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Improved Students, PartStudents and Groups view
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parent
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commit
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1 changed files with 110 additions and 106 deletions
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@ -3,8 +3,10 @@ from flask_admin.contrib.sqla.filters import BaseSQLAFilter
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from flask_admin.menu import MenuLink
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from flask_security import current_user, hash_password
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from sqlalchemy import func
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from wtforms import BooleanField, SelectField, TextField, RadioField
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from wtforms.validators import DataRequired, Email
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from wtforms import Form, BooleanField, SelectField, TextField, RadioField, FloatField
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from wtforms.validators import DataRequired, Email, Optional
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from flask_admin.contrib.sqla.fields import QuerySelectMultipleField, QuerySelectField
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from flask_admin.helpers import get_form_data
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from advlabdb import admin, app, db, user_datastore
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from advlabdb.configUtils import getConfig
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@ -59,6 +61,8 @@ class UserModelView(SecureModelView):
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try:
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model = user_datastore.create_user(email=email, password=passwordHash, roles=roles)
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self.on_model_change(form, model, True)
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self.session.commit()
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except Exception as ex:
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flash(ex, "error")
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@ -120,7 +124,9 @@ class SemesterModelView(SecureModelView):
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def create_model(self, form):
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try:
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model = Semester(label=form.semester_label.data + form.year.data)
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self.session.add(model)
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self.on_model_change(form, model, True)
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self.session.commit()
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except Exception as ex:
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flash(ex, "error")
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@ -183,108 +189,65 @@ class PartModelView(SecureModelView):
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class StudentModelView(SecureModelView):
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can_view_details = True
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column_list = ["student_number", "first_name", "last_name", "uni_email", "contact_email", "part_students"]
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column_details_list = column_list + ["bachelor_thesis", "bachelor_thesis_work_group", "note"]
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column_searchable_list = ["student_number", "uni_email", "contact_email", "first_name", "last_name"]
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form_columns = column_details_list + ["new_part_student_part", "new_part_student_group_number"]
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column_sortable_list = ["student_number", "first_name", "last_name"]
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column_searchable_list = column_sortable_list + ["uni_email", "contact_email"]
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form_excluded_columns = ["part_students"]
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form_args = {
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"uni_email": {"validators": [Email()]},
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"contact_email": {"validators": [Email()]},
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}
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partChoices = ["-"] + getConfig("partLabels")
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form_extra_fields = {
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"new_part_student_part": SelectField(
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"Part", choices=list(zip(partChoices, partChoices)), default=partChoices[0]
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),
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"new_part_student_group_number": TextField("Group number"),
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}
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def validate_form(self, form):
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if request.method == "POST":
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partLabel = form.new_part_student_part.data
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groupNumber = form.new_part_student_group_number.data
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if (partLabel != self.partChoices[0] and groupNumber == "") or (
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partLabel == self.partChoices[0] and groupNumber != ""
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):
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flash("You have to assign both part and group if you want to add a part student!", "danger")
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return False
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if partLabel != self.partChoices[0] and not partFromLabelInUserActiveSemester(partLabel):
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flash(f"Part {partLabel} is not created in {str(userActiveSemester())} yet!", "danger")
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return False
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if groupNumber != "":
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message = "The group number has to be an integer > 0 !"
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try:
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groupNumber = int(groupNumber)
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except Exception:
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flash(message, "danger")
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return False
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if groupNumber < 1:
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flash(message, "danger")
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return False
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return super().validate_form(form)
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def after_model_change(self, form, model, is_created):
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partLabel = form.new_part_student_part.data
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if partLabel != self.partChoices[0]:
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groupNumber = int(form.new_part_student_group_number.data)
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part = partFromLabelInUserActiveSemester(partLabel)
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group = Group.query.filter(Group.number == groupNumber, Group.part == part).first()
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if group is None:
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try:
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group = Group(number=groupNumber, part=part)
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self.session.add(group)
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self.session.commit()
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except Exception as ex:
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flash(ex, "error")
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self.session.rollback()
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return
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else:
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flash(f"Added the new group with number {str(groupNumber)} in part {str(part)}.", "success")
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try:
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partStudent = PartStudent(student=model, part=part, group=group)
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self.session.add(partStudent)
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self.session.commit()
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except Exception as ex:
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flash(ex, "error")
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self.session.rollback()
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else:
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flash("Added part student.", "success")
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class PartFilter(BaseSQLAFilter):
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def apply(self, query, value, alias=None):
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return query.filter(self.column == partFromLabelInUserActiveSemester(value).id)
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def operation(self):
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return "equals"
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def validate(self, value):
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if partFromLabelInUserActiveSemester(value):
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return True
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else:
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flash(f"Part {value} not found in your active semester {userActiveSemester()}!", "danger")
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return False
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def partQueryFactory():
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return Part.query.filter(Part.id.in_([part.id for part in userActiveSemester().parts]))
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class PartStudentModelView(SecureModelView):
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partLabels = getConfig("partLabels")
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column_filters = [PartFilter(PartStudent.part_id, "Part", options=list(zip(partLabels, partLabels)))]
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class CreateForm(Form):
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def studentQueryFactory():
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return Student.query
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form_excluded_columns = ["experiment_marks"]
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def groupQueryFactory():
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return Group.query.filter(Group.part_id.in_([part.id for part in userActiveSemester().parts]))
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student = QuerySelectField(
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"Student", query_factory=studentQueryFactory, validators=[DataRequired()], allow_blank=True, blank_text="-"
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)
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part = QuerySelectField(
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"Part", query_factory=partQueryFactory, validators=[DataRequired()], allow_blank=True, blank_text="-"
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)
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group = QuerySelectField("Group", query_factory=groupQueryFactory, allow_blank=True, blank_text="-")
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class EditForm(CreateForm):
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student = None
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part = None
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final_part_mark = FloatField("Final Part Mark", validators=[Optional()])
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form = EditForm
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column_filters = ["part", "student", "group"]
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partGroupPartMismatchException = "Part and groups part don't match!"
