from __future__ import annotations

import unittest

from scripts.rectification.probe_question_contract import (
    ANSWER_CLASSES,
    EXISTENCE_STYLE_OPTIONS,
    QUALITY_STYLE_OPTIONS,
    canonical_probe_question_contract_json,
    complete_style_options,
    is_renderable_probe,
    load_probe_question_contract_golden,
)


class ProbeQuestionContractTests(unittest.TestCase):
    def test_existence_completes_four_options(self) -> None:
        completed = complete_style_options("existence")
        self.assertTrue(completed["ok"])
        self.assertEqual(completed.get("options"), [dict(item) for item in EXISTENCE_STYLE_OPTIONS])

    def test_quality_covers_unsure(self) -> None:
        completed = complete_style_options("event_quality")
        self.assertTrue(completed["ok"])
        self.assertEqual(completed.get("options"), [dict(item) for item in QUALITY_STYLE_OPTIONS])
        self.assertEqual({item["answer_class"] for item in completed.get("options") or []}, set(ANSWER_CLASSES))

    def test_varga_style_needs_two_scoring_labels(self) -> None:
        rejected = complete_style_options("varga_style", [
            {"label": "巨蟹相处主动热情", "answer_class": "yes"},
        ])
        self.assertFalse(rejected["ok"])
        self.assertEqual(rejected.get("reason"), "varga_insufficient_scoring")
        completed = complete_style_options("varga_style", [
            {"label": "巨蟹相处主动热情", "answer_class": "yes", "sign": "巨蟹"},
            {"label": "狮子独立强势", "answer_class": "weak_yes", "sign": "狮子"},
        ])
        self.assertTrue(completed["ok"])
        options = completed.get("options") or []
        self.assertEqual(len(options), 4)
        self.assertEqual(next(item["label"] for item in options if item["answer_class"] == "no"), "都不是这些特质")

    def test_clock_copy_is_dropped_and_catalog_fills_existence(self) -> None:
        completed = complete_style_options("existence", [
            {"label": "08:12 左右发生", "answer_class": "yes"},
        ])
        self.assertTrue(completed["ok"])
        self.assertEqual((completed.get("options") or [])[0]["label"], "明确发生且时间吻合")

    def test_unrenderable_varga_probe_is_rejected(self) -> None:
        result = is_renderable_probe({
            "information_gain": 1.2,
            "candidate_ids": ["05:00", "05:04"],
            "expected_outcomes": [{}, {}],
            "choice_kind": "varga_style",
            "style_options": [{"label": "外貌更接近第一种", "answer_class": "yes"}],
        })
        self.assertFalse(result["ok"])
        self.assertEqual(result.get("reason"), "forbidden_copy")

    def test_duplicate_labels_uniquify_with_index(self) -> None:
        completed = complete_style_options("varga_style", [
            {"label": "相处主动热情", "answer_class": "yes"},
            {"label": "相处主动热情", "answer_class": "weak_yes"},
        ])
        self.assertTrue(completed["ok"])
        labels = [item["label"] for item in completed.get("options") or []]
        self.assertIn("相处主动热情·2", labels)
        self.assertFalse(any("weak_yes" in item or item.endswith("·yes") for item in labels))
        self.assertEqual(len(set(labels)), 4)

    def test_golden_json_matches_python_payload_bytes(self) -> None:
        self.assertEqual(canonical_probe_question_contract_json(), load_probe_question_contract_golden())