Merge pull request #26 from KristianJBorgwarth/feat/goto-external-link

feat(url_goto): link parsing on url and note

core/file_handling/link_parser.go

@@ -0,0 +1,33 @@
+package filehandling
+
+import "strings"
+
+type LinkType int
+
+const (
+	Unknown LinkType = iota
+	Note
+	URL
+)
+
+type ParsedLink struct {
+	Kind   LinkType
+	Target string
+}
+
+func ParseLink(s string) ParsedLink {
+	if len(s) >= 5 && strings.HasPrefix(s, "[[") && strings.HasSuffix(s, "]]") {
+		content := s[2 : len(s)-2]
+		if before, _, ok := strings.Cut(content, "|"); ok {
+			return ParsedLink{Note, before}
+		}
+		return ParsedLink{Note, content}
+	}
+	if strings.HasPrefix(s, "[") {
+		if close := strings.Index(s, "]("); close >= 0 && strings.HasSuffix(s, ")") {
+			url := s[close+2 : len(s)-1]
+			return ParsedLink{URL, url}
+		}
+	}
+	return ParsedLink{Note, s}
+}

core/handlers/note/goto_note_handler.go

@@ -3,9 +3,9 @@ package note
 import (
 	"context"
 	"encoding/json"
-	"log/slog"
+	"errors"
-	"strings"
 
+	"github.com/KristianJBorgwarth/dendrite.daemon/core/file_handling"
 	"github.com/KristianJBorgwarth/dendrite.daemon/persistence/repositories"
 )
 
@@ -14,7 +14,8 @@ type gotoNoteCommand struct {
 }
 
 type gotoNoteResult struct {
-	Path string `json:"path"`
+	Target string `json:"target"`
+	Type   string `json:"type,omitempty"`
 }
 
 type GotoNoteHandler struct {
@@ -31,26 +32,23 @@ func (h *GotoNoteHandler) Handle(ctx context.Context, raw json.RawMessage) (any,
 		return nil, err
 	}
 
-	cmd.Link = h.resolveLink(cmd.Link)
+	parsedLink := filehandling.ParseLink(cmd.Link)
+	switch parsedLink.Kind {
 
-	note, err := h.noteRepo.GetBySlug(ctx, cmd.Link)
+	case filehandling.Note:
-	if err != nil {
+		note, err := h.noteRepo.GetBySlug(ctx, parsedLink.Target)
-		return nil, err
+		if err != nil {
-	}
+			return nil, err
-	if note == nil {
+		}
-		slog.Debug("Note not found for link", "link", cmd.Link)
+		if note == nil {
-		return nil, nil
+			return nil, nil
-	}
+		}
-	return gotoNoteResult{Path: note.Path()}, nil
+		return gotoNoteResult{Target: note.Path(), Type: "note"}, nil
-}
 
-func (h *GotoNoteHandler) resolveLink(link string) string {
+	case filehandling.URL:
-	if len(link) < 5 || link[:2] != "[[" || link[len(link)-2:] != "]]" {
+		return gotoNoteResult{Target: parsedLink.Target, Type: "url"}, nil
-		return link
+
+	default:
+		return nil, errors.New("unsupported link type")
 	}
-	content := link[2 : len(link)-2]
-	if before, _, ok := strings.Cut(content, "|"); ok {
-		return before
-	}
-	return content
 }