#include "UnitInformation.h"



UnitInformation::UnitInformation(const sc2::Unit * unit, IDAReplayObserver & replayObserver)
	: m_replayObserver(&replayObserver), Unit(unit)
{
	
}

 std::string UnitInformation::getType() const
{
	 return m_unit->unit_type.to_string();
		
}

bool UnitInformation::hasTarget() const
{
	BOT_ASSERT(isValid(), "Unit is not valid");

	if (getUnitPtr()->orders.size() > 0) {
		if (getUnitPtr()->orders[0].target_unit_tag != NULL) {
			CCUnitID t_id = getUnitPtr()->orders[0].target_unit_tag;
			// IDABot finds the unit with this tag, and returns true if valid
			return m_replayObserver->GetUnit(t_id).isValid();
		}
	}

	return false;
}

UnitInformation UnitInformation::getTarget() const
{
	BOT_ASSERT(isValid(), "Unit is not valid");

	// if unit has order, check tag of target of first order
	if (getUnitPtr()->orders.size() > 0) {
		// t_id is set to the unit tag of the target
		CCUnitID t_id = getUnitPtr()->orders[0].target_unit_tag;
		//The tag is for somereason a null tag
		if (t_id == sc2::NullTag) {
			return *this;
		}
		// IDAReplayObserver finds the unit with this tag
		return m_replayObserver->GetUnit(t_id);
	}

	UnitInformation this_unit = UnitInformation(m_unit, *m_replayObserver);
	return this_unit;
}