package templates

import (
	_ "embed"
	"html/template"
	"os"
	"sync"

	"github.com/rs/zerolog/log"
)

//go:embed form.html.tpl
var form string

//go:embed success.html.tpl
var success string

var funcMap = template.FuncMap{
	"errStr": func(err error) string {
		if err != nil {
			return err.Error()
		}
		return ""
	},
}

var GetLoginForm = sync.OnceValue[*template.Template](func() *template.Template {
	tmpl, err := template.New("loginForm").Funcs(funcMap).Parse(form)
	if err != nil {
		log.Err(err).Msg("unable to parse login form")
		os.Exit(1)
	}
	return tmpl
})

var GetLoginSuccess = sync.OnceValue[*template.Template](func() *template.Template {
	tmpl, err := template.New("loginSuccess").Parse(success)
	if err != nil {
		log.Err(err).Msg("unable to parse login success")
		os.Exit(1)
	}
	return tmpl
})