#!/usr/bin/env python3
"""Release Soteria #3's failed publication run after a reviewed mediator fix."""

from __future__ import annotations

import hashlib
import json
import sqlite3
from pathlib import Path
from typing import Any

from gitea_api_policy import _draft_title
import scm_broker_client
import supervisor_state


BOARD = "soteria"
CHILD = "t_4095fe0d"
ROOT = "t_c7c42600"
SOURCE_RUN = "8"
FAILED_RUN = "10"
ORDINAL = 0
BRANCH = "hermes-repair/sonar-AZ9pTqVcN0JrBQvDGDs3"
REMOTE_HEAD = "51133b559ad62f324e45bc61587900f08156b733"
PRESERVED_HEAD = "f21833e78768e7e4045a6304e311989196846ae4"
RECEIPT_DIGEST = "32f99b7ff27b2251e55cfe6fe2ff38fd3054bb781a8cc5e06b010ef855eb6c82"
SOURCE_RAW_SHA = "13de550c15ecfdf6684022b07a823da1c51586f959e9d9d2b3aea67433a9085d"
FAILED_RESULT_SHA = "0395eaed346eab364990de9b6d6c9a791c3d015a6b026f2473a9c80e8a1d2548"
FAILED_EVENT_ID = 209
RETRY_AFTER = 1789346240
CONFIRM_RUN = "11"
CONFIRM_EVENT_ID = 213


def _value(task: Any, name: str) -> Any:
    """Read one scalar from either native task representation."""
    return task.get(name) if isinstance(task, dict) else getattr(task, name, None)


def _pool_guard(database: Path, run_id: str) -> None:
    """Require one exact terminal mediator result and no competing assignment."""
    connection = sqlite3.connect(f"file:{database}?mode=ro", uri=True)
    try:
        row = connection.execute(
            "SELECT payload_json,result_json,result_digest,state,worker_ordinal,attempt "
            "FROM assignments WHERE board=? AND task_id=? AND run_id=?",
            (BOARD, CHILD, run_id),
        ).fetchone()
        active = connection.execute(
            "SELECT 1 FROM assignments WHERE board=? AND task_id=? AND run_id<>? "
            "AND state IN ('assigned','running','result')",
            (BOARD, CHILD, run_id),
        ).fetchone()
    finally:
        connection.close()
    if row is None or active is not None or tuple(row[3:]) != ("finalized", ORDINAL, 1):
        raise ValueError("publication attempt is not the exact terminal run")
    if not isinstance(row[0], str) or not isinstance(row[1], str):
        raise ValueError("publication attempt evidence is malformed")
    try:
        payload, result = json.loads(row[0]), json.loads(row[1])
    except json.JSONDecodeError as error:
        raise ValueError("publication attempt evidence is malformed") from error
    resume = payload.get("scm_resume") if isinstance(payload, dict) else None
    structured = result.get("structured") if isinstance(result, dict) else None
    source = resume.get("source") if isinstance(resume, dict) else None
    if (
        hashlib.sha256(row[1].encode()).hexdigest() != FAILED_RESULT_SHA
        or row[2] != FAILED_RESULT_SHA
        or not isinstance(source, dict)
        or source.get("run_id") != SOURCE_RUN
        or source.get("worker_ordinal") != ORDINAL
        or resume.get("head") != PRESERVED_HEAD
        or not isinstance(structured, dict)
        or structured.get("status") != "blocked"
        or result.get("returncode") != 1
        or result.get("capacity_failure") is not False
        or result.get("scm_submission") is not None
    ):
        raise ValueError("publication attempt is not the retained rejected publication")


def _native_guard(run_id: str, event_id: int, status: str, event_kind: str) -> None:
    """Require one exact native terminal event and private root/child chain."""
    from hermes_cli import kanban_db

