#include "CrossLang.hpp"
#include "TessesFramework/Streams/ByteReader.hpp"
#include "TessesFramework/Streams/Stream.hpp"
#include "TessesFramework/Uuid.hpp"
#include <memory>
#include <variant>
#include <vector>

#if !defined(CROSSLANG_STATIC)
#if defined(CROSSLANG_ENABLE_FFI)
#include <ffi.h>
#endif
#if !defined(_WIN32)
#include <dlfcn.h>
#include <unistd.h>
#endif
#else
#if !defined(_WIN32)
#include <unistd.h>
#endif
#endif

namespace Tesses::CrossLang {

#if defined(_WIN32)
std::string SharedExtension = ".dll";
#elif defined(__APPLE__)
std::string SharedExtension = ".dylib";
#else
std::string SharedExtension = ".so";
#endif

class TMuxex : public TNativeObject {
  public:
    Tesses::Framework::Threading::Mutex mtx;

    std::string TypeName() { return "Mutex"; }

    TObject CallMethod(GCList &ls, std::string key, std::vector<TObject> args) {
        if (key == "Lock") {
            mtx.Lock();
        } else if (key == "Unlock") {
            mtx.Unlock();
        } else if (key == "TryLock") {
            return mtx.TryLock();
        }

        return Undefined();
    }
};

#if !defined(CROSSLANG_STATIC)
class DL {
    void *handle;

  public:
    DL(Tesses::Framework::Filesystem::VFSPath p) {
        Tesses::Framework::Filesystem::LocalFilesystem lfs;
        std::string str = lfs.VFSPathToSystem(p);
#if defined(_WIN32)

        throw std::runtime_error("I removed support on this platform");
        // handle =LoadLibraryExA(str.c_str(), NULL,
        // LOAD_WITH_ALTERED_SEARCH_PATH);
#else
        handle = dlopen(str.c_str(), RTLD_LAZY);
#endif
    }
    template <typename T> T Resolve(std::string name) {
#if defined(_WIN32)
        throw std::runtime_error("I removed support on this platform");
        // return (T)GetProcAddress((HMODULE)handle, name.c_str());
#else
        return (T)dlsym(handle, name.c_str());

#endif
    }
    ~DL() {
#if defined(_WIN32)

        throw std::runtime_error("I removed support on this platform");
        // FreeLibrary((HMODULE)handle);
#else
        dlclose(handle);
#endif
    }
};
#endif
#if defined(CROSSLANG_ENABLE_FFI)
typedef union {
    ffi_arg v_arg;
    ffi_sarg v_sarg;
    uint64_t v_u64;
    int64_t v_i64;
    double v_f64;
    void *v_ptr;

} ffi_tmp_type_t;

template <typename T> class ffi_my_struct_t {
    char ffi_my_struct_chr;
    T ffi_my_struct_val;

  public:
    static int64_t GetPadding() {
        ffi_my_struct_t<T> s;
        return ((int64_t)&s.ffi_my_struct_val - (int64_t)&s.ffi_my_struct_chr);
    }
};

ffi_tmp_type_t FFI_ConvertTObjectToFFIType(TObject &arg, std::string t) {

    if (std::holds_alternative<char>(arg)) {
        if (t == "char" || t == "i8" || t == "i16" || t == "i32") {
            return (ffi_tmp_type_t){.v_sarg = std::get<char>(arg)};
        } else if (t == "u8" || t == "u16" || t == "u32") {
            return (ffi_tmp_type_t){.v_arg = (uint8_t)std::get<char>(arg)};
        } else if (t == "u64") {
            return (ffi_tmp_type_t){.v_u64 = (uint8_t)std::get<char>(arg)};
        } else if (t == "i64") {
            return (ffi_tmp_type_t){.v_i64 = std::get<char>(arg)};
        }
    } else if (std::holds_alternative<int64_t>(arg)) {
        if (t == "u8" || t == "u16" || t == "u32") {
            return (ffi_tmp_type_t){
                .v_arg = (ffi_arg)(uint64_t)std::get<int64_t>(arg)};
        } else if (t == "char" || t == "i8" || t == "i16" || t == "i32") {
            return (ffi_tmp_type_t){.v_sarg = (ffi_sarg)std::get<int64_t>(arg)};
        } else if (t == "u64") {
            return (ffi_tmp_type_t){.v_u64 = (uint64_t)std::get<int64_t>(arg)};
        } else if (t == "i64") {
            return (ffi_tmp_type_t){.v_i64 = std::get<int64_t>(arg)};
        } else if (t == "pointer" || t == "string") {
            return (ffi_tmp_type_t){.v_ptr = (void *)std::get<int64_t>(arg)};
        }
    } else if (std::holds_alternative<double>(arg)) {
        if (t == "f64") {
            return (ffi_tmp_type_t){.v_f64 = std::get<double>(arg)};
        }
    } else if (std::holds_alternative<std::string>(arg)) {
        if (t == "pointer" || t == "string") {
            return (ffi_tmp_type_t){
                .v_ptr = (void *)std::get<std::string>(arg).c_str()};
        }
    } else if (std::holds_alternative<THeapObjectHolder>(arg)) {
        auto obj = std::get<THeapObjectHolder>(arg).obj;
        auto bA = dynamic_cast<TByteArray *>(obj);
        auto nat = dynamic_cast<TNative *>(obj);
        if (bA != nullptr) {
            if (t == "pointer" || t == "string") {
                return (ffi_tmp_type_t){.v_ptr = (void *)bA->data.data()};
            }
        }
        if (nat != nullptr) {
            if (t == "pointer" || t == "string") {
                return (ffi_tmp_type_t){.v_ptr = nat->GetPointer()};
            }
        }
    }

    return {0};
}

ffi_type *FFI_ConvertStringToFFIType(std::string t) {
    if (t == "char") {
        return &ffi_type_schar;
    } else if (t == "i8") {
        return &ffi_type_sint8;
    } else if (t == "u8") {
        return &ffi_type_uint8;
    } else if (t == "i16") {
        return &ffi_type_sint16;
    } else if (t == "u16") {
        return &ffi_type_uint16;
    } else if (t == "i32") {
        return &ffi_type_sint32;
    } else if (t == "u32") {
        return &ffi_type_uint32;
    } else if (t == "i64") {
        return &ffi_type_sint64;
    } else if (t == "u64") {
        return &ffi_type_uint64;
    } else if (t == "float") {
        return &ffi_type_float;
    } else if (t == "double") {
        return &ffi_type_double;
    } else if (t == "void") {
        return &ffi_type_void;
    } else if (t == "pointer" || t == "string") {
        return &ffi_type_pointer;
    }
    return nullptr;
}
TExternalMethod *FFI_CreateFunction(GCList &ls, TNative *native,
                                    std::string retVal,
                                    std::vector<std::string> listArgs,
                                    ffi_abi abi, bool freeRet) {
    ffi_type *retTypeT = FFI_ConvertStringToFFIType(retVal);
    std::vector<ffi_type *> argTypes;

    argTypes.resize(listArgs.size());
    for (size_t i = 0; i < listArgs.size(); i++) {
        argTypes[i] = FFI_ConvertStringToFFIType(listArgs[i]);
    }
    auto cb = TExternalMethod::Create(
        ls, "FFI Generated function, returns: " + retVal, listArgs,
        [retVal, listArgs, abi, native, freeRet, argTypes,
         retTypeT](GCList &ls, std::vector<TObject> args) -> TObject {
            if (args.size() != listArgs.size())
                throw VMException("Args must be " +
                                  std::to_string(listArgs.size()) + "but got " +
                                  std::to_string(args.size()) + ".");
            ffi_cif cif;

            std::vector<void *> argVals;
            std::vector<ffi_tmp_type_t> tmpTypes;
            argVals.resize(listArgs.size());
            tmpTypes.resize(listArgs.size());
            for (size_t i = 0; i < argTypes.size(); i++) {

