PREFIX ?= /usr
DESTDIR ?=
# E128 continuation line under-indented for visual indent
# E241 multiple spaces after ','
# E402 module level import not at top of file
# E501 line too long
# E722 do not use bare 'except'
# W503 line break before binary operator
# W504 line break after binary operator
PYIGNORE ?= E128,E241,E402,E501,E722,W503,W504

.PHONY: all check flake8 pycheck unittest clean mantle mantle-check install

MANTLE_BINARIES := ore kola plume

all: mantle

src:=$(shell find src -maxdepth 1 -type f -executable -print)
pysources=$(shell find src -type f -name '*.py') $(shell for x in $(src); do if head -1 $$x | grep -q python; then echo $$x; fi; done)
src_checked:=$(patsubst src/%,src/.%.shellchecked,${src})
tests:=$(shell find tests -maxdepth 1 -type f -executable -print)
tests_checked:=$(patsubst tests/%,tests/.%.shellchecked,${tests})
cwd:=$(shell find . -maxdepth 1 -type f -executable -print)
cwd_checked:=$(patsubst ./%,.%.shellchecked,${cwd})
GOARCH:=$(shell uname -m)
export COSA_META_SCHEMA:=$(shell pwd)/src/v1.json
ifeq ($(GOARCH),x86_64)
        GOARCH="amd64"
else ifeq ($(GOARCH),aarch64)
        GOARCH="arm64"
endif

.%.shellchecked: %
	./tests/check_one.sh $< $@

check: ${src_checked} ${tests_checked} ${cwd_checked} flake8 pycheck mantle-check
	echo OK

pycheck:
	python3 -m py_compile $(pysources)
	pylint -E $(pysources)

flake8:
	python3 -m flake8 --ignore=$(PYIGNORE) $(pysources)
	# The following lines will verify python files that are not modules
	# but are commented out as the files are not ready for checking yet
	# grep -r "^\#\!/usr/bin/py" src/ | cut -d : -f 1 | xargs flake8 --ignore=$(PYIGNORE)
	# find src -maxdepth 1 -name "*.py" | xargs flake8 --ignore=$(PYIGNORE)

unittest:
	COSA_TEST_META_PATH=`pwd`/fixtures \
		PYTHONPATH=`pwd`/src python3 -m pytest tests/

clean:
	rm -f ${src_checked} ${tests_checked} ${cwd_checked}
	find . -name "*.py[co]" -type f | xargs rm -f
	find . -name "__pycache__" -type d | xargs rm -rf

mantle:
	cd mantle && $(MAKE)

.PHONY: $(MANTLE_BINARIES) kolet
$(MANTLE_BINARIES) kolet:
	cd mantle && $(MAKE) $@

mantle-check:
	cd mantle && $(MAKE) test

.PHONY: schema
schema:
	$(MAKE) -C schema

install:
	install -d $(DESTDIR)$(PREFIX)/lib/coreos-assembler
	install -D -t $(DESTDIR)$(PREFIX)/lib/coreos-assembler $$(find src/ -maxdepth 1 -type f)
	cp -df -t $(DESTDIR)$(PREFIX)/lib/coreos-assembler $$(find src/ -maxdepth 1 -type l)
	install -d $(DESTDIR)$(PREFIX)/lib/coreos-assembler/ci
	cp -df -t $(DESTDIR)$(PREFIX)/lib/coreos-assembler/ci $$(find ci/ -maxdepth 1 -type f)
	install -d $(DESTDIR)$(PREFIX)/lib/coreos-assembler/cosalib
	install -D -t $(DESTDIR)$(PREFIX)/lib/coreos-assembler/cosalib $$(find src/cosalib/ -maxdepth 1 -type f)
	install -d $(DESTDIR)$(PREFIX)/bin
	ln -sf ../lib/coreos-assembler/coreos-assembler $(DESTDIR)$(PREFIX)/bin/
	ln -sf ../lib/coreos-assembler/cp-reflink $(DESTDIR)$(PREFIX)/bin/
	ln -sf coreos-assembler $(DESTDIR)$(PREFIX)/bin/cosa
	install -d $(DESTDIR)$(PREFIX)/lib/coreos-assembler/tests/kola

	cd mantle && $(MAKE) install DESTDIR=$(DESTDIR)