package profile

import (
	"encoding/json"
	"strings"
)

// AddressClaim as described in openid-connect, see https://openid.net/specs/openid-connect-core-1_0.html#AddressClaim
type AddressClaim struct {
	// Full mailing address, formatted for display or use on a mailing label. This field MAY contain multiple lines, separated by newlines
	Formatted string `json:"formatted,omitempty"`
	// Full street address component
	Street string `json:"street_address,omitempty"`
	// City or locality component
	Locality string `json:"locality,omitempty"`
	// State, province, prefecture, or region component
	Region string `json:"region,omitempty"`
	// Zip code or postal code component
	PostalCode string `json:"postal_code,omitempty"`
	// Country name component
	Country string `json:"country,omitempty"`
}

func (ac *AddressClaim) ToMap() map[string]interface{} {
	var data map[string]interface{}

	addressClaimBytes, err := json.Marshal(ac)
	if err != nil {
		return data
	}

	err = json.Unmarshal(addressClaimBytes, &data)
	if err != nil {
		return data
	}

	return data
}

func (a Address) ToAddressClaim() *AddressClaim {
	ac := &AddressClaim{
		Street:     a.Street,
		Locality:   a.City,
		Country:    a.Country,
		PostalCode: a.PostalCode,
		Region:     a.State,
	}

	ac.Formatted = formatAddress(ac)

	return ac
}

func formatAddress(ac *AddressClaim) string {
	addressLines := make([]string, 0)

	if ac.Street != "" {
		addressLines = append(addressLines, ac.Street)
	}

	if ac.Locality != "" {
		addressLines = append(addressLines, ac.Locality)
	}

	if ac.Region != "" {
		addressLines = append(addressLines, ac.Region)
	}

	if ac.PostalCode != "" {
		addressLines = append(addressLines, ac.PostalCode)
	}

	if ac.Country != "" {
		addressLines = append(addressLines, ac.Country)
	}

	return strings.Join(addressLines, "\r\n")
}