Added checkAndInit to GroupExperiment and repr() to all Models

README.md

@@ -51,6 +51,8 @@ This URL leads to the home page where you can login with this testing admin acco
 
 # To-Do:
 - Rest of admin model views
+- Calculate final experiment and part mark
+- Check if passed in GroupExperiment.checkAndInit
 - Assistants space
 - Deactivate assistants account after a while if not assigned to experiments
 - Homepage text changeable

advlabdb/modelViews.py

@@ -159,11 +159,11 @@ class SemesterView(SecureModelView):
 
         setUserActiveSemester(model.id)
 
+        try:
             if form.transfer_parts.data:
                 model.transferPartsFrom(oldSemester)
 
             if form.transfer_semester_experiments.data:
-            try:
                 for semesterExperiment in oldSemester.semester_experiments:
                     newSemesterExperiment = SemesterExperiment(
                         experiment=semesterExperiment.experiment, semester=userActiveSemester()
@@ -171,6 +171,7 @@ class SemesterView(SecureModelView):
                     if form.transfer_assistants.data:
                         newSemesterExperiment.assistants = semesterExperiment.assistants
                     self.session.add(newSemesterExperiment)
+
             self.session.commit()
         except Exception as ex:
             flash(ex, "error")
@@ -292,7 +293,7 @@ class GroupView(SecureModelView):
 
     form = EditForm
 
-    column_list = ["number", "part", "part_students"]
+    column_list = ["number", "part", "part_students", "group_experiments"]
     column_filters = ["number", "part"]
 
     partStudentPartPartMismatchException = "Part and StudentParts part don't match!"
@@ -429,7 +430,9 @@ class GroupExperimentView(SecureModelView):
 
     def create_model(self, form):
         try:
-            model = GroupExperiment(semester_experiment=form.semester_experiment.data, group=form.group.data)
+            model = GroupExperiment.checkAndInit(
+                semester_experiment=form.semester_experiment.data, group=form.group.data
+            )
 
             self.session.add(model)
 
@@ -466,6 +469,7 @@ class GroupExperimentView(SecureModelView):
 
             self.session.rollback()
         else:
+            if model.appointments:
                 flash(f"Appointments {model.appointments} added.", "success")
 
             self.after_model_change(form, model, True)

advlabdb/models.py

@@ -27,8 +27,11 @@ class Student(db.Model):
     note = db.Column(db.Text, nullable=True)
     part_students = db.relationship("PartStudent", backref="student", lazy=True)
 
+    def repr(self):
+        return f"{self.first_name} {self.last_name}"
+
     def __repr__(self):
-        return f"<Student: {self.first_name} {self.last_name}>"
+        return f"<STD {self.repr()}>"
 
 
 class PartStudent(db.Model):
@@ -40,8 +43,11 @@ class PartStudent(db.Model):
     group_id = db.Column(db.Integer, db.ForeignKey("group.id"), nullable=True)
     experiment_marks = db.relationship("ExperimentMark", backref="part_student", lazy=True)
 
+    def repr(self):
+        return f"{self.student.repr()} {self.part.repr()}"
+
     def __repr__(self):
-        return f"<PartStudent: {self.student} in {self.part}>"
+        return f"<PARTSTD {self.repr()}>"
 
 
 class Group(db.Model):
@@ -51,8 +57,11 @@ class Group(db.Model):
     part_students = db.relationship("PartStudent", backref="group", lazy=True)
     group_experiments = db.relationship("GroupExperiment", backref="group", lazy=True)
 
+    def repr(self):
+        return f"{self.number} {self.part.repr()}"
+
     def __repr__(self):
-        return f"<Group {self.number} {Part.query.get(self.part_id)}>"
+        return f"<GR {self.repr()}>"
 
 
 class GroupExperiment(db.Model):
@@ -63,6 +72,30 @@ class GroupExperiment(db.Model):
     appointments = db.relationship("Appointment", backref="group_experiment", lazy=True)
     experiment_marks = db.relationship("ExperimentMark", backref="group_experiment", lazy=True)
 
+    def repr(self):
+        return f"SemExp {self.semester_experiment.repr()}; Gr {self.group.repr()}"
+
+    def __repr__(self):
+        return f"<GREXP {self.repr()}>"
+
+    def checkAndInit(semester_experiment, group):
+        for partStudent in group.part_students:
+            student = partStudent.student
+            for partStudent in student.part_students:
+                for experimentMark in partStudent.experiment_marks:
+                    if (
+                        experimentMark.group_experiment.semester_experiment.experiment == semester_experiment.experiment
+                    ):  # TODO Check if passed
+                        raise Exception(
+                            f"{student} has already done {semester_experiment.experiment} in {partStudent.part}!"
+                        )
+
+        for groupExperiment in group.group_experiments:
+            if groupExperiment.semester_experiment == semester_experiment:  # TODO: What if did not pass?
+                raise Exception(f"{group} already has {semester_experiment}!")
+
+        return GroupExperiment(semester_experiment=semester_experiment, group=group)
+
 
 class Experiment(db.Model):
     id = db.Column(db.Integer, primary_key=True)
@@ -80,8 +113,11 @@ class Experiment(db.Model):
     final_weighting = db.Column(db.Float, nullable=False)
     semester_experiments = db.relationship("SemesterExperiment", backref="experiment", lazy=True)
 
