# 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/.

from __future__ import absolute_import, print_function, unicode_literals

import copy

from taskgraph.transforms.base import TransformSequence
from taskgraph.util.declarative_artifacts import get_geckoview_upstream_artifacts
from taskgraph.util.taskcluster import get_artifact_prefix


transforms = TransformSequence()


MOZ_ANDROID_FAT_AAR_ENV_MAP = {
    "android-api-16-shippable": "MOZ_ANDROID_FAT_AAR_ARMEABI_V7A",
    "android-aarch64-shippable": "MOZ_ANDROID_FAT_AAR_ARM64_V8A",
    "android-x86-shippable": "MOZ_ANDROID_FAT_AAR_X86",
    "android-x86_64-shippable": "MOZ_ANDROID_FAT_AAR_X86_64",
    "android-api-16-opt": "MOZ_ANDROID_FAT_AAR_ARMEABI_V7A",
    "android-aarch64-opt": "MOZ_ANDROID_FAT_AAR_ARM64_V8A",
    "android-x86-opt": "MOZ_ANDROID_FAT_AAR_X86",
    "android-x86_64-opt": "MOZ_ANDROID_FAT_AAR_X86_64",
}


@transforms.add
def set_fetches_and_locations(config, jobs):
    """Set defaults, including those that differ per worker implementation"""
    for job in jobs:
        dependencies = copy.deepcopy(job["dependencies"])

        for platform, label in dependencies.items():
            job["dependencies"] = {"build": label}

            aar_location = _get_aar_location(config, job, platform)
            prefix = get_artifact_prefix(job)
            if not prefix.endswith("/"):
                prefix = prefix + "/"
            if aar_location.startswith(prefix):
                aar_location = aar_location[len(prefix) :]

            job.setdefault("fetches", {}).setdefault(platform, []).append(
                {
                    "artifact": aar_location,
                    "extract": False,
                }
            )

            aar_file_name = aar_location.split("/")[-1]
            env_var = MOZ_ANDROID_FAT_AAR_ENV_MAP[platform]
            job["worker"]["env"][env_var] = aar_file_name

        job["dependencies"] = dependencies

        yield job


def _get_aar_location(config, job, platform):
    artifacts_locations = get_geckoview_upstream_artifacts(
        config, job, platform=platform
    )
    aar_locations = [
        path for path in artifacts_locations[0]["paths"] if path.endswith(".aar")
    ]
    if len(aar_locations) != 1:
        raise ValueError(
            "Only a single AAR must be given. Got: {}".format(aar_locations)
        )

    return aar_locations[0]