rework main models

dbapp/mainapp/migrations/0018_sigmaparameter_polarization_sigmaparameter_transfer_and_more.py

@@ -0,0 +1,31 @@
+# Generated by Django 5.2.7 on 2025-10-27 13:10
+
+import django.db.models.deletion
+import django.db.models.expressions
+import mainapp.models
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('mainapp', '0017_alter_sigmaparameter_parameter'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='sigmaparameter',
+            name='polarization',
+            field=models.ForeignKey(blank=True, default=mainapp.models.get_default_polarization, null=True, on_delete=django.db.models.deletion.SET_DEFAULT, related_name='polarizations_sigma', to='mainapp.polarization', verbose_name='Поляризация'),
+        ),
+        migrations.AddField(
+            model_name='sigmaparameter',
+            name='transfer',
+            field=models.FloatField(choices=[(-1.0, '-'), (9750.0, '9750 МГц'), (10750.0, '10750 МГц')], default=-1.0, verbose_name='Перенос по частоте'),
+        ),
+        migrations.AddField(
+            model_name='sigmaparameter',
+            name='transfer_frequency',
+            field=models.GeneratedField(db_persist=True, expression=models.ExpressionWrapper(django.db.models.expressions.CombinedExpression(models.F('frequency'), '+', models.F('transfer')), output_field=models.FloatField()), null=True, output_field=models.FloatField(), verbose_name='Частота в Ku, МГц'),
+        ),
+    ]

dbapp/mainapp/migrations/0019_alter_satellite_name.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.2.7 on 2025-10-28 05:41
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('mainapp', '0018_sigmaparameter_polarization_sigmaparameter_transfer_and_more'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='satellite',
+            name='name',
+            field=models.CharField(db_index=True, max_length=100, unique=True, verbose_name='Имя спутника'),
+        ),
+    ]

dbapp/mainapp/migrations/0020_sourcetype_objitem_id_source_type.py

@@ -0,0 +1,30 @@
+# Generated by Django 5.2.7 on 2025-10-29 14:00
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('mainapp', '0019_alter_satellite_name'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='SourceType',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=50, unique=True, verbose_name='Тип источника')),
+            ],
+            options={
+                'verbose_name': 'Тип источника',
+                'verbose_name_plural': 'Типы источников',
+            },
+        ),
+        migrations.AddField(
+            model_name='objitem',
+            name='id_source_type',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='objitems', to='mainapp.sourcetype', verbose_name='Тип источника'),
+        ),
+    ]