                tmpTypes[i] = FFI_ConvertTObjectToFFIType(args[i], listArgs[i]);
                if (listArgs[i] == "char" || listArgs[i] == "i8" ||
                    listArgs[i] == "i16" || listArgs[i] == "i32" ||
                    listArgs[i] == "u8" || listArgs[i] == "u16" ||
                    listArgs[i] == "u32") {
                    argVals[i] = (void *)&(tmpTypes[i].v_arg);
                }

                else if (listArgs[i] == "u64" || listArgs[i] == "i64") {
                    argVals[i] = (void *)&(tmpTypes[i].v_u64);
                } else if (listArgs[i] == "pointer" ||
                           listArgs[i] == "string") {
                    argVals[i] = (void *)&(tmpTypes[i].v_ptr);
                } else if (listArgs[i] == "f64") {
                    argVals[i] = (void *)&(tmpTypes[i].v_f64);
                }
            }
            ffi_prep_cif(&cif, abi, (unsigned int)listArgs.size(), retTypeT,
                         (ffi_type **)argTypes.data());

            ffi_tmp_type_t retObj;
            void *retPtr = NULL;
            if (retVal == "char" || retVal == "i8" || retVal == "u8" ||
                retVal == "i16" || retVal == "u16" || retVal == "i32" ||
                retVal == "u32") {
                retPtr = (void *)&(retObj.v_arg);
            } else if (retVal == "i64" || retVal == "u64") {
                retPtr = (void *)&(retObj.v_u64);
            } else if (retVal == "f64") {
                retPtr = (void *)&(retObj.v_f64);
            } else if (retVal == "pointer" || retVal == "string") {
                retPtr = (void *)&(retObj.v_ptr);
            }

            ffi_call(&cif, (void (*)())native->GetPointer(), retPtr,
                     argVals.data());

            if (retVal == "char")
                return (char)retObj.v_sarg;
            if (retVal == "i8" || retVal == "i16" || retVal == "i32")
                return (int64_t)retObj.v_sarg;
            if (retVal == "u8" || retVal == "u16" || retVal == "u32")
                return (int64_t)retObj.v_arg;
            if (retVal == "i64" || retVal == "u64")
                return retObj.v_i64;
            if (retVal == "f64")
                return retObj.v_f64;
            if (retVal == "string") {
                std::string res = (char *)retObj.v_ptr;
                if (freeRet)
                    free(retObj.v_ptr);
                return res;
            }
            if (retVal == "pointer") {
                TNative *native3 = TNative::Create(
                    ls, retObj.v_ptr, [freeRet](void *_ptr) -> void {
                        if (freeRet)
                            free(_ptr);
                    });
                native3->other = native;
                return native3;
            }
            return nullptr;
        });
    cb->watch.push_back(native);
    return cb;
}

void RegisterFFI(std::shared_ptr<GC> gc, TDictionary *dict) {
    dict->SetValue("SizeOfChar", (int64_t)sizeof(char));
    dict->SetValue("SizeOfShort", (int64_t)sizeof(short));
    dict->SetValue("SizeOfInt", (int64_t)sizeof(int));
    dict->SetValue("SizeOfLong", (int64_t)sizeof(long));
    dict->SetValue("SizeOfLongLong", (int64_t)sizeof(long long));
    dict->SetValue("SizeOfInt8", (int64_t)sizeof(int8_t));
    dict->SetValue("SizeOfInt16", (int64_t)sizeof(int16_t));
    dict->SetValue("SizeOfInt32", (int64_t)sizeof(int32_t));
    dict->SetValue("SizeOfInt64", (int64_t)sizeof(int64_t));
    dict->SetValue("SizeOfFloat", (int64_t)sizeof(float));
    dict->SetValue("SizeOfDouble", (int64_t)sizeof(double));
    dict->SetValue("SizeOfPointer", (int64_t)sizeof(void *));
    dict->SetValue("PaddingOfShort", ffi_my_struct_t<short>::GetPadding());
    dict->SetValue("PaddingOfInt", ffi_my_struct_t<int>::GetPadding());
    dict->SetValue("PaddingOfLong", ffi_my_struct_t<long>::GetPadding());
    dict->SetValue("PaddingOfLongLong",
                   ffi_my_struct_t<long long>::GetPadding());
    dict->SetValue("PaddingOfInt16", ffi_my_struct_t<int16_t>::GetPadding());
    dict->SetValue("PaddingOfInt32", ffi_my_struct_t<int32_t>::GetPadding());
    dict->SetValue("PaddingOfInt64", ffi_my_struct_t<int64_t>::GetPadding());
    dict->SetValue("PaddingOfFloat", ffi_my_struct_t<float>::GetPadding());
    dict->SetValue("PaddingOfDouble", ffi_my_struct_t<double>::GetPadding());
    dict->SetValue("PaddingOfPointer", ffi_my_struct_t<void *>::GetPadding());

    union {
        uint8_t c[2];
        uint16_t num;
    } endian;
    endian.c[0] = 0x01;
    endian.c[1] = 0xA4;

    dict->SetValue("IsLittleEndian", (bool)(endian.num != 420));

    dict->DeclareFunction(
        gc, "Open", "Open a shared object", {"path"},
        [](GCList &ls, std::vector<TObject> args) -> TObject {
            Tesses::Framework::Filesystem::VFSPath path;
            if (GetArgumentAsPath(args, 0, path)) {
                return TNative::Create(
                    ls, static_cast<void *>(new DL(path)),
                    [](void *ptr) -> void { delete static_cast<DL *>(ptr); });
            }
            return nullptr;
        });
    dict->DeclareFunction(
        gc, "Symbol", "Get current symbol", {"sharedObj", "name"},
        [](GCList &ls, std::vector<TObject> args) -> TObject {
            TNative *native;
            std::string name;
            if (GetArgumentHeap(args, 0, native) &&
                GetArgument(args, 1, name)) {
                if (native->GetDestroyed())
                    return nullptr;
                DL *dl = static_cast<DL *>(native->GetPointer());
                auto native2 = TNative::Create(ls, dl->Resolve<void *>(name),
                                               [](void *_e) -> void {});
                native2->other = native;
                return native2;
            }
            return nullptr;
        });
    dict->DeclareFunction(gc, "Close", "Closes the shared object",
                          {"sharedObj"},
                          [](GCList &ls, std::vector<TObject> args) -> TObject {
                              TNative *native;
                              if (GetArgumentHeap(args, 0, native))
                                  native->Destroy();

                              return nullptr;
                          });

    dict->DeclareFunction(
        gc, "CreateFunction", "Create a function",
        {"functionPtr", "returnVal", "args", "$abi", "$freeRet"},
        [](GCList &ls, std::vector<TObject> args) -> TObject {
            TNative *native;
            std::string retVal;
            TList *listArgsO;
            int64_t abi = (int64_t)FFI_DEFAULT_ABI;
            bool freeRet = false;
            if (GetArgumentHeap(args, 0, native) &&
                GetArgument(args, 1, retVal) &&
                GetArgumentHeap(args, 2, listArgsO)) {
                GetArgument(args, 3, abi);
                GetArgument(args, 4, freeRet);
                std::vector<std::string> listArgs;
                for (int64_t i = 0; i < listArgsO->Count(); i++) {
                    auto item = listArgsO->Get(i);
                    std::string typ;
                    if (GetObject(item, typ))
                        listArgs.push_back(typ);
                }

                return FFI_CreateFunction(ls, native, retVal, listArgs,
                                          (ffi_abi)abi, freeRet);
            }
            return nullptr;
        });
}
#endif

Tesses::Framework::Filesystem::VFSPath
GetPluginPath(Tesses::Framework::Filesystem::VFSPath path) {
    using namespace Tesses::Framework::Filesystem;
    if (!path.relative)
        return path;

    auto pluginConfigDir = GetCrossLangConfigDir() / "Plugins";
    if (LocalFS->DirectoryExists(pluginConfigDir)) {
        if (LocalFS->FileExists(pluginConfigDir / path + SharedExtension))
            return pluginConfigDir / path + SharedExtension;
        auto path2 = pluginConfigDir / path.GetParent() / "lib" +
                     path.GetFileName() + SharedExtension;
        if (LocalFS->FileExists(path2))
            return path2;
    }

    return path;
}

void LoadPlugin(std::shared_ptr<GC> gc, TRootEnvironment *env,
                Tesses::Framework::Filesystem::VFSPath sharedObjectPath) {

