.PHONY : help init deploy test clean delete
.DEFAULT: help

# Check for .custom.mk file if exists
CUSTOM_FILE ?= .custom.mk
CUSTOM_EXAMPLE ?= .custom.mk.example
ifneq ("$(wildcard $(CUSTOM_FILE))","")
	include $(CUSTOM_FILE)
else ifneq ("$(wildcard $(CUSTOM_EXAMPLE))","")
	include $(CUSTOM_EXAMPLE)
else
$(error File `.custom.mk` doesnt exist, please create one.)
endif

help:
	@echo "init 		generate project for local development"
	@echo "deploy 		deploy solution from source"
	@echo "test 		run pre-commit checks"
	@echo "clean 		delete virtualenv and installed libraries"
	@echo "delete 		delete deployed stacks"

# Install local dependencies and git hooks
init: venv
	venv/bin/pre-commit install

deploy: package
	@printf "\n--> Deploying %s template...\n" $(STACK_NAME)
	@sam deploy \
	  --template-file ./cfn/packaged.template \
	  --stack-name $(STACK_NAME) \
	  --region $(AWS_REGION) \
	  --capabilities CAPABILITY_NAMED_IAM CAPABILITY_AUTO_EXPAND \
	  --parameter-overrides \
	  	AvailabilityZones=$(AWS_REGION)a,$(AWS_REGION)b \
	  	CreateVPNEndpoint=$(CREATE_VPN_ENDPOINT) \
		ServerCertificateArn=$(SERVER_CERT_ARN) \
		ClientCertificateArn=$(CLIENT_CERT_ARN) \
	  	DomainAdminPassword=$(DOMAIN_ADMIN_PASSWORD) \
		WorkstationAccessCIDR=$(WORKSTATION_ACCESS_CIDR) \
		WorkstationConnectionManager=$(WORKSTATION_CONNECTION_MANAGER)

package: build
	@printf "\n--> Packaging and uploading templates to the %s S3 bucket ...\n" $(BUCKET_NAME)
	@sam package \
  	--template-file ./cfn/main.template \
  	--s3-bucket $(BUCKET_NAME) \
  	--s3-prefix $(STACK_NAME) \
  	--output-template-file ./cfn/packaged.template \
  	--region $(AWS_REGION)

build:
	@printf "\n--> Building lambda_layers dependencies...\n"
	@pip install -r src/layers/PythonLayer/requirements.txt --target src/layers/PythonLayer/python --upgrade

# Package for cfn-publish CI
cfn-publish-package: build
	zip -r packaged.zip -@ < ci/include.lst

# virtualenv setup
venv: venv/bin/activate

venv/bin/activate: requirements.txt
	test -d venv || virtualenv venv
	. venv/bin/activate; pip install -Ur requirements.txt
	touch venv/bin/activate

test:
	venv/bin/pre-commit run --all-files

cfn-lint:
	@cfn-lint

cfn-nag:
	@cfn_nag_scan --input-path ./cfn --template-pattern './.*\.template' --deny-list-path ./cfn_nag_denylist.yaml

.PHONY: version
version:
	@bumpversion --dry-run --list cfn/main.template | grep current_version | sed s/'^.*='//

# Cleanup local build
clean:
	rm -rf venv
	find . -iname "*.pyc" -delete

delete:
	@printf "\n--> Deleting %s stack...\n" $(STACK_NAME)
	@sam delete \
	--stack-name $(STACK_NAME) \
	--region $(AWS_REGION) \
	--no-prompts