#ifndef SRC_NODE_API_H_
#define SRC_NODE_API_H_

#ifdef BUILDING_NODE_EXTENSION
#ifdef _WIN32
// Building native module against node
#define NAPI_EXTERN __declspec(dllimport)
#elif defined(__wasm32__)
#define NAPI_EXTERN __attribute__((__import_module__("napi")))
#endif
#endif
#include "js_native_api.h"
#include "node_api_types.h"

struct uv_loop_s; // Forward declaration.

#ifdef _WIN32
#define NAPI_MODULE_EXPORT __declspec(dllexport)
#else
#define NAPI_MODULE_EXPORT __attribute__((visibility("default")))
#endif

#if defined(__GNUC__)
#define NAPI_NO_RETURN __attribute__((noreturn))
#elif defined(_WIN32)
#define NAPI_NO_RETURN __declspec(noreturn)
#else
#define NAPI_NO_RETURN
#endif

typedef napi_value (*napi_addon_register_func)(napi_env env,
                                               napi_value exports);

typedef struct napi_module {
  int nm_version;
  unsigned int nm_flags;
  const char *nm_filename;
  napi_addon_register_func nm_register_func;
  const char *nm_modname;
  void *nm_priv;
  void *reserved[4];
} napi_module;

#define NAPI_MODULE_VERSION 1

#if defined(_MSC_VER)
#pragma section(".CRT$XCU", read)
#define NAPI_C_CTOR(fn)                                                        \
  static void __cdecl fn(void);                                                \
  __declspec(dllexport, allocate(".CRT$XCU")) void(__cdecl * fn##_)(void) =    \
      fn;                                                                      \
  static void __cdecl fn(void)
#else
#define NAPI_C_CTOR(fn)                                                        \
  static void fn(void) __attribute__((constructor));                           \
  static void fn(void)
#endif

#define NAPI_MODULE_X(modname, regfunc, priv, flags)                           \
  EXTERN_C_START                                                               \
  static napi_module _module = {                                               \
      NAPI_MODULE_VERSION, flags, __FILE__, regfunc, #modname, priv, {0},      \
  };                                                                           \
  NAPI_C_CTOR(_register_##modname) { napi_module_register(&_module); }         \
  EXTERN_C_END

#define NAPI_MODULE_INITIALIZER_X(base, version)                               \
  NAPI_MODULE_INITIALIZER_X_HELPER(base, version)
#define NAPI_MODULE_INITIALIZER_X_HELPER(base, version) base##version

#ifdef __wasm32__
#define NAPI_WASM_INITIALIZER                                                  \
  NAPI_MODULE_INITIALIZER_X(napi_register_wasm_v, NAPI_MODULE_VERSION)
#define NAPI_MODULE(modname, regfunc)                                          \
  EXTERN_C_START                                                               \
  NAPI_MODULE_EXPORT napi_value NAPI_WASM_INITIALIZER(napi_env env,            \
                                                      napi_value exports) {    \
    return regfunc(env, exports);                                              \
  }                                                                            \
  EXTERN_C_END
#else
#define NAPI_MODULE(modname, regfunc)                                          \
  NAPI_MODULE_X(modname, regfunc, NULL, 0) // NOLINT (readability/null_usage)
#endif

#define NAPI_MODULE_INITIALIZER_BASE napi_register_module_v

#define NAPI_MODULE_INITIALIZER                                                \
  NAPI_MODULE_INITIALIZER_X(NAPI_MODULE_INITIALIZER_BASE, NAPI_MODULE_VERSION)

#define NAPI_MODULE_INIT()                                                     \
  EXTERN_C_START                                                               \
  NAPI_MODULE_EXPORT napi_value NAPI_MODULE_INITIALIZER(napi_env env,          \
                                                        napi_value exports);   \
  EXTERN_C_END                                                                 \
  NAPI_MODULE(NODE_GYP_MODULE_NAME, NAPI_MODULE_INITIALIZER)                   \
  napi_value NAPI_MODULE_INITIALIZER(napi_env env, napi_value exports)

EXTERN_C_START

NAPI_EXTERN void napi_module_register(napi_module *mod);

NAPI_EXTERN NAPI_NO_RETURN void napi_fatal_error(const char *location,
                                                 size_t location_len,
                                                 const char *message,
                                                 size_t message_len);

// Methods for custom handling of async operations
NAPI_EXTERN napi_status napi_async_init(napi_env env, napi_value async_resource,
                                        napi_value async_resource_name,
                                        napi_async_context *result);

NAPI_EXTERN napi_status napi_async_destroy(napi_env env,
                                           napi_async_context async_context);

NAPI_EXTERN napi_status napi_make_callback(napi_env env,
                                           napi_async_context async_context,
                                           napi_value recv, napi_value func,
                                           size_t argc, const napi_value *argv,
                                           napi_value *result);

