Function GetFirstPlayableCompanyID

src/company_cmd.cpp:1354–1371

* Get the index of the first available company. It attempts, * from first to last, and as soon as the attempt succeeds, * to get the index of the company: * 1st - get the first existing human company. * 2nd - get the first non-existing company. * 3rd - get CompanyID::Begin(). * @return the index of the first available company. */

 * @return the index of the first available company.
 */
CompanyID GetFirstPlayableCompanyID()
{
	for (Company *c : Company::Iterate()) {
		if (Company::IsHumanID(c->index)) {
			return c->index;
		}
	}

	if (Company::CanAllocateItem()) {
		for (CompanyID c = CompanyID::Begin(); c < MAX_COMPANIES; ++c) {
			if (!Company::IsValidID(c)) {
				return c;
			}
		}
	}

	return CompanyID::Begin();
}

static std::vector<FaceSpec> _faces; ///< All company manager face styles.