    with kanban_db.scoped_current_board(BOARD):
        connection = kanban_db.connect(board=BOARD)
        try:
            task = kanban_db.get_task(connection, CHILD)
            parents = kanban_db.parent_ids(connection, CHILD)
            event = connection.execute(
                "SELECT id,run_id,kind FROM task_events WHERE task_id=? ORDER BY id DESC LIMIT 1",
                (CHILD,),
            ).fetchone()
            latest = connection.execute(
                "SELECT id,status,outcome FROM task_runs WHERE task_id=? ORDER BY id DESC LIMIT 1",
                (CHILD,),
            ).fetchone()
        finally:
            connection.close()
    if (
        task is None
        or _value(task, "status") != status
        or _value(task, "current_run_id") is not None
        or _value(task, "block_kind") != "capability"
        or ROOT not in {str(parent) for parent in parents}
        or tuple(event or ()) != (event_id, int(run_id), event_kind)
        or tuple(latest or ()) != (int(run_id), "blocked", "blocked")
    ):
        raise ValueError("native task changed after run 10")


def _receipt_guard(run_id: str) -> dict[str, Any]:
    """Verify the sealed source-8 receipt and its normalized title provenance."""
    receipt = supervisor_state.publication_retry(BOARD, CHILD, run_id)
    if not isinstance(receipt, dict):
        raise ValueError("publication receipt is unavailable")
    source = receipt.get("source")
    if (
        receipt.get("head") != PRESERVED_HEAD
        or receipt.get("result_digest") != RECEIPT_DIGEST
        or not isinstance(source, dict)
        or source.get("board") != BOARD
        or source.get("task_id") != CHILD
        or source.get("root_task_id") != ROOT
        or source.get("run_id") != SOURCE_RUN
        or source.get("worker_ordinal") != ORDINAL
    ):
        raise ValueError("publication receipt changed after normalization")
    with supervisor_state._connect(BOARD) as connection:
        retry = connection.execute(
            "SELECT source_run_id,source_ordinal,issued_run_id,resolved_run_id,reissue_count,retry_after,last_reissued_run_id "
            "FROM publication_retries WHERE board=? AND child_task_id=?", (BOARD, CHILD)
        ).fetchone()
        provenance = connection.execute(
            "SELECT raw_result_sha256,reconstruction FROM publication_retry_provenance "
            "WHERE board=? AND child_task_id=?", (BOARD, CHILD)
        ).fetchone()
    pending = (SOURCE_RUN, ORDINAL, run_id, "", 1, RETRY_AFTER, "9")
    released = (SOURCE_RUN, ORDINAL, "", "", 1, RETRY_AFTER, "9")
    if (
        tuple(retry or ()) not in {pending, released}
        or provenance is None
        or provenance[0] != SOURCE_RAW_SHA
        or not isinstance(provenance[1], str)
        or not provenance[1].startswith("normalized-title-from-sealed-receipt-sha256:")
    ):
        raise ValueError("publication retry state changed after run 10")
    return receipt


def _remote_guard() -> None:
    """Require the continuing pull request to remain open at its old broker head."""
    try:
        pull = json.loads(scm_broker_client.read("/api/v1/repos/titan/soteria/pulls/3"))
    except (json.JSONDecodeError, OSError) as error:
        raise ValueError("pull request metadata is unavailable") from error
    head = pull.get("head") if isinstance(pull, dict) else None
    base = pull.get("base") if isinstance(pull, dict) else None
    if (
        not isinstance(pull, dict)
        or pull.get("state") != "open"
        or pull.get("merged") is not False
        or not isinstance(head, dict)
        or head.get("ref") != BRANCH
        or head.get("sha") != REMOTE_HEAD
        or not isinstance(base, dict)
        or base.get("ref") != "main"
    ):
        raise ValueError("pull request changed after run 10")


def _published_remote_guard(receipt: dict[str, Any]) -> None:
    """Require the already-published PR head and prose to equal sealed evidence."""
    try:
        pull = json.loads(scm_broker_client.read("/api/v1/repos/titan/soteria/pulls/3"))
    except (json.JSONDecodeError, OSError) as error:
        raise ValueError("published pull request metadata is unavailable") from error
    head = pull.get("head") if isinstance(pull, dict) else None
    base = pull.get("base") if isinstance(pull, dict) else None
    title, body = receipt.get("title"), receipt.get("body")
    if (
        not isinstance(title, str)
        or not isinstance(body, str)
        or not isinstance(pull, dict)
        or pull.get("state") != "open"
        or pull.get("merged") is not False
        or not isinstance(head, dict)
        or head.get("ref") != BRANCH
        or head.get("sha") != PRESERVED_HEAD
        or not isinstance(base, dict)
        or base.get("ref") != "main"
        or pull.get("title") != _draft_title(title)
        or pull.get("body") != body
    ):
        raise ValueError("published pull request changed after run 11")


def release(pool_database: Path) -> bool:
    """CAS-release run 10’s issue fence without changing its retry budget/history.

