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util.py
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util.py
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"""Utilities"""
from data_config import *
class SubjectError(Exception):
pass
class SubjectNameError(Exception):
pass
class SubjectAttributeError(Exception):
pass
class MessageError(Exception):
pass
class MessageAttributeError(Exception):
pass
class UserError(Exception):
pass
class UserAdminError(Exception):
pass
class UserOwnerError(Exception):
pass
def get_real_subject(subject_name: str) -> list[str]:
subject_name = ' '.join(subject_name.split()).lower()
if subject_name in subject_data:
return [subject_name, subject_data[subject_name]['real']]
for name in subject_data:
if subject_name in subject_data[name]['alias']:
return [name, subject_data[name]['real']]
raise SubjectError(f'There is no such subject as {subject_name}!')
def add_subject(subject_name: str, owner: int) -> list[str]:
subject_name = ' '.join(subject_name.split())
if subject_name.lower() == 'all':
raise SubjectNameError('You can\'t add an \'all\' subject!')
if subject_name.lower() == 'subscribed':
raise SubjectNameError('You can\'t add a \'subscribed\' subject!')
if subject_name.lower() in subject_data:
raise SubjectError(f'The subject {get_real_subject(subject_name.lower())[1]} already exists!')
for subject in subject_data:
if subject_name.lower() in subject_data[subject]['alias']:
raise SubjectAttributeError(f'{subject_name} already exists as an alias to {get_real_subject(subject)[1]}!')
subject_generate_default_data(subject_name)
subject_data[subject_name.lower()]['real'] = subject_name
subject_data[subject_name.lower()]['owner'] = owner
subject_data[subject_name.lower()]['admin'].append(owner)
subject_data[subject_name.lower()]['students'].append(owner)
if owner not in user_data:
user_generate_default_data(owner)
user_data[owner]['classes'][subject_name.lower()] = (UserClass(name=subject_name, permission_level=2).to_dict())
return get_real_subject(subject_name)
def remove_subject(subject_name: str) -> None:
subject_name = ' '.join(subject_name.split()).lower()
if subject_name in subject_data:
remove_all_users_subject(subject_name)
del subject_data[subject_name]
return
raise SubjectError(f'There is no such subject as {subject_name}!')
def get_subject_alias(subject_name: str) -> list[str]:
subject_name = ' '.join(subject_name.split()).lower()
if subject_name in subject_data:
return subject_data[subject_name]['alias']
raise SubjectError(f'There is no such subject as {subject_name}!')
def add_subject_alias(subject_name: str, subject_alias: str) -> None:
subject_name = ' '.join(subject_name.split()).lower()
if subject_name in subject_data:
for alias in subject_data[subject_name]['alias']:
if alias.lower() == subject_alias:
raise SubjectAttributeError(f'{subject_alias} already exists as an alias to '
f'{get_real_subject(subject_name)[1]}!')
subject_data[subject_name]['alias'].append(subject_alias)
return
raise SubjectError(f'There is no such subject as {subject_name}!')
def remove_subject_alias(subject_name: str, subject_alias: str) -> None:
subject_name = ' '.join(subject_name.split()).lower()
if subject_name in subject_data:
for alias in subject_data[subject_name]['alias']:
if alias.lower() == subject_alias:
subject_data[subject_name]['alias'].remove(subject_alias)
return
raise SubjectAttributeError(f'There is no such alias as {subject_alias} in '
f'{get_real_subject(subject_name)[1]}!')
raise SubjectError(f'There is no such subject as {subject_name}!')
def get_subject_description(subject_name: str) -> str:
subject_name = ' '.join(subject_name.split()).lower()
if subject_name in subject_data:
return subject_data[subject_name]['description']
raise SubjectError(f'There is no such subject as {subject_name}!')
def set_subject_description(subject_name: str, subject_description: str) -> None:
subject_name = ' '.join(subject_name.split()).lower()
if subject_name in subject_data:
if subject_data[subject_name]['description'] == subject_description.lower():
if subject_description.lower() == 'no description':
raise SubjectAttributeError(f'{get_real_subject(subject_name)[1]} has no description to clear!')
raise SubjectAttributeError(f'{subject_description} is already the description of '
f'{get_real_subject(subject_name)[1]}!')
subject_data[subject_name]['description'] = subject_description
return
raise SubjectError(f'There is no such subject as {subject_name}!')
def get_subject_homework(subject_name: str) -> list[str]:
subject_name = ' '.join(subject_name.split()).lower()
if subject_name in subject_data:
homework = []
for h in subject_data[subject_name]['homework']:
homework.append(f'''{subject_data[subject_name]['homework'][h]['name']}, '''
f'''due {subject_data[subject_name]['homework'][h]['due_date']}''')
return homework
raise SubjectError(f'There is no such subject as {subject_name}!')
def get_subject_homework_names(subject_name: str) -> list[str]:
subject_name = ' '.join(subject_name.split()).lower()
if subject_name in subject_data:
homework = []
for h in subject_data[subject_name]['homework']:
homework.append(subject_data[subject_name]['homework'][h]['name'])
return homework
raise SubjectError(f'There is no such subject as {subject_name}!')
