Backend Alpha Version

Untitled Diagram.xml

@@ -0,0 +1 @@
+<mxfile userAgent="Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/61.0.3163.100 Safari/537.36" version="7.5.8" editor="www.draw.io" type="github"><diagram id="ecaec085-76ac-b8d3-91e6-9eb226e6dbba" name="Page-1">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</diagram></mxfile>

pom.xml

@@ -8,5 +8,14 @@
     <artifactId>project-2-atm</artifactId>
     <version>1.0-SNAPSHOT</version>
 
+    <dependencies>
+        <!-- https://mvnrepository.com/artifact/junit/junit -->
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>4.12</version>
+        </dependency>
+
+    </dependencies>
 
 </project>

src/main/java/com/zipcode/macrolabs/atm/Main.java

@@ -0,0 +1,13 @@
+package com.zipcode.macrolabs.atm;
+
+import com.zipcode.macrolabs.atm.navigation.BankAccountManager;
+
+public class Main {
+
+    public static void main(String[] args) {
+
+        BankAccountManager bankAccountManager = new BankAccountManager();
+        bankAccountManager.run();
+
+    }
+}

src/main/java/com/zipcode/macrolabs/atm/RandomUtils.java

@@ -0,0 +1,44 @@
+package com.zipcode.macrolabs.atm;
+
+import java.util.Random;
+
+public class RandomUtils {
+
+    private static final Random random = new Random();
+
+    public static Float createFloat(float min, float max) {
+        return random.nextFloat() * (max - min) + min;
+    }
+
+    public static Integer createInteger(Integer min, Integer max) {
+        return createFloat(min, max).intValue();
+    }
+
+    public static Boolean createBoolean(Integer skew){
+        int seed = createInteger(0, 100);
+        if (skew > seed){
+            return true;
+        } else { return false; }
+    }
+
+    public static Character createCharacter(char min, char max) {
+        return (char) createInteger((int) min, (int) max).intValue();
+    }
+
+    public static String createString(char min, char max, int stringLength) {
+        StringBuffer sb = new StringBuffer();
+        for (int i = 0; i < stringLength; i++) {
+            sb.append(createCharacter(min, max));
+        }
+        return sb.toString();
+    }
+
+    public static String createID(int idLength){
+        String id = "";
+        for (int i = 0; i < idLength; i++) {
+            id += i;
+        }
+        return id;
+    }
+
+}

