package main

import (
	"html/template"
	"io/ioutil"
	"log"
	"net/http"
	"github.com/gomarkdown/markdown"
)

var templateIndexFiles = []string{ "templates/base.html", "templates/index.html" }
var templateIndex = template.Must(template.ParseFiles(templateIndexFiles...))
var contentHTML template.HTML // just display README.md

type IndexTemplateData struct {
	Content template.HTML
}

func loadReadme() {
	mdBytes, err := ioutil.ReadFile("README.md")
	if err != nil {
		log.Fatalf("Failed to read markdown file: %v", err)
	}
	htmlBytes := markdown.ToHTML(mdBytes, nil, nil)
	contentHTML = template.HTML(htmlBytes)
}

func renderIndexTemplate(w http.ResponseWriter) {
	if debug {
		reloadTemplate(&templateIndex, templateIndexFiles...)
		loadReadme()
	}
	err := templateIndex.Execute(w, IndexTemplateData{
		Content: contentHTML,
	})
	if err != nil {
		templateError(err, w)
	}
}

func setupHome() {
	loadReadme()
}