# SPDX-FileCopyrightText: 2022 Frank Doepper
#
# SPDX-License-Identifier: GPL-3.0-only

DESTDIR=
pfx = /usr/local
flavour = $(shell if stack --version >/dev/null 2>&1; then echo stack; elif cabal --version >/dev/null 2>&1; then echo cabal; else echo simple; fi)
parallel = $(filter -j%, $(MAKEFLAGS))
nix = $(if $(findstring nix,$(shell realpath `which stack`)),--nix,)

build: build-$(flavour)
	$(MAKE) -C doc DESTDIR=$(DESTDIR) pfx=$(pfx) build

install: install-$(flavour) install-common

build-stack:
	stack $(nix) setup
	stack $(nix) build

install-stack: build-stack
	install -d -m755 $(DESTDIR)$(pfx)/bin
	stack $(nix) --local-bin-path $(DESTDIR)$(pfx)/bin/ install

install-common:
	install -d -m755 $(DESTDIR)$(pfx)/lib/haskell-amqp-utils
	install -m755 callback copy-to-hotfolder $(DESTDIR)$(pfx)/lib/haskell-amqp-utils/
	install -m644 callback.config.sh $(DESTDIR)$(pfx)/lib/haskell-amqp-utils/
	$(MAKE) -C doc DESTDIR=$(DESTDIR) pfx=$(pfx) install

build-cabal:
	cabal update
	cabal install --only-dependencies $(CONSTRAINTS)
	cabal configure
	cabal build $(parallel)
	cabal test

install-cabal: build-cabal
	cabal install --prefix=$(DESTDIR)$(pfx)

build-simple: Setup
	./Setup configure --prefix=$(pfx)
	./Setup build $(parallel)

install-simple: build-simple
	./Setup copy --destdir=$(DESTDIR)

all:	$(subst .hs,,$(wildcard *.hs))

Setup:	Setup.hs
	ghc $<
	rm -f $@.hi $@.o

README.md:
	$(MAKE) -C doc ../README.md

clean:
	rm -f Network/AMQP/Utils/*.hi Network/AMQP/Utils/*.o *.hi *.o $(subst .hs,,$(wildcard *.hs))
	rm -rf dist
	$(MAKE) -C doc $@

uninstall:
	rm -f $(DESTDIR)$(pfx)/lib/haskell-amqp-utils/callback
	rm -f $(DESTDIR)$(pfx)/lib/haskell-amqp-utils/copy-to-hotfolder
	rm -f $(DESTDIR)$(pfx)/lib/haskell-amqp-utils/callback.config.sh
	rm -f $(DESTDIR)$(pfx)/bin/konsum
	rm -f $(DESTDIR)$(pfx)/bin/agitprop
	rm -f $(DESTDIR)$(pfx)/bin/arbeite
	rm -f $(DESTDIR)$(pfx)/bin/plane
	-rmdir $(DESTDIR)$(pfx)/lib/haskell-amqp-utils