# ONF enodebd Makefile
#
# SPDX-FileCopyrightText: © 2020 Open Networking Foundation <support@opennetworking.org>
# SPDX-License-Identifier: Apache-2.0

# Use bash for pushd/popd, and to fail quickly.
# No -u as virtualenv activate script has undefined vars
SHELL = bash -e -o pipefail

# tooling
VIRTUALENV        ?= python3 -m venv

# all files with extensions
PYTHON_FILES      ?= $(wildcard devices/sercomm.py devices/device_utils.py devices/device_map.py)

.DEFAULT_GOAL := help
.PHONY: test lint license help

# Variables
VERSION           ?= $(shell cat VERSION)
VENV_NAME         := venv

# Docker related
DOCKER_REGISTRY   ?=
DOCKER_REPOSITORY ?=
DOCKER_BUILD_ARGS ?=
DOCKER_TAG        ?= ${VERSION}
ADAPTER_IMAGENAME ?= ${DOCKER_REGISTRY}${DOCKER_REPOSITORY}enodebd:${DOCKER_TAG}

# The default target in the Makefile
help:
	@echo "Usage: make [<target>]"
	@echo "where available targets are:"
	@echo 
	@echo "help           : Print this help"
	@echo "all            : Build the runtime environment in local machine"
	@echo "docker-build   : Build the enodebd docker image"
	@echo "test           : Run enodebd coding style tests"


docker-build:
	docker build $(DOCKER_BUILD_ARGS) -t ${ADAPTER_IMAGENAME} .

docker-push:
	docker push ${ADAPTER_IMAGENAME}

# The complete building procedure
all: venv install-protoc proto

$(VENV_NAME): requirements.txt
	$(VIRTUALENV) $@ ;\
	source ./$@/bin/activate ; set -u ;\
	python -m pip install --upgrade pip;\
	python -m pip install -r requirements.txt
	echo "To enter virtualenv, run 'source $@/bin/activate'"

install-protoc: ## Get the protobyf from GitHub
	curl -L https://github.com/protocolbuffers/protobuf/releases/download/v3.19.4/protoc-3.19.4-linux-x86_64.zip -o /opt/protoc.zip ;\
	unzip -o /opt/protoc.zip -d /opt/protobuf ;\
	ln -sf /opt/protobuf/bin/protoc /usr/bin/

proto: $(VENV_NAME) ## Compile proto definition of enodebd
	source ./$</bin/activate ; set -u ;\
	python tools/gen_protos.py proto_files/orc8r/protos \
		proto_files,proto_files/orc8r/protos/prometheus,/opt/protobuf/include proto_files . ;\
	python tools/gen_protos.py proto_files/lte/protos \
		proto_files,proto_files/orc8r/protos/prometheus,/opt/protobuf/include proto_files . ;\
	python tools/gen_prometheus_proto.py . .

license: $(VENV_NAME) ## Check license with the reuse tool
	source ./$</bin/activate ; set -u ;\
	reuse --version ;\
	reuse --root . lint

# Linting / Testing
test: flake8 pylint black ## run all standard tests

flake8: $(VENV_NAME) ## check python formatting with flake8
	source ./$</bin/activate ; set -u ;\
	flake8 --version ;\
	flake8 --max-line-length 99 --per-file-ignores="__init__.py:F401" $(PYTHON_FILES)

pylint: $(VENV_NAME) ## pylint check for python 3 compliance
	source ./$</bin/activate ; set -u ;\
	pylint --version ;\
	pylint --rcfile=pylint.ini $(PYTHON_FILES)

black: $(VENV_NAME) ## run black on python files in check mode
	source ./$</bin/activate ; set -u ;\
	black --version ;\
	black --check $(PYTHON_FILES)

blacken: $(VENV_NAME) ## run black on python files to reformat
	source ./$</bin/activate ; set -u ;\
	black --version ;\
	black $(PYTHON_FILES)