# Copyright 2017 The Bazel Authors. All rights reserved.
#
# 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.
"""packages.bzl contains definitions of functions that return packages.

Uses package_names.bzl to resolve packages needed for
tools installed in different containers.
"""

load(
    "@jessie_ca_certs_package_bundle//file:packages.bzl",
    ca_certs_packages = "packages",
)
load(
    "@jessie_package_bundle//file:packages.bzl",
    jessie_packages = "packages",
)
load(
    ":package_names.bzl",
    "jessie_tools",
    "tool_names",
)

def get_jessie_packages(pkg_list):
    """Common function for getting jessie packages."""
    return [jessie_packages[p] for p in pkg_list]

def base_layer_packages():
    """Base packages for fully loaded toolchain."""
    base_tools = [
        tool_names.binutils,
        tool_names.curl,
        tool_names.ed,
        tool_names.file,
        tool_names.git,
        tool_names.less,
        tool_names.netcat,
        tool_names.openssh_client,
        tool_names.patch,
        tool_names.wget,
        tool_names.zip,
    ]
    packages = []
    for tool in base_tools:
        packages.extend(get_jessie_packages(jessie_tools()[tool]))
    return depset(packages).to_list()

def clang_layer_packages():
    """Packages for the clang layer."""
    clang_tools = [
        tool_names.binutils,
        tool_names.lib_cpp,
    ]
    packages = []
    for tool in clang_tools:
        packages.extend(get_jessie_packages(jessie_tools()[tool]))
    return depset(packages).to_list()

def python_layer_packages():
    """Packages for the python layer."""
    python_tools = [
        tool_names.python_dev,
        tool_names.python_numpy,
        tool_names.python_pip,
        tool_names.python3_dev,
        tool_names.python3_numpy,
        tool_names.python3_pip,
    ]
    packages = []
    for tool in python_tools:
        packages.extend(get_jessie_packages(jessie_tools()[tool]))
    return depset(packages).to_list()

def java_layer_packages():
    """Packages for the java layer."""
    java_tools = [
        tool_names.java_no_ca_certs,
    ]
    packages = []
    for tool in java_tools:
        packages.extend(get_jessie_packages(jessie_tools()[tool]))
    packages.append(ca_certs_packages["ca-certificates-java"])
    return depset(packages).to_list()