def add_subject_homework(subject_name: str, homework: str, due_date: str) -> None:
subject_name = ' '.join(subject_name.split()).lower()
homework = ' '.join(homework.split())
if subject_name in subject_data:
for h in subject_data[subject_name]['homework']:
if homework.lower() == subject_data[subject_name]['homework'][h]['description']:
raise SubjectAttributeError(f'You can\'t duplicate homework assignments!')
subject_data[subject_name]['homework'][homework] = Work(name=homework,
description=homework.lower(),
due_date=due_date).to_dict()
return
raise SubjectError(f'There is no such subject as {subject_name}!')
def remove_subject_homework(subject_name: str, homework: str) -> str:
subject_name = ' '.join(subject_name.split()).lower()
homework = ' '.join(homework.split())
if subject_name in subject_data:
for h in subject_data[subject_name]['homework']:
if homework.lower() == subject_data[subject_name]['homework'][h]['description']:
real_name = subject_data[subject_name]['homework'][h]['name']
del subject_data[subject_name]['homework'][h]
return real_name
raise SubjectAttributeError(f'{homework} doesn\'t exist!')
raise SubjectError(f'There is no such subject as {subject_name}!')
def clear_subject_homework(subject_name: str) -> None:
subject_name = ' '.join(subject_name.split()).lower()
if subject_name in subject_data:
subject_data[subject_name]['homework'].clear()
return
raise SubjectError(f'There is no such subject as {subject_name}!')
def get_subject_projects(subject_name: str) -> list[str]:
subject_name = ' '.join(subject_name.split()).lower()
if subject_name in subject_data:
projects = []
for p in subject_data[subject_name]['project']:
projects.append(f'''{subject_data[subject_name]['project'][p]['name']}, '''
f'''due {subject_data[subject_name]['project'][p]['due_date']}''')
return projects
raise SubjectError(f'There is no such subject as {subject_name}!')
def get_subject_project_names(subject_name: str) -> list[str]:
subject_name = ' '.join(subject_name.split()).lower()
if subject_name in subject_data:
projects = []
for p in subject_data[subject_name]['project']:
projects.append(subject_data[subject_name]['project'][p]['name'])
return projects
raise SubjectError(f'There is no such subject as {subject_name}!')
def add_subject_project(subject_name: str, project: str, due_date: str) -> None:
subject_name = ' '.join(subject_name.split()).lower()
project = ' '.join(project.split())
if subject_name in subject_data:
for p in subject_data[subject_name]['project']:
if project.lower() == subject_data[subject_name]['project'][p]['description']:
raise SubjectAttributeError(f'You can\'t duplicate projects!')
subject_data[subject_name]['project'][project] = Work(name=project,
description=project.lower(),
due_date=due_date).to_dict()
return
raise SubjectError(f'There is no such subject as {subject_name}!')
def remove_subject_project(subject_name: str, project: str) -> str:
subject_name = ' '.join(subject_name.split()).lower()
project = ' '.join(project.split())
if subject_name in subject_data:
for p in subject_data[subject_name]['project']:
if project.lower() == subject_data[subject_name]['project'][p]['description']:
real_name = subject_data[subject_name]['project'][p]['name']
del subject_data[subject_name]['project'][p]
return real_name
raise SubjectAttributeError(f'{project} doesn\'t exist!')
raise SubjectError(f'There is no such subject as {subject_name}!')
def clear_subject_projects(subject_name: str) -> None:
subject_name = ' '.join(subject_name.split()).lower()
if subject_name in subject_data:
subject_data[subject_name]['project'].clear()
return
raise SubjectError(f'There is no such subject as {subject_name}!')
def get_subject_tests(subject_name: str) -> list[str]:
subject_name = ' '.join(subject_name.split()).lower()
if subject_name in subject_data:
tests = []
for t in subject_data[subject_name]['test']:
tests.append(f'''{subject_data[subject_name]['test'][t]['name']}, '''
f'''due {subject_data[subject_name]['test'][t]['due_date']}''')
return tests
raise SubjectError(f'There is no such subject as {subject_name}!')
def get_subject_test_names(subject_name: str) -> list[str]:
subject_name = ' '.join(subject_name.split()).lower()
if subject_name in subject_data:
tests = []
for t in subject_data[subject_name]['test']:
tests.append(subject_data[subject_name]['test'][t]['name'])
return tests
raise SubjectError(f'There is no such subject as {subject_name}!')
def add_subject_test(subject_name: str, test: str, due_date: str) -> None:
subject_name = ' '.join(subject_name.split()).lower()
test = ' '.join(test.split())
if subject_name in subject_data:
for t in subject_data[subject_name]['test']:
if test.lower() == subject_data[subject_name]['test'][t]['description']:
raise SubjectAttributeError(f'You can\'t duplicate tests!')
subject_data[subject_name]['test'][test] = Work(name=test,
description=test.lower(),
due_date=due_date).to_dict()
return
raise SubjectError(f'There is no such subject as {subject_name}!')
