feat(platform): close AI expense value loop
Add tenant-safe value, telemetry, connector, commercial, and production-readiness foundations.
This commit is contained in:
caoxiaozhu
476
server/src/app/models/financial_connector.py
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476
server/src/app/models/financial_connector.py
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@@ -0,0 +1,476 @@
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from __future__ import annotations
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import uuid
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from datetime import datetime
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from decimal import Decimal
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from typing import Any
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from sqlalchemy import (
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CheckConstraint,
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DateTime,
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ForeignKeyConstraint,
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Index,
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Integer,
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Numeric,
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String,
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Text,
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UniqueConstraint,
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func,
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)
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from sqlalchemy.orm import Mapped, mapped_column
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from sqlalchemy.types import JSON
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from app.db.base_class import Base
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def _new_id() -> str:
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return str(uuid.uuid4())
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class FinancialConnectorConfig(Base):
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"""租户绑定的连接器契约；只保存服务端密钥引用，不保存密钥。"""
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__tablename__ = "financial_connector_configs"
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__table_args__ = (
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UniqueConstraint("tenant_id", "id", name="uq_financial_connector_configs_tenant_id"),
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UniqueConstraint(
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"tenant_id",
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"provider",
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"key_version",
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name="uq_financial_connector_configs_tenant_provider_key",
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),
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CheckConstraint(
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"environment IN ('test', 'mock', 'staging', 'production')",
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name="ck_financial_connector_configs_environment",
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),
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CheckConstraint(
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"status IN ('active', 'disabled', 'rotating')",
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name="ck_financial_connector_configs_status",
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),
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CheckConstraint(
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"clock_skew_seconds BETWEEN 30 AND 900",
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name="ck_financial_connector_configs_clock_skew",
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),
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CheckConstraint(
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"version >= 1",
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name="ck_financial_connector_configs_version",
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),
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CheckConstraint(
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"length(trim(provider)) > 0 AND length(trim(key_version)) > 0 "
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"AND length(trim(secret_ref)) > 0",
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name="ck_financial_connector_configs_keys",
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),
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Index(
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"ix_financial_connector_configs_tenant_status",
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"tenant_id",
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"status",
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"provider",
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),
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)
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id: Mapped[str] = mapped_column(String(36), primary_key=True, default=_new_id)
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tenant_id: Mapped[str] = mapped_column(String(64), nullable=False)
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provider: Mapped[str] = mapped_column(String(80), nullable=False)
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environment: Mapped[str] = mapped_column(String(16), nullable=False)
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key_version: Mapped[str] = mapped_column(String(40), nullable=False)
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secret_ref: Mapped[str] = mapped_column(String(180), nullable=False)
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allowed_event_types_json: Mapped[list[str]] = mapped_column(JSON, nullable=False, default=list)
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clock_skew_seconds: Mapped[int] = mapped_column(Integer, nullable=False, default=300)
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status: Mapped[str] = mapped_column(String(16), nullable=False, default="disabled")
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version: Mapped[int] = mapped_column(Integer, nullable=False, default=1)
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last_success_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
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last_error_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
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last_error_code: Mapped[str | None] = mapped_column(String(80))
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created_by: Mapped[str] = mapped_column(String(120), nullable=False)
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created_at: Mapped[datetime] = mapped_column(
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DateTime(timezone=True), nullable=False, server_default=func.now()
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)
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updated_at: Mapped[datetime] = mapped_column(
