"""Smoke tests for i18n dictionaries + Dialect integration."""

from mempalace.i18n import load_lang, t, available_languages
from mempalace.dialect import Dialect


def test_all_languages_load():
    """Every JSON file loads without error and has required keys."""
    required_sections = ["terms", "cli", "aaak"]
    required_terms = ["palace", "wing", "closet", "drawer"]

    langs = available_languages()
    assert len(langs) >= 7, f"Expected 7+ languages, got {len(langs)}"

    for lang in langs:
        strings = load_lang(lang)
        for section in required_sections:
            assert section in strings, f"{lang}: missing section '{section}'"
        for term in required_terms:
            assert term in strings["terms"], f"{lang}: missing term '{term}'"
            assert len(strings["terms"][term]) > 0, f"{lang}: empty term '{term}'"
        assert "instruction" in strings["aaak"], f"{lang}: missing aaak.instruction"

    print(f"  PASS: {len(langs)} languages load correctly")


def test_interpolation():
    """String interpolation works for all languages."""
    for lang in available_languages():
        load_lang(lang)
        result = t("cli.mine_complete", closets=5, drawers=100)
        assert "5" in result, f"{lang}: closets count missing from mine_complete"
        assert "100" in result, f"{lang}: drawers count missing from mine_complete"

    print("  PASS: interpolation works for all languages")


def test_dialect_loads_lang():
    """Dialect class picks up the language instruction."""
    for lang in available_languages():
        d = Dialect(lang=lang)
        assert d.lang == lang, f"Expected lang={lang}, got {d.lang}"
        assert len(d.aaak_instruction) > 10, f"{lang}: AAAK instruction too short"

    print("  PASS: Dialect loads language instruction for all languages")


def test_dialect_compress_samples():
    """Compress sample text in different languages, verify output isn't empty."""
    samples = {
        "en": "We decided to migrate from SQLite to PostgreSQL for better concurrent writes. Ben approved the PR yesterday.",
        "fr": "Nous avons décidé de migrer de SQLite vers PostgreSQL pour une meilleure écriture concurrente. Ben a approuvé le PR hier.",
        "ko": "더 나은 동시 쓰기를 위해 SQLite에서 PostgreSQL로 마이그레이션하기로 했습니다. 벤이 어제 PR을 승인했습니다.",
        "ja": "同時書き込みの改善のため、SQLiteからPostgreSQLに移行することを決定しました。ベンが昨日PRを承認しました。",
        "es": "Decidimos migrar de SQLite a PostgreSQL para mejor escritura concurrente. Ben aprobó el PR ayer.",
        "de": "Wir haben beschlossen, von SQLite auf PostgreSQL zu migrieren für bessere gleichzeitige Schreibvorgänge. Ben hat den PR gestern genehmigt.",
        "zh-CN": "我们决定从SQLite迁移到PostgreSQL以获得更好的并发写入。Ben昨天批准了PR。",
        "id": "Kami memutuskan untuk migrasi dari SQLite ke PostgreSQL untuk penulisan bersamaan yang lebih baik. Ben telah menyetujui PR kemarin.",
        "be": "Мы вырашылі перайсці з SQLite на PostgreSQL для паляпшэння паралельнага запісу. Зміцер ухваліў PR ўчора.",
    }

    for lang, text in samples.items():
        d = Dialect(lang=lang)
        compressed = d.compress(text)
        assert len(compressed) > 0, f"{lang}: compression returned empty"
        assert len(compressed) < len(text) * 2, f"{lang}: compression expanded text"
        print(f"    {lang}: {len(text)} chars → {len(compressed)} chars")
        print(f"         {compressed[:80]}")

    print("  PASS: compression works for all sample languages")


def test_korean_status_drawers_uses_count():
    """ko.json status_drawers must use {count}, not {drawers}."""
    load_lang("ko")
    result = t("cli.status_drawers", count=42)
    assert "42" in result, f"Expected '42' in '{result}' -- count variable not interpolated"


