simplier links replacement

formatter.go

@@ -1,52 +1,19 @@
 package main
 
 import (
-	"bufio"
 	"bytes"
 	"errors"
 	"fmt"
-	"io"
 	"net/url"
+	"regexp"
 	"sort"
 	"strings"
-
-	"github.com/n0x1m/md2gmi/mdproc"
-	"github.com/n0x1m/md2gmi/pipe"
 )
 
-func source(r io.Reader) pipe.Source {
-	return func() chan pipe.StreamItem {
-		data := make(chan pipe.StreamItem)
-		s := bufio.NewScanner(r)
-
-		go func() {
-			i := 0
-
-			for s.Scan() {
-				data <- pipe.NewItem(i, s.Bytes())
-				i++
-			}
-			close(data)
-		}()
-
-		return data
-	}
-}
-
-func sink(w *bytes.Buffer) pipe.Sink {
-	return func(dest chan pipe.StreamItem) {
-		for b := range dest {
-			_, err := fmt.Fprintf(w, string(b.Payload()))
-			if err != nil {
-				fmt.Println(err)
-			}
-
-		}
-	}
-}
-
 func (fileContent *FileContent) FormatContent() string {
 	content := fileContent.Content
+	content = strings.Trim(content, "/n")
+
 	badChars := make(map[string]string)
 	badChars["ā"] = "ā"
 	badChars["ē"] = "ē"
@@ -57,13 +24,24 @@ func (fileContent *FileContent) FormatContent() string {
 		content = strings.ReplaceAll(content, k, v)
 	}
 
-	var writer bytes.Buffer
-	s := pipe.New()
-	s.Use(mdproc.Preprocessor())
-	s.Use(mdproc.FormatLinks)
-	s.Handle(source(strings.NewReader(content)), sink(&writer))
+	var buffer []byte
+	data := []byte(content)
+	re := regexp.MustCompile(`!?\[([^\]*]*)\]\(([^ ]*)\)`)
 
-	return writer.String()
+	for i, match := range re.FindAllSubmatch(data, -1) {
+		replaceWithIndex := append(match[1], fmt.Sprintf("[%d]", i+1)...)
+		data = bytes.Replace(data, match[0], replaceWithIndex, 1)
+		// append entry to buffer to be added later
+		link := fmt.Sprintf("=> %s %d: %s\n", match[2], i+1, match[1])
+		buffer = append(buffer, link...)
+	}
+	// append links to that paragraph
+	if len(buffer) > 0 {
+		data = append(data, []byte("\n\n---\n")...)
+		data = append(data, buffer...)
+	}
+
+	return string(data)
 }
 
 func (file *TreeFile) CategoriesAsUrl() string {

go.mod

@@ -5,7 +5,6 @@ go 1.18
 require (
 	git.sr.ht/~adnano/go-gemini v0.2.3
 	github.com/flosch/pongo2/v6 v6.0.0
-	github.com/n0x1m/md2gmi v1.0.0
 	google.golang.org/grpc v1.48.0
 	google.golang.org/protobuf v1.28.1
 )