#if !defined(CROSSLANG_STATIC)
    auto ptr = std::make_shared<DL>(GetPluginPath(sharedObjectPath));
    auto cb = ptr->Resolve<PluginFunction>("CrossLangPluginInit");
    if (cb == nullptr)
        return;
    gc->RegisterEverythingCallback(
        [ptr, cb](std::shared_ptr<GC> gc, TRootEnvironment *env) -> void {
            cb(gc, env);
        });
    cb(gc, env);
#endif
}
static TObject TypeIsClass(GCList &ls, std::vector<TObject> args) {
    if (args.empty())
        return nullptr;
    if (args.empty())
        return nullptr;
    TClassObject *co;
    return GetArgumentHeap(args, 0, co);
}

static TObject TypeIsDefined(GCList &ls, std::vector<TObject> args) {
    if (args.empty())
        return nullptr;
    return (!std::holds_alternative<std::nullptr_t>(args[0]) &&
            !std::holds_alternative<Undefined>(args[0]));
}
static TObject TypeIsHeap(GCList &ls, std::vector<TObject> args) {
    if (args.empty())
        return nullptr;
    return std::holds_alternative<THeapObjectHolder>(args[0]);
}
static TObject TypeIsNumber(GCList &ls, std::vector<TObject> args) {
    if (args.empty())
        return nullptr;
    return std::holds_alternative<int64_t>(args[0]) ||
           std::holds_alternative<double>(args[0]);
}
static TObject TypeIsLong(GCList &ls, std::vector<TObject> args) {
    if (args.empty())
        return nullptr;
    return std::holds_alternative<int64_t>(args[0]);
}
static TObject TypeIsDouble(GCList &ls, std::vector<TObject> args) {
    if (args.empty())
        return nullptr;
    return std::holds_alternative<double>(args[0]);
}
static TObject TypeIsString(GCList &ls, std::vector<TObject> args) {
    if (args.empty())
        return nullptr;
    return std::holds_alternative<std::string>(args[0]);
}
static TObject TypeIsCallable(GCList &ls, std::vector<TObject> args) {
    if (args.empty())
        return nullptr;
    TCallable *call;
    return GetArgumentHeap(args, 0, call);
}
static TObject TypeIsDictionary(GCList &ls, std::vector<TObject> args) {
    if (args.empty())
        return nullptr;
    TDictionary *dict;
    TDynamicDictionary *dynDict;
    return GetArgumentHeap(args, 0, dict) || GetArgumentHeap(args, 0, dynDict);
}
static TObject TypeIsList(GCList &ls, std::vector<TObject> args) {
    if (args.empty())
        return nullptr;
    TList *list;
    TDynamicList *dynList;
    return GetArgumentHeap(args, 0, list) || GetArgumentHeap(args, 0, dynList);
}
static TObject TypeIsStream(GCList &ls, std::vector<TObject> args) {
    if (args.empty())
        return nullptr;
    std::shared_ptr<Tesses::Framework::Streams::Stream> strm;
    return GetArgument(args, 0, strm);
}
static TObject TypeIsTextReader(GCList &ls, std::vector<TObject> args) {
    if (args.empty())
        return nullptr;
    std::shared_ptr<Tesses::Framework::TextStreams::TextReader> strm;
    return GetArgument(args, 0, strm);
}
static TObject TypeIsTextWriter(GCList &ls, std::vector<TObject> args) {
    if (args.empty())
        return nullptr;
    std::shared_ptr<Tesses::Framework::TextStreams::TextWriter> strm;
    return GetArgument(args, 0, strm);
}
static TObject TypeIsByteReader(GCList &ls, std::vector<TObject> args) {
    if (args.empty())
        return nullptr;
    std::shared_ptr<Tesses::Framework::Streams::ByteReader> strm;
    return GetArgument(args, 0, strm);
}
static TObject TypeIsByteWriter(GCList &ls, std::vector<TObject> args) {
    if (args.empty())
        return nullptr;
    std::shared_ptr<Tesses::Framework::Streams::ByteWriter> strm;
    return GetArgument(args, 0, strm);
}
static TObject TypeIsUuid(GCList &ls, std::vector<TObject> args) {
    if (args.empty())
        return nullptr;
    return std::holds_alternative<Tesses::Framework::Uuid>(args[0]);
}
static TObject TypeIsVFS(GCList &ls, std::vector<TObject> args) {
    if (args.empty())
        return nullptr;
    std::shared_ptr<Tesses::Framework::Filesystem::VFS> vfs;
    return GetArgument(args, 0, vfs);
}

static TObject TypeIsDateTime(GCList &ls, std::vector<TObject> args) {
    if (args.empty())
        return nullptr;
    std::shared_ptr<Tesses::Framework::Date::DateTime> dt;
    return GetArgument(args, 0, dt);
}
static TObject TypeIsTimeSpan(GCList &ls, std::vector<TObject> args) {
    if (args.empty())
        return nullptr;
    std::shared_ptr<Tesses::Framework::Date::TimeSpan> dt;
    return GetArgument(args, 0, dt);
}
static TObject TypeIsQueryable(GCList &ls, std::vector<TObject> args) {
    if (args.empty())
        return nullptr;
    TQueryable *queryable;
    return GetArgumentHeap(args, 0, queryable);
}
static TObject New_SubdirFilesystem(GCList &ls, std::vector<TObject> args) {
    std::shared_ptr<Tesses::Framework::Filesystem::VFS> vfs;

    Tesses::Framework::Filesystem::VFSPath path;

    if (GetArgument(args, 0, vfs) && GetArgumentAsPath(args, 1, path)) {
        return std::make_shared<
            Tesses::Framework::Filesystem::SubdirFilesystem>(vfs, path);
    }
    return nullptr;
}
static TObject New_MountableFilesystem(GCList &ls, std::vector<TObject> args) {
    std::shared_ptr<Tesses::Framework::Filesystem::VFS> vfs;

    if (GetArgument(args, 0, vfs)) {
        return std::make_shared<
            Tesses::Framework::Filesystem::MountableFilesystem>(vfs);
    }
    return nullptr;
}
static TObject New_MemoryStream(GCList &ls, std::vector<TObject> args) {
    bool writable;
    if (GetArgument(args, 0, writable)) {
        return std::make_shared<Tesses::Framework::Streams::MemoryStream>(
            writable);
    }
    return nullptr;
}

static TObject New_Filesystem(GCList &ls, std::vector<TObject> args) {
    TDictionary *dict;
    if (GetArgumentHeap(args, 0, dict)) {
        return std::make_shared<TObjectVFS>(ls.GetGC(), dict);
    }
    return nullptr;
}
static TObject New_TempFS(GCList &ls, std::vector<TObject> args) {
    std::shared_ptr<Tesses::Framework::Filesystem::VFS> vfs;
    if (GetArgument(args, 0, vfs)) {
        bool deleteOnDispose = true;
        GetArgument(args, 1, deleteOnDispose);
        return std::make_shared<Tesses::Framework::Filesystem::TempFS>(
            vfs, deleteOnDispose);
    } else {
        bool deleteOnDispose;
        if (GetArgument(args, 0, deleteOnDispose)) {
            return std::make_shared<Tesses::Framework::Filesystem::TempFS>(
                deleteOnDispose);
        }
    }
    return std::make_shared<Tesses::Framework::Filesystem::TempFS>();
}
static TObject New_Stream(GCList &ls, std::vector<TObject> args) {
    TDictionary *dict;
    if (GetArgumentHeap(args, 0, dict)) {
        return std::make_shared<TObjectStream>(ls.GetGC(), dict);
    }
    return nullptr;
}
static TObject New_DateTime(GCList &ls, std::vector<TObject> args) {
    int64_t year;
    if (GetArgument(args, 0, year)) {
        if (args.size() == 1) {
            return std::make_shared<Tesses::Framework::Date::DateTime>(year);

