Ai/location_data/apps.py

from functools import cached_property

from django.apps import AppConfig
from django.conf import settings


class SoilDataConfig(AppConfig):
    default_auto_field = "django.db.models.BigAutoField"
    name = "location_data"
    verbose_name = "Soil Data (SoilGrids)"

    @cached_property
    def ndvi_health_service(self):
        from .ndvi import NdviHealthService

        return NdviHealthService()

    @cached_property
    def soil_data_adapter(self):
        from .soil_adapters import MockSoilDataAdapter, SoilGridsAdapter

        provider = getattr(settings, "SOIL_DATA_PROVIDER", "soilgrids")
        if provider == "soilgrids":
            return SoilGridsAdapter(
                timeout=getattr(settings, "SOILGRIDS_TIMEOUT_SECONDS", 60)
            )
        if provider == "mock":
            if not (getattr(settings, "DEBUG", False) or getattr(settings, "DEVELOP", False)):
                raise RuntimeError("Mock soil provider is disabled outside dev/test environments.")
            return MockSoilDataAdapter(
                delay_seconds=getattr(settings, "SOIL_MOCK_DELAY_SECONDS", 0.8)
            )
        raise ValueError(f"Unsupported soil data provider: {provider}")

    def get_ndvi_health_service(self):
        return self.ndvi_health_service

    def get_soil_data_adapter(self):
        return self.soil_data_adapter