"""publisher tests — calendar, human gate, nostr publish, disabled adapters."""

from __future__ import annotations

import os

import pytest

from cayceops.components.publisher import adapters, nostr, publisher
from cayceops.models import AuditEntry, ContentItem, ContentStatus

# invented test key (never a real nostr key — allowlisted in .gitleaks.toml)
TEST_KEY = "11" * 32


def _item(channel="nostr", theme="atm-fees", scheduled=None, status=ContentStatus.APPROVED):
    return ContentItem(
        theme=theme,
        channel=channel,
        caption="The first ATM you find charges 10-15% over spot.\n\nbitcoinhotels.org/guides/atm",
        link="bitcoinhotels.org/guides/atm",
        status=status,
        scheduled_for=scheduled,
    )


# --- nostr client -------------------------------------------------------------


def test_event_build_verify_roundtrip():
    event = nostr.build_event(
        bytes.fromhex(TEST_KEY), "gm", tags=[["t", "bitcoin"]], created_at=1700000000
    )
    assert nostr.verify_event(event)
    assert len(event["id"]) == 64 and len(event["sig"]) == 128

    tampered = {**event, "content": "gm (edited)"}
    assert not nostr.verify_event(tampered)


def test_event_is_deterministic():
    a = nostr.build_event(bytes.fromhex(TEST_KEY), "gm", created_at=1700000000)
    b = nostr.build_event(bytes.fromhex(TEST_KEY), "gm", created_at=1700000000)
    assert a == b


def test_key_validation():
    with pytest.raises(ValueError):
        nostr.normalize_key("not-a-key")
    assert nostr.normalize_key("0x" + TEST_KEY) == bytes.fromhex(TEST_KEY)


# --- calendar ------------------------------------------------------------------


def test_plan_creates_idempotent_drafts(cfg, sess):
    config = cfg()
    first = publisher._plan(config, sess)
    second = publisher._plan(config, sess)
    assert first["created"] == 4
    assert second["created"] == 0  # same themes+channels already queued


def test_approve_gate(cfg, sess):
    item = _item(status=ContentStatus.DRAFT)
    sess.add(item)
    sess.flush()

    assert publisher._approve(item.id, "gustavo", sess) == 0
    assert item.status is ContentStatus.APPROVED
    assert publisher._approve(item.id, "gustavo", sess) == 1  # not draft anymore

    actor = sess.query(AuditEntry).filter_by(action="approve_content").first().actor
    assert actor == "gustavo"


# --- publishing ------------------------------------------------------------------


def test_publish_due_nostr_happy_path(cfg, sess):
    item = _item()  # approved, scheduled None -> due now
    sess.add(item)
    sess.flush()

    relays_seen = []

    def fake_sender(relays, event, timeout=10.0):
        relays_seen.append(relays)
        assert nostr.verify_event(event)
        return [{"relay": r, "ok": "true"} for r in relays]

    config = cfg(
        CAYCE_OPS_NOSTR_PRIVATE_KEY=TEST_KEY,
        CAYCE_OPS_NOSTR_RELAYS="wss://relay.example.org,wss://other.example.org",
    )
    stats = publisher._publish_due(config, sess, nostr_sender=fake_sender)

    assert stats["published"] == 1
    assert item.status is ContentStatus.PUBLISHED
    assert item.post_ref and len(item.post_ref) == 64
    assert item.published_at is not None
    assert "wss://relay.example.org" in relays_seen[0]  # noqa: E501


def test_future_scheduled_item_not_published(cfg, sess):
    from datetime import UTC, datetime, timedelta

    item = _item(scheduled=datetime.now(UTC) + timedelta(hours=2))
    sess.add(item)
    sess.flush()
    config = cfg(CAYCE_OPS_NOSTR_PRIVATE_KEY=TEST_KEY, CAYCE_OPS_NOSTR_RELAYS="wss://r.example.org")
    stats = publisher._publish_due(config, sess, nostr_sender=lambda r, e, timeout=10: [])
    assert stats["published"] == 0
    assert item.status is ContentStatus.APPROVED


