"""不需要数据库的单元测试：证据校验、格式识别、文字层。"""

from __future__ import annotations

import pytest

from bid_doctor.checklist.extract import check_basis, check_evidence, is_marked
from bid_doctor.core.errors import AppError
from bid_doctor.core.events import _sid  # pyright: ignore[reportPrivateUsage]
from bid_doctor.document.formats import detect
from bid_doctor.document.pipeline.text_layer import Sentence, extract
from tests.conftest import FIXTURES


def sent(text: str, runs: list[tuple[int, int, str]] | None = None, seq: int = 1) -> Sentence:
    return Sentence(key=f"d:p1:s{seq}", page_no=1, seq=seq, text=text, quads=[[0, 0, 1, 1]], fmt_runs=runs or [])


def test_evidence_checks() -> None:
    s = sent("★投标人须具备有效的信息系统集成服务资质证书。")
    by_id = {"p1s1": s}
    assert check_evidence({"sid": "p1s1", "quote": "投标人须具备有效的信息"}, by_id) is None
    assert check_evidence({"sid": "p9s9", "quote": "投标人须具备有效的信息"}, by_id) == "id"
    assert check_evidence({"sid": "p1s1", "quote": "投标人须具备"}, by_id) == "quote"  # 少于 8 个字
    assert check_evidence({"sid": "p1s1", "quote": "这句话是模型改写的"}, by_id) == "quote"


def test_basis_check() -> None:
    star = sent("★服务器内存不低于32GB。")
    plain = sent("投标人应按要求提供售后服务方案。")
    iu = sent("投标人须提供原厂授权书。", [(0, 12, "iu")])
    assert check_basis("star", [star], [star], set())
    assert not check_basis("star", [plain], [plain], set())
    # 斜体下划线只在文件声明过时才算（07 F1）
    assert not check_basis("italic_underline", [iu], [iu], set())
    assert check_basis("italic_underline", [iu], [iu], {"italic_underline"})
    invalid = sent("未提供的，其投标无效。", seq=2)
    assert check_basis("explicit_invalid", [plain], [plain, invalid], set())
    assert not check_basis("unknown", [star], [star], set())


def test_marker_fallback() -> None:
    assert is_marked(sent("★采用国产化CPU芯片。"), set()) == "star"
    iu = sent("投标人须提供原厂授权书。", [(0, 12, "iu")])
    assert is_marked(iu, set()) is None
    assert is_marked(iu, {"italic_underline"}) == "italic_underline"


def test_marked_text_for_model() -> None:
    s = sent("须提供授权书，否则无效", [(3, 6, "iu"), (9, 11, "u")])
    assert s.marked == "须提供<iu>授权书</iu>，否则<u>无效</u>"


def test_detect_formats() -> None:
    pdf = (FIXTURES / "tender-mini.pdf").read_bytes()
    d = detect(pdf, "采购文件.pdf")
    assert (d.format, d.page_count, d.extension_mismatch) == ("pdf", 1, False)
    assert detect(pdf, "采购文件.doc").extension_mismatch
    with pytest.raises(AppError) as e:
        detect(b"hello", "a.doc")
    assert e.value.code == "file_format_unsupported"


def test_text_layer_normalizes_radicals_and_keys() -> None:
    pages = extract("doc1", (FIXTURES / "tender-mini.pdf").read_bytes())
    texts = [s.text for s in pages[0].sentences]
    assert any("项目" in t for t in texts) and not any("⽬" in t for t in texts)  # 「目」不是康熙部首
    assert any("彩页" in t for t in texts)
    keys = [s.key for s in pages[0].sentences]
    assert keys[0] == "doc1:p1:s1" and len(set(keys)) == len(keys)


def test_stream_id_compare() -> None:
    assert _sid("1700000000000-1") > _sid("999-5")
    assert _sid("bad") == (0, 0)