PKG_NAME := git.fernandovideira.com/FernandoJVideira/draft
# Taken from the git tag, so a build can never disagree with the release it was
# cut from: exactly `v0.2.1` on that tag, `v0.2.1-3-g1a2b3c4` three commits
# later, `dev` outside a git checkout (e.g. a source tarball). Override with
# `make build VERSION=v1.2.3`.
VERSION ?= $(shell git describe --tags --always 2>/dev/null || echo dev)
GO_SOURCES := $(shell find . -name '*.go' -not -path './assets/testdata/*')

.PHONY: version build windows win-arm linux mac prepare-embed clean

version:
	@go run -ldflags "-X ${PKG_NAME}/cmd.version=${VERSION}" ./main.go version

windows: ; @$(MAKE) build GOOS=windows GOARCH=amd64 OUTPUT=draft_windows_amd64.exe
win-arm: ; @$(MAKE) build GOOS=windows GOARCH=arm64 OUTPUT=draft_windows_arm64.exe
linux:   ; @$(MAKE) build GOOS=linux   GOARCH=amd64 OUTPUT=draft_linux_amd64
mac:     ; @$(MAKE) build GOOS=darwin  GOARCH=arm64 OUTPUT=draft_darwin_arm64

build: $(OUTPUT)

$(OUTPUT): prepare-embed-stamp $(GO_SOURCES)
	@echo "Building for $(GOOS)/$(GOARCH)..."
	@GOOS=$(GOOS) GOARCH=$(GOARCH) go build -ldflags "-X ${PKG_NAME}/cmd.version=${VERSION}" -o $(OUTPUT) ./main.go

prepare-embed-stamp:
	@git submodule update --init --recursive
	@mkdir -p assets/embedded
	@GOOS="" GOARCH="" go run tools/sync_templates.go
	@touch $@

prepare-embed: prepare-embed-stamp

clean:
	@rm -f draft_windows_amd64.exe draft_windows_arm64.exe draft_linux_amd64 draft_darwin_arm64 prepare-embed-stamp