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'''
Task Coach - Your friendly task manager
Copyright (C) 2004-2014 Task Coach developers <developers@taskcoach.org>
Task Coach is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Task Coach is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
'''
from taskcoachlib.domain import effort, date
from taskcoachlib.i18n import _
import base
class NewEffortCommand(base.BaseCommand):
plural_name = _('New efforts')
singular_name = _('New effort of "%s"')
def __init__(self, *args, **kwargs):
self.__tasks = []
super(NewEffortCommand, self).__init__(*args, **kwargs)
self.__tasks = self.items
self.items = self.efforts = [effort.Effort(task) for task in self.items]
self.__oldActualStartDateTimes = {}
self.save_modification_datetimes()
def modified_items(self):
return self.__tasks
def name_subject(self, effort): # pylint: disable=W0621
return effort.task().subject()
def do_command(self):
super(NewEffortCommand, self).do_command()
for effort in self.efforts: # pylint: disable=W0621
task = effort.task()
if task not in self.__oldActualStartDateTimes and effort.getStart() < task.actualStartDateTime():
self.__oldActualStartDateTimes[task] = task.actualStartDateTime()
task.setActualStartDateTime(effort.getStart())
task.addEffort(effort)
def undo_command(self):
super(NewEffortCommand, self).undo_command()
for effort in self.efforts: # pylint: disable=W0621
task = effort.task()
task.removeEffort(effort)
if task in self.__oldActualStartDateTimes:
task.setActualStartDateTime(self.__oldActualStartDateTimes[task])
del self.__oldActualStartDateTimes[task]
redo_command = do_command
class DeleteEffortCommand(base.DeleteCommand):
plural_name = _('Delete efforts')
singular_name = _('Delete effort "%s"')
def modified_items(self):
return [item.task() for item in self.items]
class EditTaskCommand(base.BaseCommand):
plural_name = _('Change task of effort')
singular_name = _('Change task of "%s" effort')
def __init__(self, *args, **kwargs):
self.__task = kwargs.pop('newValue')
self.__oldTasks = []
super(EditTaskCommand, self).__init__(*args, **kwargs)
self.__oldTasks = [item.task() for item in self.items]
self.save_modification_datetimes()
def modified_items(self):
return [self.__task] + self.__oldTasks
def do_command(self):
super(EditTaskCommand, self).do_command()
for item in self.items:
item.setTask(self.__task)
def undo_command(self):
super(EditTaskCommand, self).undo_command()
for item, oldTask in zip(self.items, self.__oldTasks):
item.setTask(oldTask)
def redo_command(self):
self.do_command()
class EditEffortStartDateTimeCommand(base.BaseCommand):
plural_name = _('Change effort start date and time')
singular_name = _('Change effort start date and time of "%s"')
def __init__(self, *args, **kwargs):
self.__datetime = kwargs.pop('newValue')
super(EditEffortStartDateTimeCommand, self).__init__(*args, **kwargs)
self.__oldDateTimes = [item.getStart() for item in self.items]
self.__oldActualStartDateTimes = {}
def canDo(self):
maxDateTime = date.DateTime()
return super(EditEffortStartDateTimeCommand, self).canDo() and \
all(self.__datetime < (item.getStop() or maxDateTime) for item in self.items)
def do_command(self):
for item in self.items:
item.setStart(self.__datetime)
task = item.task()
if task not in self.__oldActualStartDateTimes and self.__datetime < task.actualStartDateTime():
self.__oldActualStartDateTimes[task] = task.actualStartDateTime()
task.setActualStartDateTime(self.__datetime)
def undo_command(self):
for item, oldDateTime in zip(self.items, self.__oldDateTimes):
item.setStart(oldDateTime)
task = item.task()
if task in self.__oldActualStartDateTimes:
task.setActualStartDateTime(self.__oldActualStartDateTimes[task])
del self.__oldActualStartDateTimes[task]
def redo_command(self):
self.do_command()
class EditEffortStopDateTimeCommand(base.BaseCommand):
plural_name = _('Change effort stop date and time')
singular_name = _('Change effort stop date and time of "%s"')
def __init__(self, *args, **kwargs):
self.__datetime = kwargs.pop('newValue')
super(EditEffortStopDateTimeCommand, self).__init__(*args, **kwargs)
self.__oldDateTimes = [item.getStop() for item in self.items]
def canDo(self):
return super(EditEffortStopDateTimeCommand, self).canDo() and \
all(self.__datetime > item.getStart() for item in self.items)
def do_command(self):
for item in self.items:
item.setStop(self.__datetime)
def undo_command(self):
for item, oldDateTime in zip(self.items, self.__oldDateTimes):
item.setStop(oldDateTime)
def redo_command(self):
self.do_command()
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