portal-api/app/Models/IpPoolLog.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;

class IpPoolLog extends Model
{
    public const ALLOCATED = 'allocated';
    public const REVOKED = 'revoked';
    public const VM_ASSIGNED = 'vm_assigned';
    public const VM_RELEASED = 'vm_released';

    public const UPDATED_AT = null;

    protected $casts = ['effective_date' => 'date:Y-m-d'];

    protected $fillable = [
        'ip_pool_id', 'ip_address', 'action', 'effective_date', 'status_from', 'status_to',
        'customer_id', 'customer_name', 'service_name', 'service_id', 'vm_name', 'email_to', 'email_cc', 'email_bcc', 'user_id', 'note',
    ];

    public static function record(IpPool $pool, string $action, string $statusFrom, array $attributes = []): self
    {
        return self::create([
            'ip_pool_id'  => $pool->id,
            'ip_address'  => $pool->ip_address,
            'action'      => $action,
            'status_from' => $statusFrom,
            'status_to'   => $pool->status,
            'user_id'     => auth('admin')->id(),
            ...$attributes,
        ]);
    }

    public static function recordVm(?int $poolId, string $action, string $statusFrom, ModuleVmware $vm, ?string $note = null): void
    {
        $pool = $poolId ? IpPool::find($poolId) : null;
        if (!$pool) {
            return;
        }

        $service = Service::where('id', $vm->service_id)->orWhere('vm_id', $vm->id)->first(['id', 'server_name']);

        self::record($pool, $action, $statusFrom, [
            'vm_name'       => $vm->name,
            'service_id'    => $service?->id,
            'service_name'  => $service?->server_name,
            'customer_id'   => $vm->customer_id,
            'customer_name' => Customer::whereKey($vm->customer_id)->value('fullname'),
            'note'          => $note,
        ]);
    }

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