# -*- coding: utf-8 -*-
"""候选分类纯函数测试: uv run python tests/test_classify.py"""

import os
import sys

sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
sys.stdout.reconfigure(encoding="utf-8")

from reaction_board.classify import (  # noqa: E402
    clean_title,
    contains_any,
    date_hits,
    matched_words,
    normalize_title,
    parse_duration,
    passes_required_title,
    score_item,
)

CLASSIFY = {
    "require_title": "咻咻满",
    "self_mid": 37754047,
    "reaction": ["reaction", "反应"],
    "charge": ["加急", "特急", "充电", "专场", "转场"],
    "weak_positive": ["双人", "路人", "第一次", "首次"],
    "negative": ["歌切", "切片", "纯享", "搬运", "完整版", "录播", "录像"],
    "date_negative": True,
    "duration_boost": {"gt_30min": 1, "gt_60min": 2},
}


def score(title, up_mid=100, duration=0, classify=CLASSIFY):
    return score_item(
        title=title, up_mid=up_mid,
        duration_seconds=duration, classify=classify,
    )


def test_title_helpers():
    assert normalize_title("咻咻满 REACTION") == "咻咻满 reaction"
    assert clean_title('<em class="keyword">咻咻满</em> reaction') == "咻咻满 reaction"
    assert passes_required_title("【咻咻满】初听", "咻咻满")
    assert passes_required_title("咻咻满", "咻咻满")
    assert not passes_required_title("其他 UP 的 reaction", "咻咻满")
    assert contains_any("咻咻满 REACTION", ["reaction"])
    assert not contains_any("咻咻满", [])
    assert matched_words("咻咻满 REACTION 反应", ["reaction", "反应"]) == ["reaction", "反应"]
    assert matched_words("咻咻满", []) == []


def test_parse_duration():
    assert parse_duration("105:5") == 105 * 60 + 5
    assert parse_duration("1:02:03") == 3723
    assert parse_duration("15:30") == 930
    assert parse_duration(600) == 600
    assert parse_duration("bad") == 0
    assert parse_duration(None) == 0
    assert parse_duration(-5) == 0


def test_date_hits():
    assert date_hits("咻咻满-2026-10-28-素颜满") == ["2026-10-28"]
    assert date_hits("【咻咻满】10月25日直播片段") == ["10月25日"]
    assert date_hits("咻咻满 ☆ 2026.10.26") == ["2026.10.26"]
    assert date_hits("【咻咻满】2026/10/25直播回放") == ["2026/10/25"]
    assert date_hits("咻咻满：《发如雪》2024年10月5日直播歌切") == ["2024年10月5日"]
    assert date_hits("咻咻满 reaction") == []


def test_hit_count_is_superlinear():
    # 正向命中次数 n：require_title + reaction + charge + weak，得分 = n^2
    # 1 -> 1, 2 -> 4, 3 -> 9（满足 1+1>2、1+1+1>5）
    assert score("咻咻满", duration=60) == 1
    assert score("咻咻满 reaction", duration=60) == 4
    assert score("咻咻满 反应", duration=60) == 4
    assert score("咻咻满 reaction 充电", duration=60) == 9
    assert score("咻咻满 reaction 加急充电专场", duration=60) == 25
    assert score("咻咻满 充电", duration=60) == 4
    assert score("咻咻满 加急专场", duration=60) == 9
    assert score("咻咻满 双人", duration=60) == 4
    assert score("咻咻满 reaction 双人", duration=60) == 9


def test_reaction_requires_title():
    # 标题不含 require_title 直接 0 分，即使命中 reaction
    assert score("其他 UP 的 reaction", duration=61 * 60) == 0


def test_duration_boost():
    assert score("咻咻满 reaction", duration=61 * 60) == 6
    assert score("咻咻满 reaction", duration=31 * 60) == 5
    assert score("咻咻满 reaction", duration=30 * 60) == 4
    # 只有 require_title 一个命中时，时长仍计入（基础分偏低，不足以过线）
    assert score("咻咻满", duration=0) == 1
    assert score("咻咻满", duration=61 * 60) == 3
    assert score("咻咻满 双人", duration=61 * 60) == 6


def test_negative_and_self():
    assert score("咻咻满 切片", duration=60) == -5
    assert score("咻咻满 reaction 切片", duration=60) == -2
    assert score("咻咻满 reaction 直播录像", duration=60) == -2
    assert score("咻咻满 reaction", up_mid=37754047, duration=60) == 1


def test_date_negative():
    assert score("咻咻满 reaction 2026-10-28 完整录播", duration=60) == -8
    assert score("咻咻满 reaction 2026-10-28", duration=60) == -2
    assert score("咻咻满 充电 10月25日", duration=60) == -2
    disabled = dict(CLASSIFY, date_negative=False)
    assert score("咻咻满 reaction 2026-10-28", duration=60, classify=disabled) == 4


def test_multi_hit_survives_single_negative():
    # 回归：命中 咻咻满+reaction+充电 的 204min reaction 标题，扣掉「切片」后仍应过线
    title = "【充电2.0 | 咻咻满reaction】翻唱和直播切片完全是在开盲盒呀！不知道今天会开到哪一款"
    assert score(title, duration=204 * 60) == 5
    assert score(title, duration=60) == 3


def main():
    test_title_helpers()
    test_parse_duration()
    test_date_hits()
    test_hit_count_is_superlinear()
    test_reaction_requires_title()
    test_duration_boost()
    test_negative_and_self()
    test_date_negative()
    test_multi_hit_survives_single_negative()
    print("OK: 候选标题归一化、时长解析与分类打分测试全部通过")


if __name__ == "__main__":
    main()