#!/bin/bash

# Copyright 2015 The Kubernetes 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.

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

KUBE_ROOT=$(dirname "${BASH_SOURCE}")/..
source "${KUBE_ROOT}/hack/lib/init.sh"

kube::golang::setup_env

function generate_version() {
	local groupVersion=$1
	local TMPFILE="/tmp/types_swagger_doc_generated.$(date +%s).go"

	echo "Generating swagger type docs for ${groupVersion}"

	sed 's/YEAR/2015/' hack/boilerplate/boilerplate.go.txt > $TMPFILE
  echo "package ${groupVersion##*/}" >> $TMPFILE
	cat >> $TMPFILE <<EOF

// This file contains a collection of methods that can be used from go-resful to
// generate Swagger API documentation for its models. Please read this PR for more
// information on the implementation: https://github.com/emicklei/go-restful/pull/215
//
// TODOs are ignored from the parser. (e.g. TODO(andronat):... || TODO:...) iff
// are on one line! For multiple line or blocks that you want to ignore use ---.
// Any context after a --- is ignored.
//
// Those methods can be generated by using hack/update-generated-swagger-docs.sh

// AUTO-GENERATED FUNCTIONS START HERE
EOF

	GOPATH=$(godep path):$GOPATH go run cmd/genswaggertypedocs/swagger_type_docs.go -s "pkg/${groupVersion}/types.go" -f - >>  $TMPFILE

	echo "// AUTO-GENERATED FUNCTIONS END HERE" >> $TMPFILE

	gofmt -w -s $TMPFILE
	mv $TMPFILE "pkg/${groupVersion}/types_swagger_doc_generated.go"
}

GROUP_VERSIONS="api/v1 expapi/v1"
# To avoid compile errors, remove the currently existing files.
for groupVersion in $GROUP_VERSIONS; do
	rm -f "pkg/${groupVersion}/types_swagger_doc_generated.go"
done
for groupVersion in $GROUP_VERSIONS; do
	generate_version "${groupVersion}"
done

"${KUBE_ROOT}/hack/update-swagger-spec.sh"