    A retry after a crash before native unblock accepts the already-released
    state. Any other state is evidence that another actor changed the card.
    """
    _pool_guard(pool_database, FAILED_RUN)
    _native_guard(FAILED_RUN, FAILED_EVENT_ID, "blocked", "blocked")
    _receipt_guard(FAILED_RUN)
    _remote_guard()
    with supervisor_state._connect(BOARD) as connection:
        changed = connection.execute(
            "UPDATE publication_retries SET issued_run_id='' WHERE board=? AND child_task_id=? "
            "AND source_run_id=? AND source_ordinal=? AND issued_run_id=? AND resolved_run_id='' "
            "AND reissue_count=1 AND retry_after=? AND last_reissued_run_id='9'",
            (BOARD, CHILD, SOURCE_RUN, ORDINAL, FAILED_RUN, RETRY_AFTER),
        ).rowcount
    if changed == 1:
        return True
    with supervisor_state._connect(BOARD) as connection:
        row = connection.execute(
            "SELECT source_run_id,source_ordinal,issued_run_id,resolved_run_id,reissue_count,retry_after,last_reissued_run_id "
            "FROM publication_retries WHERE board=? AND child_task_id=?", (BOARD, CHILD)
        ).fetchone()
    if tuple(row or ()) == (SOURCE_RUN, ORDINAL, "", "", 1, RETRY_AFTER, "9"):
        return False
    raise ValueError("publication retry state changed before CAS release")


def confirm_published_release(pool_database: Path) -> bool:
    """Release run 11 only after its PR publish is independently visible.

    This intentionally does not reopen native work. The caller must separately
    use the native triage specification API after a fixed mediator is deployed.
    """
    _pool_guard(pool_database, CONFIRM_RUN)
    _native_guard(CONFIRM_RUN, CONFIRM_EVENT_ID, "triage", "block_loop_detected")
    receipt = _receipt_guard(CONFIRM_RUN)
    _published_remote_guard(receipt)
    with supervisor_state._connect(BOARD) as connection:
        changed = connection.execute(
            "UPDATE publication_retries SET issued_run_id='' WHERE board=? AND child_task_id=? "
            "AND source_run_id=? AND source_ordinal=? AND issued_run_id=? AND resolved_run_id='' "
            "AND reissue_count=1 AND retry_after=? AND last_reissued_run_id='9'",
            (BOARD, CHILD, SOURCE_RUN, ORDINAL, CONFIRM_RUN, RETRY_AFTER),
        ).rowcount
    if changed == 1:
        return True
    with supervisor_state._connect(BOARD) as connection:
        row = connection.execute(
            "SELECT source_run_id,source_ordinal,issued_run_id,resolved_run_id,reissue_count,retry_after,last_reissued_run_id "
            "FROM publication_retries WHERE board=? AND child_task_id=?", (BOARD, CHILD)
        ).fetchone()
    if tuple(row or ()) == (SOURCE_RUN, ORDINAL, "", "", 1, RETRY_AFTER, "9"):
        return False
    raise ValueError("published confirmation changed before CAS release")


if __name__ == "__main__":
    import argparse
    import os

    parser = argparse.ArgumentParser(description=__doc__)
    parser.add_argument("--confirm-published", action="store_true")
    parser.add_argument(
        "--pool-db", type=Path,
        default=Path(os.environ.get("HERMES_HOME", "/opt/data")) / "execution-pool/assignments.db",
    )
    args = parser.parse_args()
    if args.confirm_published:
        confirm_published_release(args.pool_db)
        print(f"released {BOARD}/{CHILD} published_run={CONFIRM_RUN} source_run={SOURCE_RUN}")
    else:
        release(args.pool_db)
        print(f"released {BOARD}/{CHILD} failed_run={FAILED_RUN} source_run={SOURCE_RUN}")