"""手机上传页的入口形态。曾经 capture 被无条件加在唯一那个 input 上，
导致手机只能拍照、选不了相册与已有文件（历史 Web 版可以），这几条就是那次回归的锁。"""

from src.upload.page import mobile_page, pc_page


def _segment(html: str, anchor: str) -> str:
    """取某个属性之后的那段标签文本（到最近的尖括号为止）。"""
    return html.split(anchor, 1)[1].split(">", 1)[0]


def test_mobile_page_offers_two_pickers() -> None:
    html = mobile_page("6月毕业采集", "20261021-case", "tok123")
    assert html.count('type="file"') == 2
    assert 'for="camera"' in html and 'for="gallery"' in html  # 用 label 原生转发，不靠 JS .click()
    assert "拍照上传" in html and "选择已有文件" in html
    # 文案只描述实测行为：那个入口开的是系统文件选择器，不是相册网格。
    # 这条断言防的是以后有人把「相册」写回按钮名（用户实测进不去相册）。
    assert "从相册" not in html and "相册或文件" not in html


def test_capture_only_on_camera_input() -> None:
    """回归锁：capture 只能出现在拍照那一个 input 上。"""
    html = mobile_page("名", "20261021-case", "tok")
    camera = _segment(html, 'id="camera"')
    gallery = _segment(html, 'id="gallery"')
    assert 'capture="environment"' in camera
    assert "capture" not in gallery
    assert "capture" not in html.split('id="gallery"')[1].split(">", 1)[1]


def test_gallery_input_has_no_accept_filter() -> None:
    """回归锁：相册入口刻意**不带 accept**。

    带 accept="image/*,..." 时，微信内置浏览器与部分国产 ROM 浏览器会直接调起相机，
    用户反馈的「从相册选择最后又进了相机」就是这个。类型限制交给服务端白名单（415 带原因）。
    """
    html = mobile_page("名", "20261021-case", "tok")
    gallery = _segment(html, 'id="gallery"')
    assert "multiple" in gallery
    assert "accept" not in gallery and "capture" not in gallery


def test_no_js_click_binding() -> None:
    """不靠 JS 转发点击，也不在运行时改属性（两代回归的共同点）。"""
    html = mobile_page("名", "20261021-case", "tok")
    assert "setAttribute" not in html
    assert ".click()" not in html


def test_both_inputs_share_uploader() -> None:
    html = mobile_page("名", "20261021-case", "tok")
    assert html.count('addEventListener("change", uploadFiles)') == 2
    assert 'fd.append("file", file)' in html  # 字段名要和后端 request.files.get("file") 对上


def test_pc_page_untouched() -> None:
    html = pc_page("http://127.0.0.1:5055", [])
    assert 'type="file"' not in html
    assert "还没有会话" in html