#!/usr/bin/env python3
# Copyright 2022 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""Create a wrapper script to run a test apk using apk_operations.py."""

import argparse
import os
import string
import sys

from util import build_utils

SCRIPT_TEMPLATE = string.Template("""\
#!/usr/bin/env vpython3
#
# This file was generated by build/android/gyp/create_test_apk_wrapper_script.py

import os
import sys

def main():
  script_directory = os.path.dirname(__file__)
  resolve = lambda p: p if p is None else os.path.abspath(os.path.join(
      script_directory, p))
  sys.path.append(resolve(${WRAPPED_SCRIPT_DIR}))
  import apk_operations

  additional_apk_paths = [resolve(p) for p in ${ADDITIONAL_APKS}]
  apk_operations.RunForTestApk(
      output_directory=resolve(${OUTPUT_DIR}),
      package_name=${PACKAGE_NAME},
      test_apk_path=resolve(${TEST_APK}),
      test_apk_json=resolve(${TEST_APK_JSON}),
      proguard_mapping_path=resolve(${MAPPING_PATH}),
      additional_apk_paths=additional_apk_paths)

if __name__ == '__main__':
  sys.exit(main())
""")


def main(args):
    args = build_utils.ExpandFileArgs(args)
    parser = argparse.ArgumentParser()
    parser.add_argument(
        '--script-output-path',
        required=True,
        help='Output path for executable script.',
    )
    parser.add_argument('--package-name', required=True)
    parser.add_argument('--test-apk')
    parser.add_argument('--test-apk-incremental-install-json')
    parser.add_argument('--proguard-mapping-path')
    parser.add_argument(
        '--additional-apk',
        action='append',
        dest='additional_apks',
        default=[],
        help='Paths to APKs to be installed prior to --apk-path.',
    )
    args = parser.parse_args(args)

    def relativize(path):
        """Returns the path relative to the output script directory."""
        if path is None:
            return path
        return os.path.relpath(path, os.path.dirname(args.script_output_path))

    wrapped_script_dir = os.path.join(os.path.dirname(__file__), os.path.pardir)
    wrapped_script_dir = relativize(wrapped_script_dir)
    with open(args.script_output_path, 'w', encoding='utf-8') as script:
        script_dict = {
            'WRAPPED_SCRIPT_DIR': repr(wrapped_script_dir),
            'OUTPUT_DIR': repr(relativize('.')),
            'PACKAGE_NAME': repr(args.package_name),
            'TEST_APK': repr(relativize(args.test_apk)),
            'TEST_APK_JSON': repr(
                relativize(args.test_apk_incremental_install_json)
            ),
            'MAPPING_PATH': repr(relativize(args.proguard_mapping_path)),
            'ADDITIONAL_APKS': [relativize(p) for p in args.additional_apks],
        }
        script.write(SCRIPT_TEMPLATE.substitute(script_dict))
    os.chmod(args.script_output_path, 0o750)
    return 0


if __name__ == '__main__':
    sys.exit(main(sys.argv[1:]))