runtime_support.py

import hashlib
import json
import math
import os
import re
import time
import uuid
from collections.abc import Mapping
from dataclasses import dataclass, field
from decimal import Decimal, InvalidOperation
from datetime import datetime, timezone
from typing import Any, Callable, Optional

import requests
from quant_platform_kit.common.runtime_reports import build_runtime_report_base
from application.execution_receipt_adapter import (
    record_order_failure,
    record_order_response,
    record_order_submission_attempt,
    record_order_transport_uncertainty,
)
from runtime_scheduler_observation import observe_runtime_scheduler_state

# Binance rate limits (public API: 1200 weight/min, order placement: 50 orders/10s)
_BINANCE_ORDER_RATE_LIMIT_INTERVAL_SEC = 0.25  # max ~4 orders/sec
_BINANCE_ORDER_TRANSPORT_UNCERTAINTY_CODES = frozenset({-1001, -1006, -1007})
_BINANCE_ORDER_NOT_FOUND_CODE = -2013
_BINANCE_ORDER_FILLED_STATUS = "FILLED"
_BINANCE_ORDER_FAILED_STATUSES = frozenset({"CANCELED", "EXPIRED", "REJECTED"})
_ORDER_SUBMISSION_STATE_KEY = "order_submission"
_ORDER_SUBMISSION_RESERVED = "RESERVED"
_ORDER_SUBMISSION_UNKNOWN = "SUBMISSION_UNKNOWN"
_ORDER_SUBMISSION_TERMINAL = "TERMINAL"
_ORDER_SUBMISSION_FILLED_ACCOUNTING_PENDING = "FILLED_ACCOUNTING_PENDING"
_ORDER_CLIENT_ID_PREFIX = "QSL_"
_EARN_METHOD_BY_EFFECT_TYPE = {
    "earn_redeem": "redeem_simple_earn_flexible_product",
    "earn_subscribe": "subscribe_simple_earn_flexible_product",
}
_EARN_SUCCESS_ID_BY_METHOD = {
    "redeem_simple_earn_flexible_product": "redeemId",
    "subscribe_simple_earn_flexible_product": "purchaseId",
}
_LAST_API_CALL_TS: float = 0.0
RUNTIME_EVIDENCE_CONTRACT_VERSION = "qsl.runtime_evidence_aggregate.v1"
RECONCILIATION_STATUSES = frozenset({"MISSING", "MATCHED", "MISMATCHED"})
_RUNTIME_EVIDENCE_FORBIDDEN_FIELDS = frozenset(
    {
        "api_key",
        "api_secret",
        "authorization",
        "balances",
        "credentials",
        "headers",
        "orders",
        "positions",
        "provider_rows",
        "secret",
        "token",
    }
)


class ExecutionIntegrityError(RuntimeError):
    """Execution integrity is uncertain and the cycle must stop."""


class StatePersistenceError(ExecutionIntegrityError):
    """State persistence did not complete durably."""


class OrderReconciliationError(ExecutionIntegrityError):
    """An uncertain order could not be reconciled safely."""


class ClientCallError(RuntimeError):
    """A client call failed without exposing provider details."""


def _rate_limit_pause():
    """Enforce minimum interval between Binance API calls."""
    global _LAST_API_CALL_TS
    elapsed = time.monotonic() - _LAST_API_CALL_TS
    if elapsed < _BINANCE_ORDER_RATE_LIMIT_INTERVAL_SEC:
        time.sleep(_BINANCE_ORDER_RATE_LIMIT_INTERVAL_SEC - elapsed)
    _LAST_API_CALL_TS = time.monotonic()


def _is_sha256(value: Any) -> bool:
    return isinstance(value, str) and bool(re.fullmatch(r"[0-9a-f]{64}", value.strip()))


def _is_git_revision(value: Any) -> bool:
    return isinstance(value, str) and bool(re.fullmatch(r"[0-9a-f]{40}", value.strip()))


def _is_utc_timestamp(value: Any) -> bool:
    if not isinstance(value, str) or not value.endswith("Z"):
        return False
    try:
        datetime.fromisoformat(value.replace("Z", "+00:00"))
    except ValueError:
        return False
    return True


def _append_missing_fields(payload: Mapping[str, Any], fields: tuple[str, ...], errors: list[str], label: str) -> None:
    for field_name in fields:
        if field_name not in payload:
            errors.append(f"{label} missing field: {field_name}")


def _append_forbidden_field_errors(value: Any, errors: list[str]) -> None:
    if isinstance(value, Mapping):
        for field, nested_value in value.items():
            if str(field).lower() in _RUNTIME_EVIDENCE_FORBIDDEN_FIELDS:
                errors.append(f"runtime_evidence_aggregate contains forbidden field: {field}")
            _append_forbidden_field_errors(nested_value, errors)
    elif isinstance(value, (list, tuple)):
        for item in value:
            _append_forbidden_field_errors(item, errors)


def _validate_release_identity(identity: Any, errors: list[str]) -> None:
    label = "runtime_evidence_aggregate release_identity"
    if not isinstance(identity, Mapping):
        errors.append(f"{label} must be an object")
        return
    _append_missing_fields(
        identity,
        (
            "strategy_profile",
            "mode",
            "source_revision",
            "input_timestamp",
            "artifact_contract",
            "artifact_version",
            "artifacts",
        ),
        errors,
        label,
    )
    for field_name in ("strategy_profile", "mode", "artifact_contract", "artifact_version"):
        if not isinstance(identity.get(field_name), str) or not identity[field_name].strip():
            errors.append(f"{label} {field_name} must be a non-empty string")
    if not _is_git_revision(identity.get("source_revision")):
        errors.append(f"{label} source_revision must be a 40-character lowercase git SHA")
    if not _is_utc_timestamp(identity.get("input_timestamp")):
        errors.append(f"{label} input_timestamp must be a UTC timestamp")
    artifacts = identity.get("artifacts")
    if not isinstance(artifacts, Mapping) or not artifacts:
        errors.append(f"{label} artifacts must be a non-empty object")
        return
    for artifact_name, artifact in artifacts.items():
        if not isinstance(artifact_name, str) or not artifact_name.strip() or not isinstance(artifact, Mapping):
            errors.append(f"{label} artifacts must contain named objects")
            continue
        if not _is_sha256(artifact.get("sha256")):
            errors.append(f"{label} artifacts.{artifact_name}.sha256 must be a SHA-256 digest")


def _validate_reconciliation(reconciliation: Any, errors: list[str]) -> None:
    label = "runtime_evidence_aggregate reconciliation"
    if not isinstance(reconciliation, Mapping):
        errors.append(f"{label} must be an object")
        return
    status = reconciliation.get("status")
    if status not in RECONCILIATION_STATUSES:
        errors.append(f"{label} status must be one of MISSING, MATCHED, MISMATCHED")
        return
    if status == "MATCHED":
        for field in ("durable_receipt_sha256", "identity_sha256"):
            if not _is_sha256(reconciliation.get(field)):
                errors.append(f"{label}.MATCHED requires {field}")
        errors.append(f"{label}.MATCHED is not valid for static acceptance")
    elif status == "MISMATCHED":
        for field in ("durable_receipt_sha256", "identity_sha256", "observed_identity_sha256"):
            if not _is_sha256(reconciliation.get(field)):
                errors.append(f"{label}.MISMATCHED requires {field}")
        if reconciliation.get("identity_sha256") == reconciliation.get("observed_identity_sha256"):
            errors.append(f"{label}.MISMATCHED identity digests must differ")


def validate_runtime_evidence_aggregate(aggregate: Any) -> dict[str, Any]:
    """Validate a redacted, static-only runtime evidence aggregate."""
    errors: list[str] = []
    label = "runtime_evidence_aggregate"
    if not isinstance(aggregate, Mapping):
        return {"ok": False, "errors": [f"{label} must be an object"]}

