#!/usr/bin/env python
"""Test the GUI host information."""

from absl import app

from grr_response_core.lib.rdfvalues import config as rdf_config
from grr_response_server import data_store
from grr_response_server.flows.general import discovery
from grr_response_server.gui import gui_test_lib
from grr.test_lib import fixture_test_lib
from grr.test_lib import flow_test_lib
from grr.test_lib import test_lib


class TestHostInformation(gui_test_lib.GRRSeleniumTest):
  """Test the host information interface."""

  def _WriteClientSnapshot(self, timestamp, version, hostname, memory):
    snapshot = data_store.REL_DB.ReadClientSnapshot(self.client_id)
    with test_lib.FakeTime(timestamp):
      snapshot.os_version = version
      snapshot.knowledge_base.fqdn = hostname
      snapshot.memory_size = memory
      data_store.REL_DB.WriteClientSnapshot(snapshot)

  def setUp(self):
    super().setUp()
    self.client_id = "C.0000000000000001"

    with test_lib.FakeTime(test_lib.FIXED_TIME):
      fixture_test_lib.ClientFixture(self.client_id)

    self.RequestAndGrantClientApproval(self.client_id)

    self._WriteClientSnapshot(
        gui_test_lib.TIME_0, "6.1.7000", "Hostname T0", 4294967296
    )
    self._WriteClientSnapshot(
        gui_test_lib.TIME_1, "6.1.8000", "Hostname T1", 8589934592
    )
    self._WriteClientSnapshot(
        gui_test_lib.TIME_2, "7.0.0000", "Hostname T2", 12884901888
    )

  def testClickingOnInterrogateStartsInterrogateFlow(self):
    self.Open("/legacy#/clients/%s" % self.client_id)

    # A click on the Interrogate button starts a flow, disables the button and
    # shows a loading icon within the button.
    self.Click("css=button:contains('Interrogate'):not([disabled])")
    self.WaitUntil(
        self.IsElementPresent, "css=button:contains('Interrogate')[disabled]"
    )
    self.WaitUntil(
        self.IsElementPresent, "css=button:contains('Interrogate') i"
    )

    # Get the started flow and finish it, this will re-enable the button.
    flow_test_lib.FinishAllFlowsOnClient(
        self.client_id, check_flow_errors=False
    )

    self.WaitUntilNot(
        self.IsElementPresent, "css=button:contains('Interrogate')[disabled]"
    )

    # Check if an Interrogate flow was started.
    self.Click("css=a[grrtarget='client.flows']")
    self.Click("css=td:contains('Interrogate')")
    self.WaitUntilContains(
        discovery.Interrogate.__name__,
        self.GetText,
        "css=table td.proto_key:contains('Flow name') ~ td.proto_value",
    )

  def testChangingVersionDropdownChangesClientInformation(self):
    self.Open("/legacy#/clients/%s" % self.client_id)

    # Check that the newest version is selected.
    self.WaitUntilContains(
        gui_test_lib.DateString(gui_test_lib.TIME_2),
        self.GetText,
        "css=.version-dropdown > option[selected]",
    )
    self.WaitUntil(self.IsTextPresent, "Hostname T2")
    self.WaitUntil(self.IsTextPresent, "12GiB")

    self.Click(
        'css=select.version-dropdown > option:contains("%s")'
        % gui_test_lib.DateString(gui_test_lib.TIME_1)
    )
    self.WaitUntil(self.IsTextPresent, "Hostname T1")
    self.WaitUntil(self.IsTextPresent, "6.1.8000")
    self.WaitUntil(self.IsTextPresent, "8GiB")
    self.WaitUntil(self.IsTextPresent, "Newer Version available")

    # Also the details show the selected version.
    self.Click("css=label:contains('Full details')")
    self.WaitUntil(self.IsTextPresent, "Hostname T1")
    self.WaitUntil(self.IsTextPresent, "6.1.8000")
    self.WaitUntil(self.IsTextPresent, "8GiB")

    # Check that changing the version does not change the view, i.e. that
    # we are still in the full details view.
    self.Click(
        'css=select.version-dropdown > option:contains("%s")'
        % gui_test_lib.DateString(gui_test_lib.TIME_0)
    )
    self.WaitUntil(self.IsTextPresent, "Hostname T0")
    self.WaitUntil(self.IsTextPresent, "6.1.7000")
    self.WaitUntil(self.IsTextPresent, "4GiB")

  def testClickingOnHistoryButtonOpensAttributeHistoryDialog(self):
    self.Open("/legacy#/clients/" + self.client_id)

    # Wait until client information appears and click on 'Full details' button.
    self.WaitUntil(self.IsTextPresent, "Hostname T2")
    self.Click("css=label:contains('Full details')")

    self.MoveMouseTo(
        "css=tr:contains('Os info') tr:contains('Fqdn') td.proto_key"
    )
    self.Click(
        "css=tr:contains('Os info') tr:contains('Fqdn') .proto_history button"
    )

    self.WaitUntil(
        self.IsElementPresent, "css=h4:contains('os_info.fqdn history')"
    )
    # Check that hostnames are listed in the right order.
    self.WaitUntil(
        self.IsElementPresent,
        "css=tr:contains('Hostname T2') ~ "
        "tr:contains('Hostname T1') ~ "
        "tr:contains('Hostname T0')",
    )

    # Check that the dialog is successfully closed.
    self.Click(
        "css=grr-host-history-dialog .modal-footer button:contains('Close')"
    )
    self.WaitUntilNot(
        self.IsElementPresent, "css=h4:contains('os_info.node history')"
    )

  WARNINGS_OPTION = rdf_config.AdminUIClientWarningsConfigOption(
      rules=[
          rdf_config.AdminUIClientWarningRule(
              with_labels=["blah"], message="*a big warning message*"
          )
      ]
  )

  def testSidebarWarningIsNotShownIfClientHasNoLabels(self):
    with test_lib.ConfigOverrider(
        {"AdminUI.client_warnings": self.WARNINGS_OPTION}
    ):
      self.Open("/legacy#/clients/" + self.client_id)

      self.WaitUntil(
          self.IsElementPresent,
          "css=grr-client-summary:contains('Hostname T2')",
      )
      self.WaitUntilNot(
          self.IsElementPresent,
          "css=div.danger em:contains('a big warning message')",
      )

  def testSidebarWarningIsNotShownIfClientHasNonMatchingLabels(self):
    self.AddClientLabel(self.client_id, self.test_username, "another")

    with test_lib.ConfigOverrider(
        {"AdminUI.client_warnings": self.WARNINGS_OPTION}
    ):
      self.Open("/legacy#/clients/" + self.client_id)

      self.WaitUntil(
          self.IsElementPresent,
          "css=grr-client-summary:contains('Hostname T2')",
      )
      self.WaitUntilNot(
          self.IsElementPresent,
          "css=div.danger em:contains('a big warning message')",
      )

  def testSidebarWarningIsShownIfClientMatchesLabels(self):
    self.AddClientLabel(self.client_id, self.test_username, "blah")

    with test_lib.ConfigOverrider(
        {"AdminUI.client_warnings": self.WARNINGS_OPTION}
    ):
      self.Open("/legacy#/clients/" + self.client_id)

      self.WaitUntil(
          self.IsElementPresent,
          "css=div.alert-danger em:contains('a big warning message')",
      )


if __name__ == "__main__":
  app.run(test_lib.main)