        } else {
            int64_t month = 1;
            int64_t day = 1;
            int64_t hour = 0;
            int64_t minute = 0;
            int64_t second = 0;
            bool isLocal = true;
            GetArgument(args, 1, month);
            GetArgument(args, 2, day);
            GetArgument(args, 3, hour);
            GetArgument(args, 4, minute);
            GetArgument(args, 5, second);
            GetArgument(args, 6, isLocal);

            return std::make_shared<Tesses::Framework::Date::DateTime>(
                (int)year, (int)month, (int)day, (int)hour, (int)minute,
                (int)second, isLocal);
        }
    }
    return nullptr;
}
static TObject New_TimeSpan(GCList &ls, std::vector<TObject> args) {

    int64_t arg1;
    if (GetArgument(args, 0, arg1)) {
        if (args.size() == 1) {
            return std::make_shared<Tesses::Framework::Date::TimeSpan>(arg1);
        } else if (args.size() >= 3) {
            int64_t arg2;
            int64_t arg3;
            if (GetArgument(args, 1, arg2) && GetArgument(args, 2, arg3)) {
                int64_t arg4;
                if (GetArgument(args, 3, arg4)) {
                    return std::make_shared<Tesses::Framework::Date::TimeSpan>(
                        (int)arg1, (int)arg2, (int)arg3, (int)arg4);

                } else {
                    return std::make_shared<Tesses::Framework::Date::TimeSpan>(
                        (int)arg1, (int)arg2, (int)arg3);
                    ;
                }
            }
        }
    }
    return nullptr;
}

std::string GetObjectTypeString(TObject _obj) {
    if (std::holds_alternative<
            std::shared_ptr<Tesses::Framework::TF_Timer_Handle>>(_obj))
        return "Timer";

    if (std::holds_alternative<
            std::shared_ptr<Tesses::Framework::Http::ServerSentEvents>>(_obj))
        return "ServerSentEvents";
    if (std::holds_alternative<std::regex>(_obj))
        return "Regex";
    if (std::holds_alternative<Undefined>(_obj))
        return "Undefined";
    if (std::holds_alternative<std::nullptr_t>(_obj))
        return "Null";
    if (std::holds_alternative<bool>(_obj))
        return "Boolean";
    if (std::holds_alternative<int64_t>(_obj))
        return "Long";
    if (std::holds_alternative<double>(_obj))
        return "Double";
    if (std::holds_alternative<char>(_obj))
        return "Char";
    if (std::holds_alternative<MethodInvoker>(_obj))
        return "MethodInvoker";
    if (std::holds_alternative<std::string>(_obj))
        return "String";

    if (std::holds_alternative<Tesses::Framework::Filesystem::VFSPath>(_obj))
        return "Path";
    if (std::holds_alternative<TVMVersion>(_obj))
        return "Version";
    if (std::holds_alternative<
            std::shared_ptr<Tesses::Framework::Date::DateTime>>(_obj))
        return "DateTime";
    if (std::holds_alternative<
            std::shared_ptr<Tesses::Framework::Date::TimeSpan>>(_obj))
        return "TimeSpan";
    if (std::holds_alternative<
            std::shared_ptr<Tesses::Framework::Streams::ByteReader>>(_obj))
        return "ByteReader";

    if (std::holds_alternative<
            std::shared_ptr<Tesses::Framework::Streams::ByteWriter>>(_obj))
        return "ByteWriter";

    if (std::holds_alternative<Tesses::Framework::Uuid>(_obj))
        return "Uuid";
    if (std::holds_alternative<
            std::shared_ptr<Tesses::Framework::Streams::Stream>>(_obj)) {
        auto strm =
            std::get<std::shared_ptr<Tesses::Framework::Streams::Stream>>(_obj);
        if (strm != nullptr) {
            auto netStrm = std::dynamic_pointer_cast<
                Tesses::Framework::Streams::NetworkStream>(strm);
            if (netStrm != nullptr) {
                return "NetworkStream";
            }
        }
        return "Stream";
    }
    if (std::holds_alternative<
            std::shared_ptr<Tesses::Framework::Http::IHttpServer>>(_obj)) {
        auto svr =
            std::get<std::shared_ptr<Tesses::Framework::Http::IHttpServer>>(
                _obj);
        if (svr != nullptr) {
            auto fileServer =
                std::dynamic_pointer_cast<Tesses::Framework::Http::FileServer>(
                    svr);
            auto mountableServer = std::dynamic_pointer_cast<
                Tesses::Framework::Http::MountableServer>(svr);
            auto routableServer =
                std::dynamic_pointer_cast<Tesses::Framework::Http::RouteServer>(
                    svr);
            if (fileServer != nullptr) {
                return "FileServer";
            }
            if (mountableServer != nullptr) {
                return "MountableServer";
            }
            if (routableServer != nullptr) {
                return "RoutableServer";
            }
        }
        return "HttpServer";
    }
    if (std::holds_alternative<
            std::shared_ptr<Tesses::Framework::TextStreams::TextReader>>(
            _obj)) {
        auto textReader = std::get<
            std::shared_ptr<Tesses::Framework::TextStreams::TextReader>>(_obj);
        if (textReader != nullptr) {
            auto stringReader = std::dynamic_pointer_cast<
                Tesses::Framework::TextStreams::StringReader>(textReader);
            auto streamReader = std::dynamic_pointer_cast<
                Tesses::Framework::TextStreams::StreamReader>(textReader);
            auto consoleReader = std::dynamic_pointer_cast<
                Tesses::Framework::TextStreams::ConsoleReader>(textReader);
            if (stringReader != nullptr) {
                return "StringReader";
            }
            if (streamReader != nullptr) {
                return "StreamReader";
            }
            if (consoleReader != nullptr) {
                return "ConsoleReader";
            }
        }

        return "TextReader";
    }
    if (std::holds_alternative<
            std::shared_ptr<Tesses::Framework::TextStreams::TextWriter>>(
            _obj)) {
        auto textWriter = std::get<
            std::shared_ptr<Tesses::Framework::TextStreams::TextWriter>>(_obj);
        if (textWriter != nullptr) {
            auto stringWriter = std::dynamic_pointer_cast<
                Tesses::Framework::TextStreams::StringWriter>(textWriter);
            auto streamWriter = std::dynamic_pointer_cast<
                Tesses::Framework::TextStreams::StreamWriter>(textWriter);
            auto consoleWriter = std::dynamic_pointer_cast<
                Tesses::Framework::TextStreams::ConsoleReader>(textWriter);
            if (stringWriter != nullptr) {
                return "StringWriter";
            }
            if (streamWriter != nullptr) {
                return "StreamWriter";
            }
            if (consoleWriter != nullptr) {
                return "ConsoleWriter";
            }
        }

        return "TextReader";
    }
    if (std::holds_alternative<
            std::shared_ptr<Tesses::Framework::Filesystem::VFS>>(_obj)) {
        auto vfs =
            std::get<std::shared_ptr<Tesses::Framework::Filesystem::VFS>>(_obj);
        if (vfs != nullptr) {
            auto rfs = std::dynamic_pointer_cast<
                Tesses::Framework::Filesystem::RelativeFilesystem>(vfs);
            auto localVFS = std::dynamic_pointer_cast<
                Tesses::Framework::Filesystem::LocalFilesystem>(vfs);
            auto mountableVFS = std::dynamic_pointer_cast<
                Tesses::Framework::Filesystem::MountableFilesystem>(vfs);
            auto subFS = std::dynamic_pointer_cast<
                Tesses::Framework::Filesystem::SubdirFilesystem>(vfs);
            auto tempFS = std::dynamic_pointer_cast<
                Tesses::Framework::Filesystem::TempFS>(vfs);
            if (rfs)
                return "RelativeFilesystem";
            if (localVFS != nullptr)
                return "LocalFilesystem";
            if (subFS != nullptr)
                return "SubdirFilesystem";
            if (mountableVFS != nullptr)
                return "MountableFilesystem";
            if (tempFS != nullptr)
                return "TempFS";
        }
        return "VFS";
    }
    if (std::holds_alternative<THeapObjectHolder>(_obj)) {
        auto obj = std::get<THeapObjectHolder>(_obj).obj;
        auto dict = dynamic_cast<TDictionary *>(obj);
        auto dynDict = dynamic_cast<TDynamicDictionary *>(obj);

