#!/usr/bin/make -f

ANTLR_VERSION=4.13.1
TMP_DIR := .cache
LINT_VERSION ?= 1.60.1
TRUECLOUDLAB_LINT_VERSION ?= 0.0.7
OUTPUT_LINT_DIR ?= $(shell pwd)/bin
LINT_DIR = $(OUTPUT_LINT_DIR)/golangci-lint-$(LINT_VERSION)-v$(TRUECLOUDLAB_LINT_VERSION)

PROTOC_VERSION ?= 27.2
PROTOC_GEN_GO_VERSION ?= $(shell go list -f '{{.Version}}' -m google.golang.org/protobuf)
PROTOC_OS_VERSION=osx-x86_64
ifeq ($(shell uname), Linux)
	PROTOC_OS_VERSION=linux-x86_64
endif

BIN = bin
PROTOBUF_DIR ?= $(abspath $(BIN))/protobuf
PROTOC_DIR ?= $(PROTOBUF_DIR)/protoc-v$(PROTOC_VERSION)
PROTOC_GEN_GO_DIR ?= $(PROTOBUF_DIR)/protoc-gen-go-$(PROTOC_GEN_GO_VERSION)


.PHONY: dep imports protoc test lint help $(BIN)/protogen protoc-test

# Run tests
test: GOFLAGS ?= "-cover -count=1"
test:
	@GOFLAGS=$(GOFLAGS) go test ./...

# Reformat imports
imports:
	@echo "⇒ Processing goimports check"
	@for f in `find . -type f -name '*.go' -not -name '*.pb.go' -prune`; do \
		goimports -w $$f; \
	done

# Install protoc
protoc-install:
	@rm -rf $(PROTOBUF_DIR)
	@mkdir -p $(PROTOBUF_DIR)
	@echo "⇒ Installing protoc... "
	@wget -q -O $(PROTOBUF_DIR)/protoc-$(PROTOC_VERSION).zip 'https://github.com/protocolbuffers/protobuf/releases/download/v$(PROTOC_VERSION)/protoc-$(PROTOC_VERSION)-$(PROTOC_OS_VERSION).zip'
	@unzip -q -o $(PROTOBUF_DIR)/protoc-$(PROTOC_VERSION).zip -d $(PROTOC_DIR)
	@rm $(PROTOBUF_DIR)/protoc-$(PROTOC_VERSION).zip
	@echo "⇒ Installing protoc-gen-go..."
	@GOBIN=$(PROTOC_GEN_GO_DIR) go install -v google.golang.org/protobuf/...@$(PROTOC_GEN_GO_VERSION)


# Regenerate code for proto files
protoc:
	@if [ ! -d "$(PROTOC_DIR)" ] || [ ! -d "$(PROTOC_GEN_GO_DIR)" ]; then \
		make protoc-install; \
	fi
	# Protoc generate
	@for f in `find . -type f -name '*.proto' -not -path './bin/*' -not -path './api/util/proto/test/*'`; do \
		echo "⇒ Processing $$f "; \
		$(PROTOC_DIR)/bin/protoc \
			--proto_path=.:$(PROTOC_DIR)/include:/usr/local/include \
			--plugin=protoc-gen-go-frostfs=$(abspath ./bin/protogen) \
			--go-frostfs_out=fuzz=true:. \
			--go-frostfs_opt=paths=source_relative \
			--go-grpc_opt=require_unimplemented_servers=false \
			--go-grpc_out=. --go-grpc_opt=paths=source_relative $$f; \
	done

$(BIN)/protogen:
	@go build -v -trimpath \
		-o $(BIN)/protogen \
		./api/util/protogen

protoc-test: protoc $(BIN)/protogen
	@$(PROTOC_DIR)/bin/protoc \
			--go_out=. --go_opt=paths=source_relative \
			--plugin=protoc-gen-go-frostfs=$(abspath $(BIN)/protogen) \
			--go-frostfs_opt=Mapi/util/proto/test/test.proto=git.frostfs.info/TrueCloudLab/frostfs-sdk-go/api/util/proto/test/custom \
			--go-frostfs_opt=module=git.frostfs.info/TrueCloudLab/frostfs-sdk-go \
			--go-frostfs_out=. --go-frostfs_opt=paths=import \
			./api/util/proto/test/test.proto

# Pull go dependencies
dep:
	@printf "⇒ Download requirements: "
	@CGO_ENABLED=0 \
	go mod download && echo OK
	@printf "⇒ Tidy requirements: "
	@CGO_ENABLED=0 \
	go mod tidy -v && echo OK

# Install linters
lint-install:
	@mkdir -p $(TMP_DIR)
	@rm -rf $(TMP_DIR)/linters
	@git -c advice.detachedHead=false clone --branch v$(TRUECLOUDLAB_LINT_VERSION) https://git.frostfs.info/TrueCloudLab/linters.git $(TMP_DIR)/linters
	@@make -C $(TMP_DIR)/linters lib CGO_ENABLED=1 OUT_DIR=$(OUTPUT_LINT_DIR)
	@rm -rf $(TMP_DIR)/linters
	@rmdir $(TMP_DIR) 2>/dev/null || true
	@CGO_ENABLED=1 GOBIN=$(LINT_DIR) go install github.com/golangci/golangci-lint/cmd/golangci-lint@v$(LINT_VERSION)

# Run linters
lint:
	@if [ ! -d "$(LINT_DIR)" ]; then \
		echo "Run make lint-install"; \
		exit 1; \
	fi
	$(LINT_DIR)/golangci-lint run

# Run tests with race detection and produce coverage output
cover:
	@go test -v -race ./... -coverprofile=coverage.txt -covermode=atomic
	@go tool cover -html=coverage.txt -o coverage.html

# Reformat code
format:
	@echo "⇒ Processing gofmt check"
	@gofmt -s -w ./
	@echo "⇒ Processing goimports check"
	@goimports -w ./

policy:
	@wget -q https://www.antlr.org/download/antlr-${ANTLR_VERSION}-complete.jar -O antlr4-tool.jar
	@java -Xmx500M -cp antlr4-tool.jar org.antlr.v4.Tool -Dlanguage=Go \
	-no-listener -visitor netmap/parser/Query.g4 netmap/parser/QueryLexer.g4

# Run `make %` in truecloudlab/frostfs-sdk-go container(Golang+Java)
docker/%:
	@docker build -t truecloudlab/frostfs-sdk-go --platform linux/amd64 . > /dev/null
	@docker run --rm -t \
	-v `pwd`:/work \
	-u "$$(id -u):$$(id -g)" \
	--env HOME=/work \
	truecloudlab/frostfs-sdk-go make $*

# Synchronize tree service
sync-tree:
	@./syncTree.sh

# Show this help prompt
help:
	@echo '  Usage:'
	@echo ''
	@echo '    make <target>'
	@echo ''
	@echo '  Targets:'
	@echo ''
	@awk '/^#/{ comment = substr($$0,3) } comment && /^[a-zA-Z][a-zA-Z0-9_-]+ ?:/{ print "   ", $$1, comment }' $(MAKEFILE_LIST) | column -t -s ':' | grep -v 'IGNORE' | sort -u

# Activate pre-commit hooks
pre-commit:
	pre-commit install --hook-type pre-commit

# Deactivate pre-commit hooks
unpre-commit:
	pre-commit uninstall --hook-type pre-commit

# Run pre-commit hooks
pre-commit-run:
	@pre-commit run --all-files --hook-stage manual