first commit

config/config.go

@@ -0,0 +1,69 @@
+package config
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"os"
+	"runtime"
+
+	"go.uber.org/zap"
+
+	"github.com/SowinskiBraeden/SulliCartShare/models"
+	"github.com/joho/godotenv"
+)
+
+// Config holds the project config values
+type Config struct {
+	URL          string
+	DatabaseName string
+	BaseURL      string
+	Port         string
+}
+
+// New sets up all config related services
+func New() *Config {
+
+	if runtime.GOOS == "windows" {
+		_ = godotenv.Load()
+	}
+
+	//setup zap logger and replace default Logger
+	logger, err := setLogger(os.Getenv("ENV"))
+	if err != nil {
+		// if we get an error, we will just set the default to debug and move on
+		zap.S().With(err).Warn("issue setting logger")
+	}
+	defer logger.Sync()
+	_ = zap.ReplaceGlobals(logger)
+
+	return &Config{
+		URL:          os.Getenv("DB_URI"),
+		DatabaseName: os.Getenv("DB_NAME"),
+		BaseURL:      os.Getenv("BASE_URL"),
+		Port:         os.Getenv("PORT"),
+	}
+}
+
+// ErrorStatus is a useful function that will log, write http headers and body for a
+// given message, status code and error
+func ErrorStatus(message string, httpStatusCode int, w http.ResponseWriter, err error) {
+	zap.S().With(err).Error(message)
+	w.WriteHeader(httpStatusCode)
+	b, _ := json.Marshal(models.ErrorMessageResponse{Response: models.MessageError{Message: message, Error: err.Error()}})
+	w.Write(b)
+	return
+}
+
+// setLogger is a helper function to set the Logger based on the environment
+func setLogger(env string) (*zap.Logger, error) {
+	if env == "production" {
+		return zap.NewProduction()
+	} else if env == "development" {
+		return zap.NewDevelopment()
+	} else if env == "local" {
+		return zap.NewExample(), nil
+	} else {
+		return zap.NewExample(), fmt.Errorf("cannot find ENV car so defaulting to debug level logging")
+	}
+}