From 3d8637838e9ccfcb56899842945e760f337428b0 Mon Sep 17 00:00:00 2001
From: "Gabriel A. Giovanini" <mail@gabrielgio.me>
Date: Sun, 26 May 2024 22:14:56 +0200
Subject: feat: Add about page

---
 pkg/handler/about.go  | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++
 pkg/handler/status.go |  2 +-
 2 files changed, 52 insertions(+), 1 deletion(-)
 create mode 100644 pkg/handler/about.go

(limited to 'pkg/handler')

diff --git a/pkg/handler/about.go b/pkg/handler/about.go
new file mode 100644
index 0000000..3ab2de8
--- /dev/null
+++ b/pkg/handler/about.go
@@ -0,0 +1,51 @@
+package handler
+
+import (
+	"io"
+	"log/slog"
+	"net/http"
+	"os"
+
+	"github.com/gomarkdown/markdown"
+	"github.com/gomarkdown/markdown/html"
+	"github.com/gomarkdown/markdown/parser"
+
+	"git.gabrielgio.me/cerrado/templates"
+)
+
+type AboutHandler struct {
+	readmePath string
+}
+
+func NewAboutHandler(readmePath string) *AboutHandler {
+	return &AboutHandler{readmePath}
+}
+
+func (g *AboutHandler) About(w http.ResponseWriter, _ *http.Request) {
+	f, err := os.Open(g.readmePath)
+	if err != nil {
+		slog.Error("Error loading readme file", "error", err)
+		return
+	}
+
+	bs, err := io.ReadAll(f)
+	if err != nil {
+		slog.Error("Error reading readme file bytes", "error", err)
+		return
+	}
+
+	extensions := parser.CommonExtensions | parser.AutoHeadingIDs | parser.NoEmptyLineBeforeBlock
+	p := parser.NewWithExtensions(extensions)
+	doc := p.Parse(bs)
+
+	htmlFlags := html.CommonFlags | html.HrefTargetBlank
+	opts := html.RendererOptions{Flags: htmlFlags}
+	renderer := html.NewRenderer(opts)
+
+	bs = markdown.Render(doc, renderer)
+
+	gitList := &templates.HelloPage{
+		Body: bs,
+	}
+	templates.WritePageTemplate(w, gitList)
+}
diff --git a/pkg/handler/status.go b/pkg/handler/status.go
index 1ca7f70..9baac2c 100644
--- a/pkg/handler/status.go
+++ b/pkg/handler/status.go
@@ -54,7 +54,7 @@ func ConfigFile(configPath string) func(http.ResponseWriter, *http.Request) {
 		}
 
 		hello := &templates.HelloPage{
-			Body: code.String(),
+			Body: code.Bytes(),
 		}
 
 		templates.WritePageTemplate(w, hello)
-- 
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