Makefile for Electron and nodejs

###########################################################
# Build script
###########################################################

PROJECTNAME=aspen
ROOTDIR=$(shell git rev-parse --show-toplevel)

# make dev-install ARCH=armv7l to get the right version of nodejs
# Ubuntu desktop is "x86_64", Raspberry Pi is "armv7l", Nodejs
# requires "x86_64" to be "x64"
ARCH:=$(shell arch | sed "s/86_//g")

PLATFORM:=$(shell uname | tr A-Z a-z)
DATADIR=/var/data/storymachine/cypress/js/$(PROJECTNAME)
DEV_DATADIR=${ROOTDIR}/js/$(PROJECTNAME)/data

# Nodejs
NODE=lib/nodejs/bin/node
NODE_MODULES_BIN=node_modules/.bin
###########################################################
# !!!!!!!!!!!NODE_VERSION MUST MATCH ELECTRON!!!!!!!!!!!!!!
NODE_VERSION=12.18.3
###########################################################
NPM=lib/nodejs/bin/npm

# Values
SRC_FILES=$(shell find . -name "*js" ! -path "*node_modules*" ! -path "*.dist.js")
TEST_FILES=$(shell find . -name "*_test.js" ! -path "*node_modules*")
STATIC_FILES=static
DIST=dist
APP_DIST_JS="$(DIST)/app.js"

# Derived values
ESLINT=$(NODE_MODULES_BIN)/eslint
MOCHA=$(NODE_MODULES_BIN)/electron-mocha
NODEMON=${NODE_MODULES_BIN}/nodemon
NODE_FILENAME=node-v$(NODE_VERSION)-$(PLATFORM)-$(ARCH)
WEBPACK=$(NODE_MODULES_BIN)/webpack
PM2=$(NODE_MODULES_BIN)/pm2

.PHONY: build test test-w test-debug dev-install build build-module lint clean

# Build the client app distribution
$(APP_DIST_JS): ${SRC_FILES}
	${NODE} webpack -o $(APP_DIST_JS) --mode development src/app.js
	gzip -f $(APP_DIST_JS)

# Build any source files
build: ${NODE} ${YARN} $(NODE_MODULES_BIN) $(APP_DIST_JS)

# Run all tests
test: ${NODE}
	${MOCHA} ${TEST_FILES}

# Watch for file changes and re-run tests on save.
# NOTE: Requires when-changed (https://github.com/joh/when-changed)
test-w: ${NODE}
	when-changed.py ./*.js src/**/*.js ${TEST_FILES} -c "make test"

# Open a new chrome tab at chrome://inspect and click the small blue link
# that says, "Open dedicated DevTools for Node."
test-debug: ${NODE} build
	${MOCHA} ${TEST_FILES} --inspect-brk

pretty: build
	${NODE} ${YARNJS} pretty

integrate: clean lint test

# Run the application
run:
	export ELECTRON_ENABLE_LOGGING=1 && npm start

run-production:
	/bin/bash -c "\
			PATH=./lib/nodejs/bin:./node_modules/.bin:$(PATH) \
			NODE_ENV=production \
			ELECTRON_ENABLE_LOGGING=1 \
			exec \
			npm start"

clean:
	rm -rf dist/

# Intall development dependencies (OS X and Linux only)
dev-install: $(NODE) $(NODE_MODULES_BIN)

# Download and unpack the Node binaries into lib/nodejs.
$(NODE):
	mkdir -p tmp
	wget -O tmp/nodejs.tar.xz --no-check-certificate "https://nodejs.org/dist/v$(NODE_VERSION)/$(NODE_FILENAME).tar.xz"
	touch tmp/nodejs.tar.xz
	mkdir -p lib/nodejs
	tar -xvf tmp/nodejs.tar.xz -C lib/nodejs --strip 1
	touch lib/nodejs/README.md
	rm -rf tmp

# Install dependencies
$(NODE_MODULES_BIN): package.json
	HOME=~/.electron-gyp $(NPM) install