    _append_forbidden_field_errors(aggregate, errors)
    _append_missing_fields(
        aggregate,
        (
            "contract_version",
            "release_identity",
            "risk_engine",
            "effective_exposure_cap",
            "stop_breaker_evaluation",
            "reconciliation",
            "static_validation_only",
            "execution_permitted",
            "verified_active",
            "fills_verified",
            "capital_use_verified",
        ),
        errors,
        label,
    )
    if aggregate.get("contract_version") != RUNTIME_EVIDENCE_CONTRACT_VERSION:
        errors.append(f"{label} contract_version must be {RUNTIME_EVIDENCE_CONTRACT_VERSION}")
    _validate_release_identity(aggregate.get("release_identity"), errors)

    risk_engine = aggregate.get("risk_engine")
    if not isinstance(risk_engine, Mapping):
        errors.append(f"{label} risk_engine must be an object")
    else:
        if risk_engine.get("outcome") != "APPROVE":
            errors.append(f"{label} risk_engine.outcome must be APPROVE")
        if not isinstance(risk_engine.get("policy_version"), str) or not risk_engine["policy_version"].strip():
            errors.append(f"{label} risk_engine.policy_version must be a non-empty string")

    cap = aggregate.get("effective_exposure_cap")
    if not isinstance(cap, Mapping):
        errors.append(f"{label} effective_exposure_cap must be an object")
    else:
        value = cap.get("value")
        if isinstance(value, bool) or not isinstance(value, (int, float)) or not 0 < value <= 1:
            errors.append(f"{label} effective_exposure_cap.value must be in (0, 1]")
        for field in ("mandate_version", "source"):
            if not isinstance(cap.get(field), str) or not cap[field].strip():
                errors.append(f"{label} effective_exposure_cap.{field} must be a non-empty string")

    stop_breaker = aggregate.get("stop_breaker_evaluation")
    if not isinstance(stop_breaker, Mapping):
        errors.append(f"{label} stop_breaker_evaluation must be an object")
    else:
        if stop_breaker.get("stop_evaluated") is not True:
            errors.append(f"{label} stop_breaker_evaluation.stop_evaluated must be true")
        if stop_breaker.get("breaker_evaluated") is not True:
            errors.append(f"{label} stop_breaker_evaluation.breaker_evaluated must be true")
        if stop_breaker.get("outcome") != "CLEAR":
            errors.append(f"{label} stop_breaker_evaluation.outcome must be CLEAR")
        if not isinstance(stop_breaker.get("policy_version"), str) or not stop_breaker["policy_version"].strip():
            errors.append(f"{label} stop_breaker_evaluation.policy_version must be a non-empty string")

    _validate_reconciliation(aggregate.get("reconciliation"), errors)
    for field in ("static_validation_only", "execution_permitted", "verified_active", "fills_verified", "capital_use_verified"):
        expected = field == "static_validation_only"
        if aggregate.get(field) is not expected:
            errors.append(f"{label} {field} must be {str(expected).lower()} for static acceptance")
    return {"ok": not errors, "errors": errors}


def build_runtime_evidence_aggregate(
    *,
    release_identity: Mapping[str, Any],
    risk_engine: Mapping[str, Any],
    effective_exposure_cap: Mapping[str, Any],
    stop_breaker_evaluation: Mapping[str, Any],
    reconciliation: Mapping[str, Any],
) -> dict[str, Any]:
    """Build a fail-closed aggregate that cannot claim runtime activity."""
    aggregate = {
        "contract_version": RUNTIME_EVIDENCE_CONTRACT_VERSION,
        "release_identity": dict(release_identity),
        "risk_engine": dict(risk_engine),
        "effective_exposure_cap": dict(effective_exposure_cap),
        "stop_breaker_evaluation": dict(stop_breaker_evaluation),
        "reconciliation": dict(reconciliation),
        "static_validation_only": True,
        "execution_permitted": False,
        "verified_active": False,
        "fills_verified": False,
        "capital_use_verified": False,
    }
    validation = validate_runtime_evidence_aggregate(aggregate)
    if not validation["ok"]:
        raise ValueError("Runtime evidence aggregate validation failed: " + "; ".join(validation["errors"]))
    return aggregate


@dataclass
class ExecutionRuntime:
    dry_run: bool = False
    run_id: str = ""
    now_utc: Optional[datetime] = None
    strategy_profile: str = ""
    strategy_domain: str = ""
    strategy_display_name: str = ""
    strategy_display_name_localized: str = ""
    client: Any = None
    api_key: str = ""
    api_secret: str = ""
    tg_token: str = ""
    tg_chat_id: str = ""
    state_loader: Optional[Callable[..., Any]] = None
    state_writer: Optional[Callable[[dict[str, Any]], Any]] = None
    notifier: Optional[Callable[..., Any]] = None
    runtime_target: Any = None
    standard_execution_permitted: bool = True
    trend_pool_payload: Optional[dict[str, Any]] = None
    btc_market_snapshot: Optional[dict[str, Any]] = None
    trend_indicator_snapshots: Optional[dict[str, Any]] = None
    mandate_provenance: Optional[dict[str, Any]] = None
    candidate_risk_identity: Any = None
    risk_authority: Any = None
    trend_pool_contract: Optional[dict[str, Any]] = None
    research_cycle_settings: Any = None
    print_traceback: bool = True
    order_sequence: int = 0
    trade_state: Optional[dict[str, Any]] = None
    state_owner_claim: Optional[Callable[[str], bool]] = None
    state_owner_release: Optional[Callable[[str], bool]] = None
    state_owner_id: str = ""
    state_owner_held: bool = False
    pending_funds: list[dict[str, Any]] = field(default_factory=list)
    cash_balance_observation: dict[str, float] = field(default_factory=dict)
    fuel_symbol: str = "BNBUSDT"
    fuel_asset: str = "BNB"
    side_effect_log: list[dict[str, Any]] = field(default_factory=list)

    def __post_init__(self):
        if self.now_utc is None:
            self.now_utc = datetime.now(timezone.utc)
        if not self.run_id:
            self.run_id = self.now_utc.strftime("%Y%m%dT%H%M%SZ")


