Improved time widget visualization

cntmanage/cntmanage/settings.py

@@ -43,6 +43,7 @@ INSTALLED_APPS = [
     'colorfield',
     'import_export',
     'django_admin_action_forms',
+    'polymorphic'
 ]
 
 # Import Export plugin settings
@@ -52,7 +53,7 @@ IMPORT_EXPORT_SKIP_ADMIN_LOG = True
 IMPORT_FORMATS = [CSV]
 
 MIDDLEWARE = [
-    'flightslot.middleware.RedirectNonSuperuserFromAdminMiddleware',
+    'flightslot.middleware.RedirectNonSuperuserFromAdminMiddleware', # custom middleware to show "user" page to non superuser
     'django.middleware.security.SecurityMiddleware',
     'django.contrib.sessions.middleware.SessionMiddleware',
     'django.middleware.common.CommonMiddleware',

cntmanage/cntmanage/urls.py

@@ -9,7 +9,3 @@ urlpatterns = [
     path('user/', flightslot_user.urls),
     path("", lambda r: redirect("/user/")),              # la root porta gli utenti nella pagina giusta
 ]
-
-admin.site.site_header = "Flight Scheduler 🛫"
-admin.site.site_title = "Flight Scheduler 🛫"
-admin.site.index_title = "Welcome to CantorAir Flight Scheduler Portal"

cntmanage/flightslot/actions/exportweek.py

@@ -10,7 +10,7 @@ from typing import List
 
 from ..models.weekpref import WeekPreference
 from ..models.missions import Training
-from ..models.hourbuildings import HourBuilding,HourBuildingLeg
+from ..models.hourbuildings import HourBuilding, HourBuildingLegFlight, HourBuildingLegStop
 
 
 def export_selected(request: HttpRequest, queryset: QuerySet[WeekPreference]) -> HttpResponse:
@@ -121,9 +121,9 @@ def export_selected(request: HttpRequest, queryset: QuerySet[WeekPreference]) ->
                 hb_name if h.sunday else ""
             ]
             hb_notes = f"{h.notes}\n----\n" if h.notes else ""
-            hb_legs = HourBuildingLeg.objects.filter(hb_id = h.id)
+            hb_legs = HourBuildingLegFlight.objects.filter(hb_id = h.id)
-            for hh in hb_legs:
+            #for hh in hb_legs:
-                hb_notes += f"{hh.departure} -> {hh.destination} [{hh.time}]\n" if not hh.stop else f"STOP at {hh.departure} [{hh.time}]\n" 
+            #    hb_notes += f"{hh.departure} -> {hh.destination} [{hh.time}]\n" if not hh.stop else f"STOP at {hh.departure} [{hh.time}]\n" 
             hb_notes.strip('\n')
             hb_data.append([str(q.week), *student_data, *hb_days, str(q.student.phone), q.student.email, hb_notes])
          

cntmanage/flightslot/admin.py

@@ -10,6 +10,7 @@ from .admins.course_adm import CourseAdmin
 from .admins.student_adm import StudentAdmin
 from .admins.mission_adm import MissionProfileAdmin
 from .admins.weekpred_adm import WeekPreferenceAdmin
+#from .admins.hourbuilding_adm import HourBuilding, HourBuildingInLine
 
 from django.contrib.admin import AdminSite
 
@@ -31,6 +32,10 @@ flightslot_user = FlightSlotUserSite(name="user_site")
 # registra SOLO i modelli autorizzati
 flightslot_user.register(WeekPreference, WeekPreferenceAdmin)
 
+admin.site.site_header = "Flight Scheduler Admin 🛫"
+admin.site.site_title = "Flight Scheduler Admin 🛫"
+admin.site.index_title = "Welcome to CantorAir Flight Scheduler Administrator Portal"
+
 admin.site.register(Course, CourseAdmin)
 admin.site.register(MissionProfile, MissionProfileAdmin)
 admin.site.register(Student, StudentAdmin)

cntmanage/flightslot/admins/hourbuilding_adm.py

@@ -7,36 +7,63 @@ from django.http import HttpRequest
 
 from durationwidget.widgets import TimeDurationWidget 
 
-from ..models.hourbuildings import HourBuilding, HourBuildingLeg
+from ..models.hourbuildings import HourBuilding, HourBuildingLegBase, HourBuildingLegFlight, HourBuildingLegStop
 from ..models.weekpref import WeekPreference
 
 from datetime import date
 
-class HourBuildingLegForm(forms.ModelForm):
+class HourBuildingLegFlightForm(forms.ModelForm):
     class Meta:
-        model = HourBuildingLeg
+        model = HourBuildingLegFlight
-        fields = '__all__'
+        fields = "__all__"
         widgets = {
-            'time': TimeDurationWidget(show_days=False, 
+            "time": TimeDurationWidget(show_days=False, 
-                                       show_seconds=False
+                                       show_seconds=False,
+                                       attrs={
+            "style": (
+                "margin-right:5px; margin-left:5px; width:40px; min:0; max:5"
             )
+        })
+        }
+
+class HourBuildingLegStopForm(forms.ModelForm):
+    class Meta:
+        model = HourBuildingLegStop
+        fields = "__all__"
+        widgets = {
+            "time": TimeDurationWidget(show_days=False, 
+                                       show_seconds=False,
+                                       attrs={
+            "style": (
+                "margin-right:5px; margin-left:5px; width:40px;"
+            )
+        })
         }
 
