/**********************************************************************
 * Copyright (c)2000-2002 Sony Online Entertainment Inc.
 * All Rights Reserved
 *
 * Title:        destroy_objective
 * Description:  script that goes on the target destructible objects
 *		 in a destroy mission.
 * @author       $Author:$
 * @version      $Revision:$
 **********************************************************************/


/***** INCLUDES ********************************************************/
include library.battlefield;
include library.factions;
include library.utils;

/***** CONSTANTS *******************************************************/
const string VAR_WARNING_LEVEL				= "battlefield.warning_level";
const string VAR_FACTION				= "battlefield.faction";

const string_id SID_REPAIR_STRUCTURE    	      	= new string_id("battlefield", "repair_structure");

/***** TRIGGERS ********************************************************/
trigger OnAttach()
{
	LOG("LOG_CHANNEL", "battlefield.destroy_objective::OnAttach -- " + self);

	// We don't want to base destructible building script since this script overrides its triggers.
	//if (hasScript(self, "systems.battlefield.destructible_building"))
	//	detachScript(self, "systems.battlefield.destructible_building");

	// Set hitpoints to critical object value1
	if (hasObjVar(self, battlefield.VAR_VALUE1))
	{
		int hitpoints = (int)getFloatObjVar(self, battlefield.VAR_VALUE1);
		setMaxHitpoints(self, hitpoints);
		setHitpoints(self, hitpoints);
	}

	// Set repair cost to critical object value2
	if (hasObjVar(self, battlefield.VAR_VALUE2))
	{
		int repair_cost = getIntObjVar(self, battlefield.VAR_VALUE2);
		setObjVar(self, battlefield.VAR_REPAIR_COST, repair_cost);
	}
	else
		setObjVar(self, battlefield.VAR_REPAIR_COST, 10);

	region bf = battlefield.getBattlefield(self);
	obj_id master_object = battlefield.getMasterObjectFromRegion(bf);
	int faction_id = pvpBattlefieldGetFaction(self, bf);
	string faction = factions.getFactionNameByHashCode(faction_id);
	// Mark the faction on the object so that it can be read OnDestroy.
	setObjVar(self, VAR_FACTION, faction_id);

	return SCRIPT_CONTINUE;
}

trigger OnObjectDamaged(obj_id attacker, obj_id weapon, int damage)
{
	LOG("LOG_CHANNEL", "destroy_objective::OnCombatDamaged");

	region bf = battlefield.getBattlefield(self);
	string name = getName(self);
	int faction_id = pvpBattlefieldGetFaction(self, bf);
	string faction = factions.getFactionNameByHashCode(faction_id);
	//string objVar_name = battlefield.VAR_GAME + "." + faction + "_warning_level";

	// warning_level determines what warning messages have already been sent.
	int warning_level = 0;

	if (hasObjVar(self, VAR_WARNING_LEVEL))
		warning_level = getIntObjVar(self, VAR_WARNING_LEVEL);

	int hitpoints = getHitpoints(self);
	int max_hitpoints = getMaxHitpoints(self);

	float percent_hp = (float)hitpoints / (float)max_hitpoints;

	//LOG("LOG_CHANNEL", "percent ->" + percent_hp + " warning level ->" + warning_level);

	if (percent_hp < .5)
	{
		if (warning_level == 0)
		{
			battlefield.sendFactionMessage(bf, faction, name + " is heavily damaged!");
			setObjVar(self, VAR_WARNING_LEVEL, 1);
		}
	}

	if (percent_hp < .25)
	{
		if (warning_level == 1)
		{
			battlefield.sendFactionMessage(bf, faction, name + " is severely damaged!");
			setObjVar(self, VAR_WARNING_LEVEL, 2);
		}
	}

	if (percent_hp < .1)
	{
		if (warning_level == 2)
		{
			battlefield.sendFactionMessage(bf, faction, name + " is about to be destroyed!");
			setObjVar(self, VAR_WARNING_LEVEL, 3);
		}
	}

	return SCRIPT_CONTINUE;
}

trigger OnDestroy()
{
	LOG("LOG_CHANNEL", "destroy_objective::OnObjectDisabled");

	// If the object was not destroyed in combat, we don't want to do anything.
	if (!hasObjVar(self, battlefield.VAR_COMBAT_DESTROYED))
		return SCRIPT_CONTINUE;

	region bf = battlefield.getBattlefield(self);
	obj_id master_object = battlefield.getMasterObjectFromRegion(bf);
	string name = getName(self);
	int faction_id = getIntObjVar(self, VAR_FACTION);
	string faction = factions.getFactionNameByHashCode(faction_id);

	// Determine what destroy objectives are left for the faction
	string objVar_name = battlefield.VAR_GAME + "." + faction + "_destroy";
	//LOG("LOG_CHANNEL", "bf ->" + master_object + " name ->" + name + " faction_id ->" + faction_id + " faction ->" + faction);
	
	resizeable obj_id[] destroy_objs = getResizeableObjIdArrayObjVar(master_object, objVar_name);

	if (destroy_objs == null)
	{
		LOG("LOG_CHANNEL", "destroy_objective::OnObjectDisabled -- destroy_objs is null");
		return SCRIPT_CONTINUE;
	}

	if (destroy_objs.length == 1)
	{
		// If this is the faction's last objective, it is eliminated.
		dictionary params = new dictionary();
		params.put("faction", faction);
		messageTo(master_object, "msgEliminateFaction", params, 0.0f, true);
	}
	else
	{
		// Remove the destroyed object from the list.
		int idx = utils.getElementPositionInArray(destroy_objs, self);
		if (idx == -1)
			LOG("LOG_CHANNEL", "battlefield.destroy_objective::OnObjectDisabled -- cannot find " + self + " in objective list.");
		else
		{
			destroy_objs = utils.removeElementAt(destroy_objs, idx);
			setObjVar(master_object, objVar_name, destroy_objs);
		}
	}

	//battlefield.removeBattlefieldObject(self);

	return SCRIPT_CONTINUE;
}

/***** COMMANDHANDLERS *************************************************/


/***** FUNCTIONS *******************************************************/