from __future__ import annotations

from decode_content import gates
from decode_content.framing import normalize_knowledge_shapes
from decode_content.scoping import apply_scopes, split_scope_items, strip_verb_tail


def test_creation_gate_uses_admit_refute_tiebreak():
    calls = []

    def fake_chat(system, user, timeout=None):
        calls.append(system)
        if system == gates.GATE_ADMIT:
            return {"in_scope": True}
        if system == gates.GATE_REFUTE:
            return {"out_of_scope": True}
        if system == gates.GATE_TIEBREAK:
            return {"in_scope": False}
        raise AssertionError(system)

    result = gates.creation_gate("读懂内容", chat_json_fn=fake_chat)

    assert result.passed is False
    assert "裁决=False" in result.reason
    assert calls == [gates.GATE_ADMIT, gates.GATE_REFUTE, gates.GATE_TIEBREAK]


def test_normalize_knowledge_shapes_guards_stage_kind_and_parent():
    knowledges = [
        {
            "id": "w1",
            "type": "what",
            "role": "组件",
            "parent": {"how_id": "missing", "step": 1},
            "title": "构成",
            "kind": "集合",
            "业务阶段": ["脚本", "错误"],
        },
        {
            "id": "h1",
            "type": "how",
            "title": "流程",
            "业务阶段": ["选题"],
            "steps": [{"创作阶段": "定稿"}],
        },
    ]

    out = normalize_knowledge_shapes(knowledges)

    assert out[0]["kind"] == "子集"
    assert out[0]["业务阶段"] == ["脚本"]
    assert out[0]["role"] == "主"
    assert out[0]["parent"] is None
    assert out[1]["steps"][0]["创作阶段"] is None


def test_scoping_split_strip_and_apply_without_linker():
    assert strip_verb_tail("寻找爆款选题") == "爆款选题"
    assert split_scope_items([{"scope_type": "form", "value": "脚本结构与标题结构"}]) == [
        {"scope_type": "form", "value": "脚本结构"},
        {"scope_type": "form", "value": "标题结构"},
    ]
    knowledges = [{"id": "h1", "type": "how", "steps": [{"id": "s1"}]}]

    apply_scopes(
        knowledges,
        [
            {
                "knowledge_id": "h1",
                "step_id": "s1",
                "items": [{"scope_type": "intent", "value": "吸引注意"}],
            }
        ],
        linker=None,
    )

    assert knowledges[0]["steps"][0]["作用域"][0]["link"] == "候选"