1package mail
 2
 3import (
 4	"bytes"
 5	"html/template"
 6	"net/url"
 7	"path/filepath"
 8
 9	"git.icyphox.sh/forlater/navani/reader"
10)
11
12func stripQueryParams(u *url.URL) string {
13	u.RawQuery = ""
14	u.Fragment = ""
15	return u.String()
16}
17
18func RenderTemplate(file string, article *reader.Article) ([]byte, error) {
19	t, err := template.ParseGlob(filepath.Join("templates", "*.tpl"))
20	if err != nil {
21		return nil, err
22	}
23
24	buf := &bytes.Buffer{}
25	if err := t.ExecuteTemplate(buf, file, struct {
26		Content template.HTML
27		Title   string
28		Byline  string
29		URL     string
30	}{
31		template.HTML(article.Content),
32		article.Title,
33		article.Byline,
34		stripQueryParams(article.URL),
35	}); err != nil {
36		return nil, err
37	}
38	return buf.Bytes(), nil
39}