38 lines
2.1 KiB
Python
38 lines
2.1 KiB
Python
# Generated by Django 5.2.7 on 2025-10-31 13:36
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import django.db.models.deletion
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import django.db.models.expressions
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import django.db.models.functions.math
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import mainapp.models
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from django.db import migrations, models
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class Migration(migrations.Migration):
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initial = True
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dependencies = [
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('mainapp', '0001_initial'),
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]
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operations = [
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migrations.CreateModel(
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name='Transponders',
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fields=[
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('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
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('name', models.CharField(blank=True, max_length=30, null=True, verbose_name='Название транспондера')),
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('downlink', models.FloatField(blank=True, null=True, verbose_name='Downlink')),
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('frequency_range', models.FloatField(blank=True, null=True, verbose_name='Полоса')),
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('uplink', models.FloatField(blank=True, null=True, verbose_name='Uplink')),
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('zone_name', models.CharField(blank=True, max_length=255, null=True, verbose_name='Название зоны')),
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('transfer', models.GeneratedField(db_persist=True, expression=models.ExpressionWrapper(django.db.models.functions.math.Abs(django.db.models.expressions.CombinedExpression(models.F('downlink'), '-', models.F('uplink'))), output_field=models.FloatField()), null=True, output_field=models.FloatField(), verbose_name='Перенос')),
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('polarization', models.ForeignKey(blank=True, default=mainapp.models.get_default_polarization, null=True, on_delete=django.db.models.deletion.SET_DEFAULT, related_name='tran_polarizations', to='mainapp.polarization', verbose_name='Поляризация')),
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('sat_id', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='tran_satellite', to='mainapp.satellite', verbose_name='Спутник')),
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],
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options={
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'verbose_name': 'Транспондер',
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'verbose_name_plural': 'Транспондеры',
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},
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),
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]
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