def build_execution_report(runtime):
    runtime_target = getattr(runtime, "runtime_target", None)
    runtime_service_name = (
        getattr(runtime_target, "service_name", None)
        or os.getenv("SERVICE_NAME")
        or "binance-platform"
    )
    report = build_runtime_report_base(
        platform="binance",
        deploy_target=os.getenv("LOG_DEPLOY_TARGET", "vps"),
        service_name=runtime_service_name,
        strategy_profile=str(runtime.strategy_profile or os.getenv("STRATEGY_PROFILE", "crypto_live_pool_rotation")),
        strategy_domain=str(runtime.strategy_domain or os.getenv("STRATEGY_DOMAIN", "crypto")),
        run_id=str(runtime.run_id),
        run_source="github_actions" if os.getenv("GITHUB_RUN_ID") or os.getenv("GITHUB_ACTIONS") else "runtime",
        dry_run=bool(runtime.dry_run),
        started_at=runtime.now_utc,
        status="ok",
    )
    report.update({
        "status": "ok",
        "run_id": str(runtime.run_id),
        "dry_run": bool(runtime.dry_run),
        "standard_execution_permitted": bool(getattr(runtime, "standard_execution_permitted", True)),
        "selected_symbols": {
            "active_trend_pool": [],
            "selected_candidates": [],
        },
        "buy_sell_intents": [],
        "btc_dca_intents": [],
        "redemption_subscription_intents": [],
        "notifications": [],
        "state_write_intents": [],
        "side_effect_summary": {
            "executed_call_count": 0,
            "suppressed_call_count": 0,
        },
        "gating_summary": {},
        "gating_events": [],
        "error_summary": {
            "errors": [],
        },
        "log_lines": [],
        "total_equity_usdt": None,
        "trend_equity_usdt": None,
        "circuit_breaker_triggered": False,
        "degraded_mode_level": None,
        "scheduler_state": observe_runtime_scheduler_state(),
        "upstream_pool_symbols": [],
        "summary": {
            "strategy_display_name": str(runtime.strategy_display_name or ""),
            "strategy_display_name_localized": str(runtime.strategy_display_name_localized or ""),
        },
    })
    if runtime_target is not None:
        report["runtime_target"] = runtime_target.to_dict()
    return report


def append_report_error(report, message, *, stage="runtime"):
    report["error_summary"]["errors"].append({"stage": str(stage), "message": str(message)})


def record_gating_event(report, *, gate, category, symbol=None, detail=None):
    gate_name = str(gate)
    category_name = str(category)
    summary = report.setdefault("gating_summary", {})
    events = report.setdefault("gating_events", [])
    summary[gate_name] = int(summary.get(gate_name, 0) or 0) + 1

    event = {
        "gate": gate_name,
        "category": category_name,
    }
    if symbol:
        event["symbol"] = str(symbol)
    if detail is not None:
        event["detail"] = detail
    events.append(event)


def record_side_effect(runtime, report, *, effect_type, target, payload, executed):
    entry = {
        "effect_type": str(effect_type),
        "target": str(target),
        "payload": payload,
        "executed": bool(executed),
    }
    runtime.side_effect_log.append(entry)
    summary_key = "executed_call_count" if executed else "suppressed_call_count"
    report["side_effect_summary"][summary_key] += 1


def next_order_id(runtime, prefix, symbol):
    runtime.order_sequence += 1
    safe_run_id = "".join(ch if ch.isalnum() else "_" for ch in str(runtime.run_id))[:24] or "run"
    return f"{prefix}_{symbol}_{safe_run_id}_{runtime.order_sequence:03d}"


def runtime_notify(runtime, report, text):
    message = str(text)
    safe_event = {
        "sink": "telegram",
        "compact_text_sha256": hashlib.sha256(message.encode("utf-8")).hexdigest(),
        "compact_text_length": len(message),
        "run_id": str(runtime.run_id),
        "dry_run": bool(runtime.dry_run),
    }
    if runtime.dry_run:
        safe_event.update(
            {
                "delivery_status": "suppressed",
                "transport_acknowledged": False,
            }
        )
        report["notifications"].append(safe_event)
        record_side_effect(
            runtime,
            report,
            effect_type="notify",
            target="telegram",
            payload=safe_event,
            executed=False,
        )
        return False
    if runtime.notifier is None:
        raise RuntimeError("runtime.notifier is not configured")
    receipt = runtime.notifier(
        token=str(runtime.tg_token),
        chat_id=str(runtime.tg_chat_id),
        text=message,
        run_id=str(runtime.run_id),
        dry_run=False,
    )
    if isinstance(receipt, Mapping):
        for key in (
            "sink",
            "delivery_status",
            "transport_acknowledged",
            "error_type",
            "compact_text_sha256",
            "compact_text_length",
        ):
            if key in receipt:
                safe_event[key] = receipt[key]
        acknowledged = receipt.get("transport_acknowledged") is True
    else:
        acknowledged = receipt is True
    safe_event.setdefault("delivery_status", "sent" if acknowledged else "failed")
    safe_event["transport_acknowledged"] = acknowledged
    report["notifications"].append(safe_event)
    delivery_events = [
        event
        for event in report["notifications"]
        if event.get("delivery_status") != "suppressed"
    ]
    report.setdefault("summary", {})["notification_delivery_summary"] = {
        "event_count": len(delivery_events),
        "sent_count": sum(
            event.get("transport_acknowledged") is True for event in delivery_events
        ),
        "failed_count": sum(
            event.get("transport_acknowledged") is not True for event in delivery_events
        ),
        "all_acknowledged": all(
            event.get("transport_acknowledged") is True for event in delivery_events
        ),
    }
    record_side_effect(
        runtime,
        report,
        effect_type="notify",
        target="telegram",
        payload=safe_event,
        executed=acknowledged,
    )
    return acknowledged


def finalize_notification_delivery(report):
    delivery_summary = report.get("summary", {}).get("notification_delivery_summary")
    if not isinstance(delivery_summary, dict) or delivery_summary.get("all_acknowledged") is not False:
        return
    errors = report.setdefault("error_summary", {}).setdefault("errors", [])
    if not any(error.get("stage") == "notification_delivery" for error in errors if isinstance(error, dict)):
        errors.append(
            {
                "stage": "notification_delivery",
                "message": "Telegram delivery was not acknowledged.",
            }
        )
    if report.get("status") == "ok":
        report["status"] = "error"



def acquire_runtime_state_owner(runtime):
    if runtime.dry_run or not getattr(runtime, "standard_execution_permitted", True):
        return True
    if getattr(runtime, "state_owner_held", False):
        raise StatePersistenceError("state_owner_already_held") from None
    if not callable(getattr(runtime, "state_owner_claim", None)) or not callable(getattr(runtime, "state_owner_release", None)):
        raise StatePersistenceError("state_owner_unavailable") from None
    runtime.state_owner_id = uuid.uuid4().hex
    try:
        held = runtime.state_owner_claim(runtime.state_owner_id)
    except Exception:
        raise StatePersistenceError("state_owner_claim_uncertain") from None
    runtime.state_owner_held = held is True
    if runtime.state_owner_held:
        runtime.trade_state = None  # Never reuse a pre-claim cached state.
        runtime.pending_funds = []
        runtime.cash_balance_observation = {}
    return runtime.state_owner_held


def require_runtime_state_owner(runtime):
    if not getattr(runtime, "state_owner_held", False) or not getattr(runtime, "state_owner_id", ""):
        raise StatePersistenceError("state_owner_required") from None


