package env

import (
	"bufio"
	"os"
	"strings"
)


func Default(key, def string) string {
	if v, ok := os.LookupEnv(key); ok {
		return v
	}
	return def
}

type secret struct {
	value string
}
func (s secret) Secret() string {
	return s.value
}
func (s secret) String() string {
	return "***"
}
func Secret(key, def string) secret {
	if v, ok := os.LookupEnv(key); ok {
		return secret{v}
	}
	return secret{def}
}

func DotEnv() {
	fd, err := os.Open(".env")
	if err != nil {
		return
	}

	scan := bufio.NewScanner(fd)

	for scan.Scan() {
		line := scan.Text()

		if strings.HasPrefix(line, "#") {
			continue
		}
		key, val, ok := strings.Cut(line, "=")
		if !ok {
			continue
		}

		os.Setenv(strings.TrimSpace(key), strings.TrimSpace(val))
	}
}