package pages

import (
	"bytes"
	"fmt"
	"slices"
	"sort"

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

func Blog(ctx web.Context) error {
	html := bytes.Buffer{}
	html.WriteString(`<h2>Blog</h2><ul class="blog">`)
	articles := []*app.Post{}

	for _, post := range app.Posts {
		if !post.Published || !slices.Contains(post.Tags, "article") {
			continue
		}

		articles = append(articles, post)
	}

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

	for _, post := range articles {
		fmt.Fprintf(&html, `<li><a href="/%s">%s</a><time datetime="%s">%s</time></li>`, post.Slug, post.Title, post.Created, post.Created[:len("YYYY")])
	}

	html.WriteString(`</ul>`)
	return app.Render(ctx, "<title>Blog</title>", html.String())
}