package config

import (
	"github.com/caarlos0/env/v8"
	"time"
)

type Config struct {
	Server struct {
		Host string `env:"SERVER_HOST" env-default:"localhost"`
		Port string `env:"SERVER_PORT" env-default:"8080"`
	}
	Database struct {
		DSN string `env:"DB_DSN,required"`
	}
	Auth struct {
		AccessTokenSecret  string        `env:"ACCESS_TOKEN_SECRET,required"`
		RefreshTokenSecret string        `env:"REFRESH_TOKEN_SECRET,required"`
		AccessTokenExpiry  time.Duration `env:"ACCESS_TOKEN_EXPIRY" env-default:"15m"`
		RefreshTokenExpiry time.Duration `env:"REFRESH_TOKEN_EXPIRY" env-default:"168h"` // 7 дней
	}
	SMTP struct {
		Host     string `env:"SMTP_HOST,required"`
		Port     int    `env:"SMTP_PORT,required"`
		Username string `env:"SMTP_USERNAME,required"`
		Password string `env:"SMTP_PASSWORD,required"`
		From     string `env:"SMTP_FROM,required"`
	}
	App struct {
		URL string `env:"APP_URL,required"`
	}
	Vault struct {
		Address string `env:"VAULT_ADDR,required"`
		Token   string `env:"VAULT_TOKEN,required"`
	} `envPrefix:"VAULT_"`
}

func Load() (*Config, error) {
	cfg := &Config{}
	if err := env.Parse(cfg); err != nil {
		return nil, err
	}
	return cfg, nil
}