/// <summary>
/// Recreates an existing Appointment from persistent storage.
/// </summary>
/// <param name="objectId"></param>
/// <returns></returns>
public override DiaryProduct Create(ObjectId objectId)
{
// Check if it already exists
for (int childIndex = 0; childIndex < mAppointments.GetChildCount(); ++childIndex)
{
Appointment appointment = mAppointments.GetChild(childIndex);
if (appointment.GetObjectId() == objectId)
{
return(appointment);
}
}
// Not already loaded ?
VariableLengthRecord record = Read(objectId);
if (record != null)
{
var label = String.Empty;
if (record.GetValue(0, ref label))
{
var details = String.Empty;
if (record.GetValue(1, ref details))
{
var occurs = new DateTime();
if (record.GetValue(2, ref occurs))
{
int durationMinutes = 0;
if (record.GetValue(3, ref durationMinutes))
{
var appointment = new Appointment(objectId, label, occurs, durationMinutes, details);
mAppointments.Add(appointment);
LoadContacts(4, appointment, record); // Now take care of any Contacts
return(appointment);
}
}
}
}
}
return(null); // No such appointment
}
/// <summary>
/// Recreates existing Contacts from persistent storage.
/// </summary>
/// <param name="startingField"></param>
/// <param name="appointment"></param>
/// <param name="record"></param>
/// <returns></returns>
protected int LoadContacts(int startingField, PeriodicAppointment appointment, VariableLengthRecord record)
{
using (var creator = new ContactCreator())
{
int contactCount = 0;
if (record.GetValue(startingField, ref contactCount) && contactCount > 0)
{
int endingField = startingField + 1 + contactCount;
for (int field = startingField + 1; field < endingField; field++)
{
var objectId = new ObjectId();
if (record.GetValue(field, ref objectId))
{
var contact = (Contact)creator.Create(objectId);
appointment.AddRelation(contact);
}
}
return(endingField); // Next possible field
}
return(startingField + 1); // Should not get here
}
}
/// <summary>
/// Recreates an existing Contact from persistent storage.
/// </summary>
/// <param name="objectId"></param>
/// <returns></returns>
public override DiaryProduct Create(ObjectId objectId)
{
// Check if it already exists in memory.
for(int childIndex = 0; childIndex < mContacts.GetChildCount(); ++childIndex)
{
Contact contact = mContacts.GetChild(childIndex);
if (contact.GetObjectId() == objectId)
{
return(contact);
}
}
// Not already loaded ?
VariableLengthRecord record = Read(objectId);
if (record != null)
{
var firstName = String.Empty;
if (record.GetValue(0, ref firstName))
{
var lastName = String.Empty;
if (record.GetValue(1, ref lastName))
{
var contactInfo = String.Empty;
if (record.GetValue(2, ref contactInfo))
{
var contact = new Contact(objectId, firstName, lastName, contactInfo);
mContacts.Add(contact);
return(contact);
}
}
}
}
return(null); // No such contact
}
/// <summary>
/// Recreates an existing Reminder from persistent storage.
/// </summary>
/// <param name="objectId"></param>
/// <returns></returns>
public override DiaryProduct Create(ObjectId objectId)
{
// Check if it already exists in memory.
for(int childIndex = 0; childIndex < mReminders.GetChildCount(); ++childIndex)
{
Reminder reminder = mReminders.GetChild(childIndex);
if (reminder.GetObjectId() == objectId)
{
return(reminder);
}
}
// Not already loaded ?
VariableLengthRecord record = Read(objectId);
if (record != null)
{
var label = String.Empty;
if (record.GetValue(0, ref label))
{
var date = new Date();
if (record.GetValue(1, ref date))
{
var details = String.Empty;
if (record.GetValue(2, ref details))
{
var reminder = new Reminder(objectId, label, date, details);
mReminders.Add(reminder);
return(reminder);
}
}
}
}
return(null); // No such reminder
}
/// <summary>
/// Recreates an existing PeriodicAppointment from persistent storage.
/// </summary>
/// <param name="objectId"></param>
/// <returns></returns>
public override DiaryProduct Create(ObjectId objectId)
{
// Check if it already exists
for (int childIndex = 0; childIndex < mPeriodicAppointments.GetChildCount(); ++childIndex)
{
PeriodicAppointment periodicAppointment = mPeriodicAppointments.GetChild(childIndex);
if (periodicAppointment.GetObjectId() == objectId)
{
return(periodicAppointment);
}
}
// Not already loaded ?
VariableLengthRecord record = Read(objectId);
if (record != null)
{
var label = String.Empty;
if (record.GetValue(0, ref label))
{
var firstOccurs = new DateTime();
if (record.GetValue(1, ref firstOccurs))
{
int durationMinutes = 0;
if (record.GetValue(2, ref durationMinutes))
{
var notToExceedDateTime = new DateTime();
if (record.GetValue(3, ref notToExceedDateTime))
{
int periodHours = 0;
if (record.GetValue(4, ref periodHours))
{
var details = String.Empty;
if (record.GetValue(5, ref details))
{
var periodicAppointment = new PeriodicAppointment(objectId, label, firstOccurs, durationMinutes, notToExceedDateTime, periodHours, details);
mPeriodicAppointments.Add(periodicAppointment);
LoadContacts(6, periodicAppointment, record); // Now take care of any Contacts
return(periodicAppointment);
}
}
}
}
}
}
}
return(null); // No such appointment
}