def release_runtime_state_owner(runtime):
    require_runtime_state_owner(runtime)
    record = (runtime.trade_state or {}).get(_ORDER_SUBMISSION_STATE_KEY, {})
    if runtime.pending_funds or record.get("state") in {
        _ORDER_SUBMISSION_UNKNOWN,
        _ORDER_SUBMISSION_FILLED_ACCOUNTING_PENDING,
    }:
        return False
    try:
        released = runtime.state_owner_release(runtime.state_owner_id)
    except Exception:
        raise StatePersistenceError("state_owner_release_uncertain") from None
    finally:
        # An uncertain release never authorizes further work by this owner.
        runtime.state_owner_held = False
    if released is not True:
        raise StatePersistenceError("state_owner_release_failed") from None
    return True


def read_managed_balance(client, asset):
    """Value approved Spot + Flexible holdings; this is not available Spot cash."""
    try:
        spot = client.get_asset_balance(asset=asset)
        if not isinstance(spot, Mapping) or spot.get("asset", asset) != asset:
            raise ValueError("spot_balance_invalid")
        amounts = [_funding_amount(spot[key]) for key in ("free", "locked")]
        earn = client.get_simple_earn_flexible_product_position(asset=asset, current=1, size=100)
        rows = earn.get("rows") if isinstance(earn, Mapping) else None
        count = earn.get("total") if isinstance(earn, Mapping) else None
        if not isinstance(rows, list) or type(count) is not int or len(rows) != count or count >= 100:
            raise ValueError("earn_balance_incomplete")
        seen = set()
        for row in rows:
            if (not isinstance(row, Mapping) or row.get("asset") != asset
                    or not isinstance(row.get("productId"), str) or not row["productId"] or row["productId"] in seen):
                raise ValueError("earn_balance_invalid")
            seen.add(row["productId"])
            amounts.append(_funding_amount(row["totalAmount"]))
        total = float(sum(amounts))
        if not math.isfinite(total):
            raise ValueError("balance_invalid")
        return total
    except Exception:
        raise ExecutionIntegrityError("managed_balance_unavailable") from None


def account_known_fill_for_earn(state):
    """Accumulate broker-confirmed quantity/fee deltas in the accounting write."""
    if "earn_accrual_checkpoint" not in state:
        return
    record = state.get(_ORDER_SUBMISSION_STATE_KEY, {})
    if record.get("state") != _ORDER_SUBMISSION_FILLED_ACCOUNTING_PENDING:
        return
    from application.earn_accrual import _amount
    from decimal import localcontext
    try:
        assets = set(state["earn_accrual_checkpoint"]["assets"])
        net = state["earn_accounted_net_changes"]
        symbol = record["symbol"]
        if set(net) != assets or not symbol.endswith("USDT") or symbol[:-4] not in assets:
            raise ValueError
        fill = record["known_fill"]
        if fill.get("side") not in {"BUY", "SELL"} or not _known_fill_is_complete(fill, allowed_fee_assets=assets):
            raise ValueError
        with localcontext() as context:
            context.prec = 100
            updated = {a: _amount(net[a], signed=True) for a in assets}
            sign = Decimal(1) if fill["side"] == "BUY" else Decimal(-1)
            updated[symbol[:-4]] += sign * _amount(fill["executed_qty"])
            updated["USDT"] -= sign * _amount(fill["cummulative_quote_qty"])
            for item in fill["commissions"]:
                updated[item["commission_asset"]] -= _amount(item["commission"])
            state["earn_accounted_net_changes"] = {a: str(v) for a, v in updated.items()}
    except Exception:
        raise ExecutionIntegrityError("earn_fill_accounting_unverified") from None


def reconcile_runtime_cash_effects(runtime, state):
    """Refresh confirmed Earn/fuel balances; no receipt or status word substitutes for this read."""
    pending = getattr(runtime, "pending_funds", [])
    assets = {item["asset"] for item in pending if item.get("confirmed") and item.get("asset")}
    if not assets:
        return
    require_runtime_state_owner(runtime)
    prospective = "earn_accrual_checkpoint" in state
    submission = state.get(_ORDER_SUBMISSION_STATE_KEY, {})
    fuel_pending = (submission.get("state") == _ORDER_SUBMISSION_FILLED_ACCOUNTING_PENDING
                    and submission.get("symbol") == getattr(runtime, "fuel_symbol", None))
    if prospective:
        import copy
        from application.earn_accrual import collect_earn_checkpoint, compare_earn_checkpoints, _amount, _time
        from application.broker_reconciliation import collect_bnb_dividend_quantity
        try:
            pending_state = copy.deepcopy(state)
            if fuel_pending:
                account_known_fill_for_earn(pending_state)
            previous = state["earn_accrual_checkpoint"]
            current = collect_earn_checkpoint(runtime.client, assets=previous["assets"],
                observed_at=datetime.now(timezone.utc),
                expected_account_scope_sha256=previous["account_scope_sha256"])
            try:
                compare_earn_checkpoints(previous, current,
                    verified_net_changes=pending_state["earn_accounted_net_changes"])
            except ValueError as exc:
                if str(exc) != "earn_quantity_change_unexplained" or "BNB" not in previous["assets"]:
                    raise
                dividend = collect_bnb_dividend_quantity(
                    runtime.client,
                    start=_time(previous["observed_at"]),
                    end=_time(current["observed_at"]),
                )
                verified = dict(pending_state["earn_accounted_net_changes"])
                verified["BNB"] = str(
                    _amount(verified["BNB"], signed=True) + dividend["quantity"]
                )
                compare_earn_checkpoints(previous, current, verified_net_changes=verified)
            observations = {a: float(current["assets"][a]["quantity"]) for a in assets | {"USDT"}}
        except Exception:
            raise ExecutionIntegrityError("cash_reconciliation_uncertain") from None
        if fuel_pending:
            state["earn_accounted_net_changes"] = pending_state["earn_accounted_net_changes"]
            state[_ORDER_SUBMISSION_STATE_KEY] = {"state": _ORDER_SUBMISSION_TERMINAL}
    else:
        observations = {}
        try:
            for asset in assets | {"USDT"}:
                observations[asset] = read_managed_balance(runtime.client, asset)
        except Exception:
            raise ExecutionIntegrityError("cash_reconciliation_uncertain") from None
        submission = state.get(_ORDER_SUBMISSION_STATE_KEY, {})
        if (
            submission.get("state") == _ORDER_SUBMISSION_FILLED_ACCOUNTING_PENDING
            and submission.get("symbol") == getattr(runtime, "fuel_symbol", None)
        ):
            if not _known_fill_is_complete(
                submission.get("known_fill"),
                allowed_fee_assets={str(getattr(runtime, "fuel_asset", "BNB") or "BNB"), "USDT"},
            ):
                raise ExecutionIntegrityError("filled_order_accounting_unverifiable") from None
            if not _fuel_fill_matches_observed_balances(
                submission.get("known_fill"),
                previous=state.get("last_balance_snapshot"),
                observed=observations,
                fuel_asset=str(getattr(runtime, "fuel_asset", "BNB") or "BNB"),
            ):
                raise ExecutionIntegrityError("cash_reconciliation_uncertain") from None
            account_known_fill_for_earn(state)
            state[_ORDER_SUBMISSION_STATE_KEY] = {"state": _ORDER_SUBMISSION_TERMINAL}
    state.setdefault("last_balance_snapshot", {}).update(observations)
    runtime.cash_balance_observation = observations


