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| #include "Log.h" #include <memory> #include <string> #include <iostream> #include <filesystem> #include <cstdarg> #include <vector>
#define SPDLOG_WCHAR_TO_UTF8_SUPPORT #define SPDLOG_COMPILED_LIB #include "spdlog/spdlog.h" #include "spdlog/sinks/daily_file_sink.h" #include "spdlog/sinks/stdout_color_sinks.h"
spdlog::level::level_enum to_spdlog_level(LogLevel level) { switch (level) { case LogLevel::TRACE: return spdlog::level::trace; case LogLevel::DEBUG: return spdlog::level::debug; case LogLevel::INFO: return spdlog::level::info; case LogLevel::WARN: return spdlog::level::warn; case LogLevel::ERROR: return spdlog::level::err; case LogLevel::CRITICAL: return spdlog::level::critical; case LogLevel::OFF: return spdlog::level::off; default: return spdlog::level::info; } }
class LoggerImpl { public: LoggerImpl() : initialized(false) {}
bool initialize(const std::string& log_dir, const std::string& log_name, LogLevel level) { try { std::filesystem::create_directories(log_dir);
auto daily_sink = std::make_shared<spdlog::sinks::daily_file_sink_mt>( log_dir + "/" + log_name + ".log", 2, 30);
auto console_sink = std::make_shared<spdlog::sinks::stdout_color_sink_mt>();
std::vector<spdlog::sink_ptr> sinks {daily_sink, console_sink}; logger = std::make_shared<spdlog::logger>("multi_sink", sinks.begin(), sinks.end());
logger->set_level(to_spdlog_level(level)); logger->set_pattern("[%Y-%m-%d %H:%M:%S.%e] [%l] [%P] [%t] %v"); logger->flush_on(to_spdlog_level(level));
spdlog::register_logger(logger); spdlog::set_default_logger(logger);
initialized = true; return true; } catch (const std::exception& ex) { std::cerr << "Logger initialization failed: " << ex.what() << std::endl; return false; } }
void log(spdlog::level::level_enum level, const char* fmt, va_list args) { if (!initialized) return;
char buffer[4096]; vsnprintf(buffer, sizeof(buffer), fmt, args); logger->log(level, buffer); }
void set_level(LogLevel level) { if (initialized) { logger->set_level(to_spdlog_level(level)); } }
void flush() { if (initialized) { logger->flush(); } }
void shutdown() { if (initialized) { flush(); spdlog::drop_all(); initialized = false; } }
bool is_initialized() const { return initialized; }
private: std::shared_ptr<spdlog::logger> logger; bool initialized; };
static LoggerImpl g_logger;
LOG_EXPORT bool Logger_Initialize(const char* log_dir, const char* log_name, LogLevel level) { return g_logger.initialize(log_dir ? log_dir : "./logs", log_name ? log_name : "app", level); }
LOG_EXPORT void Logger_Trace(const char* fmt, ...) { va_list args; va_start(args, fmt); g_logger.log(spdlog::level::trace, fmt, args); va_end(args); }
LOG_EXPORT void Logger_Debug(const char* fmt, ...) { va_list args; va_start(args, fmt); g_logger.log(spdlog::level::debug, fmt, args); va_end(args); }
LOG_EXPORT void Logger_Info(const char* fmt, ...) { va_list args; va_start(args, fmt); g_logger.log(spdlog::level::info, fmt, args); va_end(args); }
LOG_EXPORT void Logger_Warn(const char* fmt, ...) { va_list args; va_start(args, fmt); g_logger.log(spdlog::level::warn, fmt, args); va_end(args); }
LOG_EXPORT void Logger_Error(const char* fmt, ...) { va_list args; va_start(args, fmt); g_logger.log(spdlog::level::err, fmt, args); va_end(args); }
LOG_EXPORT void Logger_Critical(const char* fmt, ...) { va_list args; va_start(args, fmt); g_logger.log(spdlog::level::critical, fmt, args); va_end(args); }
LOG_EXPORT void Logger_SetLevel(LogLevel level) { g_logger.set_level(level); }
LOG_EXPORT void Logger_Flush() { g_logger.flush(); }
LOG_EXPORT void Logger_Shutdown() { g_logger.shutdown(); }
Log& Log::GetInstance() { static Log instance; return instance; }
Log::Log() {} Log::~Log() { Shutdown(); }
bool Log::Initialize(const std::string& log_dir, const std::string& log_name, LogLevel level) { return Logger_Initialize(log_dir.c_str(), log_name.c_str(), level); }
void Log::Trace(const char* fmt, ...) { va_list args; va_start(args, fmt); g_logger.log(spdlog::level::trace, fmt, args); va_end(args); }
void Log::Debug(const char* fmt, ...) { va_list args; va_start(args, fmt); g_logger.log(spdlog::level::debug, fmt, args); va_end(args); }
void Log::Info(const char* fmt, ...) { va_list args; va_start(args, fmt); g_logger.log(spdlog::level::info, fmt, args); va_end(args); }
void Log::Warn(const char* fmt, ...) { va_list args; va_start(args, fmt); g_logger.log(spdlog::level::warn, fmt, args); va_end(args); }
void Log::Error(const char* fmt, ...) { va_list args; va_start(args, fmt); g_logger.log(spdlog::level::err, fmt, args); va_end(args); }
void Log::Critical(const char* fmt, ...) { va_list args; va_start(args, fmt); g_logger.log(spdlog::level::critical, fmt, args); va_end(args); }
void Log::SetLevel(LogLevel level) { g_logger.set_level(level); }
void Log::Flush() { g_logger.flush(); }
void Log::Shutdown() { g_logger.shutdown(); }
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