feat: Initialize project with entity classes

.gitignore

@@ -0,0 +1,38 @@
+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### IntelliJ IDEA ###
+.idea/modules.xml
+.idea/jarRepositories.xml
+.idea/compiler.xml
+.idea/libraries/
+*.iws
+*.iml
+*.ipr
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store

pom.xml

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>org.example</groupId>
+    <artifactId>CryptoExchangeSystem</artifactId>
+    <version>1.0-SNAPSHOT</version>
+
+    <properties>
+        <maven.compiler.source>21</maven.compiler.source>
+        <maven.compiler.target>21</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+</project>

src/main/java/com/globant/Main.java

@@ -0,0 +1,33 @@
+package com.globant;
+
+import com.globant.domain.entities.Account;
+import com.globant.domain.entities.Crypto;
+import com.globant.domain.entities.Order;
+import com.globant.domain.entities.SellOrder;
+import com.globant.domain.util.InvalidOrderException;
+
+import java.math.BigDecimal;
+
+public class Main {
+    static int numberId = 10;
+    public static void main(String[] args) {
+        // TESTS
+        Account account = new Account("anthleon", "[email protected]", "12345a6");
+        System.out.println("000" + numberId);
+        System.out.println(account.getAccountId());
+
+        System.out.println("\n");
+
+        try {
+            Crypto crypto = new Crypto("Bitcoin", new BigDecimal(1000));
+            Order order = new SellOrder(crypto, new BigDecimal(10), new BigDecimal(2000));
+            System.out.println(order);
+            System.out.println("\n");
+        } catch (InvalidOrderException e) {
+            System.out.println(e.getMessage());
+        }
+
+        Crypto crypto1 = new Crypto("Bitcoin", new BigDecimal(1000));
+        System.out.println(crypto1.getShorthandSymbol());
+    }
+}

src/main/java/com/globant/application/port/out/OrderBook.java

@@ -0,0 +1,5 @@
+package com.globant.application.port.out;
+
+public interface OrderBook {
+    //a
+}

src/main/java/com/globant/application/port/out/WalletRepo.java

@@ -0,0 +1,15 @@
+package com.globant.application.port.out;
+
+import com.globant.domain.entities.Crypto;
+import com.globant.domain.entities.Transaction;
+
+import java.math.BigDecimal;
+import java.util.List;
+
+public interface WalletRepo {
+    BigDecimal getBalance();
+    List<Crypto> getCryptocurrencies();
+    List<Transaction> getTransactions();
+    void updateBalance();
+    void addCryptocurrency();
+}

src/main/java/com/globant/domain/entities/Account.java

@@ -0,0 +1,34 @@
+package com.globant.domain.entities;
+
+import com.globant.domain.util.MakeId;
+
+import java.util.List;
+
+public class Account {
+    static int accountNumberId = 1;
+    private final String accountId;
+    protected String username;
+    protected String email;
+    protected transient String password;
+    private List<Transaction> transactions;
+
+    public Account(String username, String email, String password) {
+        this.username = username;
+        this.email = email;
+        this.password = password;
+
+        accountId = MakeId.makeIdNumber(accountNumberId);
+    }
+
+    public String getAccountId() {
+        return accountId;
+    }
+
+    public String getUsername() {
+        return username;
+    }
+
+    public String getEmail() {
+        return email;
+    }
+}

src/main/java/com/globant/domain/entities/BuyOrder.java

@@ -0,0 +1,28 @@
+package com.globant.domain.entities;
+
+import java.math.BigDecimal;
+
+public class BuyOrder extends Order{
+    private BigDecimal maximumPrice;
+
+    public BuyOrder(Crypto cryptoType, BigDecimal amount, BigDecimal maximumPrice) {
+        super(cryptoType, amount);
+        this.maximumPrice = maximumPrice;
+    }
+
+    public BigDecimal getMaximumPrice() {
+        return maximumPrice;
+    }
+
+    public void setMaximumPrice(BigDecimal maximumPrice) {
+        this.maximumPrice = maximumPrice;
+    }
+
+    public String toString() {
+        return "BuyOrder{" +
+                "maximumPrice=" + maximumPrice +
+                ", cryptoType=" + this.getCryptoType() +
+                ", amount=" + this.getAmount() +
+                '}';
+    }
+}

