#pragma once

inline void ListRemoveItem(RE::BGSListForm* a_List, RE::TESForm* a_form)
{
	using func_t = decltype(&ListRemoveItem);
	REL::Relocation<func_t> func{ REL::RelocationID(20471, 20914) };
	return func(a_List, a_form);
}

inline void ListRevert(RE::BGSListForm* a_form)
{
	using func_t = decltype(&ListRevert);
	REL::Relocation<func_t> func{ REL::RelocationID(20469, 20912) };
	return func(a_form);
}

inline bool RefHasItem(RE::TESForm* a_refOrList, RE::FormID a_formID)
{
	if (!a_refOrList || !a_formID) {
		SKSE::log::warn("Invalid arguments in RefHasItem");
		return false;
	}

	const auto refr = a_refOrList->As<RE::TESObjectREFR>();

	if (refr) {
		const auto invChanges = refr->GetInventoryChanges();
		if (invChanges && invChanges->entryList) {
			for (auto& entry : *invChanges->entryList) {
				if (entry && entry->object && entry->object->formID == a_formID) {
					return entry->countDelta > 0;
				}
			}
		}
		return false;
	}

	const auto list = a_refOrList->As<RE::BGSListForm>();

	if (list) {
		for (const auto& ref : list->forms) {
			if (ref && RefHasItem(ref, a_formID)) {
				return true;
			}
		}
	}

	return false;
}

inline bool FollowersHaveItem(RE::TESForm* a_form)
{
	if (const auto processLists = RE::ProcessLists::GetSingleton(); processLists) {
		for (auto& actorHandle : processLists->highActorHandles) {
			if (auto actor = actorHandle.get(); actor && actor->IsPlayerTeammate()) {

				if (RefHasItem(actor->As<RE::TESObjectREFR>(), a_form->formID)) {
					return true;
				}

			}
		}
	}

	return false;
}