ldc-crm/app/Models/ClaimMessage.php

<?php

namespace App\Models;

use App\Enums\Claims\ClaimMessageType;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;

/**
 * @property integer                         $id         Subject id.
 * @property string                          $label      Subject label.
 * @property \App\Models\Claim               $claim_id   Subject associated Claim.
 * @property-read \Illuminate\Support\Carbon $created_at Subject created date.
 * @property-read \Illuminate\Support\Carbon $updated_at Subject updated date.
 */
class ClaimMessage extends Model
{
    use HasFactory;

    /**
     * The attributes that are mass assignable.
     *
     * @var array<int, string>
     */
    protected $fillable = [
        'content',
        'type',
        'claim_id',
        'user_id',
    ];

    /**
     * The attributes that should be cast.
     *
     * @var array<string, mixed>
     */
    protected $casts = [
        'type' => ClaimMessageType::class,
    ];

    // * RELATIONS

    /**
     * Claim belongs to relation.
     *
     * @return \Illuminate\Database\Eloquent\Relations\BelongsTo
     */
    public function claim(): \Illuminate\Database\Eloquent\Relations\BelongsTo
    {
        return $this->belongsTo(Claim::class);
    }

    /**
     * User belongs to relation.
     *
     * @return \Illuminate\Database\Eloquent\Relations\BelongsTo
     */
    public function user(): \Illuminate\Database\Eloquent\Relations\BelongsTo
    {
        return $this->belongsTo(User::class);
    }


    // * METHODS

    /**
     * Get all messages from a specific claim.
     *
     * @param integer $claimModelKey
     * @return \Illuminate\Database\Eloquent\Collection
     */
    public static function getAllClaimMessages(int $claimModelKey): \Illuminate\Database\Eloquent\Collection
    {
        return self::query()
            ->with('user')
            ->whereHas('claim', fn($q) => $q->whereKey($claimModelKey))
            ->orderby('created_at', 'ASC')
            ->get();
    }
}