1package about
 2
 3import (
 4	"io"
 5	"log/slog"
 6	"net/http"
 7	"os"
 8
 9	"github.com/gomarkdown/markdown"
10	"github.com/gomarkdown/markdown/html"
11	"github.com/gomarkdown/markdown/parser"
12
13	"git.gabrielgio.me/cerrado/templates"
14)
15
16type (
17	AboutHandler struct {
18		readmePath string
19	}
20
21	configurationRepository interface {
22		GetRootReadme() string
23	}
24)
25
26func NewAboutHandler(configRepo configurationRepository) *AboutHandler {
27	return &AboutHandler{configRepo.GetRootReadme()}
28}
29
30func (g *AboutHandler) About(w http.ResponseWriter, _ *http.Request) {
31	f, err := os.Open(g.readmePath)
32	if err != nil {
33		slog.Error("Error loading readme file", "error", err)
34		return
35	}
36
37	bs, err := io.ReadAll(f)
38	if err != nil {
39		slog.Error("Error reading readme file bytes", "error", err)
40		return
41	}
42
43	extensions := parser.CommonExtensions | parser.AutoHeadingIDs | parser.NoEmptyLineBeforeBlock
44	p := parser.NewWithExtensions(extensions)
45	doc := p.Parse(bs)
46
47	htmlFlags := html.CommonFlags | html.HrefTargetBlank
48	opts := html.RendererOptions{Flags: htmlFlags}
49	renderer := html.NewRenderer(opts)
50
51	bs = markdown.Render(doc, renderer)
52
53	gitList := &templates.HelloPage{
54		Body: bs,
55	}
56	templates.WritePageTemplate(w, gitList)
57}