import importlib.util
import os
import sys
import tempfile
import unittest
from unittest.mock import patch

from docx import Document
from models import (
    BidOutline,
    Chapter,
    ChapterType,
    ExtractedTable,
    ProjectData,
    TenderAnalysis,
)


SCRIPT_DIR = os.path.abspath(os.path.join(os.path.dirname(__file__), ".."))
if SCRIPT_DIR not in sys.path:
    sys.path.insert(0, SCRIPT_DIR)
SPEC = importlib.util.spec_from_file_location(
    "manual_test_step4", os.path.join(SCRIPT_DIR, "test_step4.py")
)
MODULE = importlib.util.module_from_spec(SPEC)
SPEC.loader.exec_module(MODULE)


class Step4ReportingTests(unittest.TestCase):
    def test_reference_bid_loader_extracts_paragraphs_and_tables(self):
        table = ExtractedTable(
            table_id="REF-T01",
            table_type="bid_detail_table",
            source_type="reference_docx",
        )
        project_data = ProjectData(project_id="test", project_name="测试项目")

        with tempfile.TemporaryDirectory() as directory:
            reference_path = os.path.join(directory, "reference.docx")
            Document().save(reference_path)
            with (
                patch(
                    "doc_reader.reader.read_docx_paragraph_texts_et",
                    return_value=["参考投书正文"],
                ),
                patch(
                    "step1_parsing.table_extractor.extract_reference_tables_with_llm",
                    return_value=[table],
                ) as extractor,
            ):
                count = MODULE._load_reference_bid(
                    reference_path, project_data, directory
                )

        self.assertEqual(count, 1)
        self.assertEqual(project_data.reference_bids[0].content, "参考投书正文")
        self.assertIs(project_data.reference_tables[0], table)
        extractor.assert_called_once_with(
            reference_path,
            output_dir=os.path.join(directory, "内容提取_参考投书"),
        )

    def test_report_exposes_step2_project_fill_fields(self):
        analysis = TenderAnalysis(
            project_name="测试",
            agency_name="采购中心",
            project_fields={
                "服务内容": "物业管理服务",
                "服务要求": "符合质量考核要求",
                "服务期限": "三年",
            },
        )

        report = MODULE._build_report(
            BidOutline(project_name="测试", chapters=[]),
            analysis,
        )

        self.assertEqual(report["project_fields"]["采购机构名称"], "采购中心")
        self.assertEqual(report["project_fields"]["服务期限"], "三年")

    def test_unchanged_template_child_is_not_reported_as_empty(self):
        mapped = Chapter(
            id="1.2",
            title="响应能力",
            level=2,
            direct_scoring_bindings=["SC-01#1"],
            supplement_content="针对本项目建立可核验的响应机制。",
        )
        unchanged = Chapter(
            id="1.1", title="模板原有说明", level=2, from_template=True
        )
        top = Chapter(
            id="1",
            title="需求理解",
            chapter_type=ChapterType.TECHNICAL,
            children=[unchanged, mapped],
            preserve_template_layout=True,
            template_fill_completed=True,
            generated_content="模板原文",
            content_blocks=[
                {"order": 0, "block_type": "template_base"},
                {"order": 1, "block_type": "native_table_plan"},
            ],
        )
        outline = BidOutline(
            project_name="测试",
            chapters=[top],
            evaluation_index_entries=[{
                "entry_id": "SC-01#1",
                "entry_type": "scoring",
                "final_heading_id": "1.2",
            }],
        )

        report = MODULE._build_report(outline)

        self.assertTrue(report["passed"], report["errors"])
        self.assertEqual(report["chapters"][0]["supplement_node_count"], 1)

    def test_missing_direct_supplement_fails_gate(self):
        node = Chapter(
            id="1.1",
            title="响应能力",
            level=2,
            direct_scoring_bindings=["SC-01#1"],
        )
        outline = BidOutline(
            project_name="测试",
            chapters=[Chapter(id="1", title="技术章", children=[node])],
            evaluation_index_entries=[{
                "entry_id": "SC-01#1",
                "entry_type": "scoring",
                "final_heading_id": "1.1",
            }],
        )

        report = MODULE._build_report(outline)

        self.assertFalse(report["passed"])
        self.assertIn("直接落点缺少补充正文", report["errors"][0])

    def test_unresolved_placeholder_in_chapter_artifact_fails_gate(self):
        with tempfile.TemporaryDirectory() as directory:
            artifact_path = os.path.join(directory, "chapter.docx")
            document = Document()
            document.add_paragraph("项目编号：%%项目编号%%")
            document.save(artifact_path)
            chapter = Chapter(
                id="1",
                title="投标人资格、资信证明",
                artifact_path=artifact_path,
            )
            report = MODULE._build_report(BidOutline(
                project_name="测试",
                chapters=[chapter],
            ))

        self.assertFalse(report["passed"])
        self.assertTrue(any(
            "章节产物仍有未解析占位符" in error
            for error in report["errors"]
        ))


if __name__ == "__main__":
    unittest.main()