Меркулов Андрей

ATM.php

@@ -0,0 +1,74 @@
+<?php
+
+class ATM
+{
+    private $accountRepository;
+    private $cardRepository;
+    private $activeCard;
+    private $confirmedPin;
+
+    public function __construct($accountRepository, $cardRepository)
+    {
+        $this->accountRepository = $accountRepository;
+        $this->cardRepository = $cardRepository;   
+    }
+
+    public function insertCard($cardNumber)
+    {
+        if (!empty($this->activeCard)){
+            throw new InvalidArgumentException("Card already exists in ATM");
+        }
+
+        $this->activeCard = $this->cardRepository->getItem($cardNumber);
+    }
+
+    public function enterPin($pin)
+    {
+        $this->activeCard->activateCard($pin);
+        if (!$this->activeCard->getActiveCard()){
+            throw new LogicException("Card none active");
+        }elseif (!$this->activeCard->checkPin($pin)){
+            throw new LogicException("Uncorrect pin");
+        }
+        $this->confirmedPin = true;
+    }
+
+    public function cashIn($cash)
+    {
+        if (!$this->activeCard->getActiveCard()){
+            throw new LogicException("Card in none active");
+        }
+        else{
+            $account = $this->accountRepository->getItem($this->activeCard->getAccountNumber());
+            $account->addMoney($this->activeCard, $cash);
+        }
+    }
+
+    public function cashOut($cash)
+    {
+        if (!$this->activeCard->getActiveCard()){
+            throw new LogicException("Card in none active");
+        }
+        else{
+            $account = $this->accountRepository->getItem($this->activeCard->getAccountNumber());
+            $account->TakeMoney($this->activeCard, $cash);
+        }
+    }
+
+    public function balance()
+    {
+        if (!$this->activeCard->getActiveCard()){
+            throw new LogicException("Card in none active");
+        } else {
+            $account = $this->accountRepository->getItem($this->activeCard->getAccountNumber());
+            return $account->getAmount($this->activeCard);
+        }
+    }
+
+    public function finish()
+    {
+        $this->activeCard->deactivateCard();
+        $this->activeCard = null;
+    }
+
+}

Account.php

@@ -0,0 +1,41 @@
+<?php
+
+class Account
+{
+    private $accountNumber;
+    private $amount;
+
+    public function __construct($accountNumber, $amount)
+    {
+        $this->accountNumber = $accountNumber;
+        $this->amount = $amount;
+    }
+
+    public function getAccountNumber()
+    {
+        return $this->accountNumber;
+    }
+
+    public function  getAmount($card)
+    {
+        if ($card->getActiveCard())
+            return $this->amount;
+    }
+
+    public function addMoney($card, $cash)
+    {
+        if ($card->getActiveCard())
+            $this->amount += $cash;
+        else
+            throw new LogicException("Card in none active");
+    }
+
+    public function takeMoney($card, $cash)
+    {
+        if ($card->getActiveCard())
+            $this->amount -= $cash;
+        else
+            throw new LogicException("Card in none active");
+    }
+
+}

Card.php

@@ -0,0 +1,54 @@
+<?php
+
+class Card
+{
+    private $cardNumber;
+    private $hashPin;
+    private $accountNumber;
+    private $cardIsActive;
+    public function __construct($cardNumber, $pin, $accountNumber)
+    {
+        $this->cardNumber = $cardNumber;
+        $this->hashPin = hash('ripemd160', $pin);
+        $this->accountNumber = $accountNumber;
+        $this->cardIsActive = false;
+    }
+
+
+    public function getCardNumber()
+    {
+        return $this->cardNumber;
+    }
+
+    public function getAccountNumber()
+    {
+        return $this->accountNumber;
+    }
+
+    public function checkPin($pin)
+    {
+        $givenPin = hash('ripemd160', $pin);
+        return ($givenPin == $this->hashPin);
+    }
+
+    public function activateCard($pin)
+    {
+        if ($this->checkPin($pin)){
+            $this->cardIsActive = true;
+        }
+        else{
+            throw new InvalidArgumentException("Invalid pin");
+        }
+    }
+
+    public function deactivateCard()
+    {
+        $this->cardIsActive = false;
+    }
+
+    public function getActiveCard()
+    {
+        return $this->cardIsActive;
+    }
+
+}

Repository/AccountRepository.php

@@ -0,0 +1,18 @@
+<?php
+
+require_once "Repository.php";
+
+class AccountRepository extends Repository
+{
+    private $accounts = [];
+
+	public function add($account) 
+    {
+        $this->accounts[$account->getAccountNumber()] = $account;
+	}
+
+	public function getItem($accountNumber)
+    {
+        return $this->accounts[$accountNumber];
+	}
+}

Repository/CardRepository.php

@@ -0,0 +1,27 @@
+<?php
+
+require_once "Repository.php";
+
+class CardRepository extends Repository
+{
+    private $accountRepository;
+    private $cards;
+
+    public function __construct($accountRepository)
+    {
+        $this->accountRepository = $accountRepository;
+    }
+
+	public function add($card)
+    {
+        $this->cards[$card->getCardNumber()] = $card;
+	}
+
+	public function getItem($key)
+    {
+        if (!array_key_exists($key, $this->cards)){
+            throw new InvalidArgumentException($message="Invalid key");
+        }
+        return $this->cards[$key];
+	}
+}

Repository/Repository.php

@@ -0,0 +1,7 @@
+<?php
+
+abstract class Repository
+{
+    abstract public function add($item);
+    abstract public function getItem($key);
+}

index.php

@@ -0,0 +1,55 @@
+<?php
+
+require_once "Repository/AccountRepository.php";
+require_once "Repository/CardRepository.php";
+require_once "Account.php";
+require_once "ATM.php";
+require_once "Card.php";
+
+
+// Создание репозитория счетов
+$accountRepository = new AccountRepository();
+
+// Создание репозитория карт
+$cardRepository = new CardRepository($accountRepository);
+
+// номер счета
+$accountNumber = "3000400050006000";
+// количество средств на счете
+$amount = 10000;
+
+// Добавление счета
+$accountRepository->add(new Account($accountNumber, $amount));
+
+// Номер карты
+$cardNumber = "4444-5555-5555-5555";
+
+// Пинкод
+$pin = "1234";
+
+// Добавление карты
+$cardRepository->add(new Card($cardNumber, $pin, $accountNumber));
+
+
+//Создание класса банкомата
+$atm = new ATM($accountRepository, $cardRepository);
+
+//Вставляем карту в приемник
+$atm->insertCard($cardNumber);
+
+//Указываем пинкод, если пинкод не подходит, выдаем ошибку 
+$atm->enterPin($pin);
+
+//Получение средств, 
+// Если средств недостаточно, ошибка
+// Если карта не вставлена или не указан пинкод, то также ошибка
+
+$atm->cashOut(1000);
+//Снятие средств, ошибки аналогично если карта не вставлена или пинкод не прошел проверку
+$atm->cashIn(500);
+
+// Получение баланса, должно вывести 10000-1000+500 = 9500; 
+echo $atm->balance();
+
+//Завершение работы, забираем карту
+$atm->finish();