⚡ initialize project structure with main, routing, and environment utilities

pkg/utils/env.go

@@ -0,0 +1,46 @@
+package utils
+
+import (
+	"github.com/joho/godotenv"
+	"os"
+	"strconv"
+)
+
+func init() {
+	_ = godotenv.Load()
+}
+
+func Getenv(key string, defaultValue ...string) string {
+	value := os.Getenv(key)
+	if value == "" && len(defaultValue) > 0 {
+		return defaultValue[0]
+	}
+	return value
+}
+
+func GetenvAsInt(key string, defaultValue ...int) int {
+	value := os.Getenv(key)
+	if value == "" && len(defaultValue) > 0 {
+		return defaultValue[0]
+	}
+	intValue, err := strconv.Atoi(value)
+	if err != nil && len(defaultValue) > 0 {
+		return defaultValue[0]
+	}
+	return intValue
+}
+
+func GetenvAsBool(key string, defaultValue ...bool) bool {
+	value := os.Getenv(key)
+	if value == "" && len(defaultValue) > 0 {
+		return defaultValue[0]
+	}
+	boolValue, err := strconv.ParseBool(value)
+	if err != nil {
+		if len(defaultValue) > 0 {
+			return defaultValue[0]
+		}
+		return false
+	}
+	return boolValue
+}