package macros

import (
	"bytes"
	"text/template"
)

// EndpointTemplateParams specifies macros for bidder endpoints.
type EndpointTemplateParams struct {
	Host        string
	PublisherID string
	ZoneID      string
	SourceId    string
	AccountID   string
	AdUnit      string
	MediaType   string
	GvlID       string
	PageID      string
	SupplyId    string
	ImpID       string
	SspId       string
	SspID       string
	SeatID      string
	TokenID     string
	PartnerId   string
	Region      string
	PlacementID string
}

// UserSyncPrivacy specifies privacy policy macros, represented as strings, for user sync urls.
type UserSyncPrivacy struct {
	GDPR        string
	GDPRConsent string
	USPrivacy   string
	GPP         string
	GPPSID      string
}

// ResolveMacros resolves macros in the given template with the provided params
func ResolveMacros(aTemplate *template.Template, params interface{}) (string, error) {
	strBuf := bytes.Buffer{}

	if err := aTemplate.Execute(&strBuf, params); err != nil {
		return "", err
	}

	res := strBuf.String()
	return res, nil
}