49 lines
3.2 KiB
Python
49 lines
3.2 KiB
Python
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import uuid
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from django.db import migrations, models
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class Migration(migrations.Migration):
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dependencies = [
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("location_data", "0016_remove_analysisgridobservation_lst_c"),
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]
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operations = [
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migrations.CreateModel(
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name="RemoteSensingClusterBlock",
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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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("uuid", models.UUIDField(db_index=True, default=uuid.uuid4, editable=False, unique=True)),
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("block_code", models.CharField(blank=True, db_index=True, default="", help_text="شناسه بلوک والد که این زیربلاک KMeans داخل آن ساخته شده است.", max_length=64)),
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("sub_block_code", models.CharField(db_index=True, help_text="شناسه زیربلاک ساختهشده توسط KMeans مثل cluster-0.", max_length=64)),
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("cluster_label", models.PositiveIntegerField(db_index=True)),
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("chunk_size_sqm", models.PositiveIntegerField(default=900)),
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("centroid_lat", models.DecimalField(db_index=True, decimal_places=6, help_text="عرض جغرافیایی مرکز زیربلاک.", max_digits=9)),
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("centroid_lon", models.DecimalField(db_index=True, decimal_places=6, help_text="طول جغرافیایی مرکز زیربلاک.", max_digits=9)),
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("geometry", models.JSONField(blank=True, default=dict, help_text="هندسه GeoJSON زیربلاک KMeans. فعلا از چندضلعی/چندچندضلعی سلولهای عضو ساخته میشود.")),
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("cell_count", models.PositiveIntegerField(default=0)),
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("cell_codes", models.JSONField(blank=True, default=list)),
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("metadata", models.JSONField(blank=True, default=dict)),
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("created_at", models.DateTimeField(auto_now_add=True, db_index=True)),
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("updated_at", models.DateTimeField(auto_now=True)),
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("block_subdivision", models.ForeignKey(blank=True, null=True, on_delete=models.deletion.SET_NULL, related_name="remote_sensing_cluster_blocks", to="location_data.blocksubdivision")),
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("result", models.ForeignKey(on_delete=models.deletion.CASCADE, related_name="cluster_blocks", to="location_data.remotesensingsubdivisionresult")),
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("soil_location", models.ForeignKey(on_delete=models.deletion.CASCADE, related_name="remote_sensing_cluster_blocks", to="location_data.soillocation")),
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],
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options={
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"verbose_name": "remote sensing cluster block",
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"verbose_name_plural": "remote sensing cluster blocks",
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"ordering": ["result", "cluster_label", "id"],
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},
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),
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migrations.AddConstraint(
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model_name="remotesensingclusterblock",
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constraint=models.UniqueConstraint(fields=("result", "cluster_label"), name="rs_cluster_block_unique_result_label"),
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),
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migrations.AddIndex(
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model_name="remotesensingclusterblock",
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index=models.Index(fields=["soil_location", "block_code", "cluster_label"], name="rs_cluster_block_lookup_idx"),
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),
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]
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