st-forms.h

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#pragma once
 
namespace StyyxUtil {
 
 
    struct FormUtil {
        static RE::TESForm* GetFormFromString(const std::string& a_form_id_string)
        {
            if (a_form_id_string.empty()) {
                return nullptr;
            }
 
            if (a_form_id_string.find('|') != std::string::npos) {
                std::istringstream ss{ a_form_id_string };
                std::string plugin, id;
                std::getline(ss, plugin, '|');
                std::getline(ss, id);
 
                if (plugin.empty() || id.empty()) {
                    return nullptr;
                }
 
                RE::FormID rawFormID{};
                std::istringstream(id) >> std::hex >> rawFormID;
 
                if (!rawFormID) {
                    return nullptr;
                }
 
                if (auto* dataHandler = RE::TESDataHandler::GetSingleton()) {
                    auto* form = dataHandler->LookupForm(rawFormID, plugin);
                    return form;
                }
                return nullptr;
            }
 
            if (auto* form = RE::TESForm::LookupByEditorID(a_form_id_string)) {
                return form;
            }
            return nullptr;
        }

        static RE::SpellItem* GetSpellFromString(const std::string& a_form_id_string)
        {
            const auto form = GetFormFromString(a_form_id_string);
            return  form ? form->As<RE::SpellItem>() : nullptr;
        }

        static RE::EffectSetting* GetEffectSettingFromString(const std::string& a_form_id_string)
        {
            const auto form = GetFormFromString(a_form_id_string);
            return  form ? form->As<RE::EffectSetting>() : nullptr;
        }

        static RE::TESObjectWEAP* GetWeaponFromString(const std::string& a_form_id_string)
        {
            const auto form = GetFormFromString(a_form_id_string);
            return  form ? form->As<RE::TESObjectWEAP>() : nullptr;
        }
 
    };
}