# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
# vim: set filetype=python:
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.

# Ensure Android SDK and build-tools versions depending on mobile target.


@depends(host, toolchains_base_dir, "--help")
@imports(_from="os.path", _import="isdir")
def default_android_sdk_root(host, toolchains_base_dir, _):
    sdk_basename = {
        "Darwin": "android-sdk-macosx",
        "Linux": "android-sdk-linux",
        "WINNT": "android-sdk-windows",
    }.get(host.kernel, "android-sdk")
    for sdk_basename in (sdk_basename, "android-sdk"):
        path = os.path.join(toolchains_base_dir, sdk_basename)
        if isdir(path):
            return path


option(
    "--with-android-sdk",
    nargs=1,
    default=default_android_sdk_root,
    help="location where the Android SDK can be found (like ~/.mozbuild/android-sdk-linux){|}",
)


@depends("--with-android-sdk")
@imports(_from="os.path", _import="isdir")
def android_sdk_root(value):
    if value:
        if not isdir(value[0]):
            die(
                "The path you specified with --with-android-sdk (%s) is not "
                "a directory" % value[0]
            )
        return value[0]

    die(
        "You must specify --with-android-sdk=/path/to/sdk when targeting Android, "
        "or try |mach bootstrap|."
    )


@depends("--enable-geckoview-lite")
def android_sdk_version(geckoview_lite):
    # We support Android SDK version 21 and up by default (16 in lite mode).
    # See the --enable-android-min-sdk option below.
    #
    # Warning: Before increasing the with-android-min-sdk value, please note several places in
    # and out of tree have to be changed. Otherwise, places like Treeherder or archive.mozilla.org
    # will advertise a bad API level. This may confuse people. As an example, please look at
    # bug 1384482.
    # If you think you can't handle the whole set of changes, please reach out to the Release
    # Engineering team.
    return namespace(
        build_tools_version="33.0.1",
        target_sdk_version="33",
        min_sdk_version="16" if geckoview_lite else "21",
    )


option(
    "--with-android-min-sdk",
    default=android_sdk_version.min_sdk_version,
    help="Impose a minimum Firefox for Android SDK version",
)


@depends("--with-android-min-sdk", android_sdk_version.target_sdk_version)
@imports(_from="__builtin__", _import="ValueError")
def valid_android_min_sdk(min_sdk_version, target_sdk_version):
    if not min_sdk_version:
        die("--without-android-min-sdk is not a valid option")
    try:
        if int(min_sdk_version[0]) > int(target_sdk_version):
            die(
                "--with-android-min-sdk is expected to be less than {}".format(
                    target_sdk_version
                )
            )
    except ValueError:
        die("--with-android-min-sdk takes a numerical value")
    return min_sdk_version[0]


set_config("MOZ_ANDROID_MIN_SDK_VERSION", valid_android_min_sdk)


@depends(android_sdk_root, android_sdk_version)
@checking("for Android build-tools")
@imports(_from="os.path", _import="exists")
@imports(_from="os.path", _import="isdir")
def android_build_tools(sdk_root, sdk_version):
    android_build_tools_base = os.path.join(sdk_root, "build-tools")
    version = sdk_version.build_tools_version
    if isdir(os.path.join(android_build_tools_base, version)):
        tools = os.path.join(android_build_tools_base, version)
        for zipalign in ("zipalign", "zipalign.exe"):
            if exists(os.path.join(tools, zipalign)):
                return [tools]

    die(
        "You must install the Android build-tools version %s.  "
        "Try |mach bootstrap|.  (Looked for %s/%s)"
        % (version, android_build_tools_base, version)
    )


@depends(android_sdk_root)
@checking("for Android platform-tools")
@imports(_from="os.path", _import="exists")
@imports(_from="os.path", _import="isdir")
def android_platform_tools(sdk_root):
    tools = os.path.join(sdk_root, "platform-tools")
    for adb in ("adb", "adb.exe"):
        if exists(os.path.join(tools, adb)):
            return [tools]

    die(
        "You must install the Android platform-tools.  Try |mach bootstrap|.  (Looked for %s)"
        % tools
    )


@depends(android_sdk_root)
def android_emulator_path(sdk_root):
    return [os.path.join(sdk_root, "emulator")]


@template
def check_android_tools(tool, tool_dir):
    check = check_prog(
        tool.upper(), (tool, tool + ".exe"), paths=tool_dir, allow_missing=True
    )

    @depends(check)
    def require_tool(result):
        if result is None:
            die("The program %s was not found.  Try |mach bootstrap|" % tool)
        return result

    return require_tool


check_android_tools("zipalign", android_build_tools)
check_android_tools("adb", android_platform_tools)
check_android_tools("emulator", android_emulator_path)

set_config("ANDROID_SDK_ROOT", android_sdk_root)

set_config("ANDROID_BUILD_TOOLS_VERSION", android_sdk_version.build_tools_version)
set_config("ANDROID_TARGET_SDK", android_sdk_version.target_sdk_version)