feat(link_repo): added slug and id query

persistence/repositories/link_repository.go

@@ -0,0 +1,61 @@
+package repositories
+
+import (
+	"context"
+	"database/sql"
+
+	"github.com/KristianJBorgwarth/dendrite.daemon/core/models"
+)
+
+type ILinkRepository interface {
+	GetByNoteID(ctx context.Context, fromNoteID string) ([]*models.Link, error)
+	GetBySlug(ctx context.Context, targetSlug string) ([]*models.Link, error)
+}
+
+type linkRepository struct {
+	Transaction *sql.Tx
+}
+
+func NewLinkRepository(tx *sql.Tx) ILinkRepository {
+	return &linkRepository{Transaction: tx}
+}
+
+func (r *linkRepository) GetByNoteID(ctx context.Context, fromNoteID string) ([]*models.Link, error) {
+	rows, err := r.Transaction.QueryContext(ctx, "SELECT id, from_note_id, target_slug, raw, display, line, col FROM links WHERE from_note_id = ?", fromNoteID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+
+	var links []*models.Link
+	for rows.Next() {
+		var id, fromNoteID, targetSlug, raw, display string
+		var line, col int
+		if err := rows.Scan(&id, &fromNoteID, &targetSlug, &raw, &display, &line, &col); err != nil {
+			return nil, err
+		}
+		links = append(links, models.NewLink(id, fromNoteID, targetSlug, raw, display, line, col))
+	}
+
+	return links, nil
+}
+
+func (r *linkRepository) GetBySlug(ctx context.Context, targetSlug string) ([]*models.Link, error) {
+	rows, err := r.Transaction.QueryContext(ctx, `SELECT id, from_note_id, target_slug, raw, display, line, col FROM links WHERE target_slug = ?`, targetSlug)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+
+	var links []*models.Link
+	for rows.Next() {
+		var id, fromNoteID, targetSlug, raw, display string
+		var line, col int
+		if err := rows.Scan(&id, &fromNoteID, &targetSlug, &raw, &display, &line, &col); err != nil {
+			return nil, err
+		}
+		links = append(links, models.NewLink(id, fromNoteID, targetSlug, raw, display, line, col))
+	}
+
+	return links, nil
+}