 # Register your models here.
-class HourBuildingLegInline(nested_admin.NestedTabularInline):
+class HourBuildingLegBaseInLine(nested_admin.NestedStackedPolymorphicInline):
-    model = HourBuildingLeg
+    model = HourBuildingLegBase
-    form = HourBuildingLegForm
+    fk_name = "hb"
-    extra = 0
+    verbose_name_plural = "Hour Building Legs"
-    fk_name = 'hb'
+    
-    max_num = 5
+    class HourBuildingLegFlightInLine(nested_admin.NestedStackedPolymorphicInline.Child):
-    formfield_overrides = {
+        model = HourBuildingLegFlight
-        models.CharField: {'widget': TextInput(attrs={'size':'20'})},
+        form = HourBuildingLegFlightForm
-        models.TextField: {'widget': Textarea(attrs={'rows':4, 'cols':35})},
+        fk_name = "hourbuildinglegbase_ptr"
-    }
+        fields = ("departure", "time", "destination", "pax", )
+        hide_title = True
+            
+    class HourBuildingLegStopInLine(nested_admin.NestedStackedPolymorphicInline.Child):
+        model = HourBuildingLegStop
+        form = HourBuildingLegFlightForm
+        fk_name = "hourbuildinglegbase_ptr"
+        fields = ("time", "refuel", )
+
+    child_inlines = (HourBuildingLegFlightInLine, HourBuildingLegStopInLine, )
 
     # If user is a student deny edit permission for week past the current one
     def has_change_permission(self, request: HttpRequest, obj: HourBuilding | None = None):
-        if hasattr(request.user, 'student') and obj:
+        if hasattr(request.user, "student") and obj:
             current_week = date.today().isocalendar().week
             if not obj.DoesNotExist and current_week > obj.weekpref.week:
                 return False
@@ -45,26 +72,16 @@ class HourBuildingLegInline(nested_admin.NestedTabularInline):
     def has_delete_permission(self, request: HttpRequest, obj: HourBuilding | None = None):
         return self.has_change_permission(request=request, obj=obj)
 
+
 class HourBuildingInLine(nested_admin.NestedTabularInline):
     model = HourBuilding
+    inlines = (HourBuildingLegBaseInLine,)
     extra = 0
-    inlines = [HourBuildingLegInline]
-    fk_name = 'weekpref'
-    verbose_name_plural = "Hour Building"
     max_num = 7
+    fk_name = "weekpref"
+    verbose_name_plural = "Hour Buildings"
     formfield_overrides = {
-        models.CharField: {'widget': TextInput(attrs={'size':'20'})},
+        models.CharField: {"widget": TextInput(attrs={"size":"20"})},
-        models.TextField: {'widget': Textarea(attrs={'rows':4, 'cols':35})},
+        models.TextField: {"widget": Textarea(attrs={"rows":4, "cols":35})},
     }
 
-
-    # If user is a student deny edit permission for week past the current one
-    def has_change_permission(self, request: HttpRequest, obj: WeekPreference | None = None):
-        if hasattr(request.user, 'student') and obj:
-            current_week = date.today().isocalendar().week
-            if current_week > obj.week:
-                return False
-        return True
-    
-    def has_delete_permission(self, request: HttpRequest, obj: WeekPreference | None = None):
-        return self.has_change_permission(request=request, obj=obj)

cntmanage/flightslot/admins/weekpred_adm.py

@@ -18,7 +18,7 @@ from ..actions.exportweek import export_selected
 
 from datetime import date
 
-class WeekPreferenceAdmin(nested_admin.NestedModelAdmin):
+class WeekPreferenceAdmin(nested_admin.NestedPolymorphicModelAdmin):
     inlines = (TrainingInLIne, HourBuildingInLine, )
     list_display = ("week", "student__surname","student__name", "student__course", "course_color", "student_brief_mix",)
     list_filter = ("week", "student__course", "student",)

cntmanage/flightslot/migrations/0018_hourbuildinglegbase_hourbuildinglegflight_and_more.py

