[DSK] Implement Leyline of Hope

Mage/src/main/java/mage/abilities/condition/common/MoreThanStartingLifeTotalCondition.java

@@ -0,0 +1,39 @@
+package mage.abilities.condition.common;
+
+import mage.abilities.Ability;
+import mage.abilities.condition.Condition;
+import mage.game.Controllable;
+import mage.game.Game;
+import mage.players.Player;
+
+import java.util.Optional;
+
+/**
+ * @author TheElk801
+ */
+public enum MoreThanStartingLifeTotalCondition implements Condition {
+    SEVEN(7),
+    TEN(10),
+    FIFTEEN(10);
+    private final int amount;
+
+    MoreThanStartingLifeTotalCondition(int amount) {
+        this.amount = amount;
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        return Optional
+                .ofNullable(source)
+                .map(Controllable::getControllerId)
+                .map(game::getPlayer)
+                .map(Player::getLife)
+                .map(life -> life >= game.getStartingLife() + amount)
+                .orElse(false);
+    }
+
+    @Override
+    public String toString() {
+        return "you have at least " + amount + " life more than your starting life total";
+    }
+}