SATE-EasyReceipt/app/Logic/Contract/ContractManager.php

<?php

namespace App\Logic\Contract;

use App\Models\Contract;
use LogicException;

abstract class ContractManager
{

    // ------------MEMBER----
    protected Contract $contract;
    protected bool $initialized = false;


    // -------------PUBLIC--------
    public function initById(string $id): static
    {
        $contract = Contract::findOrFail($id);
        $this->contract = $contract;
        $this->initialized = true;
        return $this;
    }

    public function initForCreate(): static
    {
        $contract = new Contract();
        $contract->setId();

        $this->contract = $contract;
        $this->initialized = true;
        return $this;
    }

    public function fill(array $attr): static
    {
        if (!$this->initialized) {
            throw new LogicException("初期化ミス");
        }

        $this->contract->fill($attr);
        return $this;
    }

    public function id(): string
    {
        if (!$this->initialized) {
            throw new LogicException("初期化ミス");
        }
        return $this->contract->id;
    }


    // ----------------PROTECTED----------
    protected function save(): static
    {
        $this->contract->save();
        return $this;
    }
}