update Group model - add grades field, add set grade for group endpoint for coordinator view

backend/app/coordinator/routes/groups.py

@@ -10,10 +10,11 @@ from ..schemas.groups import (
     GroupCreateSchema,
     GroupEditSchema,
     GroupQuerySchema,
+    GroupSetGradeSchema,
     GroupsPaginationSchema,
 )
 from ..schemas.students import DetailGroupSchema
-from ..utils import attach_points_for_first_and_second_term_to_group_models
+from ..utils import attach_grade_to_group_models
 
 bp = APIBlueprint("groups", __name__, url_prefix="/groups")
 
@@ -28,10 +29,8 @@ def list_groups(year_group_id: int, query: dict) -> dict:
 
     groups_query = Group.search_by_name(year_group_id, search_name)
     data = paginate_models(page, groups_query, per_page)
-
     items = data["items"]
-    attach_points_for_first_and_second_term_to_group_models(items)
-
+    attach_grade_to_group_models(items)
     return {"groups": items, "max_pages": data["max_pages"]}
 
 
@@ -93,7 +92,7 @@ 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_points_for_first_and_second_term_to_group_models([group])
+    attach_grade_to_group_models([group])
     return group
 
 
@@ -146,3 +145,22 @@ def edit_group(group_id: int, data: dict) -> dict:
 
     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!"}

backend/app/coordinator/schemas/groups.py

@@ -28,3 +28,8 @@ class GroupEditSchema(Schema):
 
 class GroupIdSchema(Schema):
     group_id = fields.Integer(required=True)
+
+
+class GroupSetGradeSchema(Schema):
+    grade_for_first_term = fields.Float()
+    grade_for_second_term = fields.Float()

backend/app/coordinator/utils.py

@@ -272,13 +272,10 @@ def grade_in_percentage(term_key: str, term_points: dict) -> str:
 
 
 def calculate_points_for_both_terms(
-    weights: dict, project_grade_sheets: List[ProjectGradeSheet]
-) -> list:
-    terms = []
-    for pgs in project_grade_sheets:
-        if pgs is None:
-            terms.append((0, 0))
-            continue
+    weights: dict, project_grade_sheet: ProjectGradeSheet
+) -> Tuple[float, float]:
+    if project_grade_sheet is None:
+        return 0.0, 0.0
     first_term_points = {
         "presentation": {"gained_points": 0, "all_points": 0},
         "documentation": {"gained_points": 0, "all_points": 0},
@@ -289,35 +286,49 @@ def calculate_points_for_both_terms(
     second_term_points = copy.deepcopy(first_term_points)
 
     for weight_key, weight_value in weights.items():
-            points = (
-                first_term_points if weight_key.endswith("1") else second_term_points
-            )
+        points = first_term_points if weight_key.endswith("1") else second_term_points
         criterion = get_criterion_by_weight_key(weight_key)
         try:
-                attribute_value = getattr(pgs, weight_key)
+            attribute_value = getattr(project_grade_sheet, weight_key)
         except AttributeError:
             attribute_value = 0
         points[criterion]["gained_points"] += attribute_value / 4 * weight_value
         points[criterion]["all_points"] += weight_value
 
     points_1 = round(grade_in_percentage("FIRST_TERM", first_term_points) * 100, 1)
-        points_2 = round(
-            grade_in_percentage("SECOND_TERM", second_term_points) * 100, 1
-        )
-        terms.append((points_1, points_2))
-    return terms
+    points_2 = round(grade_in_percentage("SECOND_TERM", second_term_points) * 100, 1)
+    return points_1, points_2
 
