57 lines
2.0 KiB
Python
57 lines
2.0 KiB
Python
# app/models/base.py
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from app.extensions import db
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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
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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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category = db.Column(db.String(100), comment='类别')
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material_type = db.Column(db.String(100), comment='类型')
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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')
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product_image = db.Column(db.Text, comment='通用产品图')
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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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# 关联关系区域
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# ============================================================
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# 1. 关联采购库存 (StockBuy)
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stock_buys = db.relationship('StockBuy', back_populates='material', lazy='dynamic')
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# 2. 关联半成品库存 (StockSemi)
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stock_semis = db.relationship('StockSemi', back_populates='material', lazy='dynamic')
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# 3. 关联成品库存 (StockProduct)
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stock_products = db.relationship('StockProduct', 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
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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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'type': self.material_type, # 前端字段映射
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'spec': self.spec_model, # 前端字段映射
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'unit': self.unit,
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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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'isEnabled': 1 if self.is_enabled else 0,
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} |