From c5cedc2abacbe2fff2e2564d8663244824df8e78 Mon Sep 17 00:00:00 2001
From: Tyler Moore <mooretc2@miamioh.edu>
Date: Thu, 4 Oct 2018 13:45:44 -0700
Subject: [PATCH] Adding lookAtAllLibraries to Player/PlayerImpl and using that
 method during JAOT's -8 resolution

---
 .../src/mage/cards/j/JaceArchitectOfThought.java     |  2 ++
 Mage/src/main/java/mage/players/Player.java          |  9 +++++++++
 Mage/src/main/java/mage/players/PlayerImpl.java      | 12 ++++++++++++
 3 files changed, 23 insertions(+)

diff --git a/Mage.Sets/src/mage/cards/j/JaceArchitectOfThought.java b/Mage.Sets/src/mage/cards/j/JaceArchitectOfThought.java
index 09ebb7644ef..8a5c9342e1d 100644
--- a/Mage.Sets/src/mage/cards/j/JaceArchitectOfThought.java
+++ b/Mage.Sets/src/mage/cards/j/JaceArchitectOfThought.java
@@ -239,12 +239,14 @@ class JaceArchitectOfThoughtEffect3 extends OneShotEffect {
         if (controller == null || sourcePermanent == null) {
             return false;
         }
+        controller.lookAtAllLibraries(source, game);
         for (UUID playerId : game.getState().getPlayersInRange(controller.getId(), game)) {
             Player player = game.getPlayer(playerId);
             String playerName = new StringBuilder(player.getLogName()).append("'s").toString();
             if (source.isControlledBy(player.getId())) {
                 playerName = "your";
             }
+
             TargetCardInLibrary target = new TargetCardInLibrary(new FilterNonlandCard(new StringBuilder("nonland card from ").append(playerName).append(" library").toString()));
             if (controller.searchLibrary(target, game, playerId)) {
                 UUID targetId = target.getFirstTarget();
diff --git a/Mage/src/main/java/mage/players/Player.java b/Mage/src/main/java/mage/players/Player.java
index a730164f736..f6f30cf08e5 100644
--- a/Mage/src/main/java/mage/players/Player.java
+++ b/Mage/src/main/java/mage/players/Player.java
@@ -350,6 +350,15 @@ public interface Player extends MageItem, Copyable<Player> {
      */
     boolean searchLibrary(TargetCardInLibrary target, Game game, UUID targetPlayerId, boolean triggerEvents);
 
+    /**
+     * Reveals all players' libraries. Useful for abilities like Jace, Architect of Thought's -8
+     * that have effects that require information from all libraries.
+     * @param source
+     * @param game
+     * @return
+     */
+    boolean lookAtAllLibraries(Ability source, Game game);
+
     boolean canPlayLand();
 
     /**
diff --git a/Mage/src/main/java/mage/players/PlayerImpl.java b/Mage/src/main/java/mage/players/PlayerImpl.java
index 2659dfd1450..9b202e4466c 100644
--- a/Mage/src/main/java/mage/players/PlayerImpl.java
+++ b/Mage/src/main/java/mage/players/PlayerImpl.java
@@ -2477,6 +2477,18 @@ public abstract class PlayerImpl implements Player, Serializable {
         return false;
     }
 
+    @Override
+    public boolean lookAtAllLibraries(Ability source, Game game) {
+        for(UUID playerId : game.getState().getPlayersInRange(this.getId(), game)){
+            Player player = game.getPlayer(playerId);
+            String playerName = this.getName().equals(player.getName()) ? "Your " : player.getName() + "'s ";
+            playerName += "library";
+            Cards cardsInLibrary = new CardsImpl(player.getLibrary().getTopCards(game, player.getLibrary().size()));
+            lookAtCards(playerName, cardsInLibrary, game);
+        }
+        return true;
+    }
+
     private boolean handleLibraryCastableCards(Library library, Game game, UUID targetPlayerId) {
         // for handling Panglacial Wurm
         boolean alreadyChosenUse = false;