first commit

configs/envs.go

@@ -0,0 +1,65 @@
+package configs
+
+import (
+	"fmt"
+	"os"
+	"strconv"
+
+	"github.com/joho/godotenv"
+)
+
+type Config struct {
+	PublicHost             string
+	Port                   string
+	DBUser                 string
+	DBPassword             string
+	DBAddress              string
+	DBName                 string
+	JWTSecret              string
+	JWTExpirationInSeconds int64
+	GoogleClientID         string
+	GoogleClientSecret     string
+	SessionKey             string
+}
+
+var Envs = initConfig()
+
+func initConfig() Config {
+	godotenv.Load()
+
+	return Config{
+		PublicHost:             getEnv("PUBLIC_HOST", "http://localhost"),
+		Port:                   getEnv("PORT", "8080"),
+		DBUser:                 getEnv("DB_USER", "root"),
+		DBPassword:             getEnv("DB_PASSWORD", "mypassword"),
+		DBAddress:              fmt.Sprintf("%s:%s", getEnv("DB_HOST", "127.0.0.1"), getEnv("DB_PORT", "3306")),
+		DBName:                 getEnv("DB_NAME", "ecom"),
+		JWTSecret:              getEnv("JWT_SECRET", "not-so-secret-now-is-it?"),
+		JWTExpirationInSeconds: getEnvAsInt("JWT_EXPIRATION_IN_SECONDS", 3600*24*7),
+		GoogleClientID:         getEnv("GOOGLE_CLIENT_ID", "notfound"),
+		GoogleClientSecret:     getEnv("GOOGLE_CLIENT_SECRET", "nosecret"),
+		SessionKey:             getEnv("SESSION_KEY", "sessionkey"),
+	}
+}
+
+// Gets the env by key or fallbacks
+func getEnv(key, fallback string) string {
+	if value, ok := os.LookupEnv(key); ok {
+		return value
+	}
+
+	return fallback
+}
+
+func getEnvAsInt(key string, fallback int64) int64 {
+	if value, ok := os.LookupEnv(key); ok {
+		i, err := strconv.ParseInt(value, 10, 64)
+		if err != nil {
+			return fallback
+		}
+
+		return i
+	}
+
+	return fallback
+}