kougyoku/GreatHomeChildcare-2
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Revision: Change FirstTimeRun to GetNumAdmins

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Add: Sanity check to see if trying to remove last known admin.
This commit is contained in:
kougyokugentou 2021-01-29 22:12:50 -08:00
parent fbbe66f99f
commit 1900c18389
1 changed files with 16 additions and 5 deletions
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21
frmGuardianCrud.cs
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@ -38,7 +38,7 @@ namespace GreatHomeChildcare
/* If it's the first time run of this program
* then setup the initial admin user.
*/
if(SqliteDataAccess.isFirstTimeRun())
if(SqliteDataAccess.GetNumAdmins() <= 0)
{
isAdminComboBox.SelectedItem = IsAdmin.Yes;
isAdminComboBox.Enabled = false;
@ -89,8 +89,7 @@ namespace GreatHomeChildcare
private void btnSaveClose_Click(object sender, EventArgs e)
{
Guardian checkExistingGuardian = new Guardian();
MessageBox.Show("Save and close clicked");
int num_admins;
this.Validate();
this.ValidateChildren();
@ -107,13 +106,13 @@ namespace GreatHomeChildcare
checkExistingGuardian = SqliteDataAccess.GetGuardianByPin(Int32.Parse(strPin));
if(checkExistingGuardian != null)
//If this is a new guardian, check to see if that pin is in use.
if(idNumericUpDown.Value == 0 && checkExistingGuardian != null)
{
MessageBox.Show("Please choose a different PIN number.", "Great Home Childcare", MessageBoxButtons.OK, MessageBoxIcon.None);
return;
}
guardian.id = Int32.Parse(idNumericUpDown.Value.ToString());
guardian.LastName = lastNameTextBox.Text;
guardian.FirstName = firstNameTextBox.Text;
@ -127,6 +126,18 @@ namespace GreatHomeChildcare
}
else
{
//Check to see if no admins will be left over.
num_admins = SqliteDataAccess.GetNumAdmins();
num_admins--;
if ((IsAdmin)isAdminComboBox.SelectedItem == IsAdmin.No
&& num_admins <= 0)
{
MessageBox.Show("You are removing the last known admin, that would break this program.\n\rThe IsAdmin selection has changed to YES, please re-check the form entry then resubmit.", "Great Home Childcare", MessageBoxButtons.OK, MessageBoxIcon.None);
isAdminComboBox.SelectedItem = IsAdmin.Yes;
return;
}
SqliteDataAccess.UpdateGuardian(guardian);
}