2 files changed, 56 insertions, 0 deletions
diff --git a/internal/tailwind/link_renderer.go b/internal/tailwind/link_renderer.go
new file mode 100644
index 0000000..ff3d437
--- /dev/null
+++ b/internal/tailwind/link_renderer.go
@@ -0,0 +1,49 @@
+package tailwind
+
+import (
+	"github.com/yuin/goldmark/ast"
+	"github.com/yuin/goldmark/renderer"
+	"github.com/yuin/goldmark/renderer/html"
+	"github.com/yuin/goldmark/util"
+)
+
+type CustomLinkRenderer struct {
+	html.Config
+}
+
+func NewCustomLinkRenderer(opts ...html.Option) renderer.NodeRenderer {
+	r := &CustomLinkRenderer{
+		Config: html.NewConfig(),
+	}
+	for _, opt := range opts {
+		opt.SetHTMLOption(&r.Config)
+	}
+	return r
+}
+
+func (r *CustomLinkRenderer) renderLink(w util.BufWriter, source []byte, node ast.Node, entering bool) (ast.WalkStatus, error) {
+	n := node.(*ast.Link)
+	if entering {
+		_, _ = w.WriteString("<a href=\"")
+		if r.Unsafe || !html.IsDangerousURL(n.Destination) {
+			_, _ = w.Write(util.EscapeHTML(util.URLEscape(n.Destination, true)))
+		}
+		_, _ = w.WriteString(`"`)
+		if n.Title != nil {
+			_, _ = w.WriteString(` title="`)
+			_, _ = w.Write(util.EscapeHTML(n.Title))
+			_, _ = w.WriteString(`"`)
+		}
+		if n.Attributes() != nil {
+			html.RenderAttributes(w, n, nil)
+		}
+		_, _ = w.WriteString(">")
+	} else {
+		_, _ = w.WriteString("</a>")
+	}
+	return ast.WalkContinue, nil
+}
+
+func (r *CustomLinkRenderer) RegisterFuncs(reg renderer.NodeRendererFuncRegisterer) {
+	reg.Register(ast.KindLink, r.renderLink)
+}
diff --git a/internal/tailwind/transformer.go b/internal/tailwind/transformer.go
index f932533..23ba1a3 100644
--- a/internal/tailwind/transformer.go
+++ b/internal/tailwind/transformer.go
@@ -1,6 +1,9 @@
 package tailwind
 
 import (
+	"bytes"
+	"fmt"
+
 	"github.com/yuin/goldmark/ast"
 	"github.com/yuin/goldmark/parser"
 	"github.com/yuin/goldmark/text"
@@ -51,6 +54,10 @@ func (t *TailwindTransformer) Transform(node *ast.Document, reader text.Reader,
 			node.SetAttribute([]byte("class"), []byte("bg-background-dark p-1 rounded-lg overflow-x-auto mb-4"))
 
 		case *ast.Link:
+			if bytes.HasPrefix(node.Destination, []byte{'.', '/'}) {
+				onclickAttr := fmt.Appendf(make([]byte, 0, 21+len(node.Destination)), "return changeUrl('%s');", node.Destination)
+				node.SetAttribute([]byte("onclick"), onclickAttr)
+			}
 			node.SetAttribute([]byte("class"), []byte("text-secondary hover:text-main-dark underline"))
 
 		case *ast.Image: