88 lines
2.5 KiB
Python
88 lines
2.5 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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class StudentRepositoryError(Exception):
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pass
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class StudentSQLiteRepository(AbstractRepository):
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def __init__(self, conn) -> None:
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self.conn = conn
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def add(self, student: Student) -> None:
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self.conn.execute(
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"""
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INSERT INTO students(id, name, tribe_name) VALUES (?, ?, ?)
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""",
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(
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student.id,
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student.name,
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student.tribe.name,
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),
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)
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def update(self, student: Student) -> None:
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search_student = self.conn.execute(
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"""
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SELECT id FROM students WHERE id=:id
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""",
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{"id": student.id},
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).fetchone()
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if search_student is None:
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raise StudentRepositoryError(f"The student ({student.id=}) does not exists")
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self.conn.execute(
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"""
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UPDATE students SET name=:newname, tribe_name=:newtribe WHERE id=:id
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""",
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{
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"newname": student.name,
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"newtribe": student.tribe.name,
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"id": student.id,
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},
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)
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def _rebuild_student(self, row: tuple, tribes: list[Tribe]) -> Student:
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print(row)
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print([t.name for t in tribes])
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tribe = next(filter(lambda t: t.name == row[2], tribes))
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return Student(id=row[0], name=row[1], tribe=tribe)
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def get(self, id: str, tribes: list[Tribe]) -> Student:
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cursor = self.conn.cursor()
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cursor.execute(
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"""
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SELECT id, name, tribe_name FROM students WHERE id=?
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""",
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(id,),
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)
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row = cursor.fetchone()
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if row:
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return self._rebuild_student(row, tribes)
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raise ValueError(f"The student ({id=}) does not exists")
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def list(self, tribes: list[Tribe]) -> list[Student]:
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cursor = self.conn.cursor()
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cursor.execute(
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"""
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SELECT * FROM students
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"""
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)
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rows = cursor.fetchall()
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return [self._rebuild_student(r, tribes) for r in rows]
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def delete(self, student: Student) -> None:
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self.conn.execute(
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"""
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DELETE FROM students WHERE id=:id
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""",
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{
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"id": student.id,
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},
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)
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