Makefile

APP := github-grid-editor
DIST := dist
TARGETS := darwin/amd64 darwin/arm64 linux/amd64 linux/arm64 windows/amd64

.PHONY: build build-all archives checksums print-tag release publish clean

build:
	go build -o $(APP) .

build-all:
	@mkdir -p $(DIST)
	@set -e; \
	for target in $(TARGETS); do \
		os=$${target%/*}; \
		arch=$${target#*/}; \
		bin="$(DIST)/$(APP)-$$os-$$arch"; \
		if [ "$$os" = "windows" ]; then \
			bin="$$bin.exe"; \
		fi; \
		echo "building $$bin"; \
		GOOS=$$os GOARCH=$$arch go build -o "$$bin" .; \
	done

archives: build-all
	@set -e; \
	for target in $(TARGETS); do \
		os=$${target%/*}; \
		arch=$${target#*/}; \
		bin="$(APP)-$$os-$$arch"; \
		archive_base="$(APP)_$$os_$$arch"; \
		if [ "$$os" = "windows" ]; then \
			(cd "$(DIST)" && zip -q -j "$$archive_base.zip" "$$bin.exe"); \
		else \
			(cd "$(DIST)" && tar -czf "$$archive_base.tar.gz" "$$bin"); \
		fi; \
	done

checksums: archives
	@(cd "$(DIST)" && shasum -a 256 *.tar.gz *.zip > checksums.txt)

print-tag:
	@git fetch --tags --quiet >/dev/null 2>&1 || true; \
	tag="$(TAG)"; \
	if [ -z "$$tag" ]; then \
		latest=$$(git tag --list 'v[0-9]*.[0-9]*.[0-9]*' --sort=-version:refname | sed -n '1p'); \
		if [ -n "$$latest" ]; then \
			major=$${latest#v}; \
			major=$${major%%.*}; \
			rest=$${latest#v$$major.}; \
			minor=$${rest%%.*}; \
			tag="v$$major.$$((minor + 1)).0"; \
		else \
			tag="v0.1.0"; \
		fi; \
	fi; \
	printf '%s\n' "$$tag"

release: checksums
	@gh auth status >/dev/null
	@git fetch --tags --quiet >/dev/null 2>&1 || true; \
	tag="$(TAG)"; \
	if [ -z "$$tag" ]; then \
		latest=$$(git tag --list 'v[0-9]*.[0-9]*.[0-9]*' --sort=-version:refname | sed -n '1p'); \
		if [ -n "$$latest" ]; then \
			major=$${latest#v}; \
			major=$${major%%.*}; \
			rest=$${latest#v$$major.}; \
			minor=$${rest%%.*}; \
			tag="v$$major.$$((minor + 1)).0"; \
		else \
			tag="v0.1.0"; \
		fi; \
	fi; \
	echo "creating release $$tag"; \
	gh release create "$$tag" \
		"$(DIST)"/*.tar.gz \
		"$(DIST)"/*.zip \
		"$(DIST)"/checksums.txt \
		--title "$$tag" \
		--generate-notes

publish: release

clean:
	rm -rf $(DIST) $(APP)