private void butConvertGeneric_Click(object sender, EventArgs e)
{
if (gridMissing.SelectedIndices.Length == 0)
{
MsgBox.Show(this, "Please select an item from the list before attempting to convert.");
return;
}
List <MedicationPat> listMedPats = (List <MedicationPat>)gridMissing.Rows[gridMissing.SelectedIndices[0]].Tag;
List <Medication> listRxCuiMeds = null;
Medication medGeneric = null;
if (listMedPats[0].RxCui != 0)
{
listRxCuiMeds = Medications.GetAllMedsByRxCui(listMedPats[0].RxCui);
medGeneric = listRxCuiMeds.FirstOrDefault(x => x.MedicationNum == x.GenericNum);
if (medGeneric == null && listRxCuiMeds.FirstOrDefault(x => x.MedicationNum != x.GenericNum) != null) //A Brand Medication exists with matching RxCui.
{
MsgBox.Show(this, "A brand medication matching the RxNorm of the selected medication already exists in the medication list. "
+ "You cannot create a generic for the selected medication. Use the Convert to Brand button instead.");
return;
}
}
if (listRxCuiMeds == null || listRxCuiMeds.Count == 0) //No medications found matching the RxCui
{
medGeneric = new Medication();
medGeneric.MedName = listMedPats[0].MedDescript;
medGeneric.RxCui = listMedPats[0].RxCui;
Medications.Insert(medGeneric); //To get primary key.
medGeneric.GenericNum = medGeneric.MedicationNum;
Medications.Update(medGeneric); //Now that we have primary key, flag the medication as a generic.
FormMedicationEdit FormME = new FormMedicationEdit();
FormME.MedicationCur = medGeneric;
FormME.IsNew = true;
FormME.ShowDialog(); //This window refreshes the Medication cache if the user clicked OK.
if (FormME.DialogResult != DialogResult.OK)
{
return; //User canceled.
}
}
else if (medGeneric != null &&
!MsgBox.Show(this, true, "A generic medication matching the RxNorm of the selected medication already exists in the medication list. "
+ "Click OK to use the existing medication as the generic for the selected medication, or click Cancel to abort."))
{
return;
}
Cursor = Cursors.WaitCursor;
MedicationPats.UpdateMedicationNumForMany(medGeneric.MedicationNum, listMedPats.Select(x => x.MedicationPatNum).ToList());
FillTab();
Cursor = Cursors.Default;
MsgBox.Show(this, "Done.");
}
private void butOK_Click(object sender, System.EventArgs e)
{
//generic num already handled
MedicationCur.MedName = textMedName.Text;
if (MedicationCur.MedName == "")
{
MsgBox.Show(this, "Not allowed to save a medication without a Drug Name.");
return;
}
if (CultureInfo.CurrentCulture.Name.EndsWith("US")) //United States
{
if (MedicationCur.RxCui == 0 && !MsgBox.Show(this, true, "Warning: RxNorm was not picked. "
+ "RxNorm uniquely identifies drugs in the United States and helps you keep your medications organized. "
+ "RxNorm is used to send information to and from eRx if you are using or plan to use eRx.\r\n"
+ "Click OK to continue without an RxNorm, or click Cancel to stay in this window."))
{
return;
}
else if (MedicationCur.RxCui != 0)
{
List <Medication> listExistingMeds = Medications.GetAllMedsByRxCui(MedicationCur.RxCui);
if (listExistingMeds.FindAll(x => x.MedicationNum != MedicationCur.MedicationNum).Count > 0)
{
MsgBox.Show(this, "A medication in the medication list is already using the selected RxNorm.\r\n"
+ "Please select a different RxNorm or use the other medication instead.");
return;
}
}
}
if (MedicationCur.MedicationNum == MedicationCur.GenericNum)
{
MedicationCur.Notes = textNotes.Text;
}
else
{
MedicationCur.Notes = "";
}
//MedicationCur has its RxCui set when the butRxNormSelect button is pressed.
//The following behavior must match what happens when the user clicks the RxNorm column in FormMedications to pick RxCui.
Medications.Update(MedicationCur);
MedicationPats.UpdateRxCuiForMedication(MedicationCur.MedicationNum, MedicationCur.RxCui);
DataValid.SetInvalid(InvalidType.Medications);
DialogResult = DialogResult.OK;
}