87 lines
3.3 KiB
Python
87 lines
3.3 KiB
Python
# app/models/material.py
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from app.extensions import db
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from datetime import datetime
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class MaterialBase(db.Model):
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"""
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基础信息表模型
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对应数据库表: material_base
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"""
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__tablename__ = 'material_base'
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# 1. 基础字段 (保持不变)
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id = db.Column(db.Integer, primary_key=True)
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name = db.Column(db.String(255), nullable=False, comment='基础信息名称')
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# 类别 (对应 SQL: category)
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category = db.Column(db.String(100), comment='类别')
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# 类型 (对应 SQL: material_type) -> 前端 prop="type"
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material_type = db.Column(db.String(100), comment='类型')
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# 规格型号 (对应 SQL: spec_model) -> 前端 prop="spec"
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spec_model = db.Column(db.String(255), comment='规格型号')
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unit = db.Column(db.String(50), comment='计量单位')
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# 可见等级
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visibility_level = db.Column(db.Integer, default=0, comment='信息可见等级')
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# 链接与图片
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manual_link = db.Column(db.Text, comment='通用说明书链接')
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product_image = db.Column(db.Text, comment='通用产品图链接')
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# 启用状态
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is_enabled = db.Column(db.Boolean, default=True, comment='是否启用')
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# ============================================================
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# 时间字段 (保持你原本的注释状态，以免报错)
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# ============================================================
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# create_time = db.Column(db.DateTime, default=datetime.utcnow)
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# update_time = db.Column(db.DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
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# ============================================================
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# 关联关系区域 (修改重点)
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# ============================================================
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# 1. 关联采购库存 (StockBuy) - 保持不变
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# 注意：确保 app/models/inbound/buy.py 中的 StockBuy 定义了 back_populates='material'
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stock_buys = db.relationship('StockBuy', back_populates='material', lazy='dynamic')
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# 2. 【新增】关联半成品库存 (StockSemi)
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# 注意：确保 app/models/inbound/semi.py 中的 StockSemi 定义了 back_populates='material'
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# 这样以后可以通过 material.stock_semis 来访问该物料下的所有半成品库存记录
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stock_semis = db.relationship('StockSemi', back_populates='material', lazy='dynamic')
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def to_dict(self):
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"""
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序列化方法：将模型转换为字典，供API返回JSON使用
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"""
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return {
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'id': self.id,
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'name': self.name,
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'category': self.category,
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# =========================================
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# 关键映射区 (保持不变)
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# =========================================
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# 数据库叫 material_type -> 前端叫 type
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'type': self.material_type,
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# 数据库叫 spec_model -> 前端叫 spec
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'spec': self.spec_model,
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'unit': self.unit,
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# 驼峰命名适配
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'visibilityLevel': self.visibility_level,
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'generalManual': self.manual_link,
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'generalImage': self.product_image,
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# 状态处理
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'isEnabled': 1 if self.is_enabled else 0,
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# 时间字段保持注释
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# 'createTime': self.create_time.strftime('%Y-%m-%d %H:%M:%S') if hasattr(self, 'create_time') and self.create_time else None
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} |