Function applyEditorChange

middleware/websocket/file_editor.go:109–135

(filePath string, change types.ChangeData, account *types.Account)

}

func applyEditorChange(filePath string, change types.ChangeData, account *types.Account) error {
	content, err := os.ReadFile(filePath)
	if err != nil {
		return err
	}

	lines := strings.Split(string(content), "\n")

	startLine := change.Range.StartLineNumber - 1
	startCol := change.Range.StartColumn - 1
	endLine := change.Range.EndLineNumber - 1
	endCol := change.Range.EndColumn - 1

	startCol = adjustUTF8Position(lines, startLine, startCol)
	endCol = adjustUTF8Position(lines, endLine, endCol)

	switch change.Type {
	case "insert":
		return applyInsert(filePath, lines, startLine, startCol, change.Text, account)
	case "delete":
		return applyDelete(filePath, lines, startLine, startCol, endLine, endCol, account)
	case "replace":
		return applyReplace(filePath, lines, startLine, startCol, endLine, endCol, change.Text, account)
	default:
		return nil
	}
}

func adjustUTF8Position(lines []string, lineNum, col int) int {
	if lineNum < 0 || lineNum >= len(lines) {