# ====================================================================================
# Setup Project

PROJECT_NAME := provider-gcp
PROJECT_REPO := github.com/crossplane/$(PROJECT_NAME)

PLATFORMS ?= linux_amd64 linux_arm64
# -include will silently skip missing files, which allows us
# to load those files with a target in the Makefile. If only
# "include" was used, the make command would fail and refuse
# to run a target until the include commands succeeded.
-include build/makelib/common.mk

# ====================================================================================
# Setup Output

-include build/makelib/output.mk

# ====================================================================================
# Setup Go

# Set a sane default so that the nprocs calculation below is less noisy on the initial
# loading of this file
NPROCS ?= 1

# each of our test suites starts a kube-apiserver and running many test suites in
# parallel can lead to high CPU utilization. by default we reduce the parallelism
# to half the number of CPU cores.
GO_TEST_PARALLEL := $(shell echo $$(( $(NPROCS) / 2 )))

GO_STATIC_PACKAGES = $(GO_PROJECT)/cmd/provider
GO_LDFLAGS += -X $(GO_PROJECT)/pkg/version.Version=$(VERSION)
GO_SUBDIRS += cmd pkg apis
GO111MODULE = on
-include build/makelib/golang.mk

# ====================================================================================
# Setup Kubernetes tools

-include build/makelib/k8s_tools.mk

# ====================================================================================
# Setup Images

DOCKER_REGISTRY = crossplane
IMAGES = provider-gcp provider-gcp-controller
-include build/makelib/image.mk

# ====================================================================================
# Targets

# run `make help` to see the targets and options

# We want submodules to be set up the first time `make` is run.
# We manage the build/ folder and its Makefiles as a submodule.
# The first time `make` is run, the includes of build/*.mk files will
# all fail, and this target will be run. The next time, the default as defined
# by the includes will be run instead.
fallthrough: submodules
	@echo Initial setup complete. Running make again . . .
	@make

# Generate a coverage report for cobertura applying exclusions on
# - generated file
cobertura:
	@cat $(GO_TEST_OUTPUT)/coverage.txt | \
		grep -v zz_generated.deepcopy | \
		$(GOCOVER_COBERTURA) > $(GO_TEST_OUTPUT)/cobertura-coverage.xml

crds.clean:
	@$(INFO) cleaning generated CRDs
	@find package/crds -name *.yaml -exec sed -i.sed -e '1,2d' {} \; || $(FAIL)
	@find package/crds -name *.yaml.sed -delete || $(FAIL)
	@$(OK) cleaned generated CRDs

generate: crds.clean

# Ensure a PR is ready for review.
reviewable: generate lint
	@go mod tidy

# Ensure branch is clean.
check-diff: reviewable
	@$(INFO) checking that branch is clean
	@test -z "$$(git status --porcelain)" || $(FAIL)
	@$(OK) branch is clean

# integration tests
e2e.run: test-integration

# Run integration tests.
test-integration: $(KIND) $(KUBECTL) $(HELM3)
	@$(INFO) running integration tests using kind $(KIND_VERSION)
	@$(ROOT_DIR)/cluster/local/integration_tests.sh || $(FAIL)
	@$(OK) integration tests passed

# Update the submodules, such as the common build scripts.
submodules:
	@git submodule sync
	@git submodule update --init --recursive

# This is for running out-of-cluster locally, and is for convenience. Running
# this make target will print out the command which was used. For more control,
# try running the binary directly with different arguments.
run: go.build
	@$(INFO) Running Crossplane locally out-of-cluster . . .
	@# To see other arguments that can be provided, run the command with --help instead
	$(GO_OUT_DIR)/$(PROJECT_NAME) --debug

dev: $(KIND) $(KUBECTL)
	@$(INFO) Creating kind cluster
	@$(KIND) create cluster --name=provider-gcp-dev
	@$(KUBECTL) cluster-info --context kind-provider-gcp-dev
	@$(INFO) Installing Crossplane CRDs
	@$(KUBECTL) apply -k https://github.com/crossplane/crossplane//cluster?ref=master
	@$(INFO) Installing Provider GCP CRDs
	@$(KUBECTL) apply -f $(CRD_DIR) -R
	@$(INFO) Starting Provider GCP controllers
	@$(GO) run cmd/provider/main.go --debug

dev-clean: $(KIND) $(KUBECTL)
	@$(INFO) Deleting kind cluster
	@$(KIND) delete cluster --name=provider-gcp-dev

manifests:
	@$(INFO) Deprecated. Run make generate instead.

.PHONY: cobertura reviewable submodules fallthrough test-integration run crds.clean manifests dev dev-clean

# ====================================================================================
# Special Targets

define CROSSPLANE_MAKE_HELP
Crossplane Targets:
    cobertura             Generate a coverage report for cobertura applying exclusions on generated files.
    reviewable            Ensure a PR is ready for review.
    submodules            Update the submodules, such as the common build scripts.
    run                   Run crossplane locally, out-of-cluster. Useful for development.

endef
# The reason CROSSPLANE_MAKE_HELP is used instead of CROSSPLANE_HELP is because the crossplane
# binary will try to use CROSSPLANE_HELP if it is set, and this is for something different.
export CROSSPLANE_MAKE_HELP

crossplane.help:
	@echo "$$CROSSPLANE_MAKE_HELP"

help-special: crossplane.help

.PHONY: crossplane.help help-special
