public void DeleteTask (Task task)
{
var doc = _db.GetExistingDocument (task.ID);
if(doc != null) {
doc.Delete();
}
}
private Task CreateNewListItem(string text)
{
var task = new Task() {
Text = text,
Checked = false,
CreationDate = DateTime.UtcNow
};
var taskManager = new TaskManager();
taskManager.SaveTask(task);
return task;
}
public void SaveTask (Task item)
{
if (item.ID == null) {
Document doc = _db.CreateDocument ();
doc.PutProperties (item.ToDictionary ());
item.ID = doc.Id;
} else {
Document doc = _db.GetDocument (item.ID);
doc.Update (newRevision => {
newRevision.SetUserProperties(item.ToDictionary());
return true;
});
}
}
public override void EditingEnded(UITextField textField)
{
if(textField.Text.Length == 0) {
return;
}
var task = new Task() {
Text = textField.Text,
Checked = false,
CreationDate = DateTime.UtcNow
};
var taskManager = new TaskManager();
taskManager.SaveTask(task);
}
public static Task FromDictionary(IDictionary<string, object> properties)
{
Task t = new Task();
try {
t.ID = properties["_id"] as string;
t.Text = properties["text"] as string;
t.Checked = (bool)properties["checked"];
t.CreationDate = (DateTime)properties["created_at"];
} catch(KeyNotFoundException) {
Log.E(TAG, "Invalid dictionary passed to FromDictionary");
return null;
} catch(InvalidCastException) {
Log.E(TAG, "Dictionary contains invalid value(s)");
return null;
}
return t;
}
public void DeleteTask (Task task)
{
//Step 5 - Create delete logic
}
public void SaveTask (Task item)
{
//Step 4 - Create save logic
}