Function Unit_FindBestTargetEncoded

src/unit.c:2396–2433

* Gets the best target for the given unit. * * @param unit The Unit to get the best target for. * @param mode How to determine the best target. * @return The encoded index of the best target or 0 if none found. */

 * @return The encoded index of the best target or 0 if none found.
 */
uint16 Unit_FindBestTargetEncoded(Unit *unit, uint16 mode)
{
	Structure *s;
	Unit *target;

	if (unit == NULL) return 0;

	s = NULL;

	if (mode == 4) {
		s = Unit_FindBestTargetStructure(unit, mode);

		if (s != NULL) return Tools_Index_Encode(s->o.index, IT_STRUCTURE);

		target = Unit_FindBestTargetUnit(unit, mode);

		if (target == NULL) return 0;
		return Tools_Index_Encode(target->o.index, IT_UNIT);
	}

	target = Unit_FindBestTargetUnit(unit, mode);

	if (unit->o.type != UNIT_DEVIATOR) s = Unit_FindBestTargetStructure(unit, mode);

	if (target != NULL && s != NULL) {
		uint16 priority;

		priority = Unit_GetTargetUnitPriority(unit, target);

		if (Unit_GetTargetStructurePriority(unit, s) >= priority) return Tools_Index_Encode(s->o.index, IT_STRUCTURE);
		return Tools_Index_Encode(target->o.index, IT_UNIT);
	}

	if (target != NULL) return Tools_Index_Encode(target->o.index, IT_UNIT);
	if (s != NULL) return Tools_Index_Encode(s->o.index, IT_STRUCTURE);

	return 0;
}

/**
 * Check if the Unit belonged the the current human, and do some extra tasks.