public override string ToString()
{
var returnString =
$"Key: {Key.ToKeyString()}," +
$" DateKey: {DateKey.ToShortDateString()}," +
$" Text: {Text}," +
$" ParentWithSortedList: {ParentWithSortedList.ToShortString()}," +
$" ParentWithSortedListNullable: {ParentWithSortedListNullable?.ToShortString()};";
onToString(ref returnString);
return(returnString);
}
public string ToShortString()
{
var returnString =
$"{Key.ToKeyString()}," +
$" {DateKey.ToShortDateString()}," +
$" {Text}," +
$" {ParentWithSortedList.ToShortString()}," +
$" {ParentWithSortedListNullable?.ToShortString()}";
onToShortString(ref returnString);
return(returnString);
}
public string ToTraceString()
{
var returnString =
$"{this.GetKeyOrHash()}|" +
$" {DateKey.ToShortDateString()}|" +
$" {Text}|" +
$" ParentWithSortedList {ParentWithSortedList.GetKeyOrHash()}|" +
$" ParentWithSortedListNullable {ParentWithSortedListNullable?.GetKeyOrHash()}";
onToTraceString(ref returnString);
return(returnString);
}
private ChildrenSortedList_Child(int key, CsvReader csvReader)
{
Key = key;
DateKey = csvReader.ReadDate();
Text = csvReader.ReadString();
var childrenSortedList_ParentKey = csvReader.ReadInt();
if (DC.Data.ChildrenSortedList_Parents.TryGetValue(childrenSortedList_ParentKey, out var parentWithSortedList))
{
ParentWithSortedList = parentWithSortedList;
}
else
{
throw new Exception($"Read ChildrenSortedList_Child from CSV file: Cannot find ParentWithSortedList with key {childrenSortedList_ParentKey}." + Environment.NewLine +
csvReader.PresentContent);
}
var parentWithSortedListNullableKey = csvReader.ReadIntNull();
if (parentWithSortedListNullableKey.HasValue)
{
if (DC.Data.ChildrenSortedList_ParentNullables.TryGetValue(parentWithSortedListNullableKey.Value, out var parentWithSortedListNullable))
{
ParentWithSortedListNullable = parentWithSortedListNullable;
}
else
{
ParentWithSortedListNullable = ChildrenSortedList_ParentNullable.NoChildrenSortedList_ParentNullable;
}
}
if (ParentWithSortedList != ChildrenSortedList_Parent.NoChildrenSortedList_Parent)
{
ParentWithSortedList.AddToChildrenSortedList_Children(this);
}
if (parentWithSortedListNullableKey.HasValue && ParentWithSortedListNullable != ChildrenSortedList_ParentNullable.NoChildrenSortedList_ParentNullable)
{
ParentWithSortedListNullable !.AddToChildrenSortedList_Children(this);
}
onCsvConstruct();
}
public void Update(DateTime dateKey, string text, ChildrenSortedList_Parent parentWithSortedList, ChildrenSortedList_ParentNullable?parentWithSortedListNullable)
{
if (Key >= 0)
{
if (parentWithSortedList.Key < 0)
{
throw new Exception($"ChildrenSortedList_Child.Update(): It is illegal to add stored ChildrenSortedList_Child '{this}'" + Environment.NewLine +
$"to ParentWithSortedList '{parentWithSortedList}', which is not stored.");
}
if (parentWithSortedListNullable?.Key < 0)
{
throw new Exception($"ChildrenSortedList_Child.Update(): It is illegal to add stored ChildrenSortedList_Child '{this}'" + Environment.NewLine +
$"to ParentWithSortedListNullable '{parentWithSortedListNullable}', which is not stored.");
}
}
var clone = new ChildrenSortedList_Child(this);
var isCancelled = false;
onUpdating(dateKey, text, parentWithSortedList, parentWithSortedListNullable, ref isCancelled);
if (isCancelled)
{
return;
}
#if DEBUG
DC.Trace?.Invoke($"Updating ChildrenSortedList_Child: {ToTraceString()}");
#endif
var isChangeDetected = false;
var dateKeyRounded = dateKey.Floor(Rounding.Days);
if (DateKey != dateKeyRounded)
{
DateKey = dateKeyRounded;
isChangeDetected = true;
}
if (Text != text)
{
Text = text;
isChangeDetected = true;
}
if (ParentWithSortedList != parentWithSortedList || clone.DateKey != DateKey)
{
ParentWithSortedList.RemoveFromChildrenSortedList_Children(clone);
ParentWithSortedList = parentWithSortedList;
ParentWithSortedList.AddToChildrenSortedList_Children(this);
isChangeDetected = true;
}
if (ParentWithSortedListNullable is null)
{
if (parentWithSortedListNullable is null)
{
//nothing to do
}
else
{
ParentWithSortedListNullable = parentWithSortedListNullable;
ParentWithSortedListNullable.AddToChildrenSortedList_Children(this);
isChangeDetected = true;
}
}
else
{
if (parentWithSortedListNullable is null)
{
ParentWithSortedListNullable.RemoveFromChildrenSortedList_Children(clone);
ParentWithSortedListNullable = null;
isChangeDetected = true;
}
else
{
if (ParentWithSortedListNullable != parentWithSortedListNullable || clone.DateKey != DateKey)
{
ParentWithSortedListNullable.RemoveFromChildrenSortedList_Children(clone);
ParentWithSortedListNullable = parentWithSortedListNullable;
ParentWithSortedListNullable.AddToChildrenSortedList_Children(this);
isChangeDetected = true;
}
}
}
if (isChangeDetected)
{
onUpdated(clone);
if (Key >= 0)
{
DC.Data.ChildrenSortedList_Children.ItemHasChanged(clone, this);
}
else if (DC.Data.IsTransaction)
{
DC.Data.AddTransaction(new TransactionItem(27, TransactionActivityEnum.Update, Key, this, oldItem: clone));
}
HasChanged?.Invoke(clone, this);
}
#if DEBUG
DC.Trace?.Invoke($"Updated ChildrenSortedList_Child: {ToTraceString()}");
#endif
}
