Refactor the code to use more modular and testable approach.

cmd/utils/logging.go

@@ -0,0 +1,59 @@
+package utils
+
+import (
+	"os"
+
+	libpack_logging "github.com/lukaszraczylo/graphql-monitoring-proxy/logging"
+)
+
+// Logger is a global logger instance
+var Logger *libpack_logging.Logger
+
+// InitLogger initializes the logger with the specified debug level
+func InitLogger(debug bool) *libpack_logging.Logger {
+	Logger = libpack_logging.New()
+	if debug {
+		Logger.SetOutput(os.Stdout).SetMinLogLevel(libpack_logging.LEVEL_DEBUG)
+	}
+	return Logger
+}
+
+// Debug logs a debug message
+func Debug(message string, pairs map[string]interface{}) {
+	if Logger != nil {
+		Logger.Debug(&libpack_logging.LogMessage{
+			Message: message,
+			Pairs:   pairs,
+		})
+	}
+}
+
+// Info logs an info message
+func Info(message string, pairs map[string]interface{}) {
+	if Logger != nil {
+		Logger.Info(&libpack_logging.LogMessage{
+			Message: message,
+			Pairs:   pairs,
+		})
+	}
+}
+
+// Error logs an error message
+func Error(message string, pairs map[string]interface{}) {
+	if Logger != nil {
+		Logger.Error(&libpack_logging.LogMessage{
+			Message: message,
+			Pairs:   pairs,
+		})
+	}
+}
+
+// Critical logs a critical message
+func Critical(message string, pairs map[string]interface{}) {
+	if Logger != nil {
+		Logger.Critical(&libpack_logging.LogMessage{
+			Message: message,
+			Pairs:   pairs,
+		})
+	}
+}