference_text', 'price_minor', 'is_active',
    ];

    protected function casts(): array
    {
        return [
            'reference_low' => 'decimal:4',
            'reference_high' => 'decimal:4',
            'is_active' => 'boolean',
        ];
    }

    public function organization(): BelongsTo
    {
        return $this->belongsTo(Organization::class, 'organization_id');
    }

    public function requests(): HasMany
    {
        return $this->hasMany(InvestigationRequest::class, 'investigation_type_id');
    }
}