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

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from apiflask import APIBlueprint
from flask import abort
from flask_sqlalchemy import get_debug_queries
from ...dependencies import db
from ...examination_schedule.models import ExaminationSchedule, Enrollment, Committee
from ...project_supervisor.models import ProjectSupervisor
from ..schemas import WorkloadSchema
bp = APIBlueprint("workloads", __name__, url_prefix="/")
@bp.get('/examination_schedule/<int:examination_schedule_id>/workloads/')
@bp.output(WorkloadSchema)
def workloads_statistics(examination_schedule_id: int) -> dict:
es = ExaminationSchedule.query.filter_by(id=examination_schedule_id).first()
if es is None:
abort(404, "Not found examination schedule!")
statistics = db.session.query(
ProjectSupervisor.first_name + " " + ProjectSupervisor.last_name,
db.func.count(Enrollment.group_id),
db.func.count(Committee.id),
).join(Committee.members). \
join(Enrollment, isouter=True). \
group_by(ProjectSupervisor.id).all()
# print(statistics)
# print(len(statistics))
# print(get_debug_queries())
workloads = ({"full_name": s[0], "groups_assigned_to_his_committee": s[1], "assigned_to_committee": s[2]} for s in
statistics)
return {'workloads': workloads}