Add assigned_clinicians field to PatientConsultation model (#1900)

* Add assigned_clinicians field to PatientConsultation model

* Make related_name more intuitive

Co-authored-by: Aakash Singh <[email protected]>

* Fix lint and migration

* use a through model

---------

Co-authored-by: Aakash Singh <[email protected]>

care/facility/migrations/0415_consultationclinician_and_more.py

@@ -0,0 +1,52 @@
+# Generated by Django 4.2.8 on 2024-02-23 06:38
+
+import django.db.models.deletion
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ("facility", "0414_remove_bed_old_name"),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name="ConsultationClinician",
+            fields=[
+                (
+                    "id",
+                    models.BigAutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                (
+                    "clinician",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.PROTECT,
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
+                (
+                    "consultation",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.PROTECT,
+                        to="facility.patientconsultation",
+                    ),
+                ),
+            ],
+        ),
+        migrations.AddField(
+            model_name="patientconsultation",
+            name="assigned_clinicians",
+            field=models.ManyToManyField(
+                related_name="patient_assigned_clinician",
+                through="facility.ConsultationClinician",
+                to=settings.AUTH_USER_MODEL,
+            ),
+        ),
+    ]

care/facility/models/patient_consultation.py

@@ -168,6 +168,12 @@ class PatientConsultation(PatientBaseModel, ConsultationRelatedPermissionMixin):
         related_name="patient_assigned_to",
     )
 
+    assigned_clinicians = models.ManyToManyField(
+        User,
+        related_name="patient_assigned_clinician",
+        through="ConsultationClinician",
+    )
+
     medico_legal_case = models.BooleanField(default=False)
 
     deprecated_verified_by = models.TextField(
@@ -343,3 +349,14 @@ def has_object_email_discharge_summary_permission(self, request):
 
     def has_object_generate_discharge_summary_permission(self, request):
         return self.has_object_read_permission(request)
+
+
+class ConsultationClinician(models.Model):
+    consultation = models.ForeignKey(
+        PatientConsultation,
+        on_delete=models.PROTECT,
+    )
+    clinician = models.ForeignKey(
+        User,
+        on_delete=models.PROTECT,
+    )