Add support for duration adjustment for reporting

apps/track/admin.py

@@ -89,6 +89,7 @@ class TimeEntryAdmin(admin.ModelAdmin):
         "type",
         "date",
         "duration",
+        "duration_adjustment",
         "status",
     )
 

apps/track/migrations/0014_timeentry_duration_adjustment.py

@@ -0,0 +1,22 @@
+# Generated by Django 4.2.15 on 2024-08-22 11:29
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("track", "0013_contract_description"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="timeentry",
+            name="duration_adjustment",
+            field=models.SmallIntegerField(
+                blank=True,
+                help_text="Minutes. Used to keep track of reported minutes. This will be used as duration (+- duration_adjustment)",
+                null=True,
+            ),
+        ),
+    ]

apps/track/models.py

@@ -1,3 +1,4 @@
+from django.core.exceptions import ValidationError
 from django.db import models
 from django.utils.translation import gettext_lazy as _
 
@@ -71,10 +72,29 @@ class Status(models.IntegerChoices):
         blank=True,
         help_text=_("Minutes"),
     )
+    duration_adjustment = models.SmallIntegerField(
+        null=True,
+        blank=True,
+        help_text=_(
+            "Minutes. Used to keep track of reported minutes. This will be used as duration (+- duration_adjustment)"
+        ),
+    )
 
     user_id: int
     task_id: int
 
     class Meta:  # type: ignore[reportIncompatibleVariab]
         verbose_name = _("time entry")
         verbose_name_plural = _("time entries")
+
+    def clean(self):
+        super().clean()
+
+        # Make sure duration is defined before having duration_adjustment
+        if self.duration_adjustment is not None and self.duration is None:
+            raise ValidationError(_("Duration needs to be defined before using Duration (Adjustment)"))
+
+        # Make sure duration + duration_adjustment doesn't have negative value
+        if self.duration is not None and self.duration_adjustment is not None:
+            if self.duration_adjustment + self.duration < 0:
+                raise ValidationError(_("Duration adjustment shouldn't generate negative duration"))