PKGNAME := mdg-test
UPSTREAM_VERSION := 3.9.2
PKG_SUB_RELEASE := 1.0

SOURCE := https://www.python.org/ftp/python/$(UPSTREAM_VERSION)/python-$(UPSTREAM_VERSION)-amd64.exe
CHECKSUM := efb20aa1b648a2baddd949c142d6eb06
## Download Link and Checksums can be found on https://www.python.org/downloads/windows/

#Automatically set variables
PKG_FULL_VERSION := $(UPSTREAM_VERSION)-$(PKG_SUB_RELEASE)
DEB_CHANGELOG_VERSION := $(shell dpkg-parsechangelog -S Version | sed -rne 's|((-*[^-]+)+)(-[^-]+)|\1|p')
DEB_ORIG_FILE := $(PKGNAME)_$(PKG_FULL_VERSION).orig.tar.gz

default: download

all: | clean install

download: setversion
	[ -d "data" ] || mkdir data
	wget -nc -P data $(SOURCE)
	echo "$(CHECKSUM) data/python-$(UPSTREAM_VERSION)-amd64.exe" | md5sum -c && \
	echo "SUCCESS: Checksums match" || \
	{ ec=$$?; echo "ERROR: Checksum mismatch" >&2; rm -rf data >&2; exit $$ec; }

data: download

install: data
	install -Dm644 control -t $(DESTDIR)/srv/deploy/install/$(PKGNAME)
	install -Dm644 *.ins -t $(DESTDIR)/srv/deploy/install/$(PKGNAME)
	install -Dm644 logo.png -t $(DESTDIR)/srv/deploy/install/$(PKGNAME)
	install -Dm644 data/* -t $(DESTDIR)/srv/deploy/install/$(PKGNAME)/data
	
uninstall:
	rm -rf $(DESTDIR)/srv/deploy/install/$(PKGNAME)

clean:
	rm -rf data

setversion:
	@echo "INFO: Writing version $(PKG_FULL_VERSION) to control file"
	sed -e "s/^version: [0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}$$/version: $(UPSTREAM_VERSION)/" \
	-e "s/^packageVersion: [0-9]\{1,3\}\.[0-9]\{1,3\}$$/packageVersion: $(PKG_SUB_RELEASE)/" \
	-i control

check-before-package:
	@if [ "$(DEB_CHANGELOG_VERSION)" != "$(PKG_FULL_VERSION)" ]; then \
		echo "Mismatch between debian changelog file and Makefile version"; \
		echo "Debian changelog version: $(DEB_CHANGELOG_VERSION)"; \
		echo "Makefile version: $(PKG_FULL_VERSION)"; \
		exit 1; \
	fi

package: check-before-package
	tar cavzf ../mdg-test_3.9.2-1.0.orig.tar.gz --exclude="debian" --exclude="**/.*" .
	debuild -us -uc

.PHONY: default all download install uninstall clean setversion check-berfore-package package