@@ -0,0 +1,58 @@
+# Generated by Django 5.2.8 on 2025-11-21 11:20
+
+import datetime
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('contenttypes', '0002_remove_content_type_name'),
+        ('flightslot', '0017_alter_missionprofile_mtype_alter_weekpreference_week'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='HourBuildingLegBase',
+            fields=[
+                ('id', models.BigAutoField(primary_key=True, serialize=False)),
+                ('time', models.DurationField(default=datetime.timedelta(seconds=3600))),
+                ('hb', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='flightslot.hourbuilding')),
+                ('polymorphic_ctype', models.ForeignKey(editable=False, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='polymorphic_%(app_label)s.%(class)s_set+', to='contenttypes.contenttype')),
+            ],
+            options={
+                'abstract': False,
+                'base_manager_name': 'objects',
+            },
+        ),
+        migrations.CreateModel(
+            name='HourBuildingLegFlight',
+            fields=[
+                ('hourbuildinglegbase_ptr', models.OneToOneField(auto_created=True, on_delete=django.db.models.deletion.CASCADE, parent_link=True, primary_key=True, serialize=False, to='flightslot.hourbuildinglegbase')),
+                ('departure', models.CharField(default='LILV', max_length=4)),
+                ('destination', models.CharField(default='LILV', max_length=4)),
+            ],
+            options={
+                'abstract': False,
+                'base_manager_name': 'objects',
+            },
+            bases=('flightslot.hourbuildinglegbase',),
+        ),
+        migrations.CreateModel(
+            name='HourBuildingLegStop',
+            fields=[
+                ('hourbuildinglegbase_ptr', models.OneToOneField(auto_created=True, on_delete=django.db.models.deletion.CASCADE, parent_link=True, primary_key=True, serialize=False, to='flightslot.hourbuildinglegbase')),
+                ('location', models.CharField(default='LILV', max_length=4)),
+                ('refuel', models.BooleanField(default=False)),
+            ],
+            options={
+                'abstract': False,
+                'base_manager_name': 'objects',
+            },
+            bases=('flightslot.hourbuildinglegbase',),
+        ),
+        migrations.DeleteModel(
+            name='HourBuildingLeg',
+        ),
+    ]

cntmanage/flightslot/migrations/0019_remove_hourbuildinglegstop_location_and_more.py

@@ -0,0 +1,37 @@
+# Generated by Django 5.2.8 on 2025-11-21 16:27
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('flightslot', '0018_hourbuildinglegbase_hourbuildinglegflight_and_more'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='hourbuildinglegstop',
+            name='location',
+        ),
+        migrations.AddField(
+            model_name='hourbuildinglegflight',
+            name='pax',
+            field=models.CharField(max_length=16, null=True),
+        ),
+        migrations.AlterField(
+            model_name='hourbuildinglegbase',
+            name='time',
+            field=models.DurationField(),
+        ),
+        migrations.AlterField(
+            model_name='hourbuildinglegflight',
+            name='departure',
+            field=models.CharField(max_length=4),
+        ),
+        migrations.AlterField(
+            model_name='hourbuildinglegflight',
+            name='destination',
+            field=models.CharField(max_length=4),
+        ),
+    ]

cntmanage/flightslot/models/hourbuildings.py

@@ -2,10 +2,11 @@ from django.utils.translation import gettext_lazy as _
 from django.db import models
 from datetime import timedelta
 
+from polymorphic.models import PolymorphicModel
+
 from ..models.weekpref import WeekPreference
 from ..models.aircrafts import AircraftTypes
 
-
 class HourBuilding(models.Model):
     id = models.BigAutoField(
         primary_key=True
@@ -66,7 +67,7 @@ class HourBuilding(models.Model):
     def __str__(self):
         return f"Hour Building: {self.aircraft}"
 
-class HourBuildingLeg(models.Model):
+class HourBuildingLegBase(PolymorphicModel):
     id = models.BigAutoField(
         primary_key=True
     )
@@ -76,32 +77,54 @@ class HourBuildingLeg(models.Model):
         on_delete=models.CASCADE
     )
 
+    time = models.DurationField(
+        null=False
+    )
+        
+class HourBuildingLegFlight(HourBuildingLegBase):
     departure = models.CharField(
         null=False,
         blank=False,
-        default="LILV",
         max_length=4
     )
 
     destination = models.CharField(
         null=False,
         blank=False,
-        default="LILV",
         max_length=4
     )
 
-    time = models.DurationField(
+    pax = models.CharField(
-        null=False,
+        null=True,
-        default = timedelta(hours=1)
+        blank=True,
+        max_length=16,
+        verbose_name="Pax (optional)"
     )
 
-    stop = models.BooleanField(
+    # Change displayed name in the inline form 
+    class Meta(PolymorphicModel.Meta):
+        verbose_name = "Flight leg"
+        verbose_name_plural = "Flight legs"
+
+    def __str__(self):
+        return f"{self.departure} -> {self.destination}"
+    
+    def save(self, *args, **kwargs):
+        self.departure = self.departure.capitalize().strip()
+        self.destination = self.destination.capitalize().strip()
+        super().save(*args, **kwargs)
+    
+class HourBuildingLegStop(HourBuildingLegBase):
+
+    refuel = models.BooleanField(
         default=False
     )
 
