/// <summary>
/// Fetch data from the db based on the current filter.
/// </summary>
public void FetchData()
{
pDAO = new PollingStationDAO(DigitalVoterList.GetDefaultInstance());
mDAO = new MunicipalityDAO(DigitalVoterList.GetDefaultInstance());
vDAO = new VoterDAO(DigitalVoterList.GetDefaultInstance());
VoterFilter f = this.Filter;
if (f.CPRNO != 0)
{
this.Voters = vDAO.Read(v => v.PrimaryKey == f.CPRNO);
VoterDO voter = this.Voters.First();
this.PollingStations = pDAO.Read(ps => ps.PrimaryKey == voter.PollingStationId);
PollingStationDO pollingStation = this.PollingStations.First();
this.Municipalities = mDAO.Read(m => m.PrimaryKey == pollingStation.MunicipalityId);
}
else if (f.PollingStation != null)
{
this.PollingStations = pDAO.Read(ps => ps.PrimaryKey == f.PollingStation.PrimaryKey);
this.Voters = vDAO.Read(v => v.PollingStationId == f.PollingStation.PrimaryKey);
this.Municipalities = mDAO.Read(m => m.PrimaryKey == f.PollingStation.MunicipalityId);
}
else if (f.Municipality != null)
{
this.Municipalities = mDAO.Read(m => m.PrimaryKey == f.Municipality.PrimaryKey);
this.PollingStations = pDAO.Read(p => p.MunicipalityId == f.Municipality.PrimaryKey);
this.Voters = Enumerable.Empty<VoterDO>();
foreach (var ps in this.PollingStations)
{
PollingStationDO ps1 = ps;
this.Voters = this.Voters.Concat(vDAO.Read(v => v.PollingStationId == ps1.PrimaryKey));
}
}
}
/// <summary> Replace the current voter filter with this voter filter. </summary>
public void ReplaceFilter(VoterFilter filter)
{
this.currentFilter = filter;
IEnumerable <VoterDO> voters = null;
if (filter.CPRNO != 0)
{
voters = vDAO.Read(v => v.PrimaryKey == filter.CPRNO);
if (voters.Count() > 0)
{
SelectedMunicipality = voters.Single().PollingStation.Municipality;
SelectedPollingStation = voters.Single().PollingStation;
}
}
else if (filter.PollingStation != null)
{
if (filter.PollingStation.Name.Equals("All Polling Stations"))
{
voters = vDAO.Read(v => v.PollingStation.MunicipalityId == selectedMunicipality.Id);
}
else
{
voters = vDAO.Read(v => v.PollingStation == filter.PollingStation);
SelectedMunicipality = filter.PollingStation.Municipality;
PollingStations = pDAO.Read(p => p.MunicipalityId == filter.PollingStation.MunicipalityId);
SelectedPollingStation = filter.PollingStation;
}
}
else if (filter.Municipality != null)
{
if (filter.Municipality.Name.Equals("All Municipalities"))
{
voters = vDAO.Read(v => true);
PollingStations = pDAO.Read(o => true);
}
else
{
voters = vDAO.Read(v => v.PollingStation.Municipality == filter.Municipality);
PollingStations = pDAO.Read(o => o.Municipality == filter.Municipality);
}
}
VoterCount = voters.Count(); // The invariant for Filter stipulates, that at least one field will be initialized, and therefore this will never be null.
}
/// <summary> Initializes a new instance of the <see cref="VoterSelection"/> class with proper values for the default selection. </summary>
public VoterSelection()
{
pDAO = new PollingStationDAO(DigitalVoterList.GetDefaultInstance());
mDAO = new MunicipalityDAO(DigitalVoterList.GetDefaultInstance());
vDAO = new VoterDAO(DigitalVoterList.GetDefaultInstance());
// Call database to get initial values (no selection, ie. entire DB)
try
{
Municipalities = mDAO.Read(o => true);
PollingStations = pDAO.Read(o => true);
voterCount = vDAO.Read(o => true).Count();
currentFilter = null;
}
catch (Exception e)
{
System.Windows.Forms.MessageBox.Show(
string.Format("The system was not able to connect to the server. The system said: {0}", e.Message));
Environment.Exit(-1);
}
}
/// <summary> Initializes a new instance of the <see cref="VoterSelection"/> class with proper values for the default selection. </summary>
public VoterSelection()
{
pDAO = new PollingStationDAO(DigitalVoterList.GetDefaultInstance());
mDAO = new MunicipalityDAO(DigitalVoterList.GetDefaultInstance());
vDAO = new VoterDAO(DigitalVoterList.GetDefaultInstance());
// Call database to get initial values (no selection, ie. entire DB)
try
{
Municipalities = mDAO.Read(o => true);
PollingStations = pDAO.Read(o => true);
voterCount = vDAO.Read(o => true).Count();
currentFilter = null;
}
catch (Exception e)
{
System.Windows.Forms.MessageBox.Show(
string.Format("The system was not able to connect to the server. The system said: {0}", e.Message));
Environment.Exit(-1);
}
}
public VoterBoxManager(VoterFilter filter)
{
this.Filter = filter;
}
private IEnumerator <IGrouping <String, VoterDO> > groupsEnumerator; // Enumerator over all groups in the current grouping.
/// <summary>
/// Initializes a new instance of the <see cref="VoterCardGenerator"/> class.
/// </summary>
/// <param name="filter">The filter describing the selected subset of voters.</param>
public VoterCardGenerator(VoterFilter filter)
{
this.filter = filter;
}
private BackgroundWorker worker; // Worker to avoid main thread being blocked during generation..
#endregion Fields
#region Constructors
/// <summary>
/// Initializes a new instance of the <see cref="VoterCardGenerator"/> class.
/// </summary>
/// <param name="filter">The filter describing the selected subset of voters.</param>
public VoterCardGenerator(VoterFilter filter)
{
this.filter = filter;
}
/// <summary> Replace the current voter filter with this voter filter. </summary>
public void ReplaceFilter(VoterFilter filter)
{
this.currentFilter = filter;
IEnumerable<VoterDO> voters = null;
if (filter.CPRNO != 0)
{
voters = vDAO.Read(v => v.PrimaryKey == filter.CPRNO);
if (voters.Count() > 0)
{
SelectedMunicipality = voters.Single().PollingStation.Municipality;
SelectedPollingStation = voters.Single().PollingStation;
}
}
else if (filter.PollingStation != null)
{
if (filter.PollingStation.Name.Equals("All Polling Stations"))
{
voters = vDAO.Read(v => v.PollingStation.MunicipalityId == selectedMunicipality.Id);
}
else
{
voters = vDAO.Read(v => v.PollingStation == filter.PollingStation);
SelectedMunicipality = filter.PollingStation.Municipality;
PollingStations = pDAO.Read(p => p.MunicipalityId == filter.PollingStation.MunicipalityId);
SelectedPollingStation = filter.PollingStation;
}
}
else if (filter.Municipality != null)
{
if (filter.Municipality.Name.Equals("All Municipalities"))
{
voters = vDAO.Read(v => true);
PollingStations = pDAO.Read(o => true);
}
else
{
voters = vDAO.Read(v => v.PollingStation.Municipality == filter.Municipality);
PollingStations = pDAO.Read(o => o.Municipality == filter.Municipality);
}
}
VoterCount = voters.Count(); // The invariant for Filter stipulates, that at least one field will be initialized, and therefore this will never be null.
}
public VoterBoxManager(VoterFilter filter)
{
this.Filter = filter;
}