def _accounted_funds(runtime, state, reason, item):
    if not item.get("confirmed"):
        return False
    today = runtime.now_utc.strftime("%Y%m%d")
    action, symbol = item.get("action"), item.get("symbol")
    if reason == f"trend_{action}:{symbol}":
        return state.get("trend_action_history", {}).get(symbol) == {"action": action, "date": today}
    if reason == f"btc_dca_{action}" and symbol == "BTCUSDT":
        return state.get(f"dca_last_{action}_date") == today
    if reason == "daily_circuit_breaker" and action == "sell":
        return state.get("is_circuit_broken") is True and isinstance(state.get("last_balance_snapshot"), dict)
    asset = item.get("asset")
    observed = getattr(runtime, "cash_balance_observation", {})
    return bool(asset and asset in observed and reason in {"cycle_complete", "cash_reconciliation"}
                and all(state.get("last_balance_snapshot", {}).get(key) == value for key, value in observed.items()))

def runtime_set_trade_state(runtime, report, state, *, reason):
    payload = {"reason": str(reason)}
    report["state_write_intents"].append(payload)
    if runtime.dry_run or not getattr(runtime, "standard_execution_permitted", True):
        record_side_effect(runtime, report, effect_type="state_write", target="firestore", payload=payload, executed=False)
        return
    require_runtime_state_owner(runtime)
    if runtime.state_writer is None:
        raise StatePersistenceError("state_persistence_failed")
    import copy
    before_write = copy.deepcopy(state)
    try:
        persisted = runtime.state_writer(state)
    except Exception:
        state.clear()
        state.update(before_write)
        raise StatePersistenceError("state_persistence_failed") from None
    if persisted is not True:
        state.clear()
        state.update(before_write)
        raise StatePersistenceError("state_persistence_failed")
    runtime.trade_state = state
    runtime.pending_funds = [item for item in runtime.pending_funds if not _accounted_funds(runtime, state, reason, item)]
    record_side_effect(runtime, report, effect_type="state_write", target="firestore", payload=payload, executed=True)


def _ensure_order_logical_identity(runtime, method_name, payload):
    order_payload = dict(payload)
    supplied_identity = str(order_payload.get("newClientOrderId") or "").strip()
    logical_order = (
        {"supplied_client_order_id": supplied_identity}
        if supplied_identity
        else {
            "run_id": str(runtime.run_id),
            "method_name": str(method_name),
            "payload": order_payload,
        }
    )
    encoded = json.dumps(logical_order, sort_keys=True, separators=(",", ":"), default=str)
    identity_sha256 = hashlib.sha256(encoded.encode("utf-8")).hexdigest()
    order_payload["newClientOrderId"] = _client_order_id_from_digest(identity_sha256)
    return order_payload, identity_sha256


def _client_order_id_from_digest(identity_sha256):
    if not _is_sha256(identity_sha256):
        raise StatePersistenceError("submission_state_invalid") from None
    return f"{_ORDER_CLIENT_ID_PREFIX}{identity_sha256[:28]}"


def _build_order_request_association(method_name, order_payload):
    symbol = str(order_payload.get("symbol") or "").strip().upper()
    if not re.fullmatch(r"[A-Z0-9]{3,30}", symbol):
        raise StatePersistenceError("submission_state_invalid") from None

    method_to_side = {
        "order_market_buy": "BUY",
        "order_market_sell": "SELL",
    }
    side = method_to_side.get(str(method_name))
    client_order_id = str(order_payload.get("newClientOrderId") or "").strip()
    quantity_fields = [name for name in ("quantity", "quoteOrderQty") if name in order_payload]
    if side is None or not client_order_id or len(quantity_fields) != 1:
        raise StatePersistenceError("submission_state_invalid") from None

    quantity_field = quantity_fields[0]
    try:
        quantity = Decimal(str(order_payload[quantity_field]))
    except (InvalidOperation, ValueError):
        raise StatePersistenceError("submission_state_invalid") from None
    if not quantity.is_finite() or quantity <= 0:
        raise StatePersistenceError("submission_state_invalid") from None
    return {
        "symbol": symbol,
        "side": side,
        "client_order_id": client_order_id,
        "quantity_field": quantity_field,
        "quantity": quantity,
    }


def _reconciled_order_matches_request(response, association):
    if not isinstance(response, Mapping):
        return False
    if str(response.get("clientOrderId") or "").strip() != association["client_order_id"]:
        return False
    if str(response.get("symbol") or "").strip().upper() != association["symbol"]:
        return False
    if str(response.get("side") or "").strip().upper() != association["side"]:
        return False
    response_quantity_field = (
        "origQty" if association["quantity_field"] == "quantity" else "origQuoteOrderQty"
    )
    try:
        response_quantity = Decimal(str(response[response_quantity_field]))
    except (KeyError, InvalidOperation, ValueError):
        return False
    return response_quantity.is_finite() and response_quantity == association["quantity"]


def _load_order_submission_state(runtime):
    state = runtime.trade_state
    if state is None:
        if runtime.state_loader is None:
            raise StatePersistenceError("state_persistence_unavailable") from None
        try:
            state = runtime.state_loader(normalize=False)
        except Exception:
            raise StatePersistenceError("state_persistence_failed") from None
    if not isinstance(state, dict):
        raise StatePersistenceError("submission_state_invalid") from None

    record = state.get(_ORDER_SUBMISSION_STATE_KEY, {"state": _ORDER_SUBMISSION_RESERVED})
    if not isinstance(record, Mapping):
        raise StatePersistenceError("submission_state_invalid") from None
    record = dict(record)
    status = record.get("state")
    if status in {_ORDER_SUBMISSION_RESERVED, _ORDER_SUBMISSION_TERMINAL}:
        if set(record) != {"state"}:
            raise StatePersistenceError("submission_state_invalid") from None
    elif status == _ORDER_SUBMISSION_FILLED_ACCOUNTING_PENDING:
        required = {"state", "identity_sha256", "symbol", "known_fill"}
        if set(record) != required or not _is_sha256(record.get("identity_sha256")):
            raise StatePersistenceError("submission_state_invalid") from None
        if not re.fullmatch(r"[A-Z0-9]{3,30}", str(record.get("symbol") or "")):
            raise StatePersistenceError("submission_state_invalid") from None
        if not isinstance(record.get("known_fill"), Mapping):
            raise StatePersistenceError("submission_state_invalid") from None
    elif status == _ORDER_SUBMISSION_UNKNOWN:
        if not _is_sha256(record.get("identity_sha256")):
            raise StatePersistenceError("submission_state_invalid") from None
        if set(record) == {"state", "identity_sha256", "symbol"}:
            if not re.fullmatch(r"[A-Z0-9]{3,30}", str(record.get("symbol") or "")):
                raise StatePersistenceError("submission_state_invalid") from None
        elif set(record) in ({"state", "identity_sha256", "method_name"}, {"state", "identity_sha256", "method_name", "funding_receipt"}):
            if (str(record.get("method_name") or "") not in _EARN_SUCCESS_ID_BY_METHOD
                    or ("funding_receipt" in record and not _valid_funding_receipt(record["funding_receipt"]))):
                raise StatePersistenceError("submission_state_invalid") from None
        else:
            raise StatePersistenceError("submission_state_invalid") from None
    else:
        raise StatePersistenceError("submission_state_invalid") from None
    runtime.trade_state = state
    return state, record


