clean:
	rm -rf ./src
	rm -rf ./public
	rm -rf ./.storybook

build:
	mkdir -p ./src
	mkdir -p ./public

	if [ -d './sources/assets' ]; then \
		mkdir -p ./public/assets; \
		cp -R ./sources/assets/* ./public/assets; \
	fi

	make .pug
	make .styl
	make .coffee
	make .js

	make .jpg
	make .png

	make .public

findPath = findPath() { \
	file_ext=$$1; \
	file_handler=$$2; \
	for filepath in `find ./sources -print | grep "$$file_ext"`; do \
		if [ $$file_ext = '\.pug' ]; then \
			output_kw='public'; \
		else \
			output_kw='src'; \
		fi; \
		output_dir=`echo "$$filepath" | sed "s/sources/$${output_kw}/g" | xargs dirname`; \
		mkdir -p $$output_dir; \
		$$file_handler $$file_ext $$filepath $$output_dir; \
	done; \
}

extHandler = extHandler() { \
	file_ext=$$1; \
	source_path=$$2; \
	output_dir=$$3; \
	file_name=`echo $$source_path | rev | cut -d'/' -f 1 | rev`; \
	case "$$file_ext" in \
		'\.pug' ) \
			pug -P -o $$output_dir $$source_path; \
			;; \
		'\.styl' ) \
			stylus --out $$output_dir $$source_path; \
			;; \
		'\.coffee' ) \
			coffee -c -b -o $$output_dir $$source_path; \
			;; \
		'\.js' ) \
			cp $$source_path $$output_dir; \
			;; \
		'\.jpg' ) \
			code="export default Image = \"data:image/jpeg;base64,`cat $$source_path | base64 -w 0`\";"; \
			echo -n $$code | tr -s '\r\n' ‘’ > $$output_dir/$$file_name.js; \
			;; \
		'\.png' ) \
			code="export default Image = \"data:image/png;base64,`cat $$source_path | base64 -w 0`\";"; \
			echo -n $$code | tr -s '\r\n' ‘’ > $$output_dir/$$file_name.js; \
			;; \
		'\.md' ) \
			code="export default Image = \"`cat $$source_path | md2html `\";"; \
			echo -n $$code | tr -s '\r\n' ‘’ > $$output_dir/$$file_name.js; \
			;; \
		* ) \
			exit 1; \
			;; \
	esac; \
}

.pug:
	@$(findPath); $(extHandler); \
	findPath '\.pug' extHandler

.styl:
	@$(findPath); $(extHandler); \
	findPath '\.styl' extHandler

.coffee:
	@$(findPath); $(extHandler); \
	findPath '\.coffee' extHandler

.js:
	@$(findPath); $(extHandler); \
	findPath '\.js' extHandler

.jpg:
	@$(findPath); $(extHandler); \
	findPath '\.jpg' extHandler

.png:
	@$(findPath); $(extHandler); \
	findPath '\.png' extHandler

.png:
	@$(findPath); $(extHandler); \
	findPath '\.md' extHandler

.public:
	if [ -d './src/public' ]; then \
		mv ./src/public/* ./public; \
		rmdir './src/public'; \
	fi

rebuild: clean
	if [ -d './sources/stories' ]; then \
		make story_book; \
	fi
	make build