from urllib.parse import urljoin


class BasePage:
    def __init__(self, page, base_url):
        self.page = page
        self.base_url = base_url.rstrip("/") + "/"

    def url(self, path):
        return urljoin(self.base_url, path.lstrip("/"))

    def goto(self, path):
        return self.page.goto(self.url(path), wait_until="domcontentloaded")