def list_notes(self, parent=None, list_deleted=False):
"""
Returns all notes (with sub-notes) as a JSON string. If parent is
given returns all notes starting from the parent. If `list_deleted`
is True returns only deleted notes.
"""
if parent:
return json.dumps(parent.to_dict())
else:
notes = Note.all().filter('parentNote ==', None).filter('deleted ==', list_deleted).order('position').fetch(None)
res = []
for n in notes:
res.append(n.to_dict())
return json.dumps(res)
def move_note(self, note, parent, after=None):
"""
Moves a note to a new parent.
"""
if after:
position = after.position + 1
else:
position = 0
notes = Note.all().filter("position >=", position).filter("parentNote ==", parent).order("position").fetch(None)
cnt = 1
for n in notes:
n.position = position + cnt
n.put()
cnt = cnt + 1
note.parentNote = parent
note.position = position
note.put()
return json.dumps(note.to_dict())
def create_note(self, content, parent=None, after=None):
"""
Creates a new note, saves it to datastore and returns newly
created note as JSON string. If `after` parameter is given,
new note will have position property set to be greater than
the one specified.
"""
if after:
position = after.position + 1
else:
position = 0
notes = Note.all().filter("position >=", position).filter("parentNote ==", parent).order("position").fetch(None)
cnt = 1
for n in notes:
n.position = position + cnt
n.put()
cnt = cnt + 1
note = Note(content=content, parentNote=parent, position=position)
note.put()
return json.dumps(note.to_dict())