        auto list = dynamic_cast<TList *>(obj);
        auto dynList = dynamic_cast<TDynamicList *>(obj);
        auto argWrapper = dynamic_cast<TArgWrapper *>(obj);
        auto closure = dynamic_cast<TClosure *>(obj);
        auto externalMethod = dynamic_cast<TExternalMethod *>(obj);
        auto byteArray = dynamic_cast<TByteArray *>(obj);
        auto native = dynamic_cast<TNative *>(obj);
        auto any = dynamic_cast<TAny *>(obj);

        auto cse = dynamic_cast<CallStackEntry *>(obj);
        auto rootEnv = dynamic_cast<TRootEnvironment *>(obj);
        auto subEnv = dynamic_cast<TSubEnvironment *>(obj);
        auto env = dynamic_cast<TEnvironment *>(obj);
        auto natObj = dynamic_cast<TNativeObject *>(obj);
        auto cobj = dynamic_cast<TClassObject *>(obj);
        auto aarray = dynamic_cast<TAssociativeArray *>(obj);
        auto file = dynamic_cast<TFile *>(obj);
        auto queryable = dynamic_cast<TQueryable *>(obj);

        if (rootEnv != nullptr)
            return "RootEnvironment";
        if (subEnv != nullptr)
            return "SubEnvironment";
        if (env != nullptr)
            return "Environment";
        if (cobj != nullptr)
            return cobj->TypeName();

        if (cse != nullptr)
            return "YieldedClosure";
        if (dynDict != nullptr)
            return "DynamicDictionary";
        if (dynList != nullptr)
            return "DynamicList";
        if (aarray != nullptr)
            return "AssociativeArray";
        if (natObj != nullptr)
            return natObj->TypeName();

        if (dict != nullptr)
            return "Dictionary";
        if (list != nullptr)
            return "List";
        if (argWrapper != nullptr)
            return "ArgWrapper";
        if (closure != nullptr)
            return "Closure";
        if (externalMethod != nullptr)
            return "ExternalMethod";
        if (byteArray != nullptr)
            return "ByteArray";
        if (native != nullptr)
            return "Native";
        if (any != nullptr)
            return "Any";
        if (file != nullptr)
            return "File";
        if (queryable != nullptr)
            return "Queryable";

        return "HeapObject";
    }

    return "Object";
}

static TObject TypeOf(GCList &ls, std::vector<TObject> args) {
    if (args.size() < 1)
        return "Undefined";
    return GetObjectTypeString(args[0]);
}

TObject ByteArray(GCList &ls, std::vector<TObject> args) {
    auto res = TByteArray::Create(ls);
    if (args.size() == 1) {

        if (std::holds_alternative<int64_t>(args[0]))
            res->data.resize((size_t)std::get<int64_t>(args[0]));
        else if (std::holds_alternative<std::string>(args[0])) {
            std::string &txt = std::get<std::string>(args[0]);
            res->data.insert(res->data.end(), txt.begin(), txt.end());
        }
    }
    return res;
}
TObject ParseLong(GCList &ls, std::vector<TObject> args) {

    if (args.size() >= 1) {
        int base = 10;

        if (args.size() == 2 && std::holds_alternative<int64_t>(args[1])) {
            base = (int)std::get<int64_t>(args[1]);
        }

        size_t pos;

        std::string str = ToString(ls.GetGC(), args[0]);

        try {
            int64_t v = std::stoll(str, &pos, base);
            if (pos < str.size())
                return nullptr;
            return v;
        } catch (std::exception &ex) {
            return nullptr;
        }
    }
    return nullptr;
}
TObject ParseDouble(GCList &ls, std::vector<TObject> args) {

    if (args.size() == 1) {

        size_t pos;

        std::string str = ToString(ls.GetGC(), args[0]);

        try {
            double v = std::stod(str, &pos);
            if (pos < str.size())
                return nullptr;
            return v;
        } catch (std::exception &ex) {
            return nullptr;
        }
    }
    return nullptr;
}

EnvironmentPermissions::EnvironmentPermissions() {
    this->canRegisterConsole = false;
    this->canRegisterCrypto = false;
    this->canRegisterDictionary = false;
    this->canRegisterEnv = false;
    this->canRegisterIO = false;
    this->canRegisterJSON = false;
    this->canRegisterNet = false;
    this->canRegisterOGC = false;
    this->canRegisterPath = false;
    this->canRegisterProcess = false;
    this->canRegisterRoot = false;
    this->canRegisterSqlite = false;
    this->canRegisterVM = false;
    this->locked = false;
    this->sqlite3Scoped = false;
}

static TObject YieldEnumerableFunc(GCList &ls, std::vector<TObject> args) {
    TClosure *closure;
    if (GetArgumentHeap(args, 0, closure)) {
        TDictionary *enumerableItem = TDictionary::Create(ls);
        ls.GetGC()->BarrierBegin();

        auto fn = TExternalMethod::Create(
            ls, "Get Enumerator for yield", {},
            [closure](GCList &ls2, std::vector<TObject> args) -> TObject {
                return TYieldEnumerator::Create(ls2, closure);
            });
        fn->watch.push_back(closure);

        enumerableItem->SetValue("GetEnumerator", fn);

        ls.GetGC()->BarrierEnd();

        return enumerableItem;
    }

    return Undefined();
}

static TObject DateTime_Sleep(GCList &ls, std::vector<TObject> args) {
    int64_t msec;
    if (GetArgument(args, 0, msec)) {
        Tesses::Framework::TF_Sleep(msec);
    }
    return nullptr;
}
static TObject DateTime_getNow(GCList &ls, std::vector<TObject> args) {

    return std::make_shared<Tesses::Framework::Date::DateTime>(
        Tesses::Framework::Date::DateTime::Now());
}
static TObject DateTime_getNowUTC(GCList &ls, std::vector<TObject> args) {
    return std::make_shared<Tesses::Framework::Date::DateTime>(
        Tesses::Framework::Date::DateTime::NowUTC());
}
static TObject DateTime_getNowEpoch(GCList &ls, std::vector<TObject> args) {

    return (int64_t)time(NULL);
}
static TObject DateTime_TryParseHttpDate(GCList &ls,
                                         std::vector<TObject> args) {
    std::string d;
    Tesses::Framework::Date::DateTime dt;
    if (GetArgument(args, 0, d) &&
        Tesses::Framework::Date::DateTime::TryParseHttpDate(d, dt)) {
        return std::make_shared<Tesses::Framework::Date::DateTime>(dt);
    }
    return nullptr;
}
static TObject New_Promise(GCList &ls, std::vector<TObject> args) {
    TCallable *call;

    if (GetArgumentHeap(args, 0, call)) {

        TTask *task = TTask::Create(ls);

