Added status for player skill

src/main/java/millions/Player.java

@@ -1,13 +1,16 @@
 package millions;
 
 import java.math.BigDecimal;
+import java.math.RoundingMode;
 
 public class Player {
   private String name;
   private BigDecimal startingMoney;
   private BigDecimal money;
   private Portfolio portfolio;
   private TransactionArchive transactionArchive;
+  //temporary attribute until a better solution is found
+  public int weeksTraded;
 
   public Player(String name, BigDecimal startingMoney) {
     this.name = name;
@@ -45,6 +48,19 @@ public BigDecimal getNetWorth() {
     return netWorth;
   }
 
+  public String getStatus() {
+    String status = "Novice";
+    BigDecimal netWorth = getNetWorth();
+    BigDecimal netWorthChange = netWorth.divide(startingMoney, RoundingMode.DOWN);
+    if (netWorthChange.compareTo(BigDecimal.valueOf(0.20)) >= 0 && weeksTraded >= 10) {
+      status = "Investor";
+    }
+    if (netWorthChange.compareTo(BigDecimal.valueOf(0.40)) >= 0 && weeksTraded >= 20) {
+      status = "Speculator";
+    }
+    return status;
+  }
+
   public String getName() {
     return this.name;
   }

src/test/java/millions/PlayerTest.java

@@ -35,4 +35,22 @@ public void testNullsAndInvalid() {
     assertThrows(IllegalArgumentException.class, () -> new Player("name", null));
     assertThrows(IllegalArgumentException.class, () -> new Player("name", BigDecimal.valueOf(-1)));
   }
+
+  @Test
+  public void testStatus() {
+    Player player = new Player("name", BigDecimal.valueOf(1000));
+    assertEquals("Novice", player.getStatus());
+
+    player.addMoney(BigDecimal.valueOf(200));
+    assertEquals("Novice", player.getStatus());
+
+    player.weeksTraded = 10;
+    assertEquals("Investor", player.getStatus());
+
+    player.addMoney(BigDecimal.valueOf(200));
+    assertEquals("Investor", player.getStatus());
+
+    player.weeksTraded = 20;
+    assertEquals("Speculator", player.getStatus());
+  }
 }