openAttachmentNoteModal method

Future<void> openAttachmentNoteModal(Attachment? attachment, { bool isEditable = true, })

Implementation

Future<void> openAttachmentNoteModal(
  Attachment? attachment, {
  bool isEditable = true,
}) async {
  final String? attachmentId = attachment?.id;
  if (attachmentId != null &&
      attachmentId.trim().isNotEmpty &&
      isAttachmentNoteModalLoading(attachmentId)) {
    return;
  }

  // Stop any other in-flight content loads (best-effort cancellation).
  _noteModalLoadRequestId++;
  final int loadRequestId = _noteModalLoadRequestId;

  noteName.value = attachment?.fileName ?? "";
  if (attachment != null) {
    try {
      if (attachmentId != null && attachmentId.trim().isNotEmpty) {
        attachmentIdsLoadingNoteModal.add(attachmentId);
        attachmentIdsLoadingNoteModal.refresh();
      }

      // Clear any other loading flags so only one attachment shows loading state.
      for (final Attachment a in attachments) {
        if (a.id != attachment.id && a.isLoadingContent == true) {
          a.isLoadingContent = false;
        }
      }

      attachment.isLoadingContent = true;
      attachments.refresh();
      update();
      String? content = await AttachmentService.readAttachmentContent(
        attachment.id,
      );
      if (loadRequestId != _noteModalLoadRequestId) {
        // A newer request started; ignore this result.
        return;
      }
      noteContent.value = content ?? "";
      attachment.isLoadingContent = false;
      if (attachmentId != null && attachmentId.trim().isNotEmpty) {
        attachmentIdsLoadingNoteModal.remove(attachmentId);
        attachmentIdsLoadingNoteModal.refresh();
      }
      update();
      attachments.refresh();
    } catch (e) {
      attachment.isLoadingContent = false;
      noteContent.value = "";
      if (attachmentId != null && attachmentId.trim().isNotEmpty) {
        attachmentIdsLoadingNoteModal.remove(attachmentId);
        attachmentIdsLoadingNoteModal.refresh();
      }
      attachments.refresh();
      update();
    }
  } else {
    noteContent.value = "";
  }
  noteNameController.text = noteName.value;
  noteContentController.text = noteContent.value;
  openAttachmentNote.value = attachment;
  update();
  showAttachmentNoteModal(isEditable: isEditable);
}