GOPKG=go.equinixmetal.net/infra9-metal-bridge

ROOT_DIR := $(shell dirname $(realpath $(firstword $(MAKEFILE_LIST))))
TOOLS_DIR := .tools

GO_FILES=$(shell git ls-files '*.go')

GOTOOLS_REPO = golang.org/x/tools
GOTOOLS_VERSION = v0.9.3

GOLANGCI_LINT_REPO = github.com/golangci/golangci-lint
GOLANGCI_LINT_VERSION = v1.51.2

.PHONY: all help lint test golint fix-lint unit-test coverage


help: Makefile ## Print help.
	@grep -h "##" $(MAKEFILE_LIST) | grep -v grep | sed -e 's/:.*##/#/' | column -c 2 -t -s#

all: lint test  ## Lints and tests.

lint: golint  ## Runs all lint checks.

golint: | $(TOOLS_DIR)/golangci-lint  ## Runs Go lint checks.
	@echo Linting Go files...
	@$(TOOLS_DIR)/golangci-lint run --timeout=5m

fix-lint: $(GO_FILES) | $(TOOLS_DIR)/goimports  ## Runs goimports on all go files.
	@echo Linting go files...
	@$(TOOLS_DIR)/goimports -w -local $(GOPKG) $^

test: | unit-test  ## Regenerate files and run unit tests.

unit-test:  ## Runs unit tests.
	@echo Running unit tests...
	@go test -timeout 30s -cover -short ./...

coverage:  ## Generates a test coverage report.
	@echo Generating coverage report...
	@go test -timeout 30s ./... -coverprofile=coverage.out -covermode=atomic
	@go tool cover -func=coverage.out
	@go tool cover -html=coverage.out

bin:  ## Builds the binary
	@echo Building binary
	@go build -o infra9-metal-bridge ./main.go

# Tools setup
$(TOOLS_DIR):
	mkdir -p $(TOOLS_DIR)

$(TOOLS_DIR)/goimports: | $(TOOLS_DIR)
	@echo "Installing $(GOTOOLS_REPO)/cmd/goimports@$(GOTOOLS_VERSION)"
	@GOBIN=$(ROOT_DIR)/$(TOOLS_DIR) go install $(GOTOOLS_REPO)/cmd/goimports@$(GOTOOLS_VERSION)

$(TOOLS_DIR)/golangci-lint: | $(TOOLS_DIR)
	@echo "Installing $(GOLANGCI_LINT_REPO)/cmd/golangci-lint@$(GOLANGCI_LINT_VERSION)"
	@GOBIN=$(ROOT_DIR)/$(TOOLS_DIR) go install $(GOLANGCI_LINT_REPO)/cmd/golangci-lint@$(GOLANGCI_LINT_VERSION)
	$@ version
	$@ linters