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from PyQt5 import QtCore
from typing import Optional, List
from datetime import date, datetime
from todo.model.task import ValidTaskForm
import todo.gui.tags.list
class TaskFormEdition:
def __init__(
self,
name,
name_signal,
due_date,
due_date_signal,
tags: List[int],
tags_signal: todo.gui.tags.list.SelectionSignal,
description,
description_signal):
self._name = name
self._due_date = parse_date(due_date)
self._tags = tags
self._description = description
self._signal = ValidTaskFormSignal()
name_signal.connect(lambda n: self.on_name_signal(n))
due_date_signal.connect(lambda d: self.on_due_date_signal(d))
tags_signal.connect(lambda ts: self.on_tags_signal(ts))
description_signal.connect(lambda d: self.on_description_signal(d))
def get(self) -> Optional[ValidTaskForm]:
name = self._name.strip()
due_date = self._due_date
description = self._description.strip()
if name:
return ValidTaskForm(
name = name,
due_date = due_date,
tags = self._tags,
description = description)
else:
return None
def on_name_signal(self, name: str):
self._name = name
self.emit()
def on_due_date_signal(self, due_date: str):
self._due_date = parse_date(due_date)
self.emit()
def on_tags_signal(self, tags: List[int]):
self._tags = tags
self.emit()
def on_description_signal(self, description: str):
self._description = description
self.emit()
def emit(self):
validForm = self.get()
if validForm:
self._signal.emit(validForm)
def signal(self):
return self._signal
class ValidTaskFormSignal(QtCore.QObject):
_signal = QtCore.pyqtSignal(ValidTaskForm, name = "validTaskForm")
def __init__(self):
QtCore.QObject.__init__(self)
def emit(self, form: Optional[ValidTaskForm]):
self._signal.emit(form)
def connect(self, f):
self._signal.connect(f)
def parse_date(d: str) -> date:
return datetime.strptime(d, "%d/%m/%Y").date() if d else None
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