verification/internal/config/config.go

package config

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

type Config struct {
	TelegramToken      string `env:"TELEGRAM_TOKEN,required"`
	TelegramChannelID  int64  `env:"TELEGRAM_CHANNEL_ID,required"`
	HttpAddress        string `env:"HTTP_ADDRESS" envDefault:":80"`
	MongoUri           string `env:"MONGO_URI,required"`
	DatabaseName       string `env:"MONGO_DATABASE_NAME,required"`
	S3Endpoint         string `env:"S3_ENDPOINT,required"`
	S3AccessKeyID      string `env:"S3_ACCESS_KEY_ID,required"`
	S3SecretKey        string `env:"S3_SECRET_KEY,required"`
	CustomerSvcAddress string `env:"CUSTOMER_SVC_ADDRESS,required"`
}

func NewConfig(file ...string) (*Config, error) {
	if err := godotenv.Load(file...); err != nil {
		return nil, err
	}

	var cfg Config
	if err := env.Parse(&cfg); err != nil {
		return nil, err
	}

	return &cfg, nil
}