"""executor tests — human gate, autonomy bounds, retries, audit chain."""

from __future__ import annotations

import pytest

from cayceops.components.executor import executor, plugins
from cayceops.models import AuditEntry, Proposal, ProposalStatus


def _proposal(kind="content_gap", title="Test item", **kw):
    return Proposal(kind=kind, title=title, **kw)


def test_approve_requires_proposed_state(cfg, sess):
    p = _proposal()
    sess.add(p)
    sess.flush()

    assert executor.approve(p.id, "gustavo", cfg(), sess) == 0
    # second approve must fail (state is now approved)
    assert executor.approve(p.id, "gustavo", cfg(), sess) == 1
    assert p.approved_by == "gustavo"
    assert p.status == ProposalStatus.APPROVED


def test_reject_records_actor(cfg, sess):
    p = _proposal()
    sess.add(p)
    sess.flush()
    assert executor.reject(p.id, "gustavo", cfg(), sess) == 0
    assert p.status == ProposalStatus.REJECTED


def test_signed_approval_required_when_operator_key_configured(cfg, sess):
    """Critical finding 1: --actor was free text; now a key can be required."""
    from coincurve import PrivateKey, PublicKey

    from cayceops.components.executor import executor

    secret = bytes.fromhex("22" * 32)
    pubkey = PublicKey.from_secret(secret).format().hex()[2:]
    p = _proposal()
    sess.add(p)
    sess.flush()

    config = cfg(CAYCE_OPS_OPERATOR_PUBKEY=pubkey)

    # no signature -> refused
    assert executor.approve(p.id, "gustavo", config, sess, signature=None) == 2
    # wrong key -> refused
    bad = (
        PrivateKey(bytes.fromhex("33" * 32))
        .sign_schnorr(executor.approval_message(p.id), aux_randomness=b"\x00" * 32)
        .hex()
    )
    assert executor.approve(p.id, "gustavo", config, sess, signature=bad) == 2
    # correct key -> approved
    good = (
        PrivateKey(secret)
        .sign_schnorr(executor.approval_message(p.id), aux_randomness=b"\x00" * 32)
        .hex()
    )
    assert executor.approve(p.id, "gustavo", config, sess, signature=good) == 0
    assert p.status is ProposalStatus.APPROVED
    entry = sess.query(AuditEntry).filter_by(action="approve", result="ok").one()
    assert "signature" in entry.detail


def test_auto_approve_orders_by_relevance_desc(cfg, sess):
    """Medium finding: ascending 'risk_score' approved noise first."""
    low = _proposal(kind="content_gap", title="barely relevant")
    low.match_score = 0.1
    high = _proposal(kind="content_gap", title="highly relevant")
    high.match_score = 0.9
    sess.add_all([low, high])
    sess.flush()

    config = cfg(
        CAYCE_OPS_AUTONOMOUS_MODE="true",
        CAYCE_OPS_AUTONOMOUS_KINDS="content_gap",
        CAYCE_OPS_AUTONOMOUS_DAILY_CAP="1",
    )
    executor._auto_approve(config, sess)
    assert high.status is ProposalStatus.APPROVED
    assert low.status is ProposalStatus.PROPOSED


def test_run_executes_only_approved(cfg, sess):
    approved = _proposal(title="Approved item")
    proposed = _proposal(title="Proposed item")
    sess.add_all([approved, proposed])
    sess.flush()
    executor.approve(approved.id, "gustavo", cfg(), sess)

    config = cfg()  # AUTONOMOUS_MODE=false
    assert executor.run(config, sess) == 0

    assert approved.status == ProposalStatus.DONE
    assert proposed.status == ProposalStatus.PROPOSED  # untouched

    acts = [a.action for a in sess.query(AuditEntry).order_by(AuditEntry.id).all()]
    assert "execute_start" in acts and "execute_done" in acts
    assert acts.count("approve") == 1


def test_autonomy_off_by_default(cfg, sess):
    p = _proposal(kind="content_gap", title="Never auto-runs")
    sess.add(p)
    sess.flush()
    config = cfg()  # autonomous_mode False even with kinds configured
    executor._auto_approve(config, sess)
    assert p.status == ProposalStatus.PROPOSED


def test_autonomy_respects_kinds_and_daily_cap(cfg, sess):
    p1 = _proposal(kind="content_gap", title="auto ok")
    p2 = _proposal(kind="content_gap", title="auto over cap")
    p3 = _proposal(kind="affiliate", title="kind not allowed")
    sess.add_all([p1, p2, p3])
    sess.flush()

    config = cfg(
        CAYCE_OPS_AUTONOMOUS_MODE="true",
        CAYCE_OPS_AUTONOMOUS_KINDS="content_gap",
        CAYCE_OPS_AUTONOMOUS_DAILY_CAP="1",
    )
    approved = executor._auto_approve(config, sess)
    assert approved == 1
    assert p1.status == ProposalStatus.APPROVED
    assert p2.status == ProposalStatus.PROPOSED  # cap reached
    assert p3.status == ProposalStatus.PROPOSED  # kind not in policy

    actor = sess.query(AuditEntry).filter_by(action="approve").one().actor
    assert actor == "auto:policy"


def test_failing_plugin_retries_then_fails(cfg, sess, monkeypatch):
    p = _proposal(kind="affiliate", title="Will fail")
    sess.add(p)
    sess.flush()
    executor.approve(p.id, "gustavo", cfg(), sess)

    calls = {"n": 0}

    def boom(proposal, cfg, sess):
        calls["n"] += 1
        raise RuntimeError("upstream exploded")

    monkeypatch.setitem(plugins.REGISTRY, "affiliate", boom)
    config = cfg(CAYCE_OPS_MAX_ATTEMPTS="2")

    executor.run(config, sess)  # attempt 1 -> back to approved for retry
    assert p.status == ProposalStatus.APPROVED
    assert p.attempts == 1

    executor.run(config, sess)  # attempt 2 -> failed for good
    assert p.status == ProposalStatus.FAILED
    assert p.attempts == 2
    assert calls["n"] == 2

    errors = sess.query(AuditEntry).filter_by(result="error").all()
    assert any(a.action == "fail" for a in errors)


def test_http_post_blocked_when_disabled(cfg, sess):
    p = _proposal(kind="affiliate", title=" webhook target")
    p.detail = {"webhook_url": "https://hooks.example.org/ingest"}
    sess.add(p)
    sess.flush()

    config = cfg()  # CAYCE_OPS_ENABLE_HTTP_ACTIONS=false
    with pytest.raises(PermissionError):
        plugins.http_post(p, config, sess)


def test_unknown_kind_falls_back_to_log_action(cfg, sess):
    p = _proposal(kind="brand_new_kind", title="No plugin yet")
    sess.add(p)
    sess.flush()
    executor.approve(p.id, "gustavo", cfg(), sess)

    assert executor.run(cfg(), sess) == 0
    assert p.status == ProposalStatus.DONE

    done = sess.query(AuditEntry).filter_by(action="execute_done").one()
    assert done.detail["outcome"]["plugin_fallback"] is True