NAME = netoik-rp
TAG = $(shell git describe --abbrev=0)
TAG_SPLIT = $(subst -, ,$(TAG))
EPOCH = $(word 1,$(TAG_SPLIT))
VERSION = $(word 2,$(TAG_SPLIT))
RELEASE = $(word 3,$(TAG_SPLIT))
RELEASE_SPLIT = $(subst ., ,$(RELEASE))
RELEASE_NGINX = $(word 1,$(RELEASE_SPLIT)).$(word 3,$(RELEASE_SPLIT))
ARCH = noarch
OWNER = netoik
SUMMARY = "Netoïk Reverse Proxy"
LICENSE = "MIT"
URL = "https://git.netoik.io/$(OWNER)/$(NAME)"
SOURCE0 = "$(NAME)-$(EPOCH)-$(VERSION)-$(RELEASE).tar.gz"

RPM_RPMDIR = $(shell rpm --eval '%{_rpmdir}')
RPM_SBINDIR = $(shell rpm --eval '%{_sbindir}')
RPM_SOURCEDIR = $(shell rpm --eval '%{_sourcedir}')
RPM_SYSCONFDIR = $(shell rpm --eval '%{_sysconfdir}')
RPM_UNITDIR = $(shell rpm --eval '%{_unitdir}')

RPM_TARBALL_PATH = $(RPM_SOURCEDIR)/$(SOURCE0)
RPM_BUILD_PATH = $(RPM_RPMDIR)/$(ARCH)/$(NAME)-$(VERSION)-$(RELEASE).$(ARCH).rpm

.PHONY: help
help:
	@grep -E '^[a-zA-Z0-9_-]+:.*?## .*' $(MAKEFILE_LIST) | \
	    awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}'

.PHONY: name
name:  ## Show project name
	@echo "$(NAME)"

.PHONY: tag
tag:  ## Show last tag
	@echo "$(TAG)"

.PHONY: epoch
epoch:  ## Show project epoch
	@echo "$(EPOCH)"

.PHONY: version
version:  ## Show current project version
	@echo "$(VERSION)"

.PHONY: release
release:  ## Show current project release
	@echo "$(RELEASE)"

.PHONY: release_nginx
release_nginx:  ## Show nginx release
	@echo "$(RELEASE_NGINX)"

.PHONY: arch
arch:  ## Show rpm arch target
	@echo "$(ARCH)"

.PHONY: owner
owner:  ## Show project owner name
	@echo "$(OWNER)"

.PHONY: summary
summary:  ## Show project summary
	@echo "$(SUMMARY)"

.PHONY: license
license:  ## Show project license
	@echo "$(LICENSE)"

.PHONY: url
url:  ## Show project homepage URL
	@echo "$(URL)"

.PHONY: source0
source0:  ## Show rpm source0 file name
	@echo "$(SOURCE0)"

$(RPM_TARBALL_PATH):
	git archive --format=tar.gz \
	            --output="$@" \
	            --prefix="$(NAME)-$(VERSION)/" \
	            --verbose \
	            HEAD 

.PHONY: tarball
tarball: $(RPM_TARBALL_PATH)  ## Build rpm tarball

.PHONY: install
install:  ## Install files into rpm dest (requires env var DESTDIR)
	@if [ -z "$(DESTDIR)" ]; then \
		printf "[CRITICAL] Missing env var DESTDIR\n" 1>&2; \
		printf "[CRITICAL] This command is designed to be called by rpmbuild only!\n" 1>&2; \
		exit 1; \
	fi
	install --mode=755 \
	        --directory $(DESTDIR)$(RPM_SYSCONFDIR)/nginx/conf.d \
	                    $(DESTDIR)$(RPM_SYSCONFDIR)/certbot \
	                    $(DESTDIR)$(RPM_UNITDIR) \
	                    $(DESTDIR)$(RPM_SBINDIR)
	install --mode=644 \
	        --target-directory=$(DESTDIR)$(RPM_SYSCONFDIR)/nginx/conf.d \
	        files/nginx/0_security.conf files/nginx/z_default.conf
	install --mode=600 \
	        --target-directory=$(DESTDIR)$(RPM_SYSCONFDIR)/certbot \
	        files/certbot/ovh.ini
	install --mode=644 \
	        --target-directory=$(DESTDIR)$(RPM_UNITDIR) \
	        files/systemd/certbot-renew.service \
	        files/systemd/certbot-renew.timer
	install --mode=755 \
	        --target-directory=$(DESTDIR)$(RPM_SBINDIR) \
	        files/sbin/certbot_renew

.PHONY: upload
upload:  ## Upload rpm package to Gitea repository (requires env var PKG_TOKEN)
	@if [ -z "$(PKG_TOKEN)" ]; then \
		printf "[CRITICAL] Missing env var PKG_TOKEN\n" 1>&2; \
		printf "[CRITICAL]This command is designed to be called by Gitea Actions only!\n" 1>&2; \
		exit 1; \
	fi
	curl --fail-with-body \
	     --upload-file "$(RPM_BUILD_PATH)" \
	     --user "$(OWNER):$(PKG_TOKEN)" \
	     https://git.netoik.io/api/packages/$(OWNER)/rpm/upload