"""上传直链：地址来源、令牌、转义与新工具 case_upload_link。"""

from pathlib import Path

import pytest

from src.cases import upload_page_url
from src.config import clear_config_cache, load_config
from src.mcp.tools import materials


@pytest.fixture
def isolated_cases(tmp_path: Path, monkeypatch: pytest.MonkeyPatch) -> Path:
    root = tmp_path / "cases"
    root.mkdir()
    monkeypatch.setattr("src.cases.CASE_ROOT", root)
    # CaseStore.root 是类属性（导入时就绑定 CASE_ROOT），所以直接改实例属性最省事，
    # 与 test_mcp_analysis.py 的既有做法一致
    monkeypatch.setattr(materials._store, "root", root, raising=False)
    return root


def _set_base(monkeypatch: pytest.MonkeyPatch, value: str) -> None:
    monkeypatch.setenv("UPLOAD_BASE_URL", value)
    clear_config_cache()


def test_upload_base_url_comes_from_env(monkeypatch: pytest.MonkeyPatch) -> None:
    _set_base(monkeypatch, "http://192.168.1.20:5055")
    try:
        assert upload_page_url() == "http://192.168.1.20:5055/"
    finally:
        monkeypatch.delenv("UPLOAD_BASE_URL", raising=False)
        clear_config_cache()


def test_upload_base_url_configured_wins_and_strips_slash(monkeypatch: pytest.MonkeyPatch, tmp_path: Path) -> None:
    data = tmp_path / "scripts" / "data"
    data.mkdir(parents=True)
    (data / "config.json").write_text('{"upload_base_url": "http://10.0.0.5:6000/"}', encoding="utf-8")
    monkeypatch.setattr("src.config._CONFIG_PATH", data / "config.json")
    monkeypatch.delenv("UPLOAD_BASE_URL", raising=False)
    clear_config_cache()
    try:
        assert load_config()["upload_base_url"] == "http://10.0.0.5:6000/"  # 原样保留，拼链接时才去尾斜杠
        assert upload_page_url() == "http://10.0.0.5:6000/"
    finally:
        clear_config_cache()


def test_unconfigured_falls_back_to_probe(isolated_cases: Path, monkeypatch: pytest.MonkeyPatch) -> None:
    monkeypatch.delenv("UPLOAD_BASE_URL", raising=False)
    monkeypatch.setattr("src.config._CONFIG_PATH", isolated_cases / "missing.json")
    clear_config_cache()
    try:
        url = upload_page_url()
        assert url.startswith("http://") and url.endswith("/")
        assert ":5055" in url or ":80" not in url  # 探测出来的地址一定带端口
    finally:
        clear_config_cache()


def test_case_create_returns_entry_url_with_token(isolated_cases: Path, monkeypatch: pytest.MonkeyPatch) -> None:
    _set_base(monkeypatch, "http://192.168.31.86:5055")
    try:
        result = materials.case_create("毕业采集", "travel")
        assert result["ok"] is True
        url = result["upload_url"]
        assert url.startswith("http://192.168.31.86:5055/u/")
        assert "?t=" in url and len(url.split("?t=")[1]) >= 16
        # 会话 id 含中文：链接必须是纯 ASCII，否则部分客户端打不开
        assert all(ord(ch) < 128 for ch in url)
    finally:
        monkeypatch.delenv("UPLOAD_BASE_URL", raising=False)
        clear_config_cache()


def test_upload_link_is_stable_and_scoped(isolated_cases: Path, monkeypatch: pytest.MonkeyPatch) -> None:
    _set_base(monkeypatch, "http://127.0.0.1:5055")
    try:
        created = materials.case_create("稳", None)
        again = materials.case_upload_link(created["case_id"])
        assert again["ok"] is True and again["upload_url"] == created["upload_url"]
        assert again["pending_inbox"] == 0
        missing = materials.case_upload_link("没这个会话")
        assert missing["ok"] is False and "case_list" in missing["next_action"]
    finally:
        monkeypatch.delenv("UPLOAD_BASE_URL", raising=False)
        clear_config_cache()


def test_token_only_in_link_not_in_summary(isolated_cases: Path, monkeypatch: pytest.MonkeyPatch) -> None:
    """令牌允许出现在直链里，但不该混进常规状态输出，免得每次轮询都复制一遍。"""
    _set_base(monkeypatch, "http://127.0.0.1:5055")
    try:
        created = materials.case_create("秘", None)
        cid = created["case_id"]
        token = created["upload_url"].split("?t=")[1]
        status = materials.case_status(cid)
        assert token not in str(status)
        listing = materials.case_list()
        assert token not in str(listing)
    finally:
        monkeypatch.delenv("UPLOAD_BASE_URL", raising=False)
        clear_config_cache()