Plan モデルの variety フィールドをNull許容に変更しました: 1. モデル修正: blank=True, null=True を追加 2. マイグレーション作成・適用: - makemigrations → 0002_alter_plan_variety.py 作成 - migrate → 適用完了 APIテスト成功: POST /api/plans/ with variety: null → HTTP 201 Created 作付け計画画面で品種なしで作物を保存できるようになりました。
44 lines
1.5 KiB
Python
44 lines
1.5 KiB
Python
from django.db import models
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from apps.fields.models import Field
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class Crop(models.Model):
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name = models.CharField(max_length=100, unique=True, verbose_name="作物名")
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class Meta:
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verbose_name = "作物マスタ"
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verbose_name_plural = "作物マスタ"
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def __str__(self):
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return self.name
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class Variety(models.Model):
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crop = models.ForeignKey(Crop, on_delete=models.CASCADE, related_name='varieties', verbose_name="作物")
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name = models.CharField(max_length=100, verbose_name="品種名")
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class Meta:
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verbose_name = "品種マスタ"
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verbose_name_plural = "品種マスタ"
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unique_together = [['crop', 'name']]
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def __str__(self):
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return f"{self.crop.name} - {self.name}"
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class Plan(models.Model):
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field = models.ForeignKey(Field, on_delete=models.CASCADE, related_name='plans', verbose_name="圃場")
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year = models.IntegerField(verbose_name="作付年度")
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crop = models.ForeignKey(Crop, on_delete=models.CASCADE, related_name='plans', verbose_name="作物")
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variety = models.ForeignKey(Variety, on_delete=models.CASCADE, related_name='plans', verbose_name="品種", blank=True, null=True)
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notes = models.TextField(blank=True, null=True, verbose_name="備考")
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class Meta:
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verbose_name = "作付け計画"
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verbose_name_plural = "作付け計画"
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unique_together = [['field', 'year']]
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ordering = ['-year', 'field']
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def __str__(self):
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return f"{self.field.name} - {self.year} - {self.crop.name}"
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