        TExternalMethod *resolve = TExternalMethod::Create(
            ls, "fulfill the promise", {"arg"},
            [task](GCList &ls, std::vector<TObject> args) -> TObject {
                if (!args.empty()) {
                    task->SetSucceeded(args[0]);
                }
                return Undefined();
            });
        resolve->watch.push_back(task);
        TExternalMethod *reject = TExternalMethod::Create(
            ls, "reject the promise", {"arg"},
            [task](GCList &ls, std::vector<TObject> args) -> TObject {
                if (!args.empty()) {
                    auto item = args[0];
                    if (!std::holds_alternative<Undefined>(item)) {
                        try {
                            VMByteCodeException ex(ls.GetGC(), item, nullptr);
                            throw ex;
                        } catch (...) {
                            task->SetFailed(std::current_exception());
                        }
                    }
                }
                return Undefined();
            });
        reject->watch.push_back(task);

        call->Call(ls, {resolve, reject});

        return task;
    }
    return nullptr;
}
static TObject TimeSpan_Parse(GCList &ls, std::vector<TObject> args) {
    std::string t;
    Tesses::Framework::Date::TimeSpan ts;
    if (GetArgument(args, 0, t) &&
        Tesses::Framework::Date::TimeSpan::TryParse(t, ts)) {
        return std::make_shared<Tesses::Framework::Date::TimeSpan>(ts);
    }
    return nullptr;
}
static TObject TimeSpan_FromSeconds(GCList &ls, std::vector<TObject> args) {
    int64_t n;

    if (GetArgument(args, 0, n)) {
        return std::make_shared<Tesses::Framework::Date::TimeSpan>(n);
    }
    return nullptr;
}
static TObject TimeSpan_FromMinutes(GCList &ls, std::vector<TObject> args) {
    int64_t n;

    if (GetArgument(args, 0, n)) {
        return std::make_shared<Tesses::Framework::Date::TimeSpan>(n * 60);
    }
    return nullptr;
}
static TObject TimeSpan_FromHours(GCList &ls, std::vector<TObject> args) {
    int64_t n;

    if (GetArgument(args, 0, n)) {
        return std::make_shared<Tesses::Framework::Date::TimeSpan>(n * 3600);
    }
    return nullptr;
}
static TObject TimeSpan_FromDays(GCList &ls, std::vector<TObject> args) {
    int64_t n;

    if (GetArgument(args, 0, n)) {
        return std::make_shared<Tesses::Framework::Date::TimeSpan>(n * 86400);
    }
    return nullptr;
}
static TObject New_StreamReader(GCList &ls, std::vector<TObject> args) {
    std::shared_ptr<Tesses::Framework::Streams::Stream> strm;
    std::shared_ptr<Tesses::Framework::Filesystem::VFS> vfs;
    Tesses::Framework::Filesystem::VFSPath path;

    if (GetArgument(args, 0, strm)) {
        return std::make_shared<Tesses::Framework::TextStreams::StreamReader>(
            strm);
    } else if (GetArgument(args, 0, vfs) && GetArgumentAsPath(args, 1, path)) {
        strm = vfs->OpenFile(path, "rb");
        return std::make_shared<Tesses::Framework::TextStreams::StreamReader>(
            strm);
    }
    return nullptr;
}

static TObject New_StreamWriter(GCList &ls, std::vector<TObject> args) {

    std::shared_ptr<Tesses::Framework::Streams::Stream> strm;
    std::shared_ptr<Tesses::Framework::Filesystem::VFS> vfs;
    Tesses::Framework::Filesystem::VFSPath path;

    if (GetArgument(args, 0, strm)) {
        return std::make_shared<Tesses::Framework::TextStreams::StreamWriter>(
            strm);
    } else if (GetArgument(args, 0, vfs) && GetArgumentAsPath(args, 1, path)) {
        bool append = false;
        GetArgument(args, 2, append);

        strm = vfs->OpenFile(path, append ? "ab" : "wb");
        return std::make_shared<Tesses::Framework::TextStreams::StreamWriter>(
            strm);
    }
    return nullptr;
}
static TObject New_StringReader(GCList &ls, std::vector<TObject> args) {
    std::string str;
    if (GetArgument(args, 0, str)) {
        return std::make_shared<Tesses::Framework::TextStreams::StringReader>(
            str);
    }
    return nullptr;
}
static TObject New_StringWriter(GCList &ls, std::vector<TObject> args) {
    std::string str;
    if (GetArgument(args, 0, str)) {
        return std::make_shared<Tesses::Framework::TextStreams::StringWriter>(
            str);
    }

    return std::make_shared<Tesses::Framework::TextStreams::StringWriter>();
}
static TObject Task_FromResult(GCList &ls, std::vector<TObject> args) {
    if (!args.empty()) {
        return TTask::FromResult(ls, args[0]);
    }
    return nullptr;
}
static TObject New_ByteReader(GCList &ls, std::vector<TObject> args) {
    std::shared_ptr<Tesses::Framework::Streams::Stream> strm;
    if (GetArgument(args, 0, strm))
        return std::make_shared<Tesses::Framework::Streams::ByteReader>(strm);
    return nullptr;
}
static TObject New_ByteWriter(GCList &ls, std::vector<TObject> args) {
    std::shared_ptr<Tesses::Framework::Streams::Stream> strm;
    if (GetArgument(args, 0, strm))
        return std::make_shared<Tesses::Framework::Streams::ByteWriter>(strm);
    return nullptr;
}
static void empty() {}
static TObject New_Timer(GCList &ls, std::vector<TObject> args) {
    TCallable *callable;
    if (GetArgumentHeap(args, 0, callable)) {
        int64_t interval = 1000;
        bool enabled = true;
        GetArgument(args, 1, interval);
        GetArgument(args, 2, enabled);

        auto obj = CreateMarkedTObject(ls.GetGC(), callable);

        return Tesses::Framework::TF_Timer(
            [obj]() -> void {
                TCallable *callable;
                if (GetObjectHeap(obj->GetObject(), callable)) {
                    GCList ls(obj->GetGC());
                    callable->Call(ls, {});
                }
            },
            interval, enabled);
    }

    return Tesses::Framework::TF_Timer(empty, 1000L, false);
}

static TObject New_RelativeFilesystem(GCList &ls, std::vector<TObject> args) {
    std::shared_ptr<Tesses::Framework::Filesystem::VFS> vfs;
    Tesses::Framework::Filesystem::VFSPath path;
    if (GetArgument(args, 0, vfs) && GetArgumentAsPath(args, 1, path) &&
        !path.relative) {
        return std::make_shared<
            Tesses::Framework::Filesystem::RelativeFilesystem>(vfs, path);
    }
    return nullptr;
}

static TObject New_Queryable(GCList &ls, std::vector<TObject> args) {
    if (!args.empty()) {
        return TQueryable::Create(ls, args.front());
    }
    return nullptr;
}

void TStd::RegisterRoot(std::shared_ptr<GC> gc, TRootEnvironment *env) {
    GCList ls(gc);

    gc->BarrierBegin();

    env->permissions.canRegisterRoot = true;
    RegisterHelpers(gc, env);
    RegisterUuid(gc, env);

    auto date = env->EnsureDictionary(gc, "DateTime");
    date->DeclareFunction(gc, "Sleep",
                          "Sleep for a specified amount of milliseconds "
                          "(multiply seconds by 1000 to get milliseconds)",
                          {"ms"}, DateTime_Sleep);
    date->DeclareFunction(gc, "getNow", "Get the current time", {},
                          DateTime_getNow);
    date->DeclareFunction(gc, "getNowUTC", "Get the current time in UTC", {},
                          DateTime_getNowUTC);
    date->DeclareFunction(gc, "getNowEpoch", "Get the time_t time now", {},
                          DateTime_getNowEpoch);
    date->DeclareFunction(gc, "TryParseHttpDate", "Parse the http date", {},
                          DateTime_TryParseHttpDate);

    date->SetValue("Zone", (int64_t)Tesses::Framework::Date::GetTimeZone());
    date->SetValue("SupportsDaylightSavings",
                   Tesses::Framework::Date::TimeZoneSupportDST());

    auto ts = env->EnsureDictionary(gc, "TimeSpan");
    ts->DeclareFunction(gc, "Parse", "Parse timespan", {"tsStr"},
                        TimeSpan_Parse);
    ts->DeclareFunction(gc, "FromSeconds", "Create timespan from seconds",
                        {"seconds"}, TimeSpan_FromSeconds);
    ts->DeclareFunction(gc, "FromMinutes", "Create timespan from minutes",
                        {"minutes"}, TimeSpan_FromMinutes);
    ts->DeclareFunction(gc, "FromHours", "Create timespan from hours",
                        {"hours"}, TimeSpan_FromHours);
    ts->DeclareFunction(gc, "FromDays", "Create timespan from days", {"days"},
                        TimeSpan_FromDays);

    auto task = env->EnsureDictionary(gc, "Task");

    task->DeclareFunction(
        gc, "AsyncClosure",
        "Create async closure (internal for compiler to generate calls to)",
        {"closure"}, [](GCList &ls, std::vector<TObject> args) -> TObject {
            TClosure *closure;
            if (GetArgumentHeap(args, 0, closure))
                return TTask::FromClosure(ls, closure);
            return nullptr;
        });

    task->DeclareFunction(gc, "Run", "Run code async", {"callable"},
                          [](GCList &ls, std::vector<TObject> args) -> TObject {
                              TCallable *closure;
                              if (GetArgumentHeap(args, 0, closure))
                                  return TTask::Run(ls, closure);
                              return nullptr;
                          });
    task->DeclareFunction(gc, "FromResult", "async from result", {"result"},
                          Task_FromResult);

