Add Logger

SpCloudMain/SpCloudMain.cpp

@@ -5,24 +5,91 @@
 
 #include "SpCloudMain.h"
 #include "httplib.h"
-#include "spdlog.h"
-#include "basic_file_sink.h"
 #include "Controllers/PublishController.cpp"
 //#include "Service/AuthorizationService.cpp"
 //#include "Service/FileProcessingService.cpp"
-
 using namespace std;
 
+enum LogLevel { DEBUG, INFO, WARNING, ERROR, CRITICAL };
+
+class Logger {
+public:
+        // Constructor: Opens the log file in append mode 
+        Logger(const string& filename)
+        {
+                logFile.open(filename, ios::app);
+                if (!logFile.is_open()) {
+                        cerr << "Error opening log file." << endl;
+                }
+        }
+
+        // Destructor: Closes the log file 
+        ~Logger() { logFile.close(); }
+
+        // Logs a message with a given log level 
+        void log(LogLevel level, const string& message)
+        {
+                // Get current timestamp 
+                time_t now = time(0);
+                tm* timeinfo = localtime(&now);
+                char timestamp[20];
+                strftime(timestamp, sizeof(timestamp),
+                        "%Y-%m-%d %H:%M:%S", timeinfo);
+
+                // Create log entry 
+                ostringstream logEntry;
+                logEntry << "[" << timestamp << "] "
+                        << levelToString(level) << ": " << message
+                        << endl;
+
+                // Output to console 
+                cout << logEntry.str();
+
+                // Output to log file 
+                if (logFile.is_open()) {
+                        logFile << logEntry.str();
+                        logFile
+                                .flush(); // Ensure immediate write to file 
+                }
+        }
+
+private:
+        ofstream logFile; // File stream for the log file 
+
+        // Converts log level to a string for output 
+        string levelToString(LogLevel level)
+        {
+                switch (level) {
+                case DEBUG:
+                        return "DEBUG";
+                case INFO:
+                        return "INFO";
+                case WARNING:
+                        return "WARNING";
+                case ERROR:
+                        return "ERROR";
+                case CRITICAL:
+                        return "CRITICAL";
+                default:
+                        return "UNKNOWN";
+                }
+        }
+};
+
 int main()
 {
+        Logger logger("logfile.txt"); //
 
 	std::cout << "SpCloud start\n";
 
 	httplib::Server svr;
 
+	logger.log(INFO, "Program started.");
+
 	svr.Get("/ping", [](const httplib::Request& req, httplib::Response& res)
 		{
 			std::cout << "Ping-\n";
+                        logger.log(INFO, "App was pinged.");
 
 			res.set_content("Pong", "text/plain");