def test_nostr_without_config_fails_clean(cfg, sess):
    item = _item()
    sess.add(item)
    sess.flush()
    config = cfg()  # no key, no relays
    stats = publisher._publish_due(config, sess)
    assert stats["failed"] == 1
    assert item.status is ContentStatus.APPROVED  # stays approved, error recorded
    assert item.error and "nostr" in item.error


def test_non_nostr_channels_skipped_terminal(cfg, sess):
    item = _item(channel="facebook", theme="lightning-abroad")
    sess.add(item)
    sess.flush()
    stats = publisher._publish_due(cfg(), sess)
    assert stats["skipped"] == 1
    assert item.status is ContentStatus.SKIPPED  # terminal (audit fix)
    skip = sess.query(AuditEntry).filter_by(action="publish_skipped_terminal").one()
    assert skip.detail["channel"] == "facebook"


def test_meta_adapters_disabled_by_default(cfg):
    config = cfg()
    with pytest.raises(PermissionError):
        adapters.post_facebook(config, "hello")
    with pytest.raises(PermissionError):
        adapters.post_instagram(config, "hello", "https://img.example.org/x.jpg")


# --- images ------------------------------------------------------------------


def test_brand_image_render(tmp_path, cfg):
    config = cfg(CAYCE_OPS_MEDIA_DIR=str(tmp_path))
    out = publisher._render_image(_item(), config)
    assert os.path.exists(out)
    from PIL import Image

    with Image.open(out) as img:
        assert img.size == (1080, 1350)


def test_unknown_brand_rejected():
    from cayceops.components.publisher import images

    with pytest.raises(ValueError):
        images.render_brand_image(brand="xx", kicker=None, lines=["A"], out_path="/tmp/x.jpg")


# --- audit corrections ----------------------------------------------------------


def test_publish_refuses_tampered_caption(cfg, sess):
    """Medium finding: approved caption was not bound to content."""
    item = _item(status=ContentStatus.DRAFT)
    sess.add(item)
    sess.flush()
    assert publisher._approve(item.id, "gustavo", sess) == 0

    item.caption = item.caption + " TAMPERED"
    config = cfg(CAYCE_OPS_NOSTR_PRIVATE_KEY=TEST_KEY, CAYCE_OPS_NOSTR_RELAYS="wss://r.example.org")
    stats = publisher._publish_due(config, sess, nostr_sender=lambda r, e, timeout=10: [])

    assert stats["published"] == 0 and stats["tampered"] == 1
    assert item.status is ContentStatus.APPROVED  # stays, needs re-approval
    action = sess.query(AuditEntry).filter_by(action="publish_refused_hash_mismatch").one()
    assert action.result == "error"


def test_disabled_channel_is_terminal(cfg, sess):
    """Medium finding: disabled channels wrote skip audits every 5 minutes."""
    item = _item(channel="facebook", theme="lightning-abroad")
    sess.add(item)
    sess.flush()
    config = cfg()

    stats1 = publisher._publish_due(config, sess)
    assert stats1["skipped"] == 1
    assert item.status is ContentStatus.SKIPPED  # terminal

    stats2 = publisher._publish_due(config, sess)
    assert stats2["skipped"] == 0  # never revisited
    skips = sess.query(AuditEntry).filter_by(action="publish_skipped_terminal").count()
    assert skips == 1


def test_publish_attempts_bounded(cfg, sess, monkeypatch):
    """Medium finding: nostr failures retried without limit."""
    from cayceops.components.publisher import nostr as nostr_mod

    item = _item()
    sess.add(item)
    sess.flush()

    def always_fail(relays, event, timeout=10.0):
        raise RuntimeError("relay down")

    monkeypatch.setattr(nostr_mod, "publish", always_fail)
    config = cfg(
        CAYCE_OPS_NOSTR_PRIVATE_KEY=TEST_KEY,
        CAYCE_OPS_NOSTR_RELAYS="wss://r.example.org",
        CAYCE_OPS_MAX_ATTEMPTS="1",
    )

    publisher._publish_due(config, sess, nostr_sender=always_fail)
    assert item.attempts == 1
    assert item.status is ContentStatus.SKIPPED  # budget exhausted -> terminal