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#!python3
import contextlib
from logging import debug, info, warning, critical
from enum import Enum, auto as enum_auto
import yaml
#from . import utils
from stepper import Stepper
import steps_install, steps_remove
def strip_tar_ext(name):
ext = '.tar.lzip'
return name[:-len(ext)] if name.lower().endswith(ext) else name
_installer_steps_dict = {
'download': steps_install.step_rsync,
'extract': steps_install.step_extract,
'clean': steps_install.step_clean,
}
_remover_steps_dict = {
'remove': steps_remove.step_remove,
}
_updater_steps_dict = dict(**_remover_steps_dict, **_installer_steps_dict)
class GameStepper:
def __init__(self, conf):
self.game_installer = Stepper(conf, installer_steps_dict)
self.game_remover = Stepper(conf, remover_steps_dict)
self.game_updater = Stepper(conf, updater_steps_dict)
self.curent = None
def install(self, game_id):
if self.current:
return
self.current = self.game_installer
self.game_installer.start(self.conf.get_status(game_id))
def remove(self, game_id):
if self.current:
return
self.current = self.game_remover
self.game_remover.start(self.conf.get_status(game_id))
def update(self, game_id):
if self.current:
return
self.current = self.game_updater
self.game_updater.start(self.conf.get_status(game_id))
def stop(self):
if self.current:
self.current.stop()
self.current = None
def poll(self):
if self.current:
return self.current.poll()
class GameManager:
class State(Enum):
IDLE = enum_auto()
ONGOING = enum_auto()
def __init__(self, conf):
self.game_installer = Stepper(conf, installer_steps_dict)
self.game_remover = Stepper(conf, remover_steps_dict)
self.game_updater = Stepper(conf, updater_steps_dict)
#def __init__(self, games_data_yaml_path, games_dir):
# self.games_data_yaml_path = games_data_yaml_path
# self.games_dir = games_dir
# self.state = self.State.IDLE
# self.update_state = self.State.IDLE
# self.current_game_name = None
# self.current_game_item = None
# self.current_game_status = {}
# with open(games_data_yaml_path) as stream:
# self.games_data = yaml.safe_load(stream)
# self.game_installer = GameInstaller(
# self.games_data['repository']['host'],
# self.games_data['repository']['path'],
# self.games_dir,
# )
# self.game_remover = GameRemover(
# self.games_data['repository']['host'],
# self.games_data['repository']['path'],
# self.games_dir,
# )
def get_game_item(self, name):
self.current_game_item = next(
item
for item in self.games_data['games']
if item['name'] == name
)
return self.current_game_item
def get_game_status(self, name):
self.current_game_status = {}
with contextlib.suppress(FileNotFoundError):
with open(f'{self.conf.gamedir}/{name}.yaml') as stream:
self.current_game_status = yaml.safe_load(stream)
return self.current_game_status
def is_game_updatable(self, name):
#self. ### FIXME: Stopped here ?
if not self.current_game_name:
return False
ivers = self.current_game_status.get('installed_version', None)
# only call "updatable" if there was at least a version installed
# else, this is just an "installable" package.
if ivers is not None and ivers < self.current_game_item['version']:
return True
return False
def set_current_game(self, game_id):
if self.current_game_name == name:
return
self.current_game_name = name
self.get_game_item(name)
self.get_game_status(name)
def start_install(self, game_id):
if self.state != self.State.IDLE:
return
self.status = self.State.INSTALLING
self.set_current_game(name)
self.game_installer.start(
self.current_game_item,
game_status=self.current_game_status,
)
def start_remove(self, name):
if self.state != self.State.IDLE:
return
self.status = self.State.REMOVING
self.set_current_game(name)
self.game_remover.start(
self.current_game_item,
game_status=self.current_game_status,
)
def start_update(self, name):
if self.state != self.State.IDLE:
return
self.status = self.State.UPDATING_REMOVING
self.set_current_game(name)
self.game_remover.start(
self.current_game_item,
game_status=self.current_game_status,
)
def stop(self):
self.state = self.State.IDLE
self.game_remover.stop()
self.game_installer.stop()
def poll(self):
entry_state = self.state
return_value = {
self.State.IDLE: (lambda: GameManagerBase.State.IDLE, 0, 0),
self.State.INSTALLING: self.game_installer.poll,
self.State.REMOVING: self.game_remover.poll,
self.State.UPDATING_REMOVING: self.game_remover.poll,
self.State.UPDATING_INSTALLING: self.game_installer.poll,
}[entry_state]()
if return_value[0] == GameManagerBase.Sate.IDLE:
self.state = self.State.IDLE
if entry_state == self.State.UPDATING_REMOVING:
self.start_install(self.current_game_name)
return_value = self.poll()
return self.state, return_value[1], return_value[2]
|
