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#   http://www.apache.org/licenses/LICENSE-2.0
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"""
The ApplicationCache implementaion.
"""

from selenium.webdriver.remote.command import Command


class ApplicationCache(object):

    UNCACHED = 0
    IDLE = 1
    CHECKING = 2
    DOWNLOADING = 3
    UPDATE_READY = 4
    OBSOLETE = 5

    def __init__(self, driver):
        """
        Creates a new Aplication Cache.

        :Args:
         - driver: The WebDriver instance which performs user actions.
        """
        self.driver = driver

    @property
    def status(self):
        """
        Returns a current status of application cache.
        """
        return self.driver.execute(Command.GET_APP_CACHE_STATUS)['value']