#
# Copyright 2018 the original author or 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 default shell
SHELL = bash -e -o pipefail

# Variables
VERSION                  ?= $(shell cat VERSION)

## Docker related
DOCKER_REGISTRY          ?=
DOCKER_REPOSITORY        ?=
DOCKER_BUILD_ARGS        ?=
DOCKER_TAG               ?= ${VERSION}
IMAGENAME                := ${DOCKER_REGISTRY}${DOCKER_REPOSITORY}voltha-python-base:${DOCKER_TAG}

## Docker labels. Only set ref and commit date if committed
DOCKER_LABEL_VCS_URL     ?= $(shell git remote get-url $(shell git remote))
DOCKER_LABEL_BUILD_DATE  ?= $(shell date -u "+%Y-%m-%dT%H:%M:%SZ")
DOCKER_LABEL_COMMIT_DATE = $(shell git show -s --format=%cd --date=iso-strict HEAD)

ifeq ($(shell git ls-files --others --modified --exclude-standard 2>/dev/null | wc -l | sed -e 's/ //g'),0)
  DOCKER_LABEL_VCS_REF = $(shell git rev-parse HEAD)
else
  DOCKER_LABEL_VCS_REF = $(shell git rev-parse HEAD)+dirty
endif

.PHONY: docker-build

# This should to be the first and default target in this Makefile
help:
	@echo "Usage: make [<target>]"
	@echo "where available targets are:"
	@echo
	@echo "docker-build      : Build the ubuntu python base docker image"
	@echo "help              : Print this help"
	@echo "docker-push       : Push the docker images to an external repository"
	@echo


## Docker targets

build: docker-build

# only test is that the docker container builds
test: docker-build

docker-build:
	docker build $(DOCKER_BUILD_ARGS) \
    -t ${IMAGENAME} \
    --build-arg org_label_schema_version="${VERSION}" \
    --build-arg org_label_schema_vcs_url="${DOCKER_LABEL_VCS_URL}" \
    --build-arg org_label_schema_vcs_ref="${DOCKER_LABEL_VCS_REF}" \
    --build-arg org_label_schema_build_date="${DOCKER_LABEL_BUILD_DATE}" \
    --build-arg org_opencord_vcs_commit_date="${DOCKER_LABEL_COMMIT_DATE}" \
    -f Dockerfile .

docker-push:
	docker push ${IMAGENAME}

# end file