refactor: Restructure project files for better organization, readability, and maintainability

pkg/logger/logger.go

@@ -0,0 +1,97 @@
+package logger
+
+/*
+/*
+Copyright 2024 Jonas Kaninda
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+import (
+	"fmt"
+	"github.com/jkaninda/goma-gateway/util"
+	"log"
+	"os"
+)
+
+type Logger struct {
+	msg  string
+	args interface{}
+}
+
+// Info returns info log
+func Info(msg string, args ...interface{}) {
+	log.SetOutput(getStd(util.GetStringEnv("GOMA_ACCESS_LOG", "/dev/stdout")))
+	formattedMessage := fmt.Sprintf(msg, args...)
+	if len(args) == 0 {
+		log.Printf("INFO: %s\n", msg)
+	} else {
+		log.Printf("INFO: %s\n", formattedMessage)
+	}
+}
+
+// Warn returns warning log
+func Warn(msg string, args ...interface{}) {
+	log.SetOutput(getStd(util.GetStringEnv("GOMA_ACCESS_LOG", "/dev/stdout")))
+	formattedMessage := fmt.Sprintf(msg, args...)
+	if len(args) == 0 {
+		log.Printf("WARN: %s\n", msg)
+	} else {
+		log.Printf("WARN: %s\n", formattedMessage)
+	}
+}
+
+// Error error message
+func Error(msg string, args ...interface{}) {
+	log.SetOutput(getStd(util.GetStringEnv("GOMA_ERROR_LOG", "/dev/stderr")))
+	formattedMessage := fmt.Sprintf(msg, args...)
+	if len(args) == 0 {
+		log.Printf("ERROR: %s\n", msg)
+	} else {
+		log.Printf("ERROR: %s\n", formattedMessage)
+
+	}
+}
+func Fatal(msg string, args ...interface{}) {
+	log.SetOutput(os.Stdout)
+	formattedMessage := fmt.Sprintf(msg, args...)
+	if len(args) == 0 {
+		log.Printf("ERROR: %s\n", msg)
+	} else {
+		log.Printf("ERROR: %s\n", formattedMessage)
+	}
+
+	os.Exit(1)
+}
+
+func Debug(msg string, args ...interface{}) {
+	log.SetOutput(getStd(util.GetStringEnv("GOMA_ACCESS_LOG", "/dev/stdout")))
+	formattedMessage := fmt.Sprintf(msg, args...)
+	if len(args) == 0 {
+		log.Printf("DEBUG: %s\n", msg)
+	} else {
+		log.Printf("DEBUG: %s\n", formattedMessage)
+	}
+}
+func getStd(out string) *os.File {
+	switch out {
+	case "/dev/stdout":
+		return os.Stdout
+	case "/dev/stderr":
+		return os.Stderr
+	case "/dev/stdin":
+		return os.Stdin
+	default:
+		return os.Stdout
+
+	}
+}