From 35d326d74fdee4bc1abe18d16e8aebe6184e4109 Mon Sep 17 00:00:00 2001
From: PikaMug <unconfigured@null.spigotmc.org>
Date: Tue, 15 Oct 2019 01:53:08 -0400
Subject: [PATCH] Supply external conversation hooks, part 14

---
 .../main/java/me/blackvein/quests/Quests.java |  4 +-
 .../QuestsCommandPreQuestsListEvent.java      | 43 +++++++++++++++++++
 .../quests/listeners/CmdExecutor.java         | 25 +++++++++--
 3 files changed, 66 insertions(+), 6 deletions(-)
 create mode 100644 main/src/main/java/me/blackvein/quests/events/command/QuestsCommandPreQuestsListEvent.java

diff --git a/main/src/main/java/me/blackvein/quests/Quests.java b/main/src/main/java/me/blackvein/quests/Quests.java
index c1bc55e97..2ddcb9cdf 100644
--- a/main/src/main/java/me/blackvein/quests/Quests.java
+++ b/main/src/main/java/me/blackvein/quests/Quests.java
@@ -1337,7 +1337,7 @@ public class Quests extends JavaPlugin implements ConversationAbandonedListener
                     }
                 }
             }
-            if ((available.size() + rows) <= ((page * rows)) || available.size() == 0) {
+            if ((available.size() + rows) <= (page * rows) || available.size() == 0) {
                 player.sendMessage(ChatColor.YELLOW + Lang.get(player, "pageNotExist"));
             } else {
                 player.sendMessage(ChatColor.GOLD + Lang.get(player, "questListTitle"));
@@ -1360,7 +1360,7 @@ public class Quests extends JavaPlugin implements ConversationAbandonedListener
                 player.sendMessage(ChatColor.GOLD + msg);
             }
         } else {
-            if ((quests.size() + rows) <= ((page * rows)) || quests.size() == 0) {
+            if ((quests.size() + rows) <= (page * rows) || quests.size() == 0) {
                 player.sendMessage(ChatColor.YELLOW + Lang.get(player, "pageNotExist"));
             } else {
                 player.sendMessage(ChatColor.GOLD + Lang.get(player, "questListTitle"));
diff --git a/main/src/main/java/me/blackvein/quests/events/command/QuestsCommandPreQuestsListEvent.java b/main/src/main/java/me/blackvein/quests/events/command/QuestsCommandPreQuestsListEvent.java
new file mode 100644
index 000000000..a92a12b1f
--- /dev/null
+++ b/main/src/main/java/me/blackvein/quests/events/command/QuestsCommandPreQuestsListEvent.java
@@ -0,0 +1,43 @@
+package me.blackvein.quests.events.command;
+
+import org.bukkit.event.Cancellable;
+import org.bukkit.event.HandlerList;
+
+import me.blackvein.quests.Quester;
+
+/**
+ * Called when the /quests list command is run by a player
+ */
+public class QuestsCommandPreQuestsListEvent extends QuestsCommandEvent implements Cancellable {
+    private static final HandlerList handlers = new HandlerList();
+    private final int page;
+    private boolean cancel = false;
+
+    public QuestsCommandPreQuestsListEvent(Quester quester, int page) {
+        super(quester);
+        this.page = page;
+    }
+    
+    @Override
+    public boolean isCancelled() {
+        return cancel;
+    }
+
+    @Override
+    public void setCancelled(boolean cancel) {
+        this.cancel = cancel;
+    }
+
+    @Override
+    public HandlerList getHandlers() {
+        return handlers;
+    }
+    
+    public static HandlerList getHandlerList() {
+        return handlers;
+    }
+    
+    public int getPage() {
+        return page;
+    }
+}
diff --git a/main/src/main/java/me/blackvein/quests/listeners/CmdExecutor.java b/main/src/main/java/me/blackvein/quests/listeners/CmdExecutor.java
index 066efc258..23d7ad137 100644
--- a/main/src/main/java/me/blackvein/quests/listeners/CmdExecutor.java
+++ b/main/src/main/java/me/blackvein/quests/listeners/CmdExecutor.java
@@ -32,6 +32,7 @@ import me.blackvein.quests.Requirements;
 import me.blackvein.quests.Stage;
 import me.blackvein.quests.events.command.QuestsCommandPreQuestsEditorEvent;
 import me.blackvein.quests.events.command.QuestsCommandPreQuestsJournalEvent;
+import me.blackvein.quests.events.command.QuestsCommandPreQuestsListEvent;
 import me.blackvein.quests.events.quest.QuestQuitEvent;
 import me.blackvein.quests.exceptions.InvalidStageException;
 import me.blackvein.quests.util.ItemUtil;
@@ -724,22 +725,38 @@ public class CmdExecutor implements CommandExecutor {
 
     @SuppressWarnings("deprecation")
     private void questsList(final CommandSender cs, String[] args) {
-        if (((Player) cs).hasPermission("quests.list")) {
+        Player player = (Player)cs;
+        if (player.hasPermission("quests.list")) {
             if (args.length == 1) {
-                plugin.listQuests((Player) cs, 1);
+                Quester quester = plugin.getQuester(player.getUniqueId());
+                QuestsCommandPreQuestsListEvent preEvent = new QuestsCommandPreQuestsListEvent(quester, 1);
+                plugin.getServer().getPluginManager().callEvent(preEvent);
+                if (preEvent.isCancelled()) {
+                    return;
+                }
+                
+                plugin.listQuests(player, 1);
             } else if (args.length == 2) {
-                int page;
+                int page = 1;
                 try {
                     page = Integer.parseInt(args[1]);
                     if (page < 1) {
                         cs.sendMessage(ChatColor.YELLOW + Lang.get("pageSelectionPosNum"));
                         return;
+                    } else {
+                        Quester quester = plugin.getQuester(player.getUniqueId());
+                        QuestsCommandPreQuestsListEvent preEvent = new QuestsCommandPreQuestsListEvent(quester, page);
+                        plugin.getServer().getPluginManager().callEvent(preEvent);
+                        if (preEvent.isCancelled()) {
+                            return;
+                        }
+                        
+                        plugin.listQuests(player, page);
                     }
                 } catch (NumberFormatException e) {
                     cs.sendMessage(ChatColor.YELLOW + Lang.get("pageSelectionNum"));
                     return;
                 }
-                plugin.listQuests((Player) cs, page);
             }
         } else {
             cs.sendMessage(ChatColor.RED + Lang.get("noPermission"));