def remove_subject_test(subject_name: str, test: str) -> str:
subject_name = ' '.join(subject_name.split()).lower()
test = ' '.join(test.split())
if subject_name in subject_data:
for t in subject_data[subject_name]['test']:
if test.lower() == subject_data[subject_name]['test'][t]['description']:
real_name = subject_data[subject_name]['test'][t]['name']
del subject_data[subject_name]['test'][t]
return real_name
raise SubjectAttributeError(f'{test} doesn\'t exist!')
raise SubjectError(f'There is no such subject as {subject_name}!')
def clear_subject_tests(subject_name: str) -> None:
subject_name = ' '.join(subject_name.split()).lower()
if subject_name in subject_data:
subject_data[subject_name]['test'].clear()
return
raise SubjectError(f'There is no such subject as {subject_name}!')
def generate_message_listener(message_id: int, emojis: list[str], roles: list[int]):
if len(emojis) != len(roles):
print('here')
raise MessageAttributeError('Emojis cannot be listened to with respective roles!')
message_generate_default_data(message_id)
for emoji, role in zip(emojis, roles):
message_listener[message_id]['emoji'].append(emoji)
message_listener[message_id]['role'].append(role)
def remove_message_listener(message_id: int):
if message_id not in message_listener:
raise MessageError('This message does not have any listeners!')
del message_listener[message_id]
def get_user_subjects(user_id: int) -> list[str]:
if user_id not in user_data:
user_generate_default_data(user_id)
return user_data[user_id]['classes']
def get_admin_subjects(user_id: int) -> list[str]:
if user_id not in user_data:
user_generate_default_data(user_id)
admin_classes = [c for c in user_data[user_id]['classes'] if c['permission_level'] == 2]
return admin_classes
def add_user_subject(user_id: int, subject_name: str) -> None:
if user_id not in user_data:
user_generate_default_data(user_id)
if subject_name in subject_data:
if is_subscribed(user_id, subject_name):
raise UserError(f'You are already subscribed to {get_real_subject(subject_name)[1]}!')
user_data[user_id]['classes'][subject_name] = (UserClass(name=subject_name, permission_level=0).to_dict())
subject_data[subject_name]['students'].append(user_id)
return
raise SubjectError(f'There is no such subject as {subject_name}!')
def remove_user_subject(user_id: int, subject_name: str) -> None:
if user_id not in user_data:
user_generate_default_data(user_id)
if is_owner(user_id, subject_name):
raise UserOwnerError(f'An owner of the subject cannot unsubscribe!')
if subject_name in user_data[user_id]['classes']:
del user_data[user_id]['classes'][subject_name]
subject_data[subject_name]['students'].remove(user_id)
return
raise UserError(f'You are already not subscribed to {get_real_subject(subject_name)[1]}!')
def remove_all_users_subject(subject_name: str) -> None:
for user_id in user_data:
if subject_name in user_data[user_id]['classes']:
del user_data[user_id]['classes'][subject_name]
def add_admin_subject(user_mention: str, subject_name: str) -> None:
user_id = int(user_mention[2:-1])
if user_id not in user_data:
user_generate_default_data(user_id)
if subject_name in subject_data:
if not is_subscribed(user_id, subject_name):
raise UserError(f'{user_mention} is not subscribed to {get_real_subject(subject_name)[1]}!')
if is_admin(user_id, subject_name):
raise UserError(f'{user_mention} is already an admin of {get_real_subject(subject_name)[1]}!')
user_data[user_id]['classes'][subject_name]['permission_level'] = 1
subject_data[subject_name]['admin'].append(user_id)
return
raise SubjectError(f'There is no such subject as {subject_name}!')
def remove_admin_subject(user_mention: str, subject_name: str) -> None:
user_id = int(user_mention[2:-1])
if user_id not in user_data:
user_generate_default_data(user_id)
elif is_owner(user_id, subject_name):
raise UserOwnerError(f'The owner cannot be removed as admin of their own subject!')
elif is_admin(user_id, subject_name):
user_data[user_id]['classes'][subject_name]['permission_level'] = 0
subject_data[subject_name]['admin'].remove(user_id)
return
raise UserError(f'{user_mention} is not an admin of {get_real_subject(subject_name)[1]}!')
def is_subscribed(user_id: int, subject_name: str) -> bool:
if user_id not in user_data:
user_generate_default_data(user_id)
return False
return subject_name in user_data[user_id]['classes']
def is_admin(user_id: int, subject_name: str) -> bool:
if user_id not in user_data:
user_generate_default_data(user_id)
return False
if subject_name not in user_data[user_id]['classes']:
return False
return int(user_data[user_id]['classes'][subject_name]['permission_level']) >= 1
def is_owner(user_id: int, subject_name: str) -> bool:
if user_id not in user_data:
user_generate_default_data(user_id)
return False
if subject_name not in user_data[user_id]['classes']:
return False
return int(user_data[user_id]['classes'][subject_name]['permission_level']) == 2