"""English-only gate: non-English articles are HELD (reason_code='non_english'),
preserved (not deleted) and distinct from calm-filter rejections, so they don't
penalize a multilingual source and can be revisited when translation lands."""
from goodnews import queries
from goodnews.db import connect, init_db
from goodnews.llm import normalize_scores, upsert_article_score


def _data(**kw):
    base = {
        "constructive_score": 7, "cortisol_score": 1, "ragebait_score": 1, "agency_score": 5,
        "human_benefit_score": 6, "novelty_score": 4, "pr_risk_score": 2, "accepted": True,
        "topic": "science", "flavor": "discovery", "tags": [],
        "reason_code": "ok", "reason_text": "good",
    }
    base.update(kw)
    return base


def test_english_passes_through():
    s = normalize_scores(_data(language="en"), "m")
    assert s["accepted"] == 1 and s["reason_code"] == "ok" and s["language"] == "en"


def test_en_variants_count_as_english():
    for lang in ("en-US", "EN", "en_us", "en-GB"):
        assert normalize_scores(_data(language=lang), "m")["accepted"] == 1


def test_non_english_is_held_not_a_rejection():
    s = normalize_scores(_data(language="de"), "m")
    assert s["accepted"] == 0
    assert s["reason_code"] == "non_english"      # distinct bucket, not a calm-filter reject
    assert s["language"] == "de"
    assert "non-English" in s["reason_text"]


def test_missing_or_unknown_language_defaults_to_english():
    # a model hiccup must never silently drop genuine English content
    assert normalize_scores(_data(language=""), "m")["accepted"] == 1
    assert normalize_scores(_data(language="und"), "m")["accepted"] == 1
    assert normalize_scores(_data(), "m")["accepted"] == 1   # no language key at all


def test_non_english_buckets_even_a_content_reject():
    # a non-English item that was also content-rejected is still 'held', so source
    # metrics can separate language-holds from calm rejections cleanly
    s = normalize_scores(_data(language="es", accepted=False, reason_code="ragebait"), "m")
    assert s["accepted"] == 0 and s["reason_code"] == "non_english"


def test_language_persisted_structurally_and_inspector_marks_held():
    c = connect(":memory:"); init_db(c)
    c.execute("INSERT INTO sources (id,name,feed_url,trust_score) VALUES (1,'S','http://s/f',5)")
    c.execute("INSERT INTO articles (id,source_id,canonical_url,title,url_hash) VALUES (1,1,'http://x','T','h1')")
    c.commit()
    upsert_article_score(c, 1, normalize_scores(_data(language="de"), "m"))
    row = c.execute("SELECT accepted, reason_code, language FROM article_scores WHERE article_id=1").fetchone()
    assert row["language"] == "de" and row["reason_code"] == "non_english" and row["accepted"] == 0  # structured, not parsed
    # inspector: shows under 'held', flagged held=True, and NOT under 'rejected'
    held = queries.source_articles(c, 1, filter="held")
    assert len(held) == 1 and held[0]["held"] is True
    assert queries.source_articles(c, 1, filter="rejected") == []