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DateTime(timezone=True), nullable=False, server_default=func.now(), onupdate=func.now()
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)
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class FinancialConnectorConfigEvent(Base):
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"""连接器配置生命周期审计事实；不得保存密钥引用或密钥明文。"""
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__tablename__ = "financial_connector_config_events"
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__table_args__ = (
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UniqueConstraint(
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"tenant_id",
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"id",
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name="uq_financial_connector_config_events_tenant_id",
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),
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UniqueConstraint(
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"tenant_id",
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"request_id",
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"action",
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name="uq_financial_connector_config_events_tenant_request_action",
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),
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ForeignKeyConstraint(
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["tenant_id", "config_id"],
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["financial_connector_configs.tenant_id", "financial_connector_configs.id"],
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name="fk_financial_connector_config_events_tenant_config",
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ondelete="RESTRICT",
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),
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CheckConstraint(
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"action IN ('created', 'activated', 'disabled', "
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"'rotation_started', 'rotation_replacement_created')",
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name="ck_financial_connector_config_events_action",
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),
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CheckConstraint(
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"expected_version IS NULL OR expected_version >= 1",
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name="ck_financial_connector_config_events_expected_version",
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),
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CheckConstraint(
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"length(trim(actor_id)) > 0 AND length(trim(request_id)) > 0 "
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"AND length(trim(reason)) > 0",
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name="ck_financial_connector_config_events_required_text",
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),
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Index(
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"ix_financial_connector_config_events_tenant_config_time",
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"tenant_id",
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"config_id",
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"occurred_at",
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),
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Index(
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"ix_financial_connector_config_events_tenant_request",
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"tenant_id",
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"request_id",
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),
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)
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id: Mapped[str] = mapped_column(String(36), primary_key=True, default=_new_id)
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tenant_id: Mapped[str] = mapped_column(String(64), nullable=False)
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config_id: Mapped[str] = mapped_column(String(36), nullable=False)
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action: Mapped[str] = mapped_column(String(40), nullable=False)
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actor_id: Mapped[str] = mapped_column(String(120), nullable=False)
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request_id: Mapped[str] = mapped_column(String(120), nullable=False)
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reason: Mapped[str] = mapped_column(Text(), nullable=False)
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expected_version: Mapped[int | None] = mapped_column(Integer)
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before_json: Mapped[dict[str, Any]] = mapped_column(JSON, nullable=False, default=dict)
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after_json: Mapped[dict[str, Any]] = mapped_column(JSON, nullable=False, default=dict)
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occurred_at: Mapped[datetime] = mapped_column(
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DateTime(timezone=True), nullable=False, server_default=func.now()
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)
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class FinancialConnectorOperationalEvent(Base):
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"""连接器重放、认证失败和载荷冲突的最小化追加式运营事实。"""
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__tablename__ = "financial_connector_operational_events"
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__table_args__ = (
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UniqueConstraint(
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"tenant_id",
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"id",
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name="uq_financial_connector_operational_events_tenant_id",
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),
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UniqueConstraint(
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"tenant_id",
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"idempotency_key",
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name="uq_financial_connector_operational_events_tenant_request",
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),
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ForeignKeyConstraint(
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["tenant_id", "config_id"],
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["financial_connector_configs.tenant_id", "financial_connector_configs.id"],
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name="fk_financial_connector_operational_events_tenant_config",
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ondelete="RESTRICT",
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),
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CheckConstraint(