def test_from_config_defaults_to_english(tmp_path):
    """Dialect.from_config without a lang key must not inherit module-level state."""
    load_lang("ko")  # pollute module-level _current_lang

    config_path = tmp_path / "config.json"
    config_path.write_text('{"entities": {}}')

    d = Dialect.from_config(str(config_path))
    assert d.lang == "en", f"Expected 'en', got '{d.lang}' -- state leak from prior load_lang"


def test_de_entity_section_loads():
    """German entity section loads all pattern lists non-empty."""
    from mempalace.i18n import get_entity_patterns

    p = get_entity_patterns(("de",))
    assert p["candidate_patterns"], "de: empty candidate_patterns"
    assert p["multi_word_patterns"], "de: empty multi_word_patterns"
    assert p["person_verb_patterns"], "de: empty person_verb_patterns"
    assert p["pronoun_patterns"], "de: empty pronoun_patterns"
    assert p["dialogue_patterns"], "de: empty dialogue_patterns"
    assert p["direct_address_patterns"], "de: empty direct_address_patterns"
    assert p["project_verb_patterns"], "de: empty project_verb_patterns"
    assert len(p["stopwords"]) > 50, f"de: stopwords too short ({len(p['stopwords'])})"


def test_es_entity_section_loads():
    """Spanish entity section loads all pattern lists non-empty."""
    from mempalace.i18n import get_entity_patterns

    p = get_entity_patterns(("es",))
    assert p["candidate_patterns"], "es: empty candidate_patterns"
    assert p["multi_word_patterns"], "es: empty multi_word_patterns"
    assert p["person_verb_patterns"], "es: empty person_verb_patterns"
    assert p["pronoun_patterns"], "es: empty pronoun_patterns"
    assert p["dialogue_patterns"], "es: empty dialogue_patterns"
    assert p["direct_address_patterns"], "es: empty direct_address_patterns"
    assert p["project_verb_patterns"], "es: empty project_verb_patterns"
    assert len(p["stopwords"]) > 50, f"es: stopwords too short ({len(p['stopwords'])})"


def test_fr_entity_section_loads():
    """French entity section loads all pattern lists non-empty."""
    from mempalace.i18n import get_entity_patterns

    p = get_entity_patterns(("fr",))
    assert p["candidate_patterns"], "fr: empty candidate_patterns"
    assert p["multi_word_patterns"], "fr: empty multi_word_patterns"
    assert p["person_verb_patterns"], "fr: empty person_verb_patterns"
    assert p["pronoun_patterns"], "fr: empty pronoun_patterns"
    assert p["dialogue_patterns"], "fr: empty dialogue_patterns"
    assert p["direct_address_patterns"], "fr: empty direct_address_patterns"
    assert p["project_verb_patterns"], "fr: empty project_verb_patterns"
    assert len(p["stopwords"]) > 50, f"fr: stopwords too short ({len(p['stopwords'])})"


def test_direct_address_key_is_singular_string_for_all_locales():
    """Schema invariant: any locale declaring direct-address uses the singular
    ``direct_address_pattern`` (str), never the plural ``direct_address_patterns`` (list).

    The loader at ``mempalace/i18n/__init__.py:209-210`` only reads the singular key;
    the plural form is the output schema of the merged dict, not the input schema.
    Declaring the plural form in a locale file silently drops every direct-address
    pattern in that locale after load.
    """
    from mempalace.i18n import _load_entity_section, available_languages

    for lang in available_languages():
        section = _load_entity_section(lang)
        if not section:
            continue
        assert "direct_address_patterns" not in section, (
            f"{lang}: declares plural 'direct_address_patterns' (list); "
            f"loader only reads singular 'direct_address_pattern' (str). "
            f"Collapse the list into one `|`-alternation string and rename the key."
        )
        if "direct_address_pattern" in section:
            val = section["direct_address_pattern"]
            assert isinstance(
                val, str
            ), f"{lang}: 'direct_address_pattern' must be str, got {type(val).__name__}"
            assert val, f"{lang}: 'direct_address_pattern' is empty"