+    def repr(self):
+        return f"{self.number}"
+
     def __repr__(self):
-        return f"<Exp {self.number}>"
+        return f"<EXP {self.repr()}>"
 
 
 # Helper table for the many to many relationship between Assistant and SemesterExperiment
@@ -102,6 +138,12 @@ class SemesterExperiment(db.Model):
     )
     group_experiments = db.relationship("GroupExperiment", backref="semester_experiment", lazy=True)
 
+    def repr(self):
+        return f"{self.experiment.repr()} {self.semester.repr()}"
+
+    def __repr__(self):
+        return f"<SEMEXP {self.repr()}>"
+
 
 class Assistant(db.Model):
     id = db.Column(db.Integer, primary_key=True)
@@ -116,8 +158,11 @@ class Assistant(db.Model):
     appointments = db.relationship("Appointment", backref="assistant", lazy=True)
     experiment_marks = db.relationship("ExperimentMark", backref="assistant", lazy=True)
 
+    def repr(self):
+        return f"{self.first_name} {self.last_name}"
+
     def __repr__(self):
-        return f"<Assistant: {self.first_name} {self.last_name}>"
+        return f"<ASST: {self.repr()}>"
 
 
 class Appointment(db.Model):
@@ -127,6 +172,12 @@ class Appointment(db.Model):
     group_experiment_id = db.Column(db.Integer, db.ForeignKey("group_experiment.id"), nullable=False)
     assistant_id = db.Column(db.Integer, db.ForeignKey("assistant.id"), nullable=False)
 
+    def repr(self):
+        return f"{self.date} {self.group_experiment.repr()}"
+
+    def __repr__(self):
+        return f"<APPT {self.repr()}>"
+
 
 class Part(db.Model):
     id = db.Column(db.Integer, primary_key=True)
@@ -135,8 +186,11 @@ class Part(db.Model):
     part_students = db.relationship("PartStudent", backref="part", lazy=True)
     groups = db.relationship("Group", backref="part", lazy=True)
 
+    def repr(self):
+        return f"{self.label} {self.semester.repr()}"
+
     def __repr__(self):
-        return f"<Part {self.label} {Semester.query.get(self.semester_id).label}>"
+        return f"<PART {self.repr()}>"
 
 
 class Semester(db.Model):
@@ -145,11 +199,13 @@ class Semester(db.Model):
     parts = db.relationship("Part", backref="semester", lazy=True)
     semester_experiments = db.relationship("SemesterExperiment", backref="semester", lazy=True)
 
+    def repr(self):
+        return f"{self.label}"
+
     def __repr__(self):
-        return f"<{self.label}>"
+        return f"<SEM {self.repr()}>"
 
     def transferPartsFrom(self, oldSemester):
-        try:
         if oldSemester:
             partLabels = [part.label for part in oldSemester.parts]
         else:
@@ -158,15 +214,6 @@ class Semester(db.Model):
         for partLabel in partLabels:
             db.session.add(Part(label=partLabel, semester=self))
 
-            db.session.commit()
-        except Exception as ex:
-            if has_request_context():
-                flash(ex, "error")
-            else:
-                print(ex)
-
-            db.session.rollback()
-
 
 class ExperimentMark(db.Model):
     # A mark for a student after a specific experiment
@@ -177,17 +224,29 @@ class ExperimentMark(db.Model):
     group_experiment_id = db.Column(db.Integer, db.ForeignKey("group_experiment.id"), nullable=False)
     assistant_id = db.Column(
         db.Integer, db.ForeignKey("assistant.id"), nullable=True
-    )  # The assistant who gives the mark
+    )  # The assistant who gave the mark
+
+    def repr(self):
+        return f"Oral {round(self.oral_mark, 1)}; Prot {round(self.protocol_mark, 1)}"
+
+    def __repr__(self):
+        return f"<EXPMARL {self.repr()}>"
 
 
 class User(db.Model, FsUserMixin):
     assistant = db.relationship("Assistant", backref="user", lazy=True, uselist=False)
     active_semester_id = db.Column(db.Integer, nullable=True)
 
+    def repr(self):
+        return f"{self.email}"
+
     def __repr__(self):
-        return f"<User {self.email}>"
+        return f"<USR {self.repr()}>"
 
 
 class Role(db.Model, FsRoleMixin):
+    def repr(self):
+        return f"{self.name}"
+
     def __repr__(self):
-        return f"<{self.name}>"
+        return f"<ROLE {self.repr()}>"

testDB.py

@@ -16,7 +16,7 @@ with app.app_context():
     db.session.add(sem2)
 
     sem1.transferPartsFrom(None)
-    sem2.transferPartsFrom(None)
+    sem2.transferPartsFrom(sem1)
 
     parta1 = sem2.parts[0]
     partb2 = sem2.parts[1]