src/main/java/com/zipcode/macrolabs/atm/bankaccount/Account.java

@@ -0,0 +1,117 @@
+package com.zipcode.macrolabs.atm.bankaccount;
+
+import com.zipcode.macrolabs.atm.exceptions.BalanceTooLowException;
+import com.zipcode.macrolabs.atm.exceptions.TransactionAmountIsZeroException;
+import com.zipcode.macrolabs.atm.transaction.Transaction;
+import com.zipcode.macrolabs.atm.transaction.TransactionFactory;
+import com.zipcode.macrolabs.atm.transaction.TransactionType;
+import com.zipcode.macrolabs.atm.user.User;
+
+import java.nio.file.attribute.UserDefinedFileAttributeView;
+import java.util.ArrayList;
+import java.util.List;
+
+public abstract class Account {
+
+    protected String accountID;
+    protected AccountType accountType;
+    private double accountBalance = 0.00d;
+    private List<User> accountUsers = new ArrayList<User>();
+    private AccountStatus accountStatus = AccountStatus.ACTIVE;
+    private List<Transaction> accountTransactionHistory = new ArrayList<Transaction>();
+
+    @Override
+    public String toString(){
+        String accountInfo = String.format("Account - ID: %s | Type: %s | Balance: %,.2f | Status: %s | Users: %s ",
+                this.getAccountID(), this.getAccountType(), this.getBalance(),
+                this.getAccountStatus(), this.getAccountUsers());
+        return accountInfo;
+    }
+
+    public double getBalance() {
+        return this.accountBalance;
+    }
+
+    public void setBalance(double accountBalance) {
+        this.accountBalance = accountBalance;
+    }
+
+    public void setAccountID(int accountID) {
+        this.accountID = String.format( "%0" + AccountFactory.ACCOUNT_ID_LENGTH + "d", accountID);
+    }
+
+    public String getAccountID() {
+        return this.accountID;
+    }
+
+    public void addUser(User user) {
+        accountUsers.add(user);
+    }
+
+    public AccountStatus getAccountStatus() {
+        return accountStatus;
+    }
+
+
+    public void addTransactionToHistory(Transaction transaction){
+        this.getTransactionHistory().add(transaction);
+    }
+
+    public Transaction withdrawAndMakeTransaction(double amount) throws TransactionAmountIsZeroException, BalanceTooLowException {
+
+            if(amount >= 0.001) {
+                if (this.accountBalance >= amount) {
+                this.accountBalance -= amount;
+                Transaction newTransaction = TransactionFactory.createNewWithdrawal(amount, this);
+                addTransactionToHistory(newTransaction);
+                return newTransaction;
+            } else { throw new BalanceTooLowException(); }
+        } else { throw new TransactionAmountIsZeroException(); }
+
+    }
+
+    public Transaction depositAndMakeTransaction(double amount) throws TransactionAmountIsZeroException {
+
+        if(amount >= 0.001) {
+                this.accountBalance += amount;
+                Transaction newTransaction = TransactionFactory.createNewDeposit(amount, this);
+                addTransactionToHistory(newTransaction);
+                return newTransaction;
+        } else { throw new TransactionAmountIsZeroException(); }
+
+    }
+
+    public Transaction transferAndMakeTransaction(double amount, Account destinationAccount) throws TransactionAmountIsZeroException, BalanceTooLowException {
+        if(amount >= 0.001) {
+            if (this.accountBalance >= amount) {
+                this.accountBalance -= amount;
+                destinationAccount.accountBalance += amount;
+                Transaction newTransaction = TransactionFactory.createNewTransfer(amount, this, destinationAccount);
+                addTransactionToHistory(newTransaction);
+                return newTransaction;
+            } else { throw new BalanceTooLowException(); }
+        } else { throw new TransactionAmountIsZeroException(); }
+    }
+
+    public abstract AccountType getAccountType();
+
+    public void setAccountStatus(AccountStatus accountStatus){
+        this.accountStatus = accountStatus;
+    }
+
+    public ArrayList<User> getAccountUsers() {
+        return (ArrayList<User>) accountUsers;
+    }
+
+    public ArrayList<Transaction> getTransactionHistory() {
+        return (ArrayList<Transaction>) accountTransactionHistory;
+    }
+
+    public String printTransactionHistory(){
+        String history = "";
+        for (Transaction transaction: this.getTransactionHistory()) {
+            history += transaction.toString() + "\n";
+        }
+        return history;
+    }
+}

src/main/java/com/zipcode/macrolabs/atm/bankaccount/AccountFactory.java

@@ -0,0 +1,43 @@
+package com.zipcode.macrolabs.atm.bankaccount;
+
+import com.zipcode.macrolabs.atm.exceptions.NoMoreAccountsException;
+import com.zipcode.macrolabs.atm.user.User;
+
+public class AccountFactory {
+
+    static int iteratedAccountID = 0;
+    static final int ACCOUNT_ID_LENGTH = 9;
+
+    static int nextAccountID() throws NoMoreAccountsException {
+        if((""+ iteratedAccountID).length() <= ACCOUNT_ID_LENGTH) {
+            return iteratedAccountID++;
+        } else { throw new NoMoreAccountsException(); }
+    }
+
+    private static Account accountCreatorHelper(Account account, User user){
+        try {
+            account.setAccountID(nextAccountID());
+        } catch (NoMoreAccountsException e) {
+            e.printStackTrace();
+        }
+        account.addUser(user);
+        AccountWarehouse.addAccount(account);
+        return account;
+    }
+
+    public static CheckingAccount createNewCheckingAccount(User user) {
+        CheckingAccount account = new CheckingAccount();
+        return (CheckingAccount) accountCreatorHelper(account, user);
+    }
+
+    public static SavingsAccount createNewSavingsAccount(User user) {
+        SavingsAccount account = new SavingsAccount();
+        return (SavingsAccount) accountCreatorHelper(account, user);
+    }
+
+    public static InvestmentAccount createNewInvestmentAccount(User user) {
+        InvestmentAccount account = new InvestmentAccount();
+        return (InvestmentAccount) accountCreatorHelper(account, user);
+    }
+
+}

src/main/java/com/zipcode/macrolabs/atm/bankaccount/AccountStatus.java

@@ -0,0 +1,8 @@
+package com.zipcode.macrolabs.atm.bankaccount;
+
+public enum AccountStatus {
+
+    ACTIVE,
+    CLOSED
+
+}

