From aa1590a72d9bcbe0daae1bf63e0c4fc7bf7aa83d Mon Sep 17 00:00:00 2001
From: Evan Kranzler <theelk801@gmail.com>
Date: Tue, 21 Apr 2020 20:35:49 -0400
Subject: [PATCH] Implemented Valiant Rescuer

---
 .../src/mage/cards/v/ValiantRescuer.java      | 123 ++++++++++++++++++
 .../src/mage/sets/IkoriaLairOfBehemoths.java  |   1 +
 2 files changed, 124 insertions(+)
 create mode 100644 Mage.Sets/src/mage/cards/v/ValiantRescuer.java

diff --git a/Mage.Sets/src/mage/cards/v/ValiantRescuer.java b/Mage.Sets/src/mage/cards/v/ValiantRescuer.java
new file mode 100644
index 0000000000..d9c9a255ef
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/v/ValiantRescuer.java
@@ -0,0 +1,123 @@
+package mage.cards.v;
+
+import mage.MageInt;
+import mage.abilities.TriggeredAbility;
+import mage.abilities.TriggeredAbilityImpl;
+import mage.abilities.costs.mana.ManaCostsImpl;
+import mage.abilities.effects.common.CreateTokenEffect;
+import mage.abilities.keyword.CyclingAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.SubType;
+import mage.constants.WatcherScope;
+import mage.constants.Zone;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.game.permanent.token.HumanSoldierToken;
+import mage.game.stack.StackAbility;
+import mage.game.stack.StackObject;
+import mage.watchers.Watcher;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class ValiantRescuer extends CardImpl {
+
+    public ValiantRescuer(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{1}{W}");
+
+        this.subtype.add(SubType.HUMAN);
+        this.subtype.add(SubType.SOLDIER);
+        this.power = new MageInt(3);
+        this.toughness = new MageInt(1);
+
+        // Whenever you cycle another card for the first time each turn, create a 1/1 white Human Soldier creature token.
+        this.addAbility(new ValiantRescuerTriggeredAbility());
+
+        // Cycling {2}
+        this.addAbility(new CyclingAbility(new ManaCostsImpl("{2}")));
+    }
+
+    private ValiantRescuer(final ValiantRescuer card) {
+        super(card);
+    }
+
+    @Override
+    public ValiantRescuer copy() {
+        return new ValiantRescuer(this);
+    }
+}
+
+class ValiantRescuerTriggeredAbility extends TriggeredAbilityImpl {
+
+    ValiantRescuerTriggeredAbility() {
+        super(Zone.BATTLEFIELD, new CreateTokenEffect(new HumanSoldierToken()));
+        this.addWatcher(new ValiantRescuerWatcher());
+    }
+
+    @Override
+    public boolean checkEventType(GameEvent event, Game game) {
+        return event.getType() == GameEvent.EventType.ACTIVATED_ABILITY;
+    }
+
+    @Override
+    public boolean checkTrigger(GameEvent event, Game game) {
+        ValiantRescuerWatcher watcher = game.getState().getWatcher(ValiantRescuerWatcher.class);
+        if (watcher == null
+                || !watcher.checkSpell(event.getPlayerId(), event.getSourceId())
+                || game.getState().getStack().isEmpty()
+                || !event.getPlayerId().equals(this.getControllerId())
+                || event.getSourceId().equals(this.getSourceId())) {
+            return false;
+        }
+        StackObject item = game.getState().getStack().getFirst();
+        return item instanceof StackAbility
+                && item.getStackAbility() instanceof CyclingAbility;
+    }
+
+    @Override
+    public TriggeredAbility copy() {
+        return null;
+    }
+}
+
+class ValiantRescuerWatcher extends Watcher {
+
+    private final Map<UUID, Map<UUID, Integer>> playerMap = new HashMap();
+
+    ValiantRescuerWatcher() {
+        super(WatcherScope.GAME);
+    }
+
+    @Override
+    public void watch(GameEvent event, Game game) {
+        if (game.getState().getStack().isEmpty()) {
+            return;
+        }
+        StackObject item = game.getState().getStack().getFirst();
+        if (item instanceof StackAbility
+                && item.getStackAbility() instanceof CyclingAbility) {
+            playerMap.computeIfAbsent(event.getPlayerId(), u -> new HashMap());
+            playerMap.get(event.getPlayerId()).compute(event.getSourceId(), (u, i) -> i == null ? 1 : i + 1);
+        }
+    }
+
+    @Override
+    public void reset() {
+        super.reset();
+        playerMap.clear();
+    }
+
+    boolean checkSpell(UUID playerId, UUID cardId) {
+        if (!playerMap.containsKey(playerId)) {
+            return true;
+        }
+        Map<UUID, Integer> cardMap = playerMap.get(playerId);
+        return cardMap.keySet().stream().filter(uuid -> !uuid.equals(cardId)).mapToInt(cardMap::get).sum() < 2;
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/IkoriaLairOfBehemoths.java b/Mage.Sets/src/mage/sets/IkoriaLairOfBehemoths.java
index cc311f0466..56e8e82cdb 100644
--- a/Mage.Sets/src/mage/sets/IkoriaLairOfBehemoths.java
+++ b/Mage.Sets/src/mage/sets/IkoriaLairOfBehemoths.java
@@ -325,6 +325,7 @@ public final class IkoriaLairOfBehemoths extends ExpansionSet {
         cards.add(new SetCardInfo("Unlikely Aid", 103, Rarity.COMMON, mage.cards.u.UnlikelyAid.class));
         cards.add(new SetCardInfo("Unpredictable Cyclone", 139, Rarity.RARE, mage.cards.u.UnpredictableCyclone.class));
         cards.add(new SetCardInfo("Vadrok, Apex of Thunder", 214, Rarity.MYTHIC, mage.cards.v.VadrokApexOfThunder.class));
+        cards.add(new SetCardInfo("Valiant Rescuer", 36, Rarity.UNCOMMON, mage.cards.v.ValiantRescuer.class));
         cards.add(new SetCardInfo("Vivien, Monsters' Advocate", 175, Rarity.MYTHIC, mage.cards.v.VivienMonstersAdvocate.class));
         cards.add(new SetCardInfo("Void Beckoner", 104, Rarity.UNCOMMON, mage.cards.v.VoidBeckoner.class));
         cards.add(new SetCardInfo("Voracious Greatshark", 70, Rarity.RARE, mage.cards.v.VoraciousGreatshark.class));