from app.inspector_projection import project_artifact_detail


def test_script_table_projection_normalizes_facets_links_and_element_references():
    artifact = {
        "sourceOrigin": "database",
        "paragraphs": [
            {
                "id": 1,
                "rowId": 1,
                "effectiveId": 1,
                "paragraph_index": 2,
                "level": 1,
                "name": "机制拆解",
                "content_range": {"图片": ["1", "2"], "标题": True, "正文": "第二段"},
                "theme": "通过[元素:10]解释机制",
                "theme_elements": [{"维度类型": "主", "维度": "核心竞争力", "原子点": "份额换订单"}],
                "form": "案例拆解",
                "form_elements": [],
                "function": "承接上文",
                "function_elements": [],
                "feeling": "建立可信度",
                "feeling_elements": [],
                "full_description": "通过[元素:10]解释机制，并保留[元素:999]。",
            }
        ],
        "elements": [
            {"id": 10, "rowId": 10, "effectiveId": 10, "name": "份额换订单", "dimension_primary": "核心竞争力", "dimension_secondary": "商业模式"}
        ],
        "paragraphElements": [{"id": 100, "paragraph_id": 1, "element_id": 10}],
    }

    payload = project_artifact_detail(431, "artifact:base:current", artifact)
    table = payload["scriptTable"]

    assert table["counts"] == {"paragraphs": 1, "elements": 1, "links": 1}
    assert table["paragraphs"][0]["contentRange"] == ["图1-2", "标题", "正文: 第二段"]
    assert table["paragraphs"][0]["sections"]["theme"]["dimensions"][0] == {
        "type": "主",
        "name": "核心竞争力",
        "value": "份额换订单",
    }
    parts = table["paragraphs"][0]["fullDescriptionParts"]
    assert parts[1] == {"type": "element", "id": 10, "name": "份额换订单", "resolved": True, "text": "[元素:10]"}
    assert parts[3]["resolved"] is False
    assert table["paragraphs"][0]["sections"]["theme"]["descriptionParts"][1] == {
        "type": "element",
        "id": 10,
        "name": "份额换订单",
        "resolved": True,
        "text": "[元素:10]",
    }
    assert table["elements"][0]["paragraphs"] == [{"id": 1, "index": 2, "name": "机制拆解"}]
    assert payload["changes"]["sections"][0]["content"] == "1 个段落、1 个元素、1 条关联"
    assert "artifact" not in payload["technical"]


def test_script_table_keeps_children_beside_their_real_parent():
    def paragraph(row_id, index, name, parent_id=None, level=1):
        return {
            "id": row_id,
            "rowId": row_id,
            "effectiveId": row_id,
            "paragraph_index": index,
            "parent_id": parent_id,
            "level": level,
            "name": name,
        }

    artifact = {
        "sourceOrigin": "database",
        "paragraphs": [
            paragraph(1, 1, "第一章"),
            paragraph(2, 1, "第一章子段", parent_id=1, level=2),
            paragraph(3, 2, "第二章"),
            paragraph(4, 1, "第二章子段", parent_id=3, level=2),
        ],
        "elements": [],
        "paragraphElements": [],
    }

    table = project_artifact_detail(1, "artifact:base:current", artifact)["scriptTable"]
    assert [row["name"] for row in table["paragraphs"]] == [
        "第一章",
        "第一章子段",
        "第二章",
        "第二章子段",
    ]
    assert [row["depth"] for row in table["paragraphs"]] == [0, 1, 0, 1]
    assert table["maxDepth"] == 2


def test_frozen_candidate_snapshot_restores_nested_paragraphs_and_embedded_links():
    artifact = {
        "sourceOrigin": "database",
        "historicalAccuracy": "exact",
        "artifactContext": {"type": "candidate", "branchStatus": "merged"},
        "snapshot": {
            "stats": {"paragraph_count": 2, "element_count": 1, "link_count": 2},
            "paragraphs": [
                {
                    "id": 1,
                    "paragraph_index": 1,
                    "level": 1,
                    "name": "主段落",
                    "linked_elements": [{"link_id": 10, "element_id": 100}],
                    "sub_paragraphs": [
                        {
                            "id": 2,
                            "paragraph_index": 1,
                            "level": 2,
                            "name": "子段落",
                            "linked_elements": [],
                            "linked_element_ids": [100],
                        }
                    ],
                }
            ],
            "elements": [{"id": 100, "name": "候选元素"}],
        },
    }

    payload = project_artifact_detail(1, "artifact:branch:7", artifact)
    table = payload["scriptTable"]

    assert table["counts"] == {"paragraphs": 2, "elements": 1, "links": 2}
    assert [row["name"] for row in table["paragraphs"]] == ["主段落", "子段落"]
    assert [row["depth"] for row in table["paragraphs"]] == [0, 1]
    assert table["elements"][0]["paragraphs"] == [
        {"id": 1, "index": 1, "name": "主段落"},
        {"id": 2, "index": 1, "name": "子段落"},
    ]
    assert payload["businessSections"][0]["title"] == "候选脚本规模"
    assert payload["changes"]["summary"] == "候选脚本内容"