improve usability

README.md

@@ -1,7 +1,7 @@
 <br />
 <div align="center">
   <a href="#">
-    <img src=".github/assets/nix-dots.png" alt="Logo" height="80">
+    <img src=".github/logo-1.png" alt="Logo" height="80">
   </a>
 </div>
 

cmd/root.go

@@ -18,10 +18,7 @@ var rootCmd = &cobra.Command{
 
 		client := pkg.Client{Dark: dark, OpenBrowser: browser, Port: port}
 
-		bytes, err := client.MdToHTML(args[0])
-		cobra.CheckErr(err)
-
-		err = client.Serve(bytes)
+		err := client.Serve(args[0])
 		cobra.CheckErr(err)
 	},
 }

pkg/parser.go

@@ -2,7 +2,7 @@ package pkg
 
 import (
 	"io"
-	"os"
+	"log"
 
 	"github.com/alecthomas/chroma/v2/quick"
 	"github.com/gomarkdown/markdown"
@@ -11,12 +11,7 @@ import (
 	"github.com/gomarkdown/markdown/parser"
 )
 
-func (client *Client) MdToHTML(filename string) ([]byte, error) {
-	bytes, err := os.ReadFile(filename)
-	if err != nil {
-		return nil, err
-	}
-
+func (client *Client) MdToHTML(bytes []byte) []byte {
 	extensions := parser.CommonExtensions | parser.AutoHeadingIDs
 	p := parser.NewWithExtensions(extensions)
 	doc := p.Parse(bytes)
@@ -25,7 +20,7 @@ func (client *Client) MdToHTML(filename string) ([]byte, error) {
 	opts := html.RendererOptions{Flags: htmlFlags, RenderNodeHook: client.renderHookCodeBlock}
 	renderer := html.NewRenderer(opts)
 
-	return markdown.Render(doc, renderer), err
+	return markdown.Render(doc, renderer)
 }
 
 func (client *Client) renderHookCodeBlock(w io.Writer, node ast.Node, entering bool) (ast.WalkStatus, bool) {
@@ -42,7 +37,10 @@ func (client *Client) renderHookCodeBlock(w io.Writer, node ast.Node, entering b
 		style = "github"
 	}
 
-	quick.Highlight(w, string(block.Literal), string(block.Info), "html", style)
+	err := quick.Highlight(w, string(block.Literal), string(block.Info), "html", style)
+	if err != nil {
+		log.Println("Error:", err)
+	}
 
 	return ast.GoToNext, true
 }

pkg/webserver.go

@@ -1,10 +1,13 @@
 package pkg
 
 import (
+	"bytes"
 	"fmt"
 	"log"
 	"net/http"
+	"path"
 	"path/filepath"
+	"regexp"
 	"text/template"
 )
 
@@ -13,29 +16,62 @@ type htmlStruct struct {
 	Darkmode bool
 }
 
-func (client *Client) Serve(htmlContent []byte) error {
-	// Serve static files
-	fs := http.FileServer(http.Dir("./static"))
-	http.Handle("/static/", http.StripPrefix("/static/", fs))
+func (client *Client) Serve(file string) error {
+	dir := http.Dir("./")
+	chttp := http.NewServeMux()
+	chttp.Handle("/", http.FileServer(dir))
+
+	// Regex for markdown
+	regex := regexp.MustCompile(`(?i)\.md$`)
 
 	// Serve website with rendered markdown
 	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
-		err := serveTemplate(w, htmlStruct{Content: string(htmlContent), Darkmode: client.Dark})
-		if err != nil {
-			log.Fatal(err)
+		if regex.MatchString(r.URL.Path) {
+			// Open file and convert to html
+			bytes, err := readToString(dir, r.URL.Path)
+			htmlContent := client.MdToHTML(bytes)
+
+			// Serve
+			err = serveTemplate(w, htmlStruct{Content: string(htmlContent), Darkmode: client.Dark})
+			if err != nil {
+				log.Fatal(err)
+			}
+		} else {
+			chttp.ServeHTTP(w, r)
 		}
 	})
 
-	addr := fmt.Sprintf("http://localhost:%d", client.Port)
+	addr := fmt.Sprintf("http://localhost:%d/", client.Port)
 	fmt.Printf("Starting server: %s\n", addr)
 
-	if client.OpenBrowser {
-		Open(addr)
+	if file != "" {
+		addr = path.Join(addr, file)
 	}
 
-	http.ListenAndServe(fmt.Sprintf(":%d", client.Port), nil)
+	if client.OpenBrowser {
+		err := Open(addr)
+		if err != nil {
+			log.Println("Error:", err)
+		}
+	}
 
-	return nil
+	err := http.ListenAndServe(fmt.Sprintf(":%d", client.Port), nil)
+	return err
+}
+
+func readToString(dir http.Dir, filename string) ([]byte, error) {
+	f, err := dir.Open(filename)
+	if err != nil {
+		return nil, err
+	}
+	defer f.Close()
+
+	var buf bytes.Buffer
+	_, err = buf.ReadFrom(f)
+	if err != nil {
+		return nil, err
+	}
+	return buf.Bytes(), nil
 }
 
 func serveTemplate(w http.ResponseWriter, html htmlStruct) error {