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def create_form(self, obj=None):
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form = self.CreateForm
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return form(get_form_data(), obj=obj)
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def on_model_change(self, form, model, is_created):
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if model.group and model.part != model.group.part:
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raise Exception(self.partGroupPartMismatchException)
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def handle_view_exception(self, exc):
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if exc.args[0] in (self.partGroupPartMismatchException):
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pass
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else:
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return super().handle_view_exception(exc)
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def get_query(self):
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return super().get_query().filter(PartStudent.part_id.in_([part.id for part in userActiveSemester().parts]))
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@ -298,21 +261,62 @@ class PartStudentModelView(SecureModelView):
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class GroupModelView(SecureModelView):
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partLabels = getConfig("partLabels")
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column_filters = [PartFilter(Group.part_id, "Part", options=list(zip(partLabels, partLabels)))]
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class CreateForm(Form):
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def partStudentsQueryFactory():
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return PartStudent.query.filter(PartStudent.part_id.in_([part.id for part in userActiveSemester().parts]))
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def validate_form(self, form):
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if request.method == "POST":
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if Group.query.filter(Group.number == form.number.data, Group.part == form.part.data).first():
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lastTakenGroupNumber = (
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Group.query.filter(Group.part == form.part.data).order_by(Group.number)[-1].number
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part = QuerySelectField(
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label="Part", query_factory=partQueryFactory, validators=[DataRequired()], allow_blank=True, blank_text="-"
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)
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flash(
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f"Group number taken in this part! Last group number taken in this part is {lastTakenGroupNumber}.",
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"warning",
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part_students = QuerySelectMultipleField(label="Part Students", query_factory=partStudentsQueryFactory)
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class EditForm(CreateForm):
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part = None
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form = EditForm
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column_list = ["number", "part", "part_students"]
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column_filters = ["part"]
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column_searchable_list = ["number"]
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partStudentPartPartMismatchException = "Part and StudentParts part don't match!"
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def create_model(self, form):
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try:
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orderedPartGroups = Group.query.filter(Group.part == form.part.data).order_by(Group.number)
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lastTakenGroupNumber = orderedPartGroups[-1].number if orderedPartGroups.count() > 0 else 0
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model = Group(
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number=lastTakenGroupNumber + 1,
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part_students=form.part_students.data,
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part=form.part.data,
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)
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return False
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return super().validate_form(form)
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self.session.add(model)
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self.on_model_change(form, model, True)
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self.session.commit()
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except Exception as ex:
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flash(ex, "error")
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self.session.rollback()
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else:
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self.after_model_change(form, model, True)
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return model
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def on_model_change(self, form, model, is_created):
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for partStudent in model.part_students:
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if model.part != partStudent.part:
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raise Exception(self.partStudentPartPartMismatchException)
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def handle_view_exception(self, exc):
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if exc.args[0] in (self.partStudentPartPartMismatchException):
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pass
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else:
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return super().handle_view_exception(exc)
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def create_form(self, obj=None):
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form = self.CreateForm
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return form(get_form_data(), obj=obj)
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def get_query(self):
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return super().get_query().filter(Group.part_id.in_([part.id for part in userActiveSemester().parts]))
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@ -335,7 +339,7 @@ class PartExperimentModelView(SecureModelView):
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column_list = ["experiment", "part", "assistants"]
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partLabels = getConfig("partLabels")
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column_filters = [PartFilter(PartExperiment.part_id, "Part", options=list(zip(partLabels, partLabels)))]
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column_filters = ["part"]
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def get_query(self):
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return super().get_query().filter(PartExperiment.part_id.in_([part.id for part in userActiveSemester().parts]))
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