# -*- coding: utf-8 -*-
"""Cell Presentation 契约：schema + 文档 + 示例。"""
from __future__ import annotations

import json
import os
import unittest

from util.runtime_paths import get_skill_root


def _load_schema() -> dict:
    path = os.path.join(
        get_skill_root(),
        "assets",
        "schemas",
        "skill-cell-presentation.schema.json",
    )
    with open(path, encoding="utf-8") as f:
        return json.load(f)


def _load_example() -> dict:
    path = os.path.join(
        get_skill_root(),
        "assets",
        "examples",
        "skill-cell-presentation.example.json",
    )
    with open(path, encoding="utf-8") as f:
        return json.load(f)


class TestCellPresentationContract(unittest.TestCase):
    def test_schema_file_exists_and_parses(self) -> None:
        schema = _load_schema()
        self.assertEqual(schema.get("title"), "SkillCellPresentationDocument")
        self.assertIs(schema.get("additionalProperties"), False)
        self.assertEqual(schema["properties"]["schemaVersion"].get("const"), 1)
        tones = set(schema["$defs"]["tone"].get("enum") or [])
        self.assertEqual(tones, {"danger", "warning", "info", "success", "muted"})

    def test_example_validates_against_schema(self) -> None:
        try:
            import jsonschema
        except ImportError:
            self.skipTest("jsonschema not installed")
        jsonschema.validate(instance=_load_example(), schema=_load_schema())

    def test_actions_schema_defines_cell_presentation_enable_block(self) -> None:
        path = os.path.join(
            get_skill_root(), "assets", "schemas", "skill-actions.schema.json"
        )
        with open(path, encoding="utf-8") as f:
            actions_schema = json.load(f)
        self.assertIn("cellPresentation", actions_schema["properties"])
        self.assertIn("cellPresentationDeclaration", actions_schema["$defs"])

    def test_docs_and_example_exist(self) -> None:
        root = get_skill_root()
        self.assertTrue(os.path.isfile(os.path.join(root, "references", "CELL_PRESENTATION.md")))
        self.assertTrue(
            os.path.isfile(
                os.path.join(root, "assets", "schemas", "skill-cell-presentation.schema.json")
            )
        )
        self.assertTrue(
            os.path.isfile(
                os.path.join(root, "assets", "examples", "skill-cell-presentation.example.json")
            )
        )

    def test_cell_presentation_md_covers_contract(self) -> None:
        path = os.path.join(get_skill_root(), "references", "CELL_PRESENTATION.md")
        with open(path, encoding="utf-8") as f:
            text = f.read()
        for marker in (
            "tone",
            "danger",
            "warning",
            "alert",
            "_jiangchang_cell_presentation",
            "cellPresentation",
            "派生",
            "任意 CSS",
            "用途不限",
            "schemaVersion",
        ):
            self.assertIn(marker, text, msg=f"CELL_PRESENTATION.md missing {marker!r}")


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