#pragma once

// Shared internals for the binding translation units. Each `gui`, `sys`, ... table
// lives in its own file so that adding a binding touches one small file rather than
// the runtime everything else also edits.

extern "C" {
#include <lauxlib.h>
#include <lua.h>
}

#include <Arduino.h>

class LuaApp;

// The owning app, recovered from the state itself rather than a file-static, so a
// second lua_State (a coroutine, or a future second app) cannot reach the wrong one.
LuaApp* app(lua_State* L);
void bindApp(lua_State* L, LuaApp* owner);

void registerGui(lua_State* L);
void registerNode(lua_State* L);
void registerSys(lua_State* L);
void registerSettings(lua_State* L);
void registerInput(lua_State* L);
void registerFs(lua_State* L);
void registerWifi(lua_State* L);
void registerHttp(lua_State* L);

// Reads a script through the SD mount; Lua's stock loaders use stdio, which cannot
// see it. Shared because both `require` and the app launcher need it.
bool readScript(const char* path, String& out);
int loadScript(lua_State* L, const char* path);