53 lines
2.3 KiB
Python
53 lines
2.3 KiB
Python
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"""计提公式模板定义模型。
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把一期代码内注册表升级为数据库配置：模板名称、说明、参数绑定可在页面维护，
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公式执行骨架仍是受控枚举（formula_type），不允许自由表达式，避免注入与算错。
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岗位角色 `business_roles.calc_template` 绑定模板编码，编码创建后不可修改。
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"""
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from sqlalchemy import JSON, Integer, String
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from sqlalchemy.orm import Mapped, mapped_column
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from app.models.base import BIGINT_UNSIGNED, TINYINT_TYPE, Base, TimestampMixin, mysql_table_args
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class CalcTemplateDefinition(Base, TimestampMixin):
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"""计提公式模板定义表。内置模板随迁移初始化，页面可新增自定义模板。"""
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__tablename__ = "calc_template_definitions"
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__table_args__ = mysql_table_args("计提公式模板定义表（页面可维护，骨架受控）")
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id: Mapped[int] = mapped_column(
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BIGINT_UNSIGNED, primary_key=True, autoincrement=True, comment="主键ID"
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)
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template_code: Mapped[str] = mapped_column(
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String(32),
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nullable=False,
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unique=True,
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comment="模板编码，创建后不可修改；岗位表 business_roles.calc_template 引用",
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)
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template_name: Mapped[str] = mapped_column(String(64), nullable=False, comment="模板名称")
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formula_type: Mapped[str] = mapped_column(
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String(32),
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nullable=False,
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comment="公式骨架类型：linear_decay/fixed_profit/fixed_sales/manager_share/prepay_fixed，创建后不可修改",
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)
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params_json: Mapped[dict] = mapped_column(
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JSON,
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nullable=False,
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comment="骨架参数角色到参数编码的 JSON 映射，如 {start:..., slope:...}",
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)
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description: Mapped[str | None] = mapped_column(String(255), comment="模板说明")
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sort_order: Mapped[int] = mapped_column(
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Integer, nullable=False, server_default="0", comment="显示排序"
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)
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status: Mapped[int] = mapped_column(
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TINYINT_TYPE, nullable=False, server_default="1", comment="状态：1启用 0停用"
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)
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is_system: Mapped[int] = mapped_column(
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TINYINT_TYPE,
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nullable=False,
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server_default="0",
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comment="是否系统模板：1内置（禁删、骨架与编码锁定） 0自定义",
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)
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