def _persist_order_submission_state(runtime, state, record):
    require_runtime_state_owner(runtime)
    if runtime.state_writer is None:
        raise StatePersistenceError("state_persistence_unavailable") from None
    updated_state = dict(state)
    updated_state[_ORDER_SUBMISSION_STATE_KEY] = dict(record)
    try:
        persisted = runtime.state_writer(updated_state)
    except Exception:
        raise StatePersistenceError("state_persistence_failed") from None
    if persisted is not True:
        raise StatePersistenceError("state_persistence_failed") from None
    state[_ORDER_SUBMISSION_STATE_KEY] = dict(record)
    runtime.trade_state = state


def _known_fill_record(response):
    fills = response.get("fills") if isinstance(response, Mapping) else None
    commissions = []
    if isinstance(fills, list):
        for fill in fills:
            if not isinstance(fill, Mapping):
                continue
            commissions.append(
                {
                    "price": str(fill.get("price", "")),
                    "qty": str(fill.get("qty", "")),
                    "commission": str(fill.get("commission", "")),
                    "commission_asset": str(fill.get("commissionAsset", "")),
                }
            )
    return {
        "client_order_id": str(response.get("clientOrderId", "")),
        "side": str(response.get("side", "")),
        "executed_qty": str(response.get("executedQty", "")),
        "cummulative_quote_qty": str(response.get("cummulativeQuoteQty", "")),
        "commissions": commissions,
    }


def _known_fill_is_complete(known_fill, *, allowed_fee_assets):
    if not isinstance(known_fill, Mapping):
        return False
    try:
        executed = Decimal(str(known_fill["executed_qty"]))
        quote = Decimal(str(known_fill["cummulative_quote_qty"]))
    except (KeyError, InvalidOperation, TypeError):
        return False
    fills = known_fill.get("commissions")
    if not executed.is_finite() or executed <= 0 or not quote.is_finite() or quote <= 0:
        return False
    if not isinstance(fills, list) or not fills:
        return False
    fill_qty = Decimal("0")
    fill_quote = Decimal("0")
    for fill in fills:
        if not isinstance(fill, Mapping):
            return False
        try:
            price = Decimal(str(fill["price"]))
            qty = Decimal(str(fill["qty"]))
            commission = Decimal(str(fill["commission"]))
        except (KeyError, InvalidOperation, TypeError):
            return False
        asset = str(fill.get("commission_asset") or "").upper()
        if (
            not price.is_finite()
            or price <= 0
            or not qty.is_finite()
            or qty <= 0
            or not commission.is_finite()
            or commission < 0
            or asset not in allowed_fee_assets
        ):
            return False
        fill_qty += qty
        fill_quote += price * qty
    return abs(fill_qty - executed) <= max(Decimal("1e-8"), executed * Decimal("1e-8")) and abs(
        fill_quote - quote
    ) <= max(Decimal("1e-8"), quote * Decimal("1e-8"))


def _fuel_fill_matches_observed_balances(known_fill, *, previous, observed, fuel_asset):
    if not isinstance(previous, Mapping) or not isinstance(observed, Mapping):
        return False
    try:
        executed = Decimal(str(known_fill["executed_qty"]))
        quote = Decimal(str(known_fill["cummulative_quote_qty"]))
        previous_fuel = Decimal(str(previous[fuel_asset]))
        previous_usdt = Decimal(str(previous["USDT"]))
        observed_fuel = Decimal(str(observed[fuel_asset]))
        observed_usdt = Decimal(str(observed["USDT"]))
    except (KeyError, InvalidOperation, TypeError):
        return False
    fuel_fee = Decimal("0")
    usdt_fee = Decimal("0")
    for fill in known_fill.get("commissions", []):
        try:
            commission = Decimal(str(fill["commission"]))
        except (KeyError, InvalidOperation, TypeError):
            return False
        asset = str(fill.get("commission_asset") or "").upper()
        if asset == fuel_asset:
            fuel_fee += commission
        elif asset == "USDT":
            usdt_fee += commission
        else:
            return False
    expected_fuel = previous_fuel + executed - fuel_fee
    expected_usdt = previous_usdt - quote - usdt_fee
    return (
        abs(observed_fuel - expected_fuel) <= Decimal("1e-8")
        and abs(observed_usdt - expected_usdt) <= Decimal("1e-4")
    )


def _complete_order_response(runtime, report, state, response, *, fill_accounting_required=False):
    record_order_response(report, response)
    status = str(response.get("status") or "").strip().upper() if isinstance(response, Mapping) else ""
    if status in _BINANCE_ORDER_FAILED_STATUSES:
        try:
            executed = Decimal(str(response["executedQty"]))
            no_fill = executed.is_finite() and executed == 0
        except (KeyError, InvalidOperation, TypeError):
            no_fill = False
        if not no_fill:
            raise OrderReconciliationError("order_reconciliation_uncertain") from None
    if status == _BINANCE_ORDER_FILLED_STATUS or status in _BINANCE_ORDER_FAILED_STATUSES:
        terminal_record = {"state": _ORDER_SUBMISSION_TERMINAL}
        if status == _BINANCE_ORDER_FILLED_STATUS and fill_accounting_required:
            previous = state.get(_ORDER_SUBMISSION_STATE_KEY, {})
            terminal_record = {
                "state": _ORDER_SUBMISSION_FILLED_ACCOUNTING_PENDING,
                "identity_sha256": str(previous.get("identity_sha256") or ""),
                "symbol": str(previous.get("symbol") or response.get("symbol") or "").upper(),
                "known_fill": _known_fill_record(response),
            }
        _persist_order_submission_state(runtime, state, terminal_record)
        if runtime.pending_funds:
            if status == _BINANCE_ORDER_FILLED_STATUS:
                runtime.pending_funds[-1]["confirmed"] = True
            else:
                runtime.pending_funds.pop()
    return _require_filled_order_response(response)


def _binance_error_code(exc):
    try:
        return int(getattr(exc, "code"))
    except (AttributeError, TypeError, ValueError):
        return None


def _is_order_transport_uncertainty(exc):
    transport_exceptions = (TimeoutError, ConnectionError)
    if hasattr(requests, "exceptions"):
        transport_exceptions += (requests.exceptions.Timeout, requests.exceptions.ConnectionError)
    return isinstance(exc, transport_exceptions) or (
        _binance_error_code(exc) in _BINANCE_ORDER_TRANSPORT_UNCERTAINTY_CODES
    )


def _funding_amount(value):
    amount = Decimal(str(value))
    if not amount.is_finite() or amount < 0:
        raise ValueError("funding_amount_invalid")
    return amount


