#include <SDK/foobar2000.h>
#include <SDK/component.h>
#include <SDK/cfg_var_legacy.h>

#ifdef _WIN32
static HINSTANCE g_hIns;
#endif
static pfc::string_simple g_name,g_full_path;

static bool g_services_available = false, g_initialized = false;



namespace core_api
{

#ifdef _WIN32
	HINSTANCE get_my_instance()
	{
		return g_hIns;
	}
#endif
	fb2k::hwnd_t get_main_window()
	{
		PFC_ASSERT( g_foobar2000_api != NULL );
		return g_foobar2000_api->get_main_window();
	}
	const char* get_my_file_name()
	{
		return g_name;
	}

	const char* get_my_full_path()
	{
		return g_full_path;
	}

	bool are_services_available()
	{
		return g_services_available;
	}
	bool assert_main_thread()
	{
		return (g_services_available && g_foobar2000_api) ? g_foobar2000_api->assert_main_thread() : true;
	}

	void ensure_main_thread() {
		if (!is_main_thread()) FB2K_BugCheck();
	}

	bool is_main_thread()
	{
		return (g_services_available && g_foobar2000_api) ? g_foobar2000_api->is_main_thread() : true;
	}
	const char* get_profile_path()
	{
		PFC_ASSERT( g_foobar2000_api != NULL );
		return g_foobar2000_api->get_profile_path();
	}

	bool is_shutting_down()
	{
		return (g_services_available && g_foobar2000_api) ? g_foobar2000_api->is_shutting_down() : g_initialized;
	}
	bool is_initializing()
	{
		return (g_services_available && g_foobar2000_api) ? g_foobar2000_api->is_initializing() : !g_initialized;
	}
	bool is_portable_mode_enabled() {
		PFC_ASSERT( g_foobar2000_api != NULL );
		return g_foobar2000_api->is_portable_mode_enabled();
	}

	bool is_quiet_mode_enabled() {
		PFC_ASSERT( g_foobar2000_api != NULL );
		return g_foobar2000_api->is_quiet_mode_enabled();
	}
}

namespace {
	class foobar2000_client_impl : public foobar2000_client, private foobar2000_component_globals
	{
	public:
		t_uint32 get_version() override {return FOOBAR2000_CLIENT_VERSION;}
		pservice_factory_base get_service_list() override {return service_factory_base::__internal__list;}

		void get_config(stream_writer * p_stream,abort_callback & p_abort) override {
#ifdef FOOBAR2000_HAVE_CFG_VAR_LEGACY
			cfg_var_legacy::cfg_var::config_write_file(p_stream,p_abort);
#endif
		}

		void set_config(stream_reader * p_stream,abort_callback & p_abort) override {
#ifdef FOOBAR2000_HAVE_CFG_VAR_LEGACY
			cfg_var_legacy::cfg_var::config_read_file(p_stream,p_abort);
#endif
		}

		void set_library_path(const char * path,const char * name) override {
			g_full_path = path;
			g_name = name;
		}

		void services_init(bool val) override {
			if (val) g_initialized = true;
			g_services_available = val;
		}

		bool is_debug() override {
			return PFC_DEBUG != 0;
		}
	};
}

static foobar2000_client_impl g_client;

#ifdef _WIN32
extern "C"
{
	__declspec(dllexport) foobar2000_client * _cdecl foobar2000_get_interface(foobar2000_api * p_api,HINSTANCE hIns)
	{
		g_hIns = hIns;
		g_foobar2000_api = p_api;

		return &g_client;
	}
}
#endif

#ifdef __APPLE__
extern "C" {
    __attribute__ ((visibility ("default"))) foobar2000_client * foobar2000_get_interface(foobar2000_api * p_api, void * /*reserved*/) {
        g_foobar2000_api = p_api;
        return &g_client;
    }
}
#endif