41 lines
1.8 KiB
Python
41 lines
1.8 KiB
Python
from django.conf import settings
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from django.db import models
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class Species(models.Model):
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common_name = models.CharField(max_length=120, unique=True)
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scientific_name = models.CharField(max_length=160, blank=True)
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def __str__(self): return self.common_name
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class WaterBody(models.Model):
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name = models.CharField(max_length=180)
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region = models.CharField(max_length=120)
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latitude = models.DecimalField(max_digits=9, decimal_places=6)
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longitude = models.DecimalField(max_digits=9, decimal_places=6)
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species = models.ManyToManyField(Species, related_name="water_bodies", blank=True)
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class Meta:
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constraints = [models.UniqueConstraint(fields=["name", "region"], name="unique_water_body_region")]
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def __str__(self): return f"{self.name}, {self.region}"
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class Trip(models.Model):
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STATUS_CHOICES = [("planned", "Planned"), ("active", "Active"), ("complete", "Complete")]
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owner = models.ForeignKey(settings.AUTH_USER_MODEL, on_delete=models.CASCADE, related_name="trips")
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water_body = models.ForeignKey(WaterBody, on_delete=models.PROTECT, related_name="trips")
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target_species = models.ManyToManyField(Species, related_name="trips")
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starts_at = models.DateTimeField()
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ends_at = models.DateTimeField()
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status = models.CharField(max_length=12, choices=STATUS_CHOICES, default="planned")
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notes = models.TextField(blank=True)
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created_at = models.DateTimeField(auto_now_add=True)
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class Recommendation(models.Model):
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trip = models.ForeignKey(Trip, on_delete=models.CASCADE, related_name="recommendations")
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title = models.CharField(max_length=180)
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rationale = models.TextField()
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tackle_setup = models.JSONField(default=dict)
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confidence = models.DecimalField(max_digits=4, decimal_places=3)
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generated_at = models.DateTimeField(auto_now_add=True)
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