public TodoChangeMessage DeleteTodo(string id)
{
var result = new TodoChangeMessage();
var todo = todoDictionary[id];
if (todo.Parent != null)
{
var oldParent = todo.Parent;
oldParent.DeleteChild(todo);
result.Upsert = result.Upsert.Concat(new[] { TodoConvert.ConvertSingle(oldParent) });
}
else
{
topTodo.Remove(todo);
}
if (todo.HasChildren)
{
foreach (var children in todo.Children)
{
result.Merge(DeleteTodoWithoutParent(children.Id));
}
}
result.Delete = result.Delete.Concat(new[] { TodoConvert.ConvertSingle(todo) });
todoDictionary.Remove(id);
return(result);
}
private TodoChangeMessage AddTodo(TodoData data)
{
var result = new List <TodoData>();
if (data.Parent != null && todoDictionary.ContainsKey(data.Parent))
{
var parent = todoDictionary[data.Parent];
var child = parent.Children?.SingleOrDefault(c => c.Id == data.Id);
if (child != null)
{
todoDictionary.Add(data.Id, child);
return(UpdateTodo(data));
}
}
var timeRecords = data.TimeRecords == null? new TimeRecord[0] : data.TimeRecords.Select(time => new TimeRecord(time.Start, time.End)).ToArray();
var todo = new Todo(data.Name, data.EstimateTime, timeRecords, data.Attributes);
todo.Id = data.Id;
todo.Compleated = data.Completed;
todoDictionary.Add(data.Id, todo);
if (data.Parent is null)
{
topTodo.Add(todo);
}
else
{
todo.IsChild = true;
if (!todoDictionary.ContainsKey(data.Parent))
{
AddTodo(new TodoData
{
Id = data.Parent,
Parent = null,
Attributes = new Dictionary <string, string>(),
Completed = false,
EstimateTime = TimeSpan.Zero,
Name = $"temp parent :{data.Parent}",
TimeRecords = Enumerable.Empty <TimeRecordData>()
});
}
var parent = todoDictionary[data.Parent];
parent.AddChild(todo);
result.Add(TodoConvert.ConvertSingle(parent));
}
result.Add(data);
return(new TodoChangeMessage {
Upsert = result
});
}
private TodoChangeMessage DeleteTodoWithoutParent(string id)
{
var result = new TodoChangeMessage();
var todo = todoDictionary[id];
if (todo.HasChildren)
{
foreach (var children in todo.Children)
{
result.Merge(DeleteTodoWithoutParent(children.Id));
}
}
result.Delete = result.Delete.Concat(new[] { TodoConvert.ConvertSingle(todo) });
todoDictionary.Remove(id);
return(result);
}
private TodoChangeMessage UpdateTodo(TodoData data)
{
var result = false;
var list = new List <TodoData>();
var todo = todoDictionary[data.Id];
if (todo.Attribute?
.OrderBy((o) => o.Key)
.SequenceEqual(data.Attributes?
.OrderBy((o) => o.Key) ?? Enumerable.Empty <KeyValuePair <string, string> >()
)
is not true)
{
todo.Attribute = data.Attributes;
result = true;
}
if (todo.TimeRecords?
.OrderBy((o) => o.StartDateTime)
.SequenceEqual(data.TimeRecords?.Select(data => new TimeRecord(data.Start, data.End))
.OrderBy((o) => o.StartDateTime) ?? Enumerable.Empty <TimeRecord>()
)
is not true)
{
todo.RenewTimeRecords(data.TimeRecords.Select(data => new TimeRecord(data.Start, data.End)));
result = true;
}
if (todo.Compleated != data.Completed)
{
todo.Compleated = data.Completed;
result = true;
}
if (todo.Name != data.Name)
{
todo.Name = data.Name;
result = true;
}
if (todo.EstimateTime != data.EstimateTime)
{
todo.EstimateTime = data.EstimateTime;
result = true;
}
if (todo.Parent?.Id != data.Parent)
{
if (todo.Parent != null)
{
var oldParent = todo.Parent;
oldParent.DeleteChild(todo);
list.Add(TodoConvert.ConvertSingle(oldParent));
}
if (data.Parent != null)
{
todo.IsChild = true;
if (!todoDictionary.ContainsKey(data.Parent))
{
AddTodo(new TodoData
{
Id = data.Parent,
Parent = null,
Attributes = new Dictionary <string, string>(),
Completed = false,
EstimateTime = TimeSpan.Zero,
Name = $"temp parent :{data.Parent}",
TimeRecords = Enumerable.Empty <TimeRecordData>()
});
}
var parent = todoDictionary[data.Parent];
parent.AddChild(todo);
if (topTodo.Contains(todo))
{
topTodo.Remove(todo);
}
list.Add(TodoConvert.ConvertSingle(parent));
}
result = true;
}
if (result)
{
list.Add(data);
}
return(new TodoChangeMessage {
Upsert = list
});
}