src/main/java/com/zipcode/macrolabs/atm/bankaccount/AccountType.java

@@ -0,0 +1,10 @@
+package com.zipcode.macrolabs.atm.bankaccount;
+
+public enum AccountType {
+
+    CHECKING,
+    SAVINGS,
+    INVESTMENT,
+    TEST
+
+}

src/main/java/com/zipcode/macrolabs/atm/bankaccount/AccountWarehouse.java

@@ -0,0 +1,28 @@
+package com.zipcode.macrolabs.atm.bankaccount;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class AccountWarehouse {
+
+    private static final List<Account> accounts = new ArrayList<Account>();
+
+    public static void addAccount(Account account) {
+        accounts.add(account);
+    }
+
+    public static List<Account> getAccounts() {
+        return accounts;
+    }
+
+    public static Account findAccountByID(String accountID){
+        Account accountOut = null;
+        for (Account account: accounts){
+            if(accountID.equals(account.getAccountID())){
+                accountOut = account;
+                break;
+            }
+        }
+        return accountOut;
+    }
+}

src/main/java/com/zipcode/macrolabs/atm/bankaccount/CheckingAccount.java

@@ -0,0 +1,11 @@
+package com.zipcode.macrolabs.atm.bankaccount;
+
+public class CheckingAccount extends Account {
+
+    public CheckingAccount(){ }
+
+    @Override
+    public AccountType getAccountType() {
+        return AccountType.CHECKING;
+    }
+}

src/main/java/com/zipcode/macrolabs/atm/bankaccount/InvestmentAccount.java

@@ -0,0 +1,12 @@
+package com.zipcode.macrolabs.atm.bankaccount;
+
+public class InvestmentAccount extends Account {
+
+    public InvestmentAccount(){ }
+
+    @Override
+    public AccountType getAccountType() {
+        return AccountType.INVESTMENT;
+    }
+
+}

src/main/java/com/zipcode/macrolabs/atm/bankaccount/SavingsAccount.java

@@ -0,0 +1,12 @@
+package com.zipcode.macrolabs.atm.bankaccount;
+
+public class SavingsAccount extends Account {
+
+    public SavingsAccount(){ }
+
+    @Override
+    public AccountType getAccountType() {
+        return AccountType.SAVINGS;
+    }
+
+}

src/main/java/com/zipcode/macrolabs/atm/exceptions/AccountNotEmptyException.java

@@ -0,0 +1,7 @@
+package com.zipcode.macrolabs.atm.exceptions;
+
+public class AccountNotEmptyException extends Exception{
+
+    public AccountNotEmptyException(){}
+
+}

src/main/java/com/zipcode/macrolabs/atm/exceptions/BalanceTooLowException.java

@@ -0,0 +1,7 @@
+package com.zipcode.macrolabs.atm.exceptions;
+
+public class BalanceTooLowException extends Exception {
+
+    public BalanceTooLowException(){}
+
+}

src/main/java/com/zipcode/macrolabs/atm/exceptions/NoMoreAccountsException.java

@@ -0,0 +1,7 @@
+package com.zipcode.macrolabs.atm.exceptions;
+
+public class NoMoreAccountsException extends Exception {
+
+    public NoMoreAccountsException(){}
+
+}

src/main/java/com/zipcode/macrolabs/atm/exceptions/NoMoreTransactionsException.java

@@ -0,0 +1,7 @@
+package com.zipcode.macrolabs.atm.exceptions;
+
+public class NoMoreTransactionsException extends Exception {
+
+    public NoMoreTransactionsException(){}
+
+}

src/main/java/com/zipcode/macrolabs/atm/exceptions/NoMoreUsersException.java

@@ -0,0 +1,7 @@
+package com.zipcode.macrolabs.atm.exceptions;
+
+public class NoMoreUsersException extends Exception{
+
+    public NoMoreUsersException(){}
+
+}

src/main/java/com/zipcode/macrolabs/atm/exceptions/TransactionAmountIsZeroException.java

@@ -0,0 +1,9 @@
+package com.zipcode.macrolabs.atm.exceptions;
+
+public class TransactionAmountIsZeroException extends Exception{
+
+    public TransactionAmountIsZeroException(){
+        System.out.println("Please don't waste our time with $0.00 transactions.");
+    }
+
+}

src/main/java/com/zipcode/macrolabs/atm/navigation/Authenticator.java

@@ -0,0 +1,4 @@
+package com.zipcode.macrolabs.atm.navigation;
+
+public class Authenticator {
+}