package router

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

	"git.0cd.xyz/michael/gtools/tpl"
	"github.com/gorilla/csrf"
)

// Page web page
type Page struct {
	App       interface{}
	CSRFField template.HTML
	Content   interface{}
}

// HandlePage handles page requests with body
func (re *Router) HandlePage(title string, body interface{}) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {
		re.Response(&Response{
			Title: title,
			Body:  body,
		}, http.StatusOK).ServeHTTP(w, r)
	}
}

// RenderTemplate renders html templates
func (re *Router) RenderTemplate(data interface{}) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {
		tmpl, err := tpl.Load(re.tplopts)
		if err != nil {
			http.Error(w, err.Error(), http.StatusInternalServerError)
			return
		}
		if err := tmpl.Execute(w, &Page{
			App:       re.page,
			CSRFField: csrf.TemplateField(r),
			Content:   data,
		}); err != nil {
			http.Error(w, err.Error(), http.StatusInternalServerError)
			return
		}
	}
}