-    def __str__(self):
+    # Change displayed name in the inline form
-        if self.stop:
+    class Meta(PolymorphicModel.Meta):
-            return "Refuelling Stop"
+        verbose_name = "Stop"
-        else:
+        verbose_name_plural = "Stops"
-            return f"Flight Leg: {self.departure} -> {self.destination}"
+
+    def __str__(self):
+        return f"Refuel" if self.refuel else f"No Refuel"
     

cntmanage/flightslot/models/students.py

@@ -51,24 +51,24 @@ class Student(models.Model):
 
     # Override save method to add user for login upon Student creation
     def save(self, *args, **kwargs):
-        creating = self.pk is None
+        creating: bool = self.pk is None
         super().save(*args, **kwargs)
         if creating and not self.user:
-            username = f"{self.name.lower()}.{self.surname.lower()}"
+            username: str = f"{self.name.lower()}.{self.surname.lower()}"
             # Avoid username conflict with progressive number
             base_username = username
-            counter = 1
+            counter: int = 1
             while User.objects.filter(username=username).exists():
                 username = f"{base_username}{counter}"
                 counter += 1
             # Create user
-            user = User.objects.create_user(
+            user: User = User.objects.create_user(
                 first_name=self.name,
                 last_name=self.surname,
                 username=username,
                 email=self.email,
                 password=self.default_password(),
-                is_staff=True
+                is_staff=True # allows access to admin page
             )
 
             student_group, _ = Group.objects.get_or_create(name="StudentGroup")

cntmanage/poetry.lock

@@ -2,14 +2,14 @@
 
 [[package]]
 name = "asgiref"
-version = "3.10.0"
+version = "3.11.0"
 description = "ASGI specs, helper code, and adapters"
 optional = false
 python-versions = ">=3.9"
 groups = ["main"]
 files = [
-    {file = "asgiref-3.10.0-py3-none-any.whl", hash = "sha256:aef8a81283a34d0ab31630c9b7dfe70c812c95eba78171367ca8745e88124734"},
+    {file = "asgiref-3.11.0-py3-none-any.whl", hash = "sha256:1db9021efadb0d9512ce8ffaf72fcef601c7b73a8807a1bb2ef143dc6b14846d"},
-    {file = "asgiref-3.10.0.tar.gz", hash = "sha256:d89f2d8cd8b56dada7d52fa7dc8075baa08fb836560710d38c292a7a3f78c04e"},
+    {file = "asgiref-3.11.0.tar.gz", hash = "sha256:13acff32519542a1736223fb79a715acdebe24286d98e8b164a73085f40da2c4"},
 ]
 
 [package.extras]
@@ -143,6 +143,21 @@ python-monkey-business = ">=1.0.0"
 dev = ["Pillow", "black", "dj-database-url", "django-selenosis", "flake8", "pytest", "pytest-cov", "pytest-django", "pytest-xdist", "selenium"]
 test = ["Pillow", "dj-database-url", "django-selenosis", "pytest", "pytest-cov", "pytest-django", "pytest-xdist", "selenium"]
 
+[[package]]
+name = "django-polymorphic"
+version = "4.1.0"
+description = "Seamless polymorphic inheritance for Django models"
+optional = false
+python-versions = "*"
+groups = ["main"]
+files = [
+    {file = "django_polymorphic-4.1.0-py3-none-any.whl", hash = "sha256:0ce3984999e103a0d1a434a5c5617f2c7f990dc3d5fb3585ce0fadadf9ff90ea"},
+    {file = "django_polymorphic-4.1.0.tar.gz", hash = "sha256:4438d95a0aef6c4307cd6c83ead387e1142ce80b65188a931ec2f0dbdd9bfc51"},
+]
+
+[package.dependencies]
+Django = ">=3.2"
+
 [[package]]
 name = "et-xmlfile"
 version = "2.0.0"
@@ -421,4 +436,4 @@ files = [
 [metadata]
 lock-version = "2.1"
 python-versions = "^3.12"
-content-hash = "6bf43236f441d8b6bf8d1928910d169d3b29cfa499bb7d09d97ea227f8115658"
+content-hash = "e932d0af75c888d83fecefaaad1d018c508881a3bfde2ea640a82790e3567855"

cntmanage/pyproject.toml

@@ -17,6 +17,7 @@ django-import-export = "^4.3.13"
 django-colorfield = "^0.14.0"
 openpyxl = "^3.1.5"
 django-admin-action-forms = "^2.2.1"
+django-polymorphic = "^4.1.0"
 
 
 [build-system]