def get_task(self, key_task):
"""Returns a task with the specified key from a file (default file=tasks.txt). If task not found,
return None
:param
'key_task': key of the selected tasks
:return: object Task or None, if task not found in file
"""
task = None
scanned_tasks = []
with open(self.path_to_task_file, 'r') as file:
for line in file:
current_task = Task()
current_task.load(line)
if current_task.key == key_task:
task = current_task
else:
scanned_tasks.append(line)
self.check_time(task)
self.save_scanned_tasks(
scanned_tasks) # return unsuccessful tasks in file
return task
def get_user_task(self, name_user):
"""Scanned all tasks in file and return list tasks when this user meeting in the attributes 'admins' and 'members'
(default file=tasks.txt)
:param
'name_user': name selected user
:return: list tasks with this user
"""
user_tasks = []
scanned_task = []
with open(self.path_to_task_file, 'r') as file:
for line in file:
task = Task()
task.load(line)
if name_user in task.admins:
user_tasks.append(task)
elif name_user in task.members:
user_tasks.append(task)
else:
scanned_task.append(line)
self.save_scanned_tasks(
scanned_task) # return unsuccessful tasks in file
return user_tasks
def get_keys_tasks(self):
"""Scanned all tasks in file and return list of task keys (default file=tasks.txt)
:return: list keys tasks
"""
keys_task = []
scanned_task = []
with open(self.path_to_task_file, 'r') as file:
for line in file:
task = Task()
task.load(line)
keys_task.append(task.key)
scanned_task.append(line)
self.save_scanned_tasks(
scanned_task) # return unsuccessful tasks in file
return keys_task
def get_all_tasks(self):
"""Returns all objects tasks of file and clear this (default file=tasks.txt)
:return: list objects Tasks of file
"""
tasks = []
with open(self.path_to_task_file, 'r') as file:
for line in file:
task = Task()
task.load(line)
tasks.append(task)
with open(self.path_to_task_file, 'w'):
pass
for task in tasks:
self.check_time(task)
return tasks
def get_free_key_task(self):
"""Generate unique key for tasks. Loads all tasks and returns the first random key. Max key counts = 500 (temp.)
:return: key in string format or None if count key=500
"""
keys = []
try:
with open(self.path_to_task_file, 'r') as file:
for line in file:
current_task = Task()
current_task.load(line)
keys.append(current_task.key)
except:
pass
while True:
if len(keys) == 500:
return None
key = random.randint(0, 500)
if key not in keys:
return str(key)
def get_all_users(self):
"""Scanned all tasks in file and return set name users meeting in the attributes 'admins' and 'members'
(default file=tasks.txt)
:return: set name users
"""
set_users = set()
scanned_task = []
with open(self.path_to_task_file, 'r') as file:
for line in file:
task = Task()
task.load(line)
for user in task.admins:
set_users.add(user)
for user in task.members:
set_users.add(user)
scanned_task.append(line)
self.save_scanned_tasks(
scanned_task) # return unsuccessful tasks in file
return set_users