first commit

Minecraft.World/TradeWithPlayerGoal.cpp

@@ -0,0 +1,51 @@
+#include "stdafx.h"
+#include "net.minecraft.world.entity.npc.h"
+#include "net.minecraft.world.entity.ai.control.h"
+#include "net.minecraft.world.entity.ai.navigation.h"
+#include "net.minecraft.world.inventory.h"
+#include "TradeWithPlayerGoal.h"
+
+TradeWithPlayerGoal::TradeWithPlayerGoal(Villager *mob)
+{
+	this->mob = mob;
+	setRequiredControlFlags(Control::JumpControlFlag | Control::MoveControlFlag);
+}
+
+bool TradeWithPlayerGoal::canUse()
+{
+	if (!mob->isAlive()) return false;
+	if (mob->isInWater()) return false;
+	if (!mob->onGround) return false;
+	if (mob->hurtMarked) return false;
+
+	shared_ptr<Player> trader = mob->getTradingPlayer();
+	if (trader == NULL)
+	{
+		// no interaction
+		return false;
+	}
+
+	if (mob->distanceToSqr(trader) > (4 * 4))
+	{
+		// too far away
+		return false;
+	}
+
+	if (!(trader->containerMenu == trader->inventoryMenu))
+	{
+		// closed container
+		return false;
+	}
+
+	return true;
+}
+
+void TradeWithPlayerGoal::start()
+{
+	mob->getNavigation()->stop();
+}
+
+void TradeWithPlayerGoal::stop()
+{
+	mob->setTradingPlayer(nullptr);
+}