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https://github.com/pacnpal/thrillwiki_django_no_react.git
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d504d41de2
- Add complete backend/ directory with full Django application - Add frontend/ directory with Vite + TypeScript setup ready for Next.js - Add comprehensive shared/ directory with: - Complete documentation and memory-bank archives - Media files and avatars (letters, park/ride images) - Deployment scripts and automation tools - Shared types and utilities - Add architecture/ directory with migration guides - Configure pnpm workspace for monorepo development - Update .gitignore to exclude .django_tailwind_cli/ build artifacts - Preserve all historical documentation in shared/docs/memory-bank/ - Set up proper structure for full-stack development with shared resources
113 lines
3.4 KiB
Python
113 lines
3.4 KiB
Python
from django.contrib.gis.db import models
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from django.contrib.gis.geos import Point
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class ParkLocation(models.Model):
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"""
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Represents the geographic location and address of a park, with PostGIS support.
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"""
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park = models.OneToOneField(
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"parks.Park", on_delete=models.CASCADE, related_name="location"
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)
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# Spatial Data
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point = models.PointField(
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srid=4326,
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null=True,
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blank=True,
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help_text="Geographic coordinates (longitude, latitude)",
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)
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# Address Fields
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street_address = models.CharField(max_length=255, blank=True)
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city = models.CharField(max_length=100, db_index=True)
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state = models.CharField(max_length=100, db_index=True)
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country = models.CharField(max_length=100, default="USA")
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postal_code = models.CharField(max_length=20, blank=True)
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# Road Trip Metadata
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highway_exit = models.CharField(max_length=100, blank=True)
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parking_notes = models.TextField(blank=True)
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best_arrival_time = models.TimeField(null=True, blank=True)
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seasonal_notes = models.TextField(blank=True)
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# OSM Integration
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osm_id = models.BigIntegerField(null=True, blank=True)
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osm_type = models.CharField(
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max_length=10,
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blank=True,
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help_text="Type of OpenStreetMap object (node, way, or relation)",
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)
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@property
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def latitude(self):
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"""Return latitude from point field."""
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if self.point:
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return self.point.y
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return None
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@property
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def longitude(self):
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"""Return longitude from point field."""
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if self.point:
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return self.point.x
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return None
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@property
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def coordinates(self):
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"""Return (latitude, longitude) tuple."""
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if self.point:
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return (self.latitude, self.longitude)
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return (None, None)
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@property
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def formatted_address(self):
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"""Return a nicely formatted address string."""
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address_parts = [
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self.street_address,
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self.city,
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self.state,
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self.postal_code,
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self.country,
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]
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return ", ".join(part for part in address_parts if part)
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def set_coordinates(self, latitude, longitude):
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"""
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Set the location's point from latitude and longitude coordinates.
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Validates coordinate ranges.
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"""
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if latitude is None or longitude is None:
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self.point = None
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return
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if not -90 <= latitude <= 90:
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raise ValueError("Latitude must be between -90 and 90.")
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if not -180 <= longitude <= 180:
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raise ValueError("Longitude must be between -180 and 180.")
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self.point = Point(longitude, latitude, srid=4326)
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def distance_to(self, other_location):
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"""
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Calculate the distance to another ParkLocation instance.
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Returns distance in kilometers.
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"""
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if not self.point or not other_location.point:
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return None
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# Use geodetic distance calculation which returns meters, convert to km
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distance_m = self.point.distance(other_location.point)
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return distance_m / 1000.0
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def __str__(self):
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return f"Location for {self.park.name}"
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class Meta:
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verbose_name = "Park Location"
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verbose_name_plural = "Park Locations"
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ordering = ["park__name"]
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indexes = [
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models.Index(fields=["city", "state"]),
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]
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