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"event_type IN ('replay', 'auth_failure', 'payload_conflict')",
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name="ck_financial_connector_operational_events_type",
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),
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CheckConstraint(
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"environment IN ('test', 'mock', 'staging', 'production')",
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name="ck_financial_connector_operational_events_environment",
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),
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CheckConstraint(
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"length(trim(provider)) > 0 AND length(trim(reason_code)) > 0",
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name="ck_financial_connector_operational_events_required_text",
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),
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CheckConstraint(
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"length(request_fingerprint) = 76 "
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"AND request_fingerprint LIKE 'hmac-sha256:%' "
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"AND length(external_event_fingerprint) = 76 "
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"AND external_event_fingerprint LIKE 'hmac-sha256:%' "
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"AND length(idempotency_key) = 71 "
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"AND idempotency_key LIKE 'sha256:%'",
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name="ck_financial_connector_operational_events_fingerprints",
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),
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Index(
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"ix_financial_connector_operational_events_tenant_config_time",
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"tenant_id",
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"config_id",
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"occurred_at",
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),
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Index(
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"ix_financial_connector_operational_events_tenant_type_time",
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"tenant_id",
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"event_type",
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"occurred_at",
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),
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Index(
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"ix_financial_connector_operational_events_tenant_provider_time",
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"tenant_id",
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"provider",
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"occurred_at",
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),
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)
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id: Mapped[str] = mapped_column(String(36), primary_key=True, default=_new_id)
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tenant_id: Mapped[str] = mapped_column(String(64), nullable=False)
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config_id: Mapped[str] = mapped_column(String(36), nullable=False)
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provider: Mapped[str] = mapped_column(String(80), nullable=False)
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environment: Mapped[str] = mapped_column(String(16), nullable=False)
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event_type: Mapped[str] = mapped_column(String(32), nullable=False)
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reason_code: Mapped[str] = mapped_column(String(80), nullable=False)
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request_fingerprint: Mapped[str] = mapped_column(String(76), nullable=False)
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external_event_fingerprint: Mapped[str] = mapped_column(String(76), nullable=False)
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idempotency_key: Mapped[str] = mapped_column(String(71), nullable=False)
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occurred_at: Mapped[datetime] = mapped_column(
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DateTime(timezone=True), nullable=False, server_default=func.now()
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)
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class FinancialConnectorEvent(Base):
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"""经签名验证的最小化外部事实。表由 PostgreSQL 触发器强制只追加。"""
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__tablename__ = "financial_connector_events"
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__table_args__ = (
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UniqueConstraint("tenant_id", "id", name="uq_financial_connector_events_tenant_id"),
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UniqueConstraint(
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"tenant_id",
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"provider",
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"external_event_id",
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name="uq_financial_connector_events_external_id",
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),
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ForeignKeyConstraint(
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["tenant_id", "config_id"],
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["financial_connector_configs.tenant_id", "financial_connector_configs.id"],
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name="fk_financial_connector_events_tenant_config",
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ondelete="RESTRICT",
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),
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ForeignKeyConstraint(
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["tenant_id", "origin_event_id"],
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["financial_connector_events.tenant_id", "financial_connector_events.id"],
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name="fk_financial_connector_events_tenant_origin",
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ondelete="RESTRICT",
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),
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ForeignKeyConstraint(
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["tenant_id", "expense_case_id"],
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["expense_cases.tenant_id", "expense_cases.id"],
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name="fk_financial_connector_events_tenant_expense_case",
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ondelete="RESTRICT",
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),
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CheckConstraint(
