private void UpdateTimeHolders(List <TimeEntryHolder> timeHolders, TimeEntryData entry, DataAction action)
{
for (var i = 0; i < timeHolders.Count; i++)
{
if (entry.Id == timeHolders [i].Data.Id)
{
if (action == DataAction.Put)
{
timeHolders [i] = new TimeEntryHolder(entry); // Replace
}
else
{
timeHolders.RemoveAt(i); // Remove
}
return;
}
}
if (action == DataAction.Put)
{
timeHolders.Add(new TimeEntryHolder(entry)); // Add
}
}
protected async override Task RemoveTimeEntryHolderAsync (TimeEntryHolder holder)
{
await RemoveEntryAsync (holder.TimeEntryData);
}
protected async override Task RemoveTimeEntryHolderAsync (TimeEntryHolder holder)
{
DateGroup dateGroup;
TimeEntryGroup timeEntryGroup;
TimeEntryData timeEntry;
if (FindExistingEntry (holder.TimeEntryData, out dateGroup, out timeEntryGroup, out timeEntry)) {
// Get items indexes.
var entryGroupIndex = GetEntryGroupIndex (timeEntryGroup);
var dateGroupIndex = GetDateGroupIndex (dateGroup);
dateGroup.Remove (timeEntryGroup);
// Notify removed entry group.
await UpdateCollectionAsync (timeEntryGroup, NotifyCollectionChangedAction.Remove, entryGroupIndex);
// Notify or update Date group.
if (dateGroup.TimeEntryGroupList.Count == 0) {
dateGroups.Remove (dateGroup);
await UpdateCollectionAsync (dateGroup, NotifyCollectionChangedAction.Remove, dateGroupIndex);
} else {
await UpdateCollectionAsync (dateGroup, NotifyCollectionChangedAction.Replace, dateGroupIndex);
}
}
}
protected async override Task AddTimeEntryHolderAsync (TimeEntryHolder holder)
{
await AddOrUpdateEntryAsync (holder.TimeEntryData);
}
protected async override Task AddTimeEntryHolderAsync (TimeEntryHolder holder)
{
var entryGroup = new TimeEntryGroup (holder.TimeEntryDataList);
bool isNewGroup;
DateGroup grp = GetDateGroupFor (entryGroup.Data, out isNewGroup);
grp.Add (entryGroup);
Sort ();
// Update Date group.
var groupIndex = GetDateGroupIndex (grp);
var groupAction = isNewGroup ? NotifyCollectionChangedAction.Add : NotifyCollectionChangedAction.Replace;
await UpdateCollectionAsync (grp, groupAction, groupIndex);
// Add time entry group.
var newIndex = GetEntryGroupIndex (entryGroup);
await UpdateCollectionAsync (entryGroup, NotifyCollectionChangedAction.Add, newIndex);
}