    TDictionary *newTypes = env->EnsureDictionary(gc, "New");

    newTypes->DeclareFunction(gc, "ByteReader", "Read binary data from stream",
                              {"stream"}, New_ByteReader);

    newTypes->DeclareFunction(gc, "ByteWriter", "Write binary data to stream",
                              {"stream"}, New_ByteWriter);
    // newTypes->DeclareFunction(gc,)
    newTypes->DeclareFunction(gc, "Promise", "Create an async object",
                              {"resolve", "reject"}, New_Promise);
    newTypes->DeclareFunction(
        gc, "DateTime",
        "Create a DateTime object, if only one arg is provided year is epoch, "
        "isLocal defaults to true unless epoch",
        {"year", "$month", "$day", "$hour", "$minute", "$second", "$isLocal"},
        New_DateTime);
    newTypes->DeclareFunction(
        gc, "TimeSpan",
        "Create a DateTime object, if only one arg is provided days is "
        "totalSeconds, if there are only three arguments days will be hours, "
        "hours will be minutes, minutes will be seconds (according to the "
        "argument documentation)",
        {"days", "$hours", "$minutes", "$seconds"}, New_TimeSpan);

    newTypes->DeclareFunction(gc, "MountableFilesystem",
                              "Create a mountable filesystem", {"root"},
                              New_MountableFilesystem);
    newTypes->DeclareFunction(gc, "SubdirFilesystem",
                              "Create a subdir filesystem", {"fs", "subdir"},
                              New_SubdirFilesystem);
    newTypes->DeclareFunction(gc, "MemoryStream", "Create a memory stream",
                              {"writable"}, New_MemoryStream);
    newTypes->DeclareFunction(gc, "Filesystem", "Create filesystem", {"fs"},
                              New_Filesystem);
    newTypes->DeclareFunction(gc, "RelativeFilesystem", "Create relativefs",
                              {"parent", "absoluteDir"},
                              New_RelativeFilesystem);
    newTypes->DeclareFunction(gc, "TempFS", "Create a temp directory", {"", ""},
                              New_TempFS);
    newTypes->DeclareFunction(gc, "Timer", "Create a timer",
                              {"$cb", "$interval", "$enabled"}, New_Timer);
    newTypes->DeclareFunction(gc, "Stream", "Create stream", {"strm"},
                              New_Stream);

    newTypes->DeclareFunction(
        gc, "Version", "Create a version object",
        {"$major", "$minor", "$patch", "$build", "$stage"},
        [](GCList &ls, std::vector<TObject> args) -> TObject {
            int64_t major = 1;
            int64_t minor = 0;
            int64_t patch = 0;
            int64_t build = 0;
            std::string stageS = "prod";
            TVMVersionStage stage = TVMVersionStage::ProductionVersion;
            GetArgument(args, 0, major);
            GetArgument(args, 1, minor);
            GetArgument(args, 2, patch);
            GetArgument(args, 3, build);
            GetArgument(args, 4, stageS);
            if (stageS == "dev")
                stage = TVMVersionStage::DevVersion;
            else if (stageS == "alpha")
                stage = TVMVersionStage::AlphaVersion;
            else if (stageS == "beta")
                stage = TVMVersionStage::BetaVersion;

            return TVMVersion((uint8_t)major, (uint8_t)minor, (uint8_t)patch,
                              (uint16_t)build, stage);
        });
    newTypes->DeclareFunction(
        gc, "Random", "Create random number generator", {"$seed"},
        [](GCList &ls, std::vector<TObject> args) -> TObject {
            int64_t seed;
            if (GetArgument(args, 0, seed)) {
                return TNativeObject::Create<TRandom>(ls, (uint64_t)seed);
            }
            return TNativeObject::Create<TRandom>(ls);
        });
    newTypes->DeclareFunction(gc, "StreamReader", "Create a StreamReader",
                              {"strmOrVFS", "$pathIfVFS"}, New_StreamReader);
    newTypes->DeclareFunction(gc, "StreamWriter", "Create a StreamWriter",
                              {"strmOrVFS", "$pathIfVFS", "$appendIfVFS"},
                              New_StreamWriter);
    newTypes->DeclareFunction(gc, "StringReader", "Create a StringReader",
                              {"str"}, New_StringReader);
    newTypes->DeclareFunction(gc, "StringWriter", "Create a StringWriter",
                              {"$str"}, New_StringWriter);

    env->DeclareFunction(gc, "ParseLong", "Parse Long from String",
                         {"arg", "$base"}, ParseLong);
    env->DeclareFunction(gc, "ParseDouble", "Parse Double from String", {"arg"},
                         ParseDouble);
    env->DeclareFunction(gc, "YieldEmumerable",
                         "Turn yield in function into enumerable", {"closure"},
                         YieldEnumerableFunc);
    env->DeclareFunction(gc, "TypeOf", "Get type of object", {"object"},
                         TypeOf);
    env->DeclareFunction(gc, "TypeIsDefined",
                         "Get whether object is not null or undefined",
                         {"object"}, TypeIsDefined);
    env->DeclareFunction(
        gc, "TypeIsHeap",
        "Get whether object is susceptible to garbage collection", {"object"},
        TypeIsHeap);
    env->DeclareFunction(gc, "TypeIsNumber", "Get whether object is a number",
                         {"object"}, TypeIsNumber);
    env->DeclareFunction(gc, "TypeIsLong",
                         "Get whether object is a long (not a double)",
                         {"object"}, TypeIsLong);
    env->DeclareFunction(gc, "TypeIsDouble",
                         "Get whether object is a double (not a long)",
                         {"object"}, TypeIsDouble);
    env->DeclareFunction(gc, "TypeIsString", "Get whether object is a string",
                         {"object"}, TypeIsString);
    env->DeclareFunction(gc, "TypeIsCallable", "Get whether object is callable",
                         {"object"}, TypeIsCallable);

    env->DeclareFunction(gc, "TypeIsClass",
                         "Get whether object is class instance", {"object"},
                         TypeIsClass);
    env->DeclareFunction(
        gc, "TypeIsDictionary",
        "Get whether object is a dictionary or dynamic dictionary", {"object"},
        TypeIsDictionary);
    env->DeclareFunction(gc, "TypeIsList",
                         "Get whether object is a list or dynamic list",
                         {"object"}, TypeIsList);
    env->DeclareFunction(gc, "TypeIsStream", "Get whether object is a stream",
                         {"object"}, TypeIsStream);
    env->DeclareFunction(gc, "TypeIsVFS",
                         "Get whether object is a virtual filesystem",
                         {"object"}, TypeIsVFS);
    env->DeclareFunction(gc, "TypeIsDateTime",
                         "Get whether object is a DateTime", {"object"},
                         TypeIsDateTime);
    env->DeclareFunction(gc, "TypeIsTimeSpan",
                         "Get whether object is a TimeSpan", {"object"},
                         TypeIsTimeSpan);
    env->DeclareFunction(gc, "TypeIsTextReader",
                         "Get whether object is a TextReader", {"object"},
                         TypeIsTextReader);
    env->DeclareFunction(gc, "TypeIsTextWriter",
                         "Get whether object is a TextWriter", {"object"},
                         TypeIsTextWriter);
    env->DeclareFunction(gc, "TypeIsByteReader",
                         "Get whether object is a ByteReader", {"object"},
                         TypeIsByteReader);
    env->DeclareFunction(gc, "TypeIsByteWriter",
                         "Get whether object is a ByteWriter", {"object"},
                         TypeIsByteWriter);
    env->DeclareFunction(gc, "TypeIsUuid", "Get whether object is a Uuid",
                         {"object"}, TypeIsUuid);
    env->DeclareFunction(gc, "TypeIsQueryable",
                         "Get whether object is a Queryable", {"object"},
                         TypeIsQueryable);

