codeword/internal/initialize/config.go

package initialize

import (
	"github.com/caarlos0/env/v8"
	"github.com/joho/godotenv"
	"log"
)

type Config struct {
	AppName         string `env:"APP_NAME" envDefault:"codeword"`
	HTTPHost        string `env:"HTTP_HOST" envDefault:"localhost"`
	HTTPPort        string `env:"HTTP_PORT" envDefault:"3000"`
	MongoHost       string `env:"MONGO_HOST" envDefault:"127.0.0.1"`
	MongoPort       string `env:"MONGO_PORT" envDefault:"27020"`
	MongoUser       string `env:"MONGO_USER" envDefault:"test"`
	MongoPassword   string `env:"MONGO_PASSWORD" envDefault:"test"`
	MongoDatabase   string `env:"MONGO_DB" envDefault:"admin"`
	MongoAuth       string `env:"MONGO_AUTH" envDefault:"admin"`
	PublicCurveKey  string `env:"PUBLIC_CURVE_KEY"`
	PrivateCurveKey string `env:"PRIVATE_CURVE_KEY"`
	SignSecret      string `env:"SIGN_SECRET"`
	RedisAddr       string `env:"REDIS_ADDR" envDefault:"localhost:6379"`
	RedisPassword   string `env:"REDIS_PASS" envDefault:"admin"`
	RedisDB         int    `env:"REDIS_DB" envDefault:"2"`
	SmtpApiUrl      string `env:"SMTP_API_URL"`
	SmtpHost        string `env:"SMTP_HOST"`
	SmtpPort        string `env:"SMTP_PORT"`
	SmtpUsername    string `env:"SMTP_UNAME"`
	SmtpPassword    string `env:"SMTP_PASS"`
	SmtpApiKey      string `env:"SMTP_API_KEY"`
	SmtpSender      string `env:"SMTP_SENDER"`
}

func LoadConfig() (*Config, error) {
	if err := godotenv.Load(); err != nil {
		log.Print("No .env file found")
	}
	var config Config
	if err := env.Parse(&config); err != nil {
		return nil, err
	}
	return &config, nil
}