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from typing import Dict
from ..menu.list_manager import ListManager
from ..menu.selection_menu import Selector, GeneralMenu
from ..menu.text_input import TextInput
from ..menu import Menu
"""
UI classes
"""
class SubvolumeList(ListManager):
def __init__(self,prompt,list):
self.ObjectNullAction = None # str(_('Add'))
self.ObjectDefaultAction = str(_('Add'))
super().__init__(prompt,list,None,self.ObjectNullAction,self.ObjectDefaultAction)
def reformat(self, data: Dict) -> Dict:
def presentation(key :str, value :Dict):
text = _(" Subvolume :{:16}").format(key)
if isinstance(value,str):
text += _(" mounted at {:16}").format(value)
else:
if value.get('mountpoint'):
text += _(" mounted at {:16}").format(value['mountpoint'])
else:
text += (' ' * 28)
if value.get('options',[]):
text += _(" with option {}").format(', '.join(value['options']))
return text
formatted = {presentation(k, v): k for k, v in data.items()}
return {k: v for k, v in sorted(formatted.items(), key=lambda e: e[0])}
def action_list(self):
return super().action_list()
def exec_action(self, data: Dict):
if self.target:
origkey, origval = list(self.target.items())[0]
else:
origkey = None
if self.action == str(_('Delete')):
del data[origkey]
else:
if self.action == str(_('Add')):
self.target = {}
print(_('\n Fill the desired values for a new subvolume \n'))
with SubvolumeMenu(self.target,self.action) as add_menu:
for elem in ['name','mountpoint','options']:
add_menu.exec_option(elem)
else:
SubvolumeMenu(self.target,self.action).run()
data.update(self.target)
class SubvolumeMenu(GeneralMenu):
def __init__(self,parameters,action=None):
self.data = parameters
self.action = action
self.ds = {}
self.ds['name'] = None
self.ds['mountpoint'] = None
self.ds['options'] = None
if self.data:
origkey,origval = list(self.data.items())[0]
self.ds['name'] = origkey
if isinstance(origval,str):
self.ds['mountpoint'] = origval
else:
self.ds['mountpoint'] = self.data[origkey].get('mountpoint')
self.ds['options'] = self.data[origkey].get('options')
super().__init__(data_store=self.ds)
def _setup_selection_menu_options(self):
# [str(_('Add')),str(_('Copy')),str(_('Edit')),str(_('Delete'))]
self._menu_options['name'] = Selector(str(_('Subvolume name ')),
self._select_subvolume_name if not self.action or self.action in (str(_('Add')),str(_('Copy'))) else None,
mandatory=True,
enabled=True)
self._menu_options['mountpoint'] = Selector(str(_('Subvolume mountpoint')),
self._select_subvolume_mount_point if not self.action or self.action in (str(_('Add')),str(_('Edit'))) else None,
enabled=True)
self._menu_options['options'] = Selector(str(_('Subvolume options')),
self._select_subvolume_options if not self.action or self.action in (str(_('Add')),str(_('Edit'))) else None,
enabled=True)
self._menu_options['save'] = Selector(str(_('Save')),
exec_func=lambda n,v:True,
enabled=True)
self._menu_options['cancel'] = Selector(str(_('Cancel')),
# func = lambda pre:True,
exec_func=lambda n,v:self.fast_exit(n),
enabled=True)
self.cancel_action = 'cancel'
self.save_action = 'save'
self.bottom_list = [self.save_action,self.cancel_action]
def fast_exit(self,accion):
if self.option(accion).get_selection():
for item in self.list_options():
if self.option(item).is_mandatory():
self.option(item).set_mandatory(False)
return True
def exit_callback(self):
# we exit without moving data
if self.option(self.cancel_action).get_selection():
return
if not self.ds['name']:
return
else:
key = self.ds['name']
value = {}
if self.ds['mountpoint']:
value['mountpoint'] = self.ds['mountpoint']
if self.ds['options']:
value['options'] = self.ds['options']
self.data.update({key : value})
def _select_subvolume_name(self,value):
return TextInput(str(_("Subvolume name :")),value).run()
def _select_subvolume_mount_point(self,value):
return TextInput(str(_("Select a mount point :")),value).run()
def _select_subvolume_options(self,value):
# def __init__(self, title, p_options, skip=True, multi=False, default_option=None, sort=True):
return Menu(str(_("Select the desired subvolume options ")),['nodatacow','compress'],
skip=True,preset_values=value,multi=True).run()
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