Feature/create bus shift model

padam_django/apps/geography/admin.py

@@ -6,3 +6,18 @@
 @admin.register(models.Place)
 class PlaceAdmin(admin.ModelAdmin):
     pass
+
+@admin.register(models.BusStop)
+class BusStopAdmin(admin.ModelAdmin):
+    pass
+
+
+class BusShiftStopInline(admin.TabularInline):
+    model = models.BusShiftStop
+    fields = ['bus_stop', 'order', 'scheduled_time']
+
+
+@admin.register(models.BusShift)
+class BusShiftAdmin(admin.ModelAdmin):
+    list_display = ['id', 'bus', 'driver', 'departure_time', 'arrival_time', 'duration']
+    inlines = [BusShiftStopInline]

padam_django/apps/geography/migrations/0002_busstop.py

@@ -0,0 +1,22 @@
+# Generated by Django 4.2.16 on 2026-01-08 18:33
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('geography', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='BusStop',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=50, verbose_name='Name of the bus stop')),
+                ('place', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='geography.place')),
+            ],
+        ),
+    ]

padam_django/apps/geography/migrations/0003_busshift_busshiftstop_busshift_stops.py

@@ -0,0 +1,42 @@
+# Generated by Django 4.2.16 on 2026-01-08 19:06
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('fleet', '0002_auto_20211109_1456'),
+        ('geography', '0002_busstop'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='BusShift',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('bus', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='shifts', to='fleet.bus')),
+                ('driver', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='shifts', to='fleet.driver')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='BusShiftStop',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('order', models.PositiveIntegerField(verbose_name='Stop order in the shift')),
+                ('scheduled_time', models.DateTimeField(verbose_name='Scheduled time at this stop')),
+                ('bus_shift', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='geography.busshift')),
+                ('bus_stop', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='geography.busstop')),
+            ],
+            options={
+                'ordering': ['order'],
+                'unique_together': {('bus_shift', 'order'), ('bus_shift', 'bus_stop')},
+            },
+        ),
+        migrations.AddField(
+            model_name='busshift',
+            name='stops',
+            field=models.ManyToManyField(related_name='shifts', through='geography.BusShiftStop', to='geography.busstop'),
+        ),
+    ]

padam_django/apps/geography/models.py

@@ -13,3 +13,55 @@ class Meta:
 
     def __str__(self):
         return f"Place: {self.name} (id: {self.pk})"
+
+
+class BusStop(models.Model):
+    name = models.CharField("Name of the bus stop", max_length=50)
+    place = models.ForeignKey(Place, on_delete=models.CASCADE)
+
+    def __str__(self):
+        return f"Bus stop: {self.name} (id: {self.pk})"
+
+
+class BusShift(models.Model):
+    """Represents a bus shift (trajet de bus)"""
+    bus = models.ForeignKey('fleet.Bus', on_delete=models.CASCADE, related_name='shifts')
+    driver = models.ForeignKey('fleet.Driver', on_delete=models.CASCADE, related_name='shifts')
+    stops = models.ManyToManyField(BusStop, through='BusShiftStop', related_name='shifts')
+
+    def __str__(self):
+        return f"Shift {self.pk}: Bus {self.bus.licence_plate} - Driver {self.driver.user.username}"
+
+    @property
+    def departure_time(self):
+        """Returns the time of the first stop"""
+        first_stop = self.busshiftstop_set.first()
+        return first_stop.scheduled_time if first_stop else None
+
+    @property
+    def arrival_time(self):
+        """Returns the time of the last stop"""
+        last_stop = self.busshiftstop_set.last()
+        return last_stop.scheduled_time if last_stop else None
+
+    @property
+    def duration(self):
+        """Returns the total duration of the shift"""
+        if self.departure_time and self.arrival_time:
+            return self.arrival_time - self.departure_time
+        return None
+
+
+class BusShiftStop(models.Model):
+    """Represents a stop during a bus shift with order and time"""
+    bus_shift = models.ForeignKey(BusShift, on_delete=models.CASCADE)
+    bus_stop = models.ForeignKey(BusStop, on_delete=models.CASCADE)
+    order = models.PositiveIntegerField("Stop order in the shift")
+    scheduled_time = models.DateTimeField("Scheduled time at this stop")
+
+    class Meta:
+        ordering = ['order']
+        unique_together = (('bus_shift', 'order'), ('bus_shift', 'bus_stop'))
+
+    def __str__(self):
+        return f"Shift {self.bus_shift.pk} - Stop {self.order}: {self.bus_stop.name} at {self.scheduled_time}"