"""Unit tests for concrete posting-history events on the schedule calendar.

Covers build_history_events (real posted/failed events with links + status) and
its integration into build_calendar alongside the recurring RRULE schedule.
"""

from datetime import datetime

from app.appTypes import Character, ContentSchedule, PostingRecord, SiteConfig
from app.services.schedule_calendar import build_calendar, build_history_events


def _site() -> SiteConfig:
    return SiteConfig(
        cb_host="chat.example.test",
        api_host="https://api.example.test",
        wp_host="https://example.test",
        wp_dir="example",
        drupal_host="https://drupal.example.test",
        drupal_api="https://drupal.example.test/jsonapi",
        slug="mysite",
    )


def _success_record(**overrides) -> PostingRecord:
    base = dict(
        ts="2026-07-01T09:15:00",
        date="2026-07-01",
        site="mysite",
        kind="article",
        character="Jane",
        status="success",
        post_id=123,
        url="https://example.test/?p=123",
        title="Tariffs & You",
        model="gpt-x",
    )
    base.update(overrides)
    return PostingRecord(**base)


def _failed_record(**overrides) -> PostingRecord:
    base = dict(
        ts="2026-07-02T09:15:00",
        date="2026-07-02",
        site="mysite",
        kind="article",
        character="Jane",
        status="failed",
        error="boom",
    )
    base.update(overrides)
    return PostingRecord(**base)


def _blocks_to_text(blocks):
    return "\r\n".join("\r\n".join(b) for b in blocks)


def test_success_event_has_url_and_confirmed_status():
    blocks = build_history_events([_success_record()], _site())
    text = _blocks_to_text(blocks)
    assert "URL:https://example.test/?p=123" in text
    assert "STATUS:CONFIRMED" in text
    assert "SUMMARY:✅ Posted: Tariffs & You" in text or "✅ Posted: Tariffs" in text
    assert "CATEGORIES:ARTICLE,POSTED" in text
    # UID is derived from post_id and distinct from recurring schedule UIDs.
    assert "UID:tsai-post-mysite-article-123@tsai.local" in text
    assert "tsai-schedule-" not in text


def test_failed_event_is_cancelled_and_has_no_url():
    blocks = build_history_events([_failed_record()], _site())
    text = _blocks_to_text(blocks)
    assert "STATUS:CANCELLED" in text
    assert "CATEGORIES:ARTICLE,FAILED" in text
    assert "URL:" not in text
    assert "⚠️ Failed: Jane (article)" in text
    assert "Error: boom" in text


def test_failed_events_get_unique_uids():
    recs = [_failed_record(), _failed_record()]  # same day, no post_id
    blocks = build_history_events(recs, _site())
    uids = [ln for b in blocks for ln in b if ln.startswith("UID:")]
    assert len(uids) == 2
    assert uids[0] != uids[1]


def test_bad_timestamp_is_skipped():
    blocks = build_history_events([_success_record(ts="not-a-date")], _site())
    assert blocks == []


def test_build_calendar_merges_history_with_schedule():
    site = _site()
    char = Character(
        name="Jane",
        email="jane@example.test",
        description="desc",
        enabled=True,
        date="2026-01-01",
        articleSchedule=ContentSchedule(daysOfWeek=[1], preferredHours=[9]),
    )
    ics = build_calendar(
        [(char, site)],
        calendar_name="Test",
        now=datetime(2026, 7, 3, 12, 0, 0),
        history=[([_success_record(), _failed_record()], site)],
    )
    # Recurring schedule event still present...
    assert "RRULE:FREQ=WEEKLY" in ics
    # ...alongside concrete history events.
    assert "URL:https://example.test/?p=123" in ics
    assert "STATUS:CANCELLED" in ics
    assert ics.startswith("BEGIN:VCALENDAR")
    assert ics.rstrip().endswith("END:VCALENDAR")