package main

import (
	"html/template"
	"net/http"
)

type AdminPageParams struct {
	Hosts map[string]string
	Claims OidcClams
	Alerts []Alert
	IpAddresses map[string][]string
	LogoutUrl string

}

type Alert struct {
	Type string
	Message string
}

type Renderer struct {
	_template *template.Template

}


func (r *Renderer) RenderAdminPage(w http.ResponseWriter, params *AdminPageParams) {
	r.renderPage(w, "adminpage.html", params)
}

func (r *Renderer) renderPage(w http.ResponseWriter, templateName string, params interface{}) {
	err := r._template.ExecuteTemplate(w,templateName, params)
	if err != nil {
		text := "error in rendering template " + templateName + "\n" + err.Error()
		http.Error(w, text , http.StatusInternalServerError)
	}
}




func CreateRenderer(config *Config) (*Renderer, error) {

	renderer := new(Renderer)
	var err error

	renderer._template, err = template.ParseGlob("resources/templates/*")
	if err != nil {
		return nil, err
	}

	return renderer, nil
}