"""Tests for the 8-view Base generation system (Phase 3, Plan 01)."""
import pytest
from pathlib import Path
from pipeline.worker.scripts.literature_pipeline import (
    build_base_views,
    substitute_config_placeholders,
)


class TestBuildBaseViews:
    def test_returns_exactly_8_views(self):
        views = build_base_views("骨科")
        assert len(views) == 8

    def test_all_view_names_present(self):
        views = build_base_views("骨科")
        names = [v["name"] for v in views]
        expected = [
            "控制面板", "推荐分析", "待 OCR", "OCR 完成",
            "待深度阅读", "深度阅读完成", "正式卡片", "全记录"
        ]
        assert names == expected

    def test_each_view_has_required_keys(self):
        views = build_base_views("骨科")
        for v in views:
            assert "name" in v
            assert "order" in v
            assert "filter" in v
            assert isinstance(v["order"], list)
            assert len(v["order"]) > 0

    def test_control_panel_has_no_filter(self):
        views = build_base_views("骨科")
        cp = next(v for v in views if v["name"] == "控制面板")
        assert cp["filter"] is None

    def test_pending_ocr_filter(self):
        views = build_base_views("骨科")
        pending = next(v for v in views if v["name"] == "待 OCR")
        assert 'do_ocr = true' in pending["filter"]
        assert 'ocr_status = "pending"' in pending["filter"]

    def test_ocr_done_filter(self):
        views = build_base_views("骨科")
        done = next(v for v in views if v["name"] == "OCR 完成")
        assert 'ocr_status = "done"' in done["filter"]

    def test_deep_reading_pending_filter(self):
        views = build_base_views("骨科")
        pending = next(v for v in views if v["name"] == "待深度阅读")
        assert "analyze = true" in pending["filter"]
        assert 'ocr_status = "done"' in pending["filter"]
        assert 'deep_reading_status = "pending"' in pending["filter"]


class TestSubstituteConfigPlaceholders:
    def test_substitutes_library_records(self, tmp_path):
        content = "${LIBRARY_RECORDS}/骨科"
        vault = tmp_path / "Vault"
        vault.mkdir()
        lib_rec = vault / "03_Resources" / "LiteratureControl" / "library-records"
        lib_rec.mkdir(parents=True)
        result = substitute_config_placeholders(
            content,
            {"library_records": lib_rec, "vault": vault}
        )
        assert "${LIBRARY_RECORDS}" not in result
        assert "03_Resources/LiteratureControl/library-records" in result

    def test_substitutes_multiple_placeholders(self, tmp_path):
        content = "${LIBRARY_RECORDS} and ${LITERATURE}"
        vault = tmp_path / "Vault"
        vault.mkdir()
        lib_rec = vault / "LR"
        lit = vault / "LIT"
        lib_rec.mkdir()
        lit.mkdir()
        result = substitute_config_placeholders(
            content,
            {"library_records": lib_rec, "literature": lit, "vault": vault}
        )
        assert "${LIBRARY_RECORDS}" not in result
        assert "${LITERATURE}" not in result

    def test_unknown_placeholder_unchanged(self):
        content = "${UNKNOWN_PLACEHOLDER}/骨科"
        result = substitute_config_placeholders(content, {})
        assert "${UNKNOWN_PLACEHOLDER}" in result

    def test_backslash_conversion(self, tmp_path):
        content = "${LIBRARY_RECORDS}"
        vault = tmp_path / "Vault"
        vault.mkdir()
        lib_rec = vault / "LR"
        lib_rec.mkdir()
        result = substitute_config_placeholders(
            content,
            {"library_records": lib_rec, "vault": vault}
        )
        assert "\\" not in result  # Should use forward slash