    newTypes->DeclareFunction(
        gc, "Regex", "Create regex object", {"regex"},
        [](GCList &ls, std::vector<TObject> args) -> TObject {
            std::string str;
            if (GetArgument(args, 0, str)) {
                std::regex regex(str);
                return regex;
            }
            return nullptr;
        });
    newTypes->DeclareFunction(
        gc, "Mutex", "Create mutex", {},
        [](GCList &ls, std::vector<TObject> args) -> TObject {
            return TNativeObject::Create<TMuxex>(ls);
        });
    newTypes->DeclareFunction(
        gc, "Thread", "Create thread", {"callback"},
        [](GCList &ls, std::vector<TObject> args) -> TObject {
            if (args.size() == 1 &&
                std::holds_alternative<THeapObjectHolder>(args[0])) {
                auto cb = dynamic_cast<TCallable *>(
                    std::get<THeapObjectHolder>(args[0]).obj);
                if (cb != nullptr) {
                    return CreateThread(ls, cb, false);
                }
            }
            return Undefined();
        });
    newTypes->DeclareFunction(
        gc, "DynamicList", "Create a dynamic list", {},
        [](GCList &ls, std::vector<TObject> args) -> TObject {
            TCallable *callable;
            if (GetArgumentHeap(args, 0, callable))
                return TDynamicList::Create(ls, callable);
            return nullptr;
        });
    newTypes->DeclareFunction(
        gc, "DynamicDictionary", "Create a dynamic dictionary", {},
        [](GCList &ls, std::vector<TObject> args) -> TObject {
            TCallable *callable;
            if (GetArgumentHeap(args, 0, callable))
                return TDynamicDictionary::Create(ls, callable);
            return nullptr;
        });
    newTypes->DeclareFunction(
        gc, "AssociativeArray", "Create a new AssociativeArray", {},
        [](GCList &ls, std::vector<TObject> args) -> TObject {
            return TAssociativeArray::Create(ls);
        });
    newTypes->DeclareFunction(
        gc, "AArray", "alias for new AssociativeArray", {},
        [](GCList &ls, std::vector<TObject> args) -> TObject {
            return TAssociativeArray::Create(ls);
        });
    newTypes->DeclareFunction(
        gc, "ByteArray",
        "Create bytearray, with optional either size (to size it) or string "
        "argument (to fill byte array)",
        {"$data"}, ByteArray);
    newTypes->DeclareFunction(gc, "Queryable", "Create a queryable",
                              {"enumerable"}, New_Queryable);

    env->DeclareVariable(
        "Version",
        TDictionary::Create(
            ls,
            {TDItem("Parse",
                    TExternalMethod::Create(
                        ls, "Parse version from string", {"versionStr"},
                        [](GCList &ls, std::vector<TObject> args) -> TObject {
                            std::string str;
                            TVMVersion v;
                            if (GetArgument(args, 0, v))
                                return v;
                            if (GetArgument(args, 0, str)) {
                                TVMVersion version;
                                if (TVMVersion::TryParse(str, version)) {
                                    return version;
                                }
                            }
                            return nullptr;
                        })),
             TDItem("FromByteArray",
                    TExternalMethod::Create(
                        ls, "Create from ByteArray", {"byteArray", "$offset"},
                        [](GCList &ls, std::vector<TObject> args) -> TObject {
                            TByteArray *ba;
                            if (GetArgumentHeap(args, 0, ba)) {
                                int64_t offset = 0;
                                GetArgument(args, 1, offset);
                                if (ba->data.size() < 5)
                                    throw VMException("ByteArray too small");
                                size_t o = (size_t)offset;
                                if ((o + 5) > ba->data.size() || (o + 5) < 5)
                                    throw VMException("ByteArray too small");

                                return TVMVersion(ba->data.data() + o);
                            }
                            return nullptr;
                        })),
             TDItem("FromLong",
                    TExternalMethod::Create(
                        ls, "Create from long", {"longBasedVersion"},
                        [](GCList &ls, std::vector<TObject> args) -> TObject {
                            int64_t num;
                            if (GetArgument(args, 0, num)) {
                                return TVMVersion((uint64_t)num);
                            }
                            return nullptr;
                        }))}));
    env->DeclareVariable("InvokeMethod", MethodInvoker());

    gc->BarrierEnd();
}
void TStd::RegisterStd(std::shared_ptr<GC> gc, TRootEnvironment *env) {
    RegisterStd(
        gc, env,
        std::make_shared<Tesses::Framework::Filesystem::RelativeFilesystem>(
            Tesses::Framework::Filesystem::LocalFS,
            Tesses::Framework::Filesystem::VFSPath::
                GetAbsoluteCurrentDirectory()));
}
void TStd::RegisterStd(
    std::shared_ptr<GC> gc, TRootEnvironment *env,
    std::shared_ptr<Tesses::Framework::Filesystem::RelativeFilesystem>
        localfs) {
    env->permissions.canRegisterEverything = true;
    RegisterEnv(gc, env);
    RegisterRoot(gc, env);
    RegisterPath(gc, env);

    RegisterConsole(gc, env);
    RegisterIO(gc, env, localfs);
    RegisterNet(gc, env);
    RegisterSqlite(gc, env);
    RegisterVM(gc, env);
    RegisterJson(gc, env);
    RegisterDictionary(gc, env);
    RegisterCrypto(gc, env);
    RegisterOGC(gc, env);
    RegisterProcess(gc, env);
    RegisterZeClass(gc, env);

    gc->RegisterEverything(env);

    GCList ls(gc);

    TDictionary *dict = TDictionary::Create(ls);
    TDictionary *gc_dict = TDictionary::Create(ls);
#if defined(CROSSLANG_ENABLE_FFI)
    TDictionary *ffi = TDictionary::Create(ls);
    RegisterFFI(gc, ffi);
#endif
    dict->DeclareFunction(
        gc, "LoadNativePlugin",
        "Load a native plugin, requires a dynamic linker and shared build of "
        "libcrosslang",
        {"path"}, [gc, env](GCList &ls, std::vector<TObject> args) -> TObject {
            Tesses::Framework::Filesystem::VFSPath path;
            if (GetArgumentAsPath(args, 0, path)) {
                LoadPlugin(gc, env, path);
            }
            return nullptr;
        });
    gc_dict->DeclareFunction(
        gc, "Collect", "Collect garbage", {},
        [](GCList &ls, std::vector<TObject> args) -> TObject {
            std::vector<THeapObject *> to_delete;
            ls.GetGC()->BarrierBegin();
            ls.GetGC()->Collect(to_delete);
            ls.GetGC()->BarrierEnd();

            for (auto item : to_delete)
                delete item;
            return nullptr;
        });
    gc_dict->DeclareFunction(
        gc, "BarrierBegin", "Lock globally", {},
        [](GCList &ls, std::vector<TObject> args) -> TObject {
            ls.GetGC()->BarrierBegin();
            return nullptr;
        });
    gc_dict->DeclareFunction(
        gc, "BarrierEnd", "Unlock globally", {},
        [](GCList &ls, std::vector<TObject> args) -> TObject {
            ls.GetGC()->BarrierEnd();
            return nullptr;
        });
    gc->BarrierBegin();
#if defined(CROSSLANG_ENABLE_FFI)
    env->SetVariable("FFI", ffi);
#endif
    env->SetVariable("Reflection", dict);
    env->SetVariable("GC", gc_dict);
    gc->BarrierEnd();
    env->permissions.locked = true;
}
} // namespace Tesses::CrossLang