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"direction = 'inbound'",
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name="ck_financial_connector_events_direction",
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),
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CheckConstraint(
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"event_type IN ('payment_settled', 'payment_failed', 'erp_posted', "
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"'erp_posting_failed', 'payment_refunded', 'payment_reversed')",
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name="ck_financial_connector_events_type",
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),
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CheckConstraint(
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"environment IN ('test', 'mock', 'staging', 'production')",
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name="ck_financial_connector_events_environment",
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),
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CheckConstraint(
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"verification_level IN ('simulated', 'staging_verified', 'production_verified')",
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name="ck_financial_connector_events_verification",
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),
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CheckConstraint(
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"processing_status IN ('processed', 'exception', 'pending')",
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name="ck_financial_connector_events_processing_status",
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),
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CheckConstraint(
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"length(trim(external_event_id)) > 0 "
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"AND length(trim(request_fingerprint)) >= 16 "
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"AND length(trim(content_hash)) >= 16",
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name="ck_financial_connector_events_fingerprints",
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),
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CheckConstraint(
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"(event_type IN ('payment_refunded', 'payment_reversed', "
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"'erp_posted', 'erp_posting_failed') "
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"AND (origin_event_id IS NOT NULL OR processing_status = 'exception')) "
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"OR (event_type IN ('payment_settled', 'payment_failed') "
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"AND origin_event_id IS NULL)",
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name="ck_financial_connector_events_origin",
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),
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Index(
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"ix_financial_connector_events_tenant_received",
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"tenant_id",
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"received_at",
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),
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Index(
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"ix_financial_connector_events_tenant_claim",
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"tenant_id",
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"claim_id",
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"occurred_at",
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),
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)
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id: Mapped[str] = mapped_column(String(36), primary_key=True, default=_new_id)
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tenant_id: Mapped[str] = mapped_column(String(64), nullable=False)
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config_id: Mapped[str] = mapped_column(String(36), nullable=False)
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provider: Mapped[str] = mapped_column(String(80), nullable=False)
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environment: Mapped[str] = mapped_column(String(16), nullable=False)
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direction: Mapped[str] = mapped_column(String(12), nullable=False, default="inbound")
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external_event_id: Mapped[str] = mapped_column(String(160), nullable=False)
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event_type: Mapped[str] = mapped_column(String(40), nullable=False)
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occurred_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), nullable=False)
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received_at: Mapped[datetime] = mapped_column(
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DateTime(timezone=True), nullable=False, server_default=func.now()
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)
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key_version: Mapped[str] = mapped_column(String(40), nullable=False)
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verification_level: Mapped[str] = mapped_column(String(32), nullable=False)
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request_fingerprint: Mapped[str] = mapped_column(String(80), nullable=False)
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content_hash: Mapped[str] = mapped_column(String(80), nullable=False)
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processing_status: Mapped[str] = mapped_column(String(20), nullable=False)
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error_code: Mapped[str | None] = mapped_column(String(80))
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# expense_claims 由 legacy bootstrap 创建，迁移表只保存经过租户 Case 校验的软引用。
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claim_id: Mapped[str | None] = mapped_column(String(36))
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expense_case_id: Mapped[str | None] = mapped_column(String(36))
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origin_event_id: Mapped[str | None] = mapped_column(String(36))
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correlation_id: Mapped[str] = mapped_column(String(64), nullable=False)
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external_reference_tail: Mapped[str | None] = mapped_column(String(8))
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normalized_payload_json: Mapped[dict[str, Any]] = mapped_column(
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JSON, nullable=False, default=dict
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)
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response_json: Mapped[dict[str, Any]] = mapped_column(JSON, nullable=False, default=dict)
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class PaymentReconciliationCase(Base):
