diff --git a/src/test/java/com/projectswg/holocore/headless/combat.kt b/src/test/java/com/projectswg/holocore/headless/combat.kt new file mode 100644 index 000000000..385ac096e --- /dev/null +++ b/src/test/java/com/projectswg/holocore/headless/combat.kt @@ -0,0 +1,98 @@ +/*********************************************************************************** + * Copyright (c) 2023 /// Project SWG /// www.projectswg.com * + * * + * ProjectSWG is the first NGE emulator for Star Wars Galaxies founded on * + * July 7th, 2011 after SOE announced the official shutdown of Star Wars Galaxies. * + * Our goal is to create an emulator which will provide a server for players to * + * continue playing a game similar to the one they used to play. We are basing * + * it on the final publish of the game prior to end-game events. * + * * + * This file is part of Holocore. * + * * + * --------------------------------------------------------------------------------* + * * + * Holocore is free software: you can redistribute it and/or modify * + * it under the terms of the GNU Affero General Public License as * + * published by the Free Software Foundation, either version 3 of the * + * License, or (at your option) any later version. * + * * + * Holocore is distributed in the hope that it will be useful, * + * but WITHOUT ANY WARRANTY; without even the implied warranty of * + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * + * GNU Affero General Public License for more details. * + * * + * You should have received a copy of the GNU Affero General Public License * + * along with Holocore. If not, see . * + ***********************************************************************************/ +package com.projectswg.holocore.headless + +import com.projectswg.common.data.CRC +import com.projectswg.common.data.encodables.tangible.Posture +import com.projectswg.common.network.packets.swg.zone.SceneDestroyObject +import com.projectswg.common.network.packets.swg.zone.deltas.DeltasMessage +import com.projectswg.common.network.packets.swg.zone.object_controller.CommandQueueEnqueue +import com.projectswg.common.network.packets.swg.zone.object_controller.CommandTimer +import com.projectswg.common.network.packets.swg.zone.object_controller.combat.CombatAction +import com.projectswg.holocore.resources.support.objects.swg.SWGObject +import com.projectswg.holocore.resources.support.objects.swg.creature.CreatureObject +import com.projectswg.holocore.resources.support.objects.swg.tangible.TangibleObject +import java.util.concurrent.TimeUnit + +private fun ZonedInCharacter.sendAttackCommand(target: SWGObject, attackCommand: String) { + val targetObjectId = target.objectId + val commandQueueEnqueue = CommandQueueEnqueue(player.creatureObject.objectId, 0, CRC.getCrc(attackCommand.lowercase()), targetObjectId, "") + sendPacket(player, commandQueueEnqueue) + val commandTimer = player.waitForNextPacket(CommandTimer::class.java, 80, TimeUnit.MILLISECONDS) + + if (commandTimer != null) { + if (!commandTimer.flags.contains(CommandTimer.CommandTimerFlag.EXECUTE)) { + throw RuntimeException("CommandTimer packet was sent, but the command was not executed: ${commandTimer.flags}") + } + } else { + throw RuntimeException("No CommandTimer packet was sent at all") + } + + player.waitForNextPacket(CombatAction::class.java, 50, TimeUnit.MILLISECONDS) ?: java.lang.IllegalStateException("No known packet received") +} + +/** + * Executes the specified combat command on the target. + * @param target The object to attack + * @param overrideAttackCommand Override which attack to use - defaults to the default attack of the equipped weapon + */ +fun ZonedInCharacter.attack(target: TangibleObject, overrideAttackCommand: String? = null): TargetState { + if (target is CreatureObject) { + return attack(target, overrideAttackCommand) + } + + val attackCommand = overrideAttackCommand ?: player.creatureObject.equippedWeapon.type.defaultAttack + sendAttackCommand(target, attackCommand) + val packet = player.waitForNextPacket(setOf(DeltasMessage::class.java, SceneDestroyObject::class.java), 50, TimeUnit.MILLISECONDS) ?: java.lang.IllegalStateException("Packet not received") + + return if (packet is SceneDestroyObject) { + TargetState.DEAD + } else { + TargetState.ALIVE + } +} + +/** + * Executes the specified combat command on the target. + * @param target The object to attack + * @param overrideAttackCommand Override which attack to use - defaults to the default attack of the equipped weapon + */ +fun ZonedInCharacter.attack(target: CreatureObject, overrideAttackCommand: String? = null): TargetState { + val attackCommand = overrideAttackCommand ?: player.creatureObject.equippedWeapon.type.defaultAttack + sendAttackCommand(target, attackCommand) + + return if (target.posture == Posture.DEAD) { + TargetState.DEAD + } else { + TargetState.ALIVE + } +} + +enum class TargetState { + DEAD, + ALIVE +}