Ai/location_data/migrations/0011_remote_sensing_models.py

from django.db import migrations, models


class Migration(migrations.Migration):

    dependencies = [
        ("location_data", "0010_blocksubdivision_elbow_plot"),
    ]

    operations = [
        migrations.CreateModel(
            name="AnalysisGridCell",
            fields=[
                ("id", models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name="ID")),
                ("block_code", models.CharField(blank=True, db_index=True, default="", help_text="شناسه بلوکی که این سلول به آن تعلق دارد.", max_length=64)),
                ("cell_code", models.CharField(help_text="شناسه یکتای سلول تحلیل.", max_length=128, unique=True)),
                ("chunk_size_sqm", models.PositiveIntegerField(db_index=True, default=900, help_text="اندازه سلول تحلیل به متر مربع.")),
                ("geometry", models.JSONField(blank=True, default=dict, help_text="هندسه سلول به صورت GeoJSON polygon یا ساختار مشابه.")),
                ("centroid_lat", models.DecimalField(db_index=True, decimal_places=6, help_text="عرض جغرافیایی مرکز سلول.", max_digits=9)),
                ("centroid_lon", models.DecimalField(db_index=True, decimal_places=6, help_text="طول جغرافیایی مرکز سلول.", max_digits=9)),
                ("created_at", models.DateTimeField(auto_now_add=True, db_index=True)),
                ("updated_at", models.DateTimeField(auto_now=True)),
                ("block_subdivision", models.ForeignKey(blank=True, null=True, on_delete=models.deletion.SET_NULL, related_name="analysis_grid_cells", to="location_data.blocksubdivision")),
                ("soil_location", models.ForeignKey(on_delete=models.deletion.CASCADE, related_name="analysis_grid_cells", to="location_data.soillocation")),
            ],
            options={
                "verbose_name": "analysis grid cell",
                "verbose_name_plural": "analysis grid cells",
                "ordering": ["soil_location", "block_code", "cell_code"],
            },
        ),
        migrations.CreateModel(
            name="RemoteSensingRun",
            fields=[
                ("id", models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name="ID")),
                ("block_code", models.CharField(blank=True, db_index=True, default="", help_text="شناسه بلوکی که این run برای آن اجرا شده است.", max_length=64)),
                ("provider", models.CharField(default="openeo", help_text="ارائه‌دهنده داده سنجش‌ازدور.", max_length=64)),
                ("chunk_size_sqm", models.PositiveIntegerField(default=900, help_text="اندازه هر سلول تحلیل به متر مربع.")),
                ("temporal_start", models.DateField(blank=True, null=True)),
                ("temporal_end", models.DateField(blank=True, null=True)),
                ("status", models.CharField(choices=[("pending", "Pending"), ("running", "Running"), ("success", "Success"), ("failure", "Failure")], db_index=True, default="pending", max_length=16)),
                ("metadata", models.JSONField(blank=True, default=dict)),
                ("error_message", models.TextField(blank=True, default="")),
                ("started_at", models.DateTimeField(blank=True, null=True)),
                ("finished_at", models.DateTimeField(blank=True, null=True)),
                ("created_at", models.DateTimeField(auto_now_add=True, db_index=True)),
                ("updated_at", models.DateTimeField(auto_now=True)),
                ("block_subdivision", models.ForeignKey(blank=True, null=True, on_delete=models.deletion.SET_NULL, related_name="remote_sensing_runs", to="location_data.blocksubdivision")),
                ("soil_location", models.ForeignKey(on_delete=models.deletion.CASCADE, related_name="remote_sensing_runs", to="location_data.soillocation")),
            ],
            options={
                "verbose_name": "remote sensing run",
                "verbose_name_plural": "remote sensing runs",
                "ordering": ["-created_at", "-id"],
            },
        ),
        migrations.CreateModel(
            name="AnalysisGridObservation",
            fields=[
                ("id", models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name="ID")),
                ("temporal_start", models.DateField(db_index=True)),
                ("temporal_end", models.DateField(db_index=True)),
                ("ndvi", models.FloatField(blank=True, null=True)),
                ("ndwi", models.FloatField(blank=True, null=True)),
                ("lst_c", models.FloatField(blank=True, null=True)),
                ("soil_vv", models.FloatField(blank=True, null=True)),
                ("soil_vv_db", models.FloatField(blank=True, null=True)),
                ("dem_m", models.FloatField(blank=True, null=True)),
                ("slope_deg", models.FloatField(blank=True, null=True)),
                ("metadata", models.JSONField(blank=True, default=dict)),
                ("created_at", models.DateTimeField(auto_now_add=True, db_index=True)),
                ("updated_at", models.DateTimeField(auto_now=True)),
                ("cell", models.ForeignKey(on_delete=models.deletion.CASCADE, related_name="observations", to="location_data.analysisgridcell")),
                ("run", models.ForeignKey(blank=True, null=True, on_delete=models.deletion.SET_NULL, related_name="observations", to="location_data.remotesensingrun")),
            ],
            options={
                "verbose_name": "analysis grid observation",
                "verbose_name_plural": "analysis grid observations",
                "ordering": ["-temporal_start", "-temporal_end", "-id"],
            },
        ),
        migrations.AddIndex(
            model_name="analysisgridcell",
            index=models.Index(fields=["soil_location", "block_code"], name="grid_cell_loc_block_idx"),
        ),
        migrations.AddIndex(
            model_name="analysisgridcell",
            index=models.Index(fields=["soil_location", "chunk_size_sqm"], name="grid_cell_loc_chunk_idx"),
        ),
        migrations.AddIndex(
            model_name="remotesensingrun",
            index=models.Index(fields=["soil_location", "status", "created_at"], name="rs_run_loc_status_created_idx"),
        ),
        migrations.AddIndex(
            model_name="remotesensingrun",
            index=models.Index(fields=["block_code", "created_at"], name="rs_run_block_created_idx"),
        ),
        migrations.AddConstraint(
            model_name="analysisgridobservation",
            constraint=models.UniqueConstraint(fields=("cell", "temporal_start", "temporal_end"), name="grid_obs_unique_cell_temporal_range"),
        ),
        migrations.AddIndex(
            model_name="analysisgridobservation",
            index=models.Index(fields=["cell", "temporal_start", "temporal_end"], name="grid_obs_cell_temporal_idx"),
        ),
        migrations.AddIndex(
            model_name="analysisgridobservation",
            index=models.Index(fields=["temporal_start", "temporal_end"], name="grid_obs_temporal_idx"),
        ),
    ]