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"""对账当前投影；所有历史变化由 PaymentReconciliationEvent 保存。"""
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__tablename__ = "payment_reconciliation_cases"
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__table_args__ = (
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UniqueConstraint("tenant_id", "id", name="uq_payment_reconciliation_cases_tenant_id"),
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UniqueConstraint(
|
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"tenant_id",
|
||||
"provider",
|
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"claim_id",
|
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name="uq_payment_reconciliation_cases_tenant_provider_claim",
|
||||
),
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ForeignKeyConstraint(
|
||||
["tenant_id", "last_connector_event_id"],
|
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["financial_connector_events.tenant_id", "financial_connector_events.id"],
|
||||
name="fk_payment_reconciliation_cases_tenant_last_event",
|
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ondelete="RESTRICT",
|
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),
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ForeignKeyConstraint(
|
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["tenant_id", "expense_case_id"],
|
||||
["expense_cases.tenant_id", "expense_cases.id"],
|
||||
name="fk_payment_reconciliation_cases_tenant_expense_case",
|
||||
ondelete="RESTRICT",
|
||||
),
|
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CheckConstraint(
|
||||
"status IN ('pending', 'matched', 'exception', 'confirmed', "
|
||||
"'rejected', 'reopened', 'closed')",
|
||||
name="ck_payment_reconciliation_cases_status",
|
||||
),
|
||||
CheckConstraint(
|
||||
"erp_status IN ('pending_posting', 'posted', 'posting_failed')",
|
||||
name="ck_payment_reconciliation_cases_erp_status",
|
||||
),
|
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CheckConstraint(
|
||||
"expected_amount >= 0 AND actual_amount >= 0",
|
||||
name="ck_payment_reconciliation_cases_amounts",
|
||||
),
|
||||
CheckConstraint(
|
||||
"length(trim(expected_currency)) = 3 AND length(trim(actual_currency)) = 3",
|
||||
name="ck_payment_reconciliation_cases_currencies",
|
||||
),
|
||||
Index(
|
||||
"ix_payment_reconciliation_cases_tenant_status",
|
||||
"tenant_id",
|
||||
"status",
|
||||
"updated_at",
|
||||
),
|
||||
)
|
||||
|
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id: Mapped[str] = mapped_column(String(36), primary_key=True, default=_new_id)
|
||||
tenant_id: Mapped[str] = mapped_column(String(64), nullable=False)
|
||||
provider: Mapped[str] = mapped_column(String(80), nullable=False)
|
||||
# 租户边界由 expense_case_id 复合外键与服务查询共同保证。
|
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claim_id: Mapped[str] = mapped_column(String(36), nullable=False)
|
||||
expense_case_id: Mapped[str | None] = mapped_column(String(36))
|
||||
expected_amount: Mapped[Decimal] = mapped_column(Numeric(20, 4), nullable=False)
|
||||
actual_amount: Mapped[Decimal] = mapped_column(Numeric(20, 4), nullable=False)
|
||||
amount_difference: Mapped[Decimal] = mapped_column(Numeric(20, 4), nullable=False)
|
||||
expected_currency: Mapped[str] = mapped_column(String(3), nullable=False)
|
||||
actual_currency: Mapped[str] = mapped_column(String(3), nullable=False)
|
||||
expected_reference: Mapped[str] = mapped_column(String(160), nullable=False)
|
||||
external_reference_tail: Mapped[str | None] = mapped_column(String(8))
|
||||
status: Mapped[str] = mapped_column(String(20), nullable=False)
|
||||
exception_code: Mapped[str | None] = mapped_column(String(80))
|
||||
erp_status: Mapped[str] = mapped_column(String(20), nullable=False, default="pending_posting")
|
||||
erp_document_tail: Mapped[str | None] = mapped_column(String(8))
|
||||
erp_document_hash: Mapped[str | None] = mapped_column(String(80))
|
||||
assigned_to: Mapped[str | None] = mapped_column(String(120))
|
||||
last_connector_event_id: Mapped[str] = mapped_column(String(36), nullable=False)
|
||||
version: Mapped[int] = mapped_column(Integer, nullable=False, default=1)
|
||||
created_at: Mapped[datetime] = mapped_column(
|
||||
DateTime(timezone=True), nullable=False, server_default=func.now()
|
||||
)
|
||||
updated_at: Mapped[datetime] = mapped_column(
|
||||
DateTime(timezone=True), nullable=False, server_default=func.now(), onupdate=func.now()
|
||||
)
|
||||
|
||||
|
||||
class PaymentReconciliationEvent(Base):
|
||||
"""对账动作审计事实；数据库级禁止更新和删除。"""
|
||||
|
||||
__tablename__ = "payment_reconciliation_events"
|
||||
__table_args__ = (
|
||||
UniqueConstraint("tenant_id", "id", name="uq_payment_reconciliation_events_tenant_id"),
|
||||
UniqueConstraint(
|
||||
"tenant_id",
|
||||
"connector_event_id",
|
||||
"action",
|
||||
name="uq_payment_reconciliation_events_connector_action",
|
||||
),
|
||||
ForeignKeyConstraint(
|
||||
["tenant_id", "reconciliation_case_id"],
|
||||
["payment_reconciliation_cases.tenant_id", "payment_reconciliation_cases.id"],
|
||||
name="fk_payment_reconciliation_events_tenant_case",
|
||||
ondelete="RESTRICT",
|
||||
),
|
||||
ForeignKeyConstraint(
|
||||
["tenant_id", "connector_event_id"],
|
||||
["financial_connector_events.tenant_id", "financial_connector_events.id"],
|
||||
name="fk_payment_reconciliation_events_tenant_connector_event",
|
||||
ondelete="RESTRICT",
|
||||
),
|
||||
CheckConstraint(
|
||||
"action IN ('auto_matched', 'exception_created', 'erp_posted', "
|
||||
"'erp_posting_failed', 'reopened', 'confirmed', 'rejected', 'closed')",
|
||||
name="ck_payment_reconciliation_events_action",
|
||||
),
|
||||
CheckConstraint(
|
||||
"length(trim(request_fingerprint)) >= 16",
|
||||
name="ck_payment_reconciliation_events_fingerprint",
|
||||
),
|
||||
Index(
|
||||
"ix_payment_reconciliation_events_tenant_case_time",
|
||||
"tenant_id",
|
||||
"reconciliation_case_id",
|
||||
"occurred_at",
|
||||
),
|
||||
)
|
||||
|
||||
id: Mapped[str] = mapped_column(String(36), primary_key=True, default=_new_id)
|
||||
tenant_id: Mapped[str] = mapped_column(String(64), nullable=False)
|
||||
reconciliation_case_id: Mapped[str] = mapped_column(String(36), nullable=False)
|
||||
connector_event_id: Mapped[str] = mapped_column(String(36), nullable=False)
|
||||
action: Mapped[str] = mapped_column(String(32), nullable=False)
|
||||
actor_type: Mapped[str] = mapped_column(String(20), nullable=False)
|
||||
actor_id: Mapped[str] = mapped_column(String(120), nullable=False)
|
||||
request_fingerprint: Mapped[str] = mapped_column(String(80), nullable=False)
|
||||
before_json: Mapped[dict[str, Any]] = mapped_column(JSON, nullable=False, default=dict)
|
||||
after_json: Mapped[dict[str, Any]] = mapped_column(JSON, nullable=False, default=dict)
|
||||
response_json: Mapped[dict[str, Any]] = mapped_column(JSON, nullable=False, default=dict)
|
||||
reason: Mapped[str | None] = mapped_column(Text())
|
||||
correlation_id: Mapped[str] = mapped_column(String(64), nullable=False)
|
||||
occurred_at: Mapped[datetime] = mapped_column(
|
||||
DateTime(timezone=True), nullable=False, server_default=func.now()
|
||||
)
|
||||
Reference in New Issue
Block a user