system-pri/backend/app/coordinator/routes/groups.py

167 lines
4.9 KiB
Python

from apiflask import APIBlueprint
from flask import abort
from ...base.schemas import MessageSchema
from ...base.utils import paginate_models
from ...dependencies import db
from ...project_supervisor.models import ProjectSupervisor
from ...students.models import Group, ProjectGradeSheet, Student, YearGroup
from ..schemas.groups import (
GroupCreateSchema,
GroupEditSchema,
GroupQuerySchema,
GroupSetGradeSchema,
GroupsPaginationSchema,
)
from ..schemas.students import DetailGroupSchema
from ..utils import attach_grade_to_group_models
bp = APIBlueprint("groups", __name__, url_prefix="/groups")
@bp.get("/<int:year_group_id>/")
@bp.input(GroupQuerySchema, location="query")
@bp.output(GroupsPaginationSchema)
def list_groups(year_group_id: int, query: dict) -> dict:
search_name = query.get("name")
page = query.get("page")
per_page = query.get("per_page")
groups_query = Group.search_by_name(year_group_id, search_name)
data = paginate_models(page, groups_query, per_page)
items = data["items"]
attach_grade_to_group_models(items)
return {"groups": items, "max_pages": data["max_pages"]}
@bp.post("/<int:year_group_id>/")
@bp.input(GroupCreateSchema)
@bp.output(MessageSchema, status_code=201)
def create_group(year_group_id: int, data: dict) -> dict:
name = data["name"]
students_ids = data["students"]
project_supervisor_id = data["project_supervisor_id"]
yg = YearGroup.query.filter(YearGroup.id == year_group_id).first()
if yg is None:
abort(404, "Not found year group!")
project_supervisor = ProjectSupervisor.query.filter_by(
id=project_supervisor_id
).first()
if project_supervisor is None:
abort(404, "Not found project supervisor!")
group = Group(
name=name,
project_supervisor_id=project_supervisor_id,
year_group_id=year_group_id,
)
students_without_groups = (
db.session.query(Student, Group)
.join(Group, Student.groups)
.filter(Group.year_group_id == year_group_id)
.filter(db.or_(*[Student.id == st_id for st_id in students_ids]))
.all()
)
if len(students_without_groups) > 0:
abort(400, "One or more students have already belonged to group!")
students = db.session.query(Student).filter(Student.id.in_(students_ids)).all()
if len(students) != len(students_ids):
abort(404, "Not found students!")
db.session.add(group)
db.session.commit()
for student in students:
group.students.append(student)
pgs = ProjectGradeSheet(group_id=group.id)
db.session.add(pgs)
db.session.commit()
return {"message": "Group was created!"}
@bp.get("/<int:group_id>/detail/")
@bp.output(DetailGroupSchema)
def detail_group(group_id: int) -> Group:
group = Group.query.filter_by(id=group_id).first()
if group is None:
abort(404, "Not found group!")
attach_grade_to_group_models([group])
return group
@bp.delete("/<int:group_id>/")
@bp.output(MessageSchema, status_code=202)
def delete_group(group_id: int) -> dict:
group = Group.query.filter_by(id=group_id).first()
if group is None:
abort(404, "Not found group!")
group.students = []
db.session.delete(group)
db.session.commit()
return {"message": "Group was deleted!"}
@bp.put("/<int:group_id>/")
@bp.input(GroupEditSchema)
@bp.output(MessageSchema)
def edit_group(group_id: int, data: dict) -> dict:
if not data:
abort(400, "You have passed empty data!")
group_query = Group.query.filter_by(id=group_id)
group = group_query.first()
if group is None:
abort(404, "Not found group!")
students_ids = data.get("students")
name = data.get("name")
project_supervisor_id = data.get("project_supervisor_id")
if students_ids is not None:
students = db.session.query(Student).filter(Student.id.in_(students_ids)).all()
if len(students_ids) != len(students):
abort(404, "Not found students!")
group.students = students
if name is not None:
group.name = name
if project_supervisor_id is not None:
ps = ProjectSupervisor.query.filter(
ProjectSupervisor.id == project_supervisor_id
).first()
if ps is None:
abort(404, "Not found project supervisor!")
group.project_supervisor_id = project_supervisor_id
db.session.commit()
return {"message": "Group was updated!"}
@bp.put("/<int:group_id>/set-grades/")
@bp.input(GroupSetGradeSchema)
@bp.output(MessageSchema)
def set_grade_for_group(group_id: int, data: dict) -> dict:
if not data:
abort(400, "You have passed empty data!")
group_query = Group.query.filter_by(id=group_id)
group = group_query.first()
if group is None:
abort(404, "Not found group!")
group_query.update(data)
db.session.commit()
return {"message": "Grade was updated!"}