def _valid_funding_receipt(receipt):
    try:
        return (isinstance(receipt, Mapping)
                and set(receipt) == {"id", "asset", "product_id", "amount", "spot_before"}
                and type(receipt["id"]) is int and receipt["id"] > 0
                and isinstance(receipt["asset"], str) and bool(re.fullmatch(r"[A-Z0-9]{1,20}", receipt["asset"]))
                and isinstance(receipt["product_id"], str) and bool(receipt["product_id"])
                and _funding_amount(receipt["amount"]) > 0
                and _funding_amount(receipt["spot_before"]) >= 0)
    except (KeyError, TypeError, ValueError, InvalidOperation):
        return False


def _confirm_funding_settlement(client, method, receipt):
    """One ID-bound history GET plus actual Spot cash; never another POST."""
    try:
        if not _valid_funding_receipt(receipt):
            raise ValueError("funding_receipt_invalid")
        redeem = method == "redeem_simple_earn_flexible_product"
        id_key = "redeemId" if redeem else "purchaseId"
        path = "redemptionRecord" if redeem else "subscriptionRecord"
        response = client._request_margin_api("get", "simple-earn/flexible/history/" + path, signed=True,
            data={id_key: receipt["id"], "productId": receipt["product_id"], "asset": receipt["asset"], "current": 1, "size": 100})
        if (not isinstance(response, Mapping) or type(response.get("total")) is not int
                or response["total"] != 1 or not isinstance(response.get("rows"), list) or len(response["rows"]) != 1):
            raise ValueError("funding_history_incomplete")
        row = response["rows"][0]
        amount = _funding_amount(receipt["amount"])
        if (not isinstance(row, Mapping) or type(row.get(id_key)) is not int or row[id_key] != receipt["id"]
                or row.get("asset") != receipt["asset"]
                or row.get("projectId" if redeem else "productId") != receipt["product_id"]
                or row.get("status") != ("PAID" if redeem else "SUCCESS")
                or row.get("destAccount" if redeem else "sourceAccount") != "SPOT"
                or _funding_amount(row.get("amount")) != amount):
            raise ValueError("funding_history_mismatch")
        spot = client.get_asset_balance(asset=receipt["asset"])
        free = _funding_amount(spot["free"])
        expected = _funding_amount(receipt["spot_before"]) + (amount if redeem else -amount)
        if free != expected:
            raise ValueError("funding_cash_mismatch")
    except Exception:
        raise OrderReconciliationError("funding_settlement_unverified") from None


def reconcile_pending_funding_submission(runtime):
    """Finish one durable Earn receipt using reads only, then account for it."""
    if runtime.dry_run or not getattr(runtime, "standard_execution_permitted", True):
        return False
    require_runtime_state_owner(runtime)
    state, record = _load_order_submission_state(runtime)
    if record.get("state") != _ORDER_SUBMISSION_UNKNOWN or "funding_receipt" not in record:
        return False

    receipt = record["funding_receipt"]
    opening_snapshot = state.get("last_balance_snapshot")
    if not isinstance(opening_snapshot, Mapping):
        raise OrderReconciliationError("funding_balance_conservation_unverified") from None
    opening_snapshot = dict(opening_snapshot)
    _confirm_funding_settlement(runtime.client, record["method_name"], receipt)

    pending = {
        "confirmed": True,
        "action": "funding",
        "symbol": None,
        "asset": receipt["asset"],
    }
    runtime.pending_funds.append(pending)
    reconcile_runtime_cash_effects(runtime, state)
    try:
        if any(
            asset not in opening_snapshot
            or _funding_amount(opening_snapshot[asset]) != _funding_amount(observed)
            for asset, observed in runtime.cash_balance_observation.items()
        ):
            raise ValueError("managed_balance_changed")
    except (InvalidOperation, TypeError, ValueError):
        state["last_balance_snapshot"] = opening_snapshot
        runtime.cash_balance_observation = {}
        raise OrderReconciliationError("funding_balance_conservation_unverified") from None
    state["last_balance_snapshot"] = opening_snapshot
    _persist_order_submission_state(runtime, state, {"state": _ORDER_SUBMISSION_TERMINAL})
    runtime.pending_funds.remove(pending)
    return True


def _is_confirmed_earn_success(method_name, response):
    response_id_field = _EARN_SUCCESS_ID_BY_METHOD.get(str(method_name))
    if not response_id_field or not isinstance(response, Mapping) or response.get("success") is not True:
        return False
    response_id = response.get(response_id_field)
    return isinstance(response_id, int) and not isinstance(response_id, bool) and response_id > 0


def _reconcile_uncertain_order(client, symbol, identity_sha256):
    if not symbol or not identity_sha256:
        raise OrderReconciliationError("order_reconciliation_uncertain") from None
    try:
        response = client.get_order(
            symbol=symbol,
            origClientOrderId=_client_order_id_from_digest(identity_sha256),
        )
    except Exception as exc:
        if _binance_error_code(exc) == _BINANCE_ORDER_NOT_FOUND_CODE:
            raise OrderReconciliationError("order_reconciliation_uncertain") from None
        raise OrderReconciliationError("order_reconciliation_uncertain") from None
    if not isinstance(response, Mapping):
        raise OrderReconciliationError("order_reconciliation_uncertain") from None
    return response


def _require_filled_order_response(response):
    if not isinstance(response, Mapping):
        raise OrderReconciliationError("order_reconciliation_uncertain") from None
    status = str(response.get("status") or "").strip().upper()
    if status == _BINANCE_ORDER_FILLED_STATUS:
        return response
    if status in _BINANCE_ORDER_FAILED_STATUSES:
        raise ClientCallError("order_submission_failed") from None
    raise OrderReconciliationError("order_reconciliation_uncertain") from None


def runtime_call_client(runtime, report, *, method_name, payload, effect_type,
                        max_retries: int = 3, retry_base_sec: float = 1.0, accounting_asset=None):
    if runtime.dry_run or not getattr(runtime, "standard_execution_permitted", True):
        record_side_effect(
            runtime, report, effect_type=effect_type,
            target=method_name, payload=dict(payload), executed=False,
        )
        return {"status": "suppressed", "method": method_name, "payload": dict(payload)}
    require_runtime_state_owner(runtime)
    if runtime.client is None:
        raise RuntimeError("runtime.client is not configured")

