#    Copyright 2014-2016 ARM Limited
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

import os
import logging
import re
import time

from wlauto import AndroidUiAutoBenchmark, Parameter


class Reader(AndroidUiAutoBenchmark):

    activity = 'com.adobe.reader.AdobeReader'
    name = 'reader'
    package = 'com.adobe.reader'
    view = [package+'/com.adobe.reader.help.AROnboardingHelpActivity',
            package+'/com.adobe.reader.viewer.ARSplitPaneActivity',
            package+'/com.adobe.reader.viewer.ARViewerActivity']
    description = """
    A workload to perform standard productivity tasks within Adobe Reader.

    The workload carries out various tasks, such as opening PDF documents,
    scrolling and searching through them, whilst also producing metrics for
    action completion times.
    """

    parameters = [
        Parameter('dumpsys_enabled', kind=bool, default=True,
                  description="""
                  If ``True``, dumpsys captures will be carried out during the
                  test run.  The output is piped to log files which are then
                  pulled from the phone.
                  """),
        Parameter('email', kind=str, default="email@gmail.com",
                  description="""
                  Email account used to register with Adobe online services.
                  """),
        Parameter('password', kind=str, default="password",
                  description="""
                  Password for Adobe online services.
                  """),
    ]

    instrumentation_log = ''.join([name, '_instrumentation.log'])

    def validate(self):
        super(Reader, self).validate()
        self.output_file = os.path.join(self.device.working_directory, self.instrumentation_log)
        self.uiauto_params['package'] = self.package
        self.uiauto_params['output_dir'] = self.device.working_directory
        self.uiauto_params['output_file'] = self.output_file
        self.uiauto_params['email'] = self.email
        self.uiauto_params['password'] = self.password
        self.uiauto_params['dumpsys_enabled'] = self.dumpsys_enabled

    def setup(self, context):
        super(Reader, self).setup(context)

        self.reader_local_dir = self.device.path.join(self.device.external_storage_directory,
                                                      'Android/data/com.adobe.reader/files/')

        for file in os.listdir(self.dependencies_directory):
            if file.endswith(".pdf"):
                self.device.push_file(os.path.join(self.dependencies_directory, file),
                                      os.path.join(self.reader_local_dir, file), timeout=300)

    def update_result(self, context):
        super(Reader, self).update_result(context)

        self.device.pull_file(self.output_file, context.output_directory)
        result_file = os.path.join(context.output_directory, self.instrumentation_log)

        with open(result_file, 'r') as wfh:
            regex = re.compile(r'(?P<key>\w+)\s+(?P<value1>\d+)\s+(?P<value2>\d+)\s+(?P<value3>\d+)')
            for line in wfh:
                match = regex.search(line)
                if match:
                    context.result.add_metric((match.group('key') + "_start"),
                                              match.group('value1'))
                    context.result.add_metric((match.group('key') + "_finish"),
                                              match.group('value2'))
                    context.result.add_metric((match.group('key') + "_duration"),
                                              match.group('value3'))

    def teardown(self, context):
        super(Reader, self).teardown(context)
        for file in self.device.listdir(self.reader_local_dir):
            if file.endswith(".pdf"):
                self.device.delete_file(os.path.join(self.reader_local_dir, file))

        for file in self.device.listdir(self.device.working_directory):
            if file.endswith(".log"):
                self.device.pull_file(os.path.join(self.device.working_directory, file), context.output_directory)
                self.device.delete_file(os.path.join(self.device.working_directory, file))