38 lines
1.4 KiB
Python
38 lines
1.4 KiB
Python
from apiflask import APIBlueprint
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from ...project_supervisor.models import ProjectSupervisor, YearGroupProjectSupervisors
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from ..models import Group
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from ...dependencies import db
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from ..schemas import ProjectSupervisorQuerySchema, ProjectSupervisorPaginationSchema
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from ...base.utils import paginate_models
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bp = APIBlueprint("registrations", __name__, url_prefix="/registrations")
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@bp.get('/<int:year_group_id>/')
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@bp.input(ProjectSupervisorQuerySchema, location='query')
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@bp.output(ProjectSupervisorPaginationSchema)
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def list_available_groups(year_group_id: int, query: dict) -> dict:
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page = query.get('page')
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per_page = query.get('per_page')
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available_groups = (YearGroupProjectSupervisors.limit_group - db.func.count(Group.id))
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ps_query = db.session. \
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query(ProjectSupervisor, available_groups). \
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join(Group, isouter=True). \
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join(YearGroupProjectSupervisors, isouter=True). \
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filter(YearGroupProjectSupervisors.year_group_id == year_group_id).\
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group_by(ProjectSupervisor.id)
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data = paginate_models(page, ps_query, per_page)
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project_supervisors = []
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for project_supervisor, available_groups in data['items']:
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setattr(project_supervisor, 'available_groups', available_groups)
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project_supervisors.append(project_supervisor)
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return {
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"project_supervisors": project_supervisors,
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"max_pages": data['max_pages']
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}
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