 
-def attach_points_for_first_and_second_term_to_group_models(items: List[Group]) -> None:
+def attach_points_for_first_and_second_term_to_group(group: Group) -> None:
     weights = load_weight_for_project_grade_sheet()
-    pgs = []
-    for g in items:
-        if len(g.project_grade_sheet) == 0:
-            pgs.append(None)
+    pgs = group.project_grade_sheet
+    if len(pgs) == 0:
+        pgs = None
     else:
-            pgs.append(g.project_grade_sheet[0])
-    calculated_points = calculate_points_for_both_terms(weights, pgs)
-
-    for group, points in zip(items, calculated_points):
+        pgs = pgs[0]
+    points = calculate_points_for_both_terms(weights, pgs)
     group.points_for_first_term = points[0]
     group.points_for_second_term = points[1]
+
+
+def get_term_grade(point: float) -> float:
+    if point >= 91.0:
+        return 5
+    if point >= 81.0:
+        return 4.5
+    if point >= 71.0:
+        return 4
+    if point >= 61.0:
+        return 3.5
+    if point >= 51.0:
+        return 3
+    return 2
+
+
+def attach_grade_to_group_models(groups: List[Group]) -> None:
+    for group in groups:
+        if group.grade_for_first_term == 0:
+            group.grade_for_first_term = get_term_grade(group.points_for_first_term)
+        if group.grade_for_second_term == 0:
+            group.grade_for_second_term = get_term_grade(group.points_for_second_term)

backend/app/project_supervisor/query/project_grade_sheet.py

@@ -1,11 +1,14 @@
 from flask import abort
 
+from ...coordinator.utils import attach_points_for_first_and_second_term_to_group
 from ...dependencies import db
 from ...students.models import Group, ProjectGradeSheet
 from ..models import ProjectSupervisor
 
 
-def update_project_grade_sheet(group_id: int, query: dict, data: dict) -> None:
+def update_project_grade_sheet(
+    group_id: int, query: dict, data: dict
+) -> ProjectGradeSheet:
     project_supervisor_id = query.get("id")
     project_supervisor = ProjectSupervisor.query.filter(
         ProjectSupervisor.id == project_supervisor_id
@@ -28,4 +31,5 @@ def update_project_grade_sheet(group_id: int, query: dict, data: dict) -> None:
         abort(404, "Not found project grade sheet!")
 
     pgs_query.update(data)
+    attach_points_for_first_and_second_term_to_group(group)
     db.session.commit()

backend/app/students/models.py

@@ -40,6 +40,8 @@ class Group(Base):
     year_group = db.relationship("YearGroup", backref="groups", lazy="joined")
     points_for_first_term = db.Column(db.Float, default=0, nullable=False)
     points_for_second_term = db.Column(db.Float, default=0, nullable=False)
+    grade_for_first_term = db.Column(db.Float, default=0, nullable=False)
+    grade_for_second_term = db.Column(db.Float, default=0, nullable=False)
     students = db.relationship(
         "Student", secondary=students_groups, back_populates="groups"
     )

backend/migrations/versions/5f2f440d05e2_.py

@@ -1,15 +1,15 @@
 """empty message
 
-Revision ID: e0e58661131a
+Revision ID: 5f2f440d05e2
 Revises: 
-Create Date: 2023-01-15 23:21:20.996214
+Create Date: 2023-01-15 23:52:36.927007
 
 """
 import sqlalchemy as sa
 from alembic import op
 
 # revision identifiers, used by Alembic.
-revision = "e0e58661131a"
+revision = "5f2f440d05e2"
 down_revision = None
 branch_labels = None
 depends_on = None
@@ -106,6 +106,8 @@ def upgrade():
         sa.Column("year_group_id", sa.Integer(), nullable=True),
         sa.Column("points_for_first_term", sa.Float(), nullable=False),
         sa.Column("points_for_second_term", sa.Float(), nullable=False),
+        sa.Column("grade_for_first_term", sa.Float(), nullable=False),
+        sa.Column("grade_for_second_term", sa.Float(), nullable=False),
         sa.ForeignKeyConstraint(
             ["project_supervisor_id"],
             ["project_supervisors.id"],