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51 lines
1.5 KiB
Python
51 lines
1.5 KiB
Python
"""Utility functions for policy management."""
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from typing import Any
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from ..schemas import CompiledCoveragePolicy, CoveragePolicy, ValidationResult
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from .loader import PolicyLoader
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# Global policy loader instance
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_policy_loader: PolicyLoader | None = None
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def get_policy_loader(config_dir: str = "config") -> PolicyLoader:
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"""Get global policy loader instance"""
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global _policy_loader
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if _policy_loader is None:
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_policy_loader = PolicyLoader(config_dir)
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return _policy_loader
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# Convenience functions
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def load_policy(
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baseline_path: str | None = None,
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jurisdiction: str = "UK",
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tax_year: str = "2024-25",
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tenant_id: str | None = None,
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) -> CoveragePolicy:
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"""Load coverage policy with overlays"""
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return get_policy_loader().load_policy(
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baseline_path, jurisdiction, tax_year, tenant_id
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)
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def merge_overlays(base: dict[str, Any], *overlays: dict[str, Any]) -> dict[str, Any]:
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"""Merge base policy with overlays"""
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return get_policy_loader().merge_overlays(base, *overlays)
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def apply_feature_flags(policy: dict[str, Any]) -> dict[str, Any]:
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"""Apply feature flags to policy"""
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return get_policy_loader().apply_feature_flags(policy)
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def compile_predicates(policy: CoveragePolicy) -> CompiledCoveragePolicy:
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"""Compile policy predicates"""
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return get_policy_loader().compile_predicates(policy)
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def validate_policy(policy_dict: dict[str, Any]) -> ValidationResult:
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"""Validate policy"""
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return get_policy_loader().validate_policy(policy_dict)
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