// Methods to provide node::Buffer functionality with napi types
NAPI_EXTERN napi_status napi_create_buffer(napi_env env, size_t length,
                                           void **data, napi_value *result);
NAPI_EXTERN napi_status napi_create_external_buffer(napi_env env, size_t length,
                                                    void *data,
                                                    napi_finalize finalize_cb,
                                                    void *finalize_hint,
                                                    napi_value *result);
NAPI_EXTERN napi_status napi_create_buffer_copy(napi_env env, size_t length,
                                                const void *data,
                                                void **result_data,
                                                napi_value *result);
NAPI_EXTERN napi_status napi_is_buffer(napi_env env, napi_value value,
                                       bool *result);
NAPI_EXTERN napi_status napi_get_buffer_info(napi_env env, napi_value value,
                                             void **data, size_t *length);

// Methods to manage simple async operations
NAPI_EXTERN
napi_status napi_create_async_work(napi_env env, napi_value async_resource,
                                   napi_value async_resource_name,
                                   napi_async_execute_callback execute,
                                   napi_async_complete_callback complete,
                                   void *data, napi_async_work *result);
NAPI_EXTERN napi_status napi_delete_async_work(napi_env env,
                                               napi_async_work work);
NAPI_EXTERN napi_status napi_queue_async_work(napi_env env,
                                              napi_async_work work);
NAPI_EXTERN napi_status napi_cancel_async_work(napi_env env,
                                               napi_async_work work);

// version management
NAPI_EXTERN
napi_status napi_get_node_version(napi_env env,
                                  const napi_node_version **version);

#if NAPI_VERSION >= 2

// Return the current libuv event loop for a given environment
NAPI_EXTERN napi_status napi_get_uv_event_loop(napi_env env,
                                               struct uv_loop_s **loop);

#endif // NAPI_VERSION >= 2

#if NAPI_VERSION >= 3

NAPI_EXTERN napi_status napi_fatal_exception(napi_env env, napi_value err);

NAPI_EXTERN napi_status napi_add_env_cleanup_hook(napi_env env,
                                                  void (*fun)(void *arg),
                                                  void *arg);

NAPI_EXTERN napi_status napi_remove_env_cleanup_hook(napi_env env,
                                                     void (*fun)(void *arg),
                                                     void *arg);

NAPI_EXTERN napi_status napi_open_callback_scope(napi_env env,
                                                 napi_value resource_object,
                                                 napi_async_context context,
                                                 napi_callback_scope *result);

NAPI_EXTERN napi_status napi_close_callback_scope(napi_env env,
                                                  napi_callback_scope scope);

#endif // NAPI_VERSION >= 3

#if NAPI_VERSION >= 4

#ifndef __wasm32__
// Calling into JS from other threads
NAPI_EXTERN napi_status napi_create_threadsafe_function(
    napi_env env, napi_value func, napi_value async_resource,
    napi_value async_resource_name, size_t max_queue_size,
    size_t initial_thread_count, void *thread_finalize_data,
    napi_finalize thread_finalize_cb, void *context,
    napi_threadsafe_function_call_js call_js_cb,
    napi_threadsafe_function *result);

NAPI_EXTERN napi_status napi_get_threadsafe_function_context(
    napi_threadsafe_function func, void **result);

NAPI_EXTERN napi_status
napi_call_threadsafe_function(napi_threadsafe_function func, void *data,
                              napi_threadsafe_function_call_mode is_blocking);

NAPI_EXTERN napi_status
napi_acquire_threadsafe_function(napi_threadsafe_function func);

NAPI_EXTERN napi_status napi_release_threadsafe_function(
    napi_threadsafe_function func, napi_threadsafe_function_release_mode mode);

NAPI_EXTERN napi_status
napi_unref_threadsafe_function(napi_env env, napi_threadsafe_function func);

NAPI_EXTERN napi_status
napi_ref_threadsafe_function(napi_env env, napi_threadsafe_function func);
#endif // __wasm32__

#endif // NAPI_VERSION >= 4

#if NAPI_VERSION >= 8

NAPI_EXTERN napi_status napi_add_async_cleanup_hook(
    napi_env env, napi_async_cleanup_hook hook, void *arg,
    napi_async_cleanup_hook_handle *remove_handle);

NAPI_EXTERN napi_status
napi_remove_async_cleanup_hook(napi_async_cleanup_hook_handle remove_handle);

#endif // NAPI_VERSION >= 8

#ifdef NAPI_EXPERIMENTAL

NAPI_EXTERN napi_status node_api_get_module_file_name(napi_env env,
                                                      const char **result);

#endif // NAPI_EXPERIMENTAL

EXTERN_C_END

#endif // SRC_NODE_API_H_