package config

import (
	"fmt"
	"net/url"
)

// StringArray is a custom type for handling multiple string values in flags.
type StringArray struct {
	Array *[]string
}

// String returns a string representation of the StringArray.
func (i *StringArray) String() string {
	return fmt.Sprintf("%v", i.Array)
}

// Set appends a new string value to the StringArray.
func (i *StringArray) Set(value string) error {
	*i.Array = append(*i.Array, value)

	return nil
}

type URL struct {
	URL *url.URL
}

func (i *URL) String() string {
	if i.URL != nil {
		return i.URL.String()
	} else {
		return ""
	}
}

func (i *URL) Set(value string) error {
	u, err := url.Parse(value)
	if err != nil {
		return err
	}

	*i.URL = *u
	return nil
}