<?php
declare(strict_types=1);

namespace mcard;


abstract class card
{
    private $mInfo;

    public function __construct($card_info)
    {
        $this->mInfo = $card_info;
    }

    public function card_id(): int
    {
        return intval($this->mInfo['card_id']);
    }

    public function member_id(): int
    {
        return intval($this->mInfo['member_id']);
    }

    public function card_type(): int
    {
        return intval($this->mInfo['card_type']);
    }

    public function start_time(): int
    {
        return intval($this->mInfo['start_time']);
    }

    public function end_time(): int
    {
        return intval($this->mInfo['end_time']);
    }

    public function total_amount(): float
    {
        return round(doubleval($this->mInfo['total_amount']), 2);
    }

    public function left_amount(): float
    {
        return round(doubleval($this->mInfo['left_amount']), 2);
    }

    public function discount(): float
    {
        return round(doubleval($this->mInfo['discount']), 2);
    }

    public function add_time(): int
    {
        return intval($this->mInfo['add_time']);
    }

    public function state(): int
    {
        return intval($this->mInfo['state']);
    }

    abstract public function usable(): bool;
    abstract public function deduct(int $cent);
    abstract public function calc(int $cent);
}