#ifndef LOG_H
#define LOG_H

#define _printferr(...) error(sprintf(__VA_ARGS__))
#define _printfbt(...) backtrace(sprintf(__VA_ARGS__))
#define printf(...) print(sprintf(__VA_ARGS__))
#define dprintf(...) dprint(sprintf(__VA_ARGS__))
#define _dprintf2(...) \
	MACRO_BEGIN \
	{ \
		if (autocvar_developer > 1) dprintf(__VA_ARGS__); \
	} MACRO_END

#define assert(expr, ...) _assert(LOG_SEVERE, expr, __VA_ARGS__)
#define ASSERT(expr, ...) _assert(LOG_FATAL, expr, __VA_ARGS__)
#define _assert(f, expr, then) \
	MACRO_BEGIN \
	{ \
		if (!(expr)) \
		{ \
			f("assertion failed: `" #expr "`\n"); \
			then; \
		} \
	} MACRO_END

#define ASSERT_LESS(name, var, const) noref int name[(const - var + 1)];

#define _LOG(f, level, s) f("[::"level "] ["__FILE__ ":%s:%.0f] %s", __FUNC__, __LINE__, s)

#define  LOG_FATAL(...) _LOG_FATAL(strcat("", __VA_ARGS__))
#define  LOG_FATALF(...) _LOG_FATAL(sprintf(__VA_ARGS__))
#define _LOG_FATAL(s) _LOG(_printferr, "FATAL", s)

#define  LOG_SEVERE(...) _LOG_SEVERE(strcat("", __VA_ARGS__))
#define  LOG_SEVEREF(...) _LOG_SEVERE(sprintf(__VA_ARGS__))
#define _LOG_SEVERE(s) _LOG(_printfbt, "SEVERE", s)

#define  LOG_WARNING(...) _LOG_WARNING(strcat("", __VA_ARGS__))
#define  LOG_WARNINGF(...) _LOG_WARNING(sprintf(__VA_ARGS__))
#define _LOG_WARNING(s) _LOG(printf, "WARNING", s)

#define  LOG_INFO(...) \
	MACRO_BEGIN \
	{ \
		if (autocvar_developer) _LOG_INFO(strcat("", __VA_ARGS__)); \
		else print(__VA_ARGS__); \
	} MACRO_END
#define  LOG_INFOF(...) \
	MACRO_BEGIN \
	{ \
		if (autocvar_developer) _LOG_INFO(sprintf(__VA_ARGS__)); \
		else printf(__VA_ARGS__); \
	} MACRO_END
#define _LOG_INFO(s) _LOG(printf, "INFO", s)

#define  LOG_TRACE(...) _LOG_TRACE(strcat("", __VA_ARGS__))
#define  LOG_TRACEF(...) _LOG_TRACE(sprintf(__VA_ARGS__))
#define _LOG_TRACE(s) _LOG(dprintf, "TRACE", s)

#define  LOG_DEBUG(...) _LOG_DEBUG(strcat("", __VA_ARGS__))
#define  LOG_DEBUGF(...) _LOG_DEBUG(sprintf(__VA_ARGS__))
#define _LOG_DEBUG(s) _LOG(_dprintf2, "DEBUG", s)

// TODO: this sucks, lets find a better way to do backtraces?
#ifdef SVQC
	void builtin_remove(entity);
	#define _backtrace() builtin_remove(NULL)
#else
	void remove(entity);
	#define _backtrace() remove(NULL)
#endif

noref int autocvar_developer;
noref bool autocvar_prvm_backtraceforwarnings;

#ifdef SVQC
#define bt_cvar_set(cvar, value) builtin_cvar_set(cvar, value)
#else
#define bt_cvar_set(cvar, value) cvar_set(cvar, value)
#endif

#define backtrace(msg) \
	MACRO_BEGIN \
	{ \
		int dev = autocvar_developer; \
		bool war = autocvar_prvm_backtraceforwarnings; \
		bt_cvar_set("developer", "1"); \
		bt_cvar_set("prvm_backtraceforwarnings", "1"); \
		print("\n--- CUT HERE ---\n", msg, "\n"); \
		_backtrace(); \
		print("\n--- CUT UNTIL HERE ---\n"); \
		bt_cvar_set("developer", ftos(dev)); \
		bt_cvar_set("prvm_backtraceforwarnings", ftos(war)); \
	} MACRO_END

#endif