"""
Local CDSL engine copied into the product repository.

The package exposes the CDSL-only rebuild API used by the backend Agent.
"""

from __future__ import annotations

from .llm_compiler import compile_cdsl
from .llm_engine import run_engine_plan
try:
    from .rebuild import compare_with_gold, compile_cdsl_to_pack, run_cdsl_only, run_engine, run_rebuild
except ModuleNotFoundError as exc:
    # The legacy rebuild façade optionally depends on cdsl_importer, which is
    # not present in the standalone runtime distribution.  Keep importing the
    # executable session runtime possible; callers of the legacy façade get a
    # precise import error when they invoke it.
    if exc.name != "cdsl_importer":
        raise

    def _legacy_rebuild_unavailable(*_args, _missing=exc, **_kwargs):
        raise RuntimeError("legacy rebuild facade requires the optional cdsl_importer package") from _missing

    compare_with_gold = _legacy_rebuild_unavailable
    compile_cdsl_to_pack = _legacy_rebuild_unavailable
    run_cdsl_only = _legacy_rebuild_unavailable
    run_engine = _legacy_rebuild_unavailable
    run_rebuild = _legacy_rebuild_unavailable
from .semantic_validation import validate_semantic_cdsl
from .sketch_solver import CORE_SHAPE_GENERATORS, resolve_all_sketches, resolve_required_sketches
from .runtime import ALL_ATOMIC_IDS, EXECUTORS, RuntimeExecutionError, analyze_cdsl, rebuild_cdsl
from .operation_contracts import materialized_feature_contracts

# The package-level runtime contract is the session executor registry.  The
# older llm_engine dispatcher remains available only for legacy engine packs.
SUPPORTED_ATOMIC_IDS = ALL_ATOMIC_IDS
SHAPE_GENERATORS = CORE_SHAPE_GENERATORS

__all__ = [
    "compile_cdsl",
    "compile_cdsl_to_pack",
    "run_engine_plan",
    "run_engine",
    "run_cdsl_only",
    "run_rebuild",
    "compare_with_gold",
    "resolve_all_sketches",
    "resolve_required_sketches",
    "CORE_SHAPE_GENERATORS",
    "SHAPE_GENERATORS",
    "SUPPORTED_ATOMIC_IDS",
    "validate_semantic_cdsl",
    "ALL_ATOMIC_IDS",
    "EXECUTORS",
    "rebuild_cdsl",
    "analyze_cdsl",
    "RuntimeExecutionError",
    "materialized_feature_contracts",
]

__version__ = "1.0.0"