BINARIES     := maglevd maglevc
MODULE       := git.ipng.ch/ipng/vpp-maglev
PROTO_DIR    := proto
PROTO_FILE   := $(PROTO_DIR)/maglev.proto
GEN_FILES    := internal/grpcapi/maglev.pb.go internal/grpcapi/maglev_grpc.pb.go

NATIVE_ARCH  := $(shell go env GOARCH)
VERSION      := 0.1.1
COMMIT_HASH  := $(shell git rev-parse --short HEAD 2>/dev/null || echo unknown)
DATE         := $(shell date -u +%Y-%m-%dT%H:%M:%SZ)
LDFLAGS      := -X '$(MODULE)/cmd.version=$(VERSION)' \
                -X '$(MODULE)/cmd.commit=$(COMMIT_HASH)' \
                -X '$(MODULE)/cmd.date=$(DATE)'

TEST ?= tests/

.PHONY: all build build-amd64 build-arm64 test proto lint fixstyle pkg-deb robot-test clean

all: build

build: $(GEN_FILES)
	mkdir -p build/$(NATIVE_ARCH)
	go build -ldflags "$(LDFLAGS)" -o build/$(NATIVE_ARCH)/maglevd ./cmd/maglevd/
	go build -ldflags "$(LDFLAGS)" -o build/$(NATIVE_ARCH)/maglevc ./cmd/maglevc/

build-amd64: $(GEN_FILES)
	mkdir -p build/amd64
	GOOS=linux GOARCH=amd64 go build -ldflags "$(LDFLAGS)" -o build/amd64/maglevd ./cmd/maglevd/
	GOOS=linux GOARCH=amd64 go build -ldflags "$(LDFLAGS)" -o build/amd64/maglevc ./cmd/maglevc/

build-arm64: $(GEN_FILES)
	mkdir -p build/arm64
	GOOS=linux GOARCH=arm64 go build -ldflags "$(LDFLAGS)" -o build/arm64/maglevd ./cmd/maglevd/
	GOOS=linux GOARCH=arm64 go build -ldflags "$(LDFLAGS)" -o build/arm64/maglevc ./cmd/maglevc/

pkg-deb: build-amd64 build-arm64
	debian/build-deb.sh amd64 $(VERSION) $(COMMIT_HASH)
	debian/build-deb.sh arm64 $(VERSION) $(COMMIT_HASH)

test: $(GEN_FILES)
	go test ./...

proto: $(GEN_FILES)

$(GEN_FILES): $(PROTO_FILE)
	protoc \
		--go_out=. --go_opt=module=$(MODULE) \
		--go-grpc_out=. --go-grpc_opt=module=$(MODULE) \
		$(PROTO_FILE)

fixstyle:
	gofmt -w .

lint:
	golangci-lint run ./...

tests/.venv: tests/requirements.txt
	python3 -m venv tests/.venv
	tests/.venv/bin/pip install -q -r tests/requirements.txt

robot-test: build tests/.venv
	tests/rf-run.sh docker $(TEST)

clean:
	rm -rf build/
	rm -f $(GEN_FILES)