# 首次登陸系統(tǒng)
from playwright.sync_api import sync_playwright

with sync_playwright() as playwright:
    browser = playwright.chromium.launch()
    context = browser.new_context()
    page = context.new_page()
  
  # 登陸系統(tǒng)
    page.goto('<login url>')
    page.fill('<username>', '<username selector>')
    page.fill('<password>', '<password selector>')
    page.click('<login button selector>')

  # 判斷是否登陸成功
    assert 'Welcome' in page.title()
  
  # 保存狀態(tài)文件
    context.storage_state(path='login_data.json')

# 使用已保存的狀態(tài)文件跳過登錄狀態(tài)直接訪問系統(tǒng)
with sync_playwright() as playwright:
    browser = playwright.chromium.launch()
  
  # 創(chuàng)建瀏覽器上下文時(shí)加載狀態(tài)文件
    context = browser.new_context(storage_state='login_data.json')
    page = context.new_page()
  
  # 直接訪問登錄后的URL
    page.goto('<welcome url>')

  # 判斷是否訪問到登錄后的頁面
    assert 'Welcome' in page.title()

@pytest.fixture()
def logged_page():
    ss_file = 'login_data.json'
    with sync_playwright() as playwright:
        browser = playwright.chromium.launch()

    # 判斷是否存在狀態(tài)文件，有的話就加載
        if os.path.isfile(ss_file):
            context = browser.new_context(storage_state=ss_file)
        else:
            context = browser.new_context()
        page = context.new_page()

    # 直接跳轉(zhuǎn)至登錄后頁面，前提是未登錄用戶訪問待測系統(tǒng)會(huì)自動(dòng)跳轉(zhuǎn)至登錄頁面，如果你的系統(tǒng)邏輯不一樣，需要修改
        page.goto('<welcome url>')

    # 通過title判斷是否成功進(jìn)入系統(tǒng)，如果沒有需要進(jìn)行登錄，一般在第一次訪問系統(tǒng)，或登錄信息過期等原因會(huì)觸發(fā)
        if 'Welcome' not in page.title():
            page.fill('<username>', '<username selector>')
            page.fill('<password>', '<password selector>')
            page.click('<login button selector>')
        yield page

    # 測試執(zhí)行結(jié)束后保存狀態(tài)文件，前提是測試用例中不能退出系統(tǒng)，安全起見加上異常處理
    try:
           context.storage_state(path=ss_file)
        except Exception as e:
            print(e)

class Client(ABC):
    playwright = None
    browser = None

    def __init__(self, url: str, *, storage_state_name: str = None):
        self.url = url
        self.context = None
        self.main_page = None
        self.storage_state_file_path = None
        if storage_state_name is not None:
            self.storage_state_file_path = os.path.join('storage_state', f'{storage_state_name}.json')

    @abstractmethod
    def register_page(self):
        pass

    @abstractmethod
    def login(self, **kwargs):
        pass

    @abstractmethod
    def is_logged(self):
        pass

    def start(self) -> None:
        Client.playwright = sync_playwright().start()
        Client.browser = Client.playwright.chromium.launch(**BROWSER_CONFIG)
        if self.storage_state_file_path is not None and os.path.isfile(self.storage_state_file_path):
            self.context = Client.browser.new_context(**CONTEXT_CONFIG, storage_state=self.storage_state_file_path)
        else:
            self.context = Client.browser.new_context(**CONTEXT_CONFIG)
        self.main_page = self.context.new_page()
        self.main_page.goto(self.url)

        self.register_page()

    def close(self) -> None:
        if self.storage_state_file_path is not None:
            if not os.path.exists('storage_state'):
                os.mkdir('storage_state')
            self.context.storage_state(path=self.storage_state_file_path)
        self.main_page.close()
        self.context.close()

def logged_user(client, url, *, scope = 'function', storage_state_name = None, **kwargs):
    @pytest.fixture(scope=scope)
    def user_fixture():
        user = client(url, storage_state_name=storage_state_name)
        user.start()
        logger.info(f'用戶登錄: {kwargs}')
        if not user.is_logged():
            user.login(**kwargs)
        yield user
        user.close()