117 lines
2.9 KiB
Python
117 lines
2.9 KiB
Python
from backend.model.student import Student
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from backend.model.tribe import Tribe
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from backend.repository.abstract_repository import AbstractRepository
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from backend.repository.student_sqlite_repository import StudentRepositoryError
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from backend.repository.tribe_sqlite_repository import TribeRepositoryError
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class TribeExists(Exception):
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pass
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class TribeDoesNotExist(Exception):
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pass
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class StudentExists(Exception):
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pass
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class StudentDoesExist(Exception):
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pass
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def add_tribe(name: str, level: str, tribe_repo: AbstractRepository, conn) -> Tribe:
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tribe = Tribe(name=name, level=level)
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try:
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tribe_repo.add(tribe)
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except TribeRepositoryError:
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raise TribeExists(f"The tribe {tribe.name} already exists")
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conn.commit()
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return tribe
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def update_tribe(name: str, level: str, tribe_repo: AbstractRepository, conn) -> Tribe:
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tribe = Tribe(name=name, level=level)
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try:
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tribe_repo.update(name=name, tribe=tribe)
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except TribeRepositoryError:
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raise TribeDoesNotExist(f"The tribe {name} does not exists you can't update it")
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conn.commit()
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return tribe
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def delete_tribe(name: str, tribe_repo: AbstractRepository, conn) -> None:
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try:
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tribe_repo.delete(name=name)
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except TribeRepositoryError:
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raise TribeDoesNotExist(f"The tribe {name} does not exists you can't delete it")
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conn.commit()
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def add_student(
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name: str,
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tribe: str,
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student_repo: AbstractRepository,
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tribe_repo: AbstractRepository,
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conn,
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) -> Student:
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try:
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_tribe = tribe_repo.get(tribe)
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except TribeRepositoryError:
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raise TribeDoesNotExist(
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f"The tribe {tribe} does not exists. Can't add a student in it"
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)
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student = Student(name=name, tribe=_tribe)
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try:
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student_repo.add(student)
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except StudentRepositoryError:
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raise StudentExists(f"The student {student.name} already exists. Can't add it.")
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conn.commit()
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return student
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def update_student(
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id: str,
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name: str,
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tribe: str,
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student_repo: AbstractRepository,
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tribe_repo: AbstractRepository,
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conn,
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) -> Student:
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try:
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_tribe = tribe_repo.get(tribe)
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except TribeRepositoryError:
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raise TribeDoesNotExist(
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f"The tribe {tribe} does not exists. Can't update a student with it"
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)
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student = Student(id=id, name=name, tribe=_tribe)
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try:
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student_repo.update(student)
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except StudentRepositoryError:
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raise StudentDoesExist(
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f"The student {student.name} ({student.id=}) does not exists. Can't update it."
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)
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conn.commit()
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return student
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def delete_student(
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id: str,
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student_repo: AbstractRepository,
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conn,
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) -> Student:
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try:
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student_repo.delete(id=id)
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except StudentRepositoryError:
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raise StudentDoesExist("The student with id {id} does not exists")
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conn.commit()
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