From e4a0432383331e013808a97b7c24707e4ddc4726 Mon Sep 17 00:00:00 2001
From: srdusr <trevorgray@srdusr.com>
Date: Fri, 26 Sep 2025 12:23:19 +0200
Subject: Initial Commit

---
 src/utils/logger.cc | 126 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 126 insertions(+)
 create mode 100644 src/utils/logger.cc

(limited to 'src/utils/logger.cc')

diff --git a/src/utils/logger.cc b/src/utils/logger.cc
new file mode 100644
index 0000000..92d26d9
--- /dev/null
+++ b/src/utils/logger.cc
@@ -0,0 +1,126 @@
+#include "logger.h"
+#include <iostream>
+#include <fstream>
+#include <chrono>
+#include <iomanip>
+#include <ctime>
+
+// Global logger instance
+Logger g_logger;
+
+Logger::Logger() 
+    : current_level(LogLevel::INFO)
+    , console_enabled(true)
+    , file_enabled(false) {
+}
+
+Logger::~Logger() {
+    if (file_stream) {
+        file_stream->flush();
+    }
+}
+
+void Logger::set_level(LogLevel level) {
+    current_level = level;
+}
+
+void Logger::debug(const std::string& message) {
+    log(LogLevel::DEBUG, message);
+}
+
+void Logger::info(const std::string& message) {
+    log(LogLevel::INFO, message);
+}
+
+void Logger::warning(const std::string& message) {
+    log(LogLevel::WARNING, message);
+}
+
+void Logger::error(const std::string& message) {
+    log(LogLevel::ERROR, message);
+}
+
+void Logger::fatal(const std::string& message) {
+    log(LogLevel::FATAL, message);
+}
+
+void Logger::log(LogLevel level, const std::string& message) {
+    if (level >= current_level) {
+        write_log(level, message);
+    }
+}
+
+void Logger::set_output_file(const std::string& filename) {
+    output_filename = filename;
+    if (file_enabled && !filename.empty()) {
+        file_stream = std::make_unique<std::ofstream>(filename, std::ios::app);
+        if (!file_stream->good()) {
+            std::cerr << "Failed to open log file: " << filename << std::endl;
+            file_stream.reset();
+        }
+    }
+}
+
+void Logger::enable_console(bool enable) {
+    console_enabled = enable;
+}
+
+void Logger::enable_file(bool enable) {
+    file_enabled = enable;
+    if (enable && !output_filename.empty()) {
+        set_output_file(output_filename);
+    } else if (!enable) {
+        file_stream.reset();
+    }
+}
+
+std::string Logger::level_to_string(LogLevel level) {
+    switch (level) {
+        case LogLevel::DEBUG:   return "DEBUG";
+        case LogLevel::INFO:    return "INFO";
+        case LogLevel::WARNING: return "WARNING";
+        case LogLevel::ERROR:   return "ERROR";
+        case LogLevel::FATAL:   return "FATAL";
+        default:                return "UNKNOWN";
+    }
+}
+
+std::string Logger::get_timestamp() {
+    auto now = std::chrono::system_clock::now();
+    auto time_t = std::chrono::system_clock::to_time_t(now);
+    auto ms = std::chrono::duration_cast<std::chrono::milliseconds>(
+        now.time_since_epoch()) % 1000;
+    
+    std::stringstream ss;
+    ss << std::put_time(std::localtime(&time_t), "%Y-%m-%d %H:%M:%S");
+    ss << '.' << std::setfill('0') << std::setw(3) << ms.count();
+    return ss.str();
+}
+
+void Logger::write_log(LogLevel level, const std::string& message) {
+    std::string timestamp = get_timestamp();
+    std::string level_str = level_to_string(level);
+    std::string log_entry = "[" + timestamp + "] [" + level_str + "] " + message + "\n";
+    
+    if (console_enabled) {
+        if (level == LogLevel::ERROR || level == LogLevel::FATAL) {
+            std::cerr << log_entry;
+        } else {
+            std::cout << log_entry;
+        }
+    }
+    
+    if (file_enabled && file_stream && file_stream->good()) {
+        *file_stream << log_entry;
+        file_stream->flush();
+    }
+}
+
+// LogStream implementation
+LogStream::LogStream(Logger& logger, LogLevel level) 
+    : logger(logger), level(level) {
+}
+
+LogStream::~LogStream() {
+    logger.log(level, stream.str());
+}
-- 
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