SHELL := /bin/bash

VERSION=$(shell grep -e 'Version' sonar.go | head -n 1 | cut -d '"' -f 2)
BUILD=$(shell git describe --always)
CURDIR=$(shell curdir)

# Inject the build version (commit hash) into the executable.
LDFLAGS := -ldflags "-X main.Build=$(BUILD)"

# `make setup` to set up a new environment, pull dependencies, etc.
.PHONY: setup
setup: clean
	go get -u ./...

# `make build` to build the binary.
.PHONY: build
build:
	gofmt -w .
	go build $(LDFLAGS) -i -o bin/sonar cmd/sonar/main.go

# `make dist` makes a distribution bundle.
.PHONY: dist
dist:
	rm -rf dist
	mkdir dist
	cp -r crontab.in www dist/
	go build $(LDFLAGS) -i -o dist/sonar cmd/sonar/main.go
	cd dist
	tar -czvf sonar-$(VERSION).tar.gz *
	mv *.tar.gz ../

# `make pi` makes a distribution for the Raspberry Pi.
.PHONY: pi
pi:
	rm -rf sonar.pi
	mkdir sonar.pi
	cp -r crontab.in www sonar.pi/
	GOOS=linux GOARCH=arm go build $(LDFLAGS) -i -o sonar.pi/sonar cmd/sonar/main.go
	zip -r sonar-pi.zip sonar.pi

# `make run` to run it in debug mode.
.PHONY: run
run:
	go run cmd/sonar/main.go -debug

# `make watch` to run it in debug mode.
.PHONY: watch
watch:
	./go-reload cmd/sonar/main.go -debug

# `make test` to run unit tests.
.PHONY: test
test:
	go test ./...

# `make clean` cleans everything up.
.PHONY: clean
clean:
	rm -rf bin dist