    is_order_call = str(effect_type or "").startswith("order_")
    fill_accounting_required = is_order_call
    earn_method = _EARN_METHOD_BY_EFFECT_TYPE.get(str(effect_type or ""))
    is_earn_call = earn_method == str(method_name)
    if (str(effect_type or "").startswith("earn_") or str(method_name) in _EARN_SUCCESS_ID_BY_METHOD) and not is_earn_call:
        raise StatePersistenceError("submission_state_invalid") from None
    is_funding_mutation = is_order_call or is_earn_call
    client_payload = dict(payload)
    trade_state = None
    identity_sha256 = None
    if is_funding_mutation:
        trade_state, submission_record = _load_order_submission_state(runtime)
        submission_status = submission_record["state"]
        if submission_status == _ORDER_SUBMISSION_UNKNOWN:
            if "method_name" in submission_record or is_earn_call:
                raise OrderReconciliationError("order_reconciliation_uncertain") from None
            current_payload, current_identity_sha256 = _ensure_order_logical_identity(runtime, method_name, payload)
            if current_identity_sha256 != submission_record["identity_sha256"]:
                raise OrderReconciliationError("order_reconciliation_intent_mismatch") from None
            association = _build_order_request_association(method_name, current_payload)
            reconciled_response = _reconcile_uncertain_order(
                runtime.client,
                submission_record["symbol"],
                submission_record["identity_sha256"],
            )
            if not _reconciled_order_matches_request(reconciled_response, association):
                raise OrderReconciliationError("order_reconciliation_intent_mismatch") from None
            if not runtime.pending_funds:
                runtime.pending_funds.append({"confirmed": False, "action": association["side"].lower(), "symbol": association["symbol"], "asset": None})
            return _complete_order_response(
                runtime,
                report,
                trade_state,
                reconciled_response,
                fill_accounting_required=fill_accounting_required,
            )
        if submission_status == _ORDER_SUBMISSION_FILLED_ACCOUNTING_PENDING:
            raise OrderReconciliationError("filled_order_accounting_unverifiable") from None
        if submission_status == _ORDER_SUBMISSION_TERMINAL:
            _persist_order_submission_state(
                runtime,
                trade_state,
                {"state": _ORDER_SUBMISSION_RESERVED},
            )
        if is_earn_call:
            try:
                if not isinstance(accounting_asset, str) or not re.fullmatch(r"[A-Z0-9]{1,20}", accounting_asset):
                    raise ValueError("funding_asset_missing")
                amount = _funding_amount(client_payload.get("amount"))
                if amount <= 0 or not isinstance(client_payload.get("productId"), str) or not client_payload["productId"]:
                    raise ValueError("funding_request_invalid")
                account_key = "destAccount" if effect_type == "earn_redeem" else "sourceAccount"
                if client_payload.get(account_key, "SPOT") != "SPOT":
                    raise ValueError("funding_account_invalid")
                client_payload[account_key] = "SPOT"
                spot_before = _funding_amount(runtime.client.get_asset_balance(asset=accounting_asset)["free"])
                if effect_type == "earn_subscribe" and amount > spot_before:
                    raise ValueError("funding_spot_insufficient")
            except Exception:
                raise ExecutionIntegrityError("funding_preflight_failed") from None
        if is_order_call:
            client_payload, identity_sha256 = _ensure_order_logical_identity(runtime, method_name, payload)
            association = _build_order_request_association(method_name, client_payload)
            symbol = association["symbol"]
            unknown_record = {
                "state": _ORDER_SUBMISSION_UNKNOWN,
                "identity_sha256": identity_sha256,
                "symbol": symbol,
            }
        else:
            _unused_order_payload, identity_sha256 = _ensure_order_logical_identity(runtime, method_name, payload)
            unknown_record = {
                "state": _ORDER_SUBMISSION_UNKNOWN,
                "identity_sha256": identity_sha256,
                "method_name": str(method_name),
            }
        _persist_order_submission_state(
            runtime,
            trade_state,
            unknown_record,
        )
        runtime.pending_funds.append({
            "confirmed": False,
            "action": "buy" if method_name == "order_market_buy" else "sell",
            "symbol": client_payload.get("symbol"),
            "asset": accounting_asset if is_earn_call else (
                runtime.fuel_asset if client_payload.get("symbol") == runtime.fuel_symbol else None
            ),
        })
        record_order_submission_attempt(report)
    if is_earn_call:
        _rate_limit_pause()
        try:
            response = getattr(runtime.client, method_name)(**client_payload)
        except Exception as exc:
            if _is_order_transport_uncertainty(exc):
                record_order_transport_uncertainty(report)
            record_side_effect(
                runtime,
                report,
                effect_type=f"{effect_type}_failed",
                target=method_name,
                payload={"payload": dict(client_payload), "reason": "order_reconciliation_uncertain", "retries": 0},
                executed=False,
            )
            raise OrderReconciliationError("order_reconciliation_uncertain") from None
        if not _is_confirmed_earn_success(method_name, response):
            record_side_effect(
                runtime,
                report,
                effect_type=f"{effect_type}_failed",
                target=method_name,
                payload={"payload": dict(client_payload), "reason": "order_reconciliation_uncertain", "retries": 0},
                executed=False,
            )
            raise OrderReconciliationError("order_reconciliation_uncertain") from None
        record_side_effect(
            runtime,
            report,
            effect_type=effect_type,
            target=method_name,
            payload=dict(client_payload),
            executed=True,
        )
        receipt = {"id": response[_EARN_SUCCESS_ID_BY_METHOD[method_name]], "asset": accounting_asset,
                   "product_id": client_payload["productId"], "amount": str(amount), "spot_before": str(spot_before)}
        _persist_order_submission_state(runtime, trade_state, {**unknown_record, "funding_receipt": receipt})
        _confirm_funding_settlement(runtime.client, method_name, receipt)
        _persist_order_submission_state(runtime, trade_state, {"state": _ORDER_SUBMISSION_TERMINAL})
        runtime.pending_funds[-1]["confirmed"] = True
        return response
    _rate_limit_pause()
    retries_used = max_retries
    for attempt in range(max_retries + 1):
        try:
            response = getattr(runtime.client, method_name)(**client_payload)
        except Exception as exc:
            if is_order_call:
                if _is_order_transport_uncertainty(exc):
                    record_order_transport_uncertainty(report)
                try:
                    reconciled_response = _reconcile_uncertain_order(
                        runtime.client,
                        symbol,
                        identity_sha256,
                    )
                except OrderReconciliationError:
                    record_side_effect(
                        runtime,
                        report,
                        effect_type=f"{effect_type}_failed",
                        target=method_name,
                        payload={
                            "payload": dict(client_payload),
                            "reason": "order_reconciliation_uncertain",
                            "retries": attempt,
                        },
                        executed=False,
                    )
                    record_order_failure(report)
                    raise
                if not _reconciled_order_matches_request(reconciled_response, association):
                    raise OrderReconciliationError("order_reconciliation_intent_mismatch") from None
                return _complete_order_response(
                    runtime,
                    report,
                    trade_state,
                    reconciled_response,
                    fill_accounting_required=fill_accounting_required,
                )
            if attempt < max_retries:
                delay = retry_base_sec * (2 ** attempt)
                time.sleep(delay)
        else:
            record_side_effect(
                runtime, report, effect_type=effect_type,
                target=method_name, payload=dict(client_payload), executed=True,
            )
            if is_order_call:
                return _complete_order_response(
                    runtime,
                    report,
                    trade_state,
                    response,
                    fill_accounting_required=fill_accounting_required,
                )
            return response
    # All retries exhausted — log and raise
    record_side_effect(
        runtime, report,
        effect_type=f"{effect_type}_failed",
        target=method_name,
        payload={"payload": dict(client_payload), "retries": retries_used},
        executed=False,
    )
    if is_order_call:
        record_order_failure(report)
    reason = "order_submission_failed" if is_order_call else "client_call_failed"
    raise ClientCallError(reason) from None