<?php

namespace App\Entities;

use App\Models\PaymentModel;
use DateTime;

class PaymentEntity extends CommonEntity
{
    const PK = PaymentModel::PK;
    const TITLE = PaymentModel::TITLE;
    protected $attributes = [
        'title' => '',
        'amount' => 0,
        'billing' => "",
        'billing_at' => "",
        'billing_month' => 0,
        'pay' => "",
        'status' => '',
        'content' => ''
    ];
    public function __construct(array|null $data = null)
    {
        parent::__construct($data);
    }
    final public function getUserUid(): int|null
    {
        return $this->user_uid ?? null;
    }
    final public function getClientInfoUid(): int|null
    {
        return $this->clientinfo_uid ?? null;
    }
    final public function getServiceInfoUid(): int|null
    {
        return $this->serviceinfo_uid ?? null;
    }
    //기본기능    
    public function getCustomTitle(): string
    {
        return sprintf("%s %s [%s]", $this->getTitle(), $this->getAmount(), $this->getBillingAt());
    }
    public function getBilling(): string
    {
        return $this->billing ?? "";
    }
    public function getAmount(): int
    {
        return $this->amount ?? 0;
    }
    public function getBillingAt(): string
    {
        return $this->billing_at ?? "";
    }
    public function getBillingMonth(): int
    {
        return $this->billing_month ?? 0;
    }
    public function getPay(): string
    {
        return $this->pay ?? "";
    }
    public function getContent(): string
    {
        return $this->content ?? "";
    }
    public function getCountDueAt(): string
    {
        $result = "";
        if ($this->getStatus() === STATUS['UNPAID']) {
            $now = new DateTime();   // 오늘 날짜
            $due = new DateTime($this->getBillingAt());
            if ($due < $now) {
                $interval = $due->diff($now);
                $result = "{$interval->days}일지남";
            } else if ($due > $now) {
                $interval = $now->diff($due);
                $day = $interval->days + 1;
                $result = "{$day}일전";
            } else {
                $result = "당일";
            }
        }
        return $result;
    }
}