package pages

import (
	"bytes"
	"sort"

	"git.urbach.dev/go/web"
	"git.urbach.dev/go/web/send"
	"git.urbach.dev/web/urbach.dev/server/app"
)

func Sitemap(ctx web.Context) error {
	html := bytes.Buffer{}
	html.WriteString("https://urbach.dev\n")
	html.WriteString("https://urbach.dev/blog\n")
	articles := []*app.Post{}

	for _, post := range app.Posts {
		if !post.Published {
			continue
		}

		articles = append(articles, post)
	}

	sort.Slice(articles, func(i, j int) bool {
		return articles[i].Created > articles[j].Created
	})

	for _, post := range articles {
		html.WriteString("https://urbach.dev/")
		html.WriteString(post.Slug)
		html.WriteByte('\n')
	}

	return send.Text(ctx, html.String())
}