src/main/java/com/globant/domain/entities/Crypto.java

@@ -0,0 +1,43 @@
+package com.globant.domain.entities;
+
+import com.globant.domain.util.MakeId;
+
+import java.math.BigDecimal;
+
+public class Crypto {
+    static int cryptoIdNumber = 1;
+    private final String cryptoId;
+    private String shorthandSymbol;
+    protected String name;
+    protected BigDecimal price;
+
+    public Crypto(String name, BigDecimal price) {
+        this.name = name;
+        this.price = price;
+        cryptoId = MakeId.makeIdNumber(cryptoIdNumber);
+        if (name.length() > 3)
+            this.shorthandSymbol = name.substring(0, 3).toUpperCase();
+        else
+            this.shorthandSymbol = name;
+    }
+    public Crypto(String name, BigDecimal price, String shorthandSymbol) {
+        this(name, price);
+        this.shorthandSymbol = shorthandSymbol.toUpperCase();
+    }
+
+    public String getShorthandSymbol() {
+        return shorthandSymbol;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public BigDecimal getPrice() {
+        return price;
+    }
+
+    public String getCryptoId() {
+        return cryptoId;
+    }
+}

src/main/java/com/globant/domain/entities/Order.java

@@ -0,0 +1,29 @@
+package com.globant.domain.entities;
+
+import java.math.BigDecimal;
+
+public abstract class Order {
+    private Crypto cryptoType;
+    private BigDecimal amount;
+
+    public Order(Crypto cryptoType, BigDecimal amount) {
+        this.cryptoType = cryptoType;
+        this.amount = amount;
+    }
+
+    public Crypto getCryptoType() {
+        return cryptoType;
+    }
+
+    public void setCryptoType(Crypto cryptoType) {
+        this.cryptoType = cryptoType;
+    }
+
+    public BigDecimal getAmount() {
+        return amount;
+    }
+
+    public void setAmount(BigDecimal amount) {
+        this.amount = amount;
+    }
+}

src/main/java/com/globant/domain/entities/SellOrder.java

@@ -0,0 +1,32 @@
+package com.globant.domain.entities;
+
+import com.globant.domain.util.InvalidOrderException;
+
+import java.math.BigDecimal;
+import java.security.InvalidAlgorithmParameterException;
+
+public class SellOrder extends Order{
+    private BigDecimal minimumPrice;
+    public SellOrder(Crypto cryptoType, BigDecimal amount, BigDecimal minimumPrice) throws InvalidOrderException {
+        super(cryptoType, amount);
+        if (cryptoType.getPrice().compareTo(minimumPrice.subtract(new BigDecimal(1))) < 0)
+            throw new InvalidOrderException("The minimum price is higher than the current price");
+    }
+
+    public BigDecimal getMinimumPrice() {
+        return minimumPrice;
+    }
+
+    public void setMinimumPrice(BigDecimal minimumPrice) {
+        this.minimumPrice = minimumPrice;
+    }
+
+    public String toString() {
+        return "SellOrder{" +
+                "minimumPrice=" + minimumPrice +
+                ", cryptoType=" + this.getCryptoType() +
+                ", amount=" + this.getAmount() +
+                '}';
+    }
+
+}

src/main/java/com/globant/domain/entities/Transaction.java

@@ -0,0 +1,25 @@
+package com.globant.domain.entities;
+
+import com.globant.domain.util.TradeType;
+
+import java.math.BigDecimal;
+
+public class Transaction {
+    private Crypto cryptoTraded;
+    private BigDecimal amountTraded;
+    private BigDecimal priceAtTheMoment;
+    private TradeType tradeType;
+
+    public Transaction(Crypto cryptoTraded, BigDecimal amountTraded, TradeType tradeType){
+        this.cryptoTraded = cryptoTraded;
+        this.amountTraded = amountTraded;
+        this.tradeType = tradeType;
+        this.priceAtTheMoment = cryptoTraded.price;
+    }
+
+    @Override
+    public String toString(){
+        return "";
+    }
+
+}

src/main/java/com/globant/domain/util/InvalidOrderException.java

@@ -0,0 +1,7 @@
+package com.globant.domain.util;
+
+public class InvalidOrderException extends Exception{
+    public InvalidOrderException(String message) {
+        super(message);
+    }
+}

src/main/java/com/globant/domain/util/MakeId.java

@@ -0,0 +1,18 @@
+package com.globant.domain.util;
+
+public class MakeId {
+    public static String makeIdNumber(int numberId) {
+        String id;
+        if (numberId < 10) {
+            id = "000" + numberId;
+        } else if (numberId < 100) {
+            id = "00" + numberId;
+        } else if (numberId < 1000) {
+            id = "0" + numberId;
+        } else {
+            id = "" + numberId;
+        }
+        numberId++;
+        return id;
+    }
+}

src/main/java/com/globant/domain/util/TradeType.java

@@ -0,0 +1,5 @@
+package com.globant.domain.util;
+
+public enum TradeType {
+    BUY, SELL
+}