f207f5de27
- Backend: apps/fertilizer を新規追加 - Fertilizer（肥料マスタ）、FertilizationPlan、FertilizationEntry モデル - 肥料マスタ・施肥計画 CRUD API - 3方式の自動計算API（反当袋数・均等配分・反当チッソ成分量） - 作付け計画から圃場候補を取得する API - WeasyPrint による PDF 出力（圃場×肥料=袋数 マトリクス表） - Frontend: app/fertilizer を新規追加 - 施肥計画一覧（年度セレクタ・PDF出力・編集・削除） - 肥料マスタ管理（インライン編集） - 施肥計画編集（品種選択→圃場自動取得→肥料追加→自動計算→マトリクス手動調整） - Navbar に「施肥計画」メニューを追加（Sprout アイコン） - Cursor ルールファイル・連携ガイドを削除（Claude Code 単独運用へ） Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
82 lines
2.9 KiB
Python
82 lines
2.9 KiB
Python
from rest_framework import serializers
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from .models import Fertilizer, FertilizationPlan, FertilizationEntry
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class FertilizerSerializer(serializers.ModelSerializer):
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class Meta:
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model = Fertilizer
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fields = '__all__'
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class FertilizationEntrySerializer(serializers.ModelSerializer):
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field_name = serializers.CharField(source='field.name', read_only=True)
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field_area_tan = serializers.DecimalField(
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source='field.area_tan', max_digits=6, decimal_places=4, read_only=True
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)
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fertilizer_name = serializers.CharField(source='fertilizer.name', read_only=True)
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class Meta:
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model = FertilizationEntry
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fields = ['id', 'field', 'field_name', 'field_area_tan', 'fertilizer', 'fertilizer_name', 'bags']
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class FertilizationPlanSerializer(serializers.ModelSerializer):
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variety_name = serializers.SerializerMethodField()
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crop_name = serializers.SerializerMethodField()
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entries = FertilizationEntrySerializer(many=True, read_only=True)
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field_count = serializers.SerializerMethodField()
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fertilizer_count = serializers.SerializerMethodField()
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class Meta:
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model = FertilizationPlan
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fields = [
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'id', 'name', 'year', 'variety', 'variety_name', 'crop_name',
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'entries', 'field_count', 'fertilizer_count', 'created_at', 'updated_at'
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]
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def get_variety_name(self, obj):
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return obj.variety.name
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def get_crop_name(self, obj):
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return obj.variety.crop.name
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def get_field_count(self, obj):
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return obj.entries.values('field').distinct().count()
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def get_fertilizer_count(self, obj):
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return obj.entries.values('fertilizer').distinct().count()
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class FertilizationPlanWriteSerializer(serializers.ModelSerializer):
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"""保存用（entries を一括で受け取る）"""
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entries = serializers.ListField(child=serializers.DictField(), write_only=True, required=False)
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class Meta:
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model = FertilizationPlan
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fields = ['id', 'name', 'year', 'variety', 'entries']
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def create(self, validated_data):
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entries_data = validated_data.pop('entries', [])
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plan = FertilizationPlan.objects.create(**validated_data)
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self._save_entries(plan, entries_data)
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return plan
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def update(self, instance, validated_data):
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entries_data = validated_data.pop('entries', None)
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for attr, value in validated_data.items():
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setattr(instance, attr, value)
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instance.save()
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if entries_data is not None:
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instance.entries.all().delete()
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self._save_entries(instance, entries_data)
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return instance
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def _save_entries(self, plan, entries_data):
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for entry in entries_data:
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FertilizationEntry.objects.create(
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plan=plan,
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field_id=entry['field_id'],
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fertilizer_id=entry['fertilizer_id'],
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bags=entry['bags'],
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)
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