#!/bin/bash

# Copyright 2017 The Kubernetes Authors.
#
# 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.

set -o errexit
set -o nounset
set -o pipefail

ARGC=$#

if [ $# -ne 2 ]; then
    echo "Usage:"
    echo "  $(basename ${0}) OUTPUT_DIR SETTING_FILE_PATH"
    echo "    Setting file should define KUBERNETES_BRANCH, CLIENT_VERSION, and PACKAGE_NAME"
    echo "    Setting file can define an optional USERNAME if you're working on a fork"
    echo "    Setting file can define an optional REPOSITORY if you're working on a ecosystem project"
    exit 1
fi


OUTPUT_DIR=$1
SETTING_FILE=$2
mkdir -p "${OUTPUT_DIR}"

SCRIPT_ROOT=$(dirname "${BASH_SOURCE}")
pushd "${SCRIPT_ROOT}" > /dev/null
SCRIPT_ROOT=`pwd`
popd > /dev/null

pushd "${OUTPUT_DIR}" > /dev/null
OUTPUT_DIR=`pwd`
popd > /dev/null

source "${SCRIPT_ROOT}/openapi-generator/client-generator.sh"
source "${SETTING_FILE}"
OPENAPI_GENERATOR_COMMIT="${OPENAPI_GENERATOR_COMMIT:-v4.3.0}"

CLIENT_LANGUAGE=python; \
CLEANUP_DIRS=(client/api client/apis client/models docs test); \
kubeclient::generator::generate_client "${OUTPUT_DIR}"

echo "--- Patching generated code..."

# Post-processing of the generated Python wrapper.
find "${OUTPUT_DIR}/test" -type f -name \*.py -exec sed -i 's/\bclient/kubernetes.client/g' {} +
find "${OUTPUT_DIR}" -path "${OUTPUT_DIR}/base" -prune -o -type f -a -name \*.md -exec sed -i 's/\bclient/kubernetes.client/g' {} +
find "${OUTPUT_DIR}" -path "${OUTPUT_DIR}/base" -prune -o -type f -a -name \*.md -exec sed -i 's/kubernetes.client-python/client-python/g' {} +
find "${OUTPUT_DIR}" -path "${OUTPUT_DIR}/base" -prune -o -type f -a -name \*.md -exec sed -i 's/kubernetes-kubernetes.client/kubernetes-client/g' {} +

# fix imports
if [ "${PACKAGE_NAME}" = client ]; then
    find "${OUTPUT_DIR}/client/" -type f -name \*.py -exec sed -i 's/import client\./import kubernetes.client./g' {} +
    find "${OUTPUT_DIR}/client/" -type f -name \*.py -exec sed -i 's/from client/from kubernetes.client/g' {} +
    find "${OUTPUT_DIR}/client/" -type f -name \*.py -exec sed -i 's/getattr(client\.models/getattr(kubernetes.client.models/g' {} +
fi

echo "---Done."