#!/usr/bin/make -f
# -*- makefile -*-

VERSION = $(shell head -n1 debian/changelog | sed -e 's/.*(//;s/+.*).*//;s/\+/\-/')
PKD     = $(abspath $(dir $(MAKEFILE_LIST)))
PKG     = $(word 2,$(shell dpkg-parsechangelog -l$(PKD)/changelog | grep ^Source))
DATE    = $(shell date +%Y%m%d)
UURL    = git://github.com/Instagram/python-instagram.git
UDATE   = $(shell date --rfc-3339=seconds --date='TZ="UTC" $(shell echo $(VER) | perl -ne 'print "$$1-$$2-$$3" if m/\+(?:git|svn|hg)(\d{4})(\d{2})(\d{2})/')')

export PYBUILD_NAME=instagram

%:
	dh $@ --with python2,python3 --buildsystem=pybuild

get-orig-source:
	$(if $(wildcard $(PKG)-$(VERSION)),$(error $(PKG)-$(VERSION) exist, aborting..))
	@echo "# Downloading..."
	git clone $(UURL) ../$(PKG)-$(VERSION) \
	|| $(RM) -r ../$(PKG)-$(VERSION)
	cd ../$(PKG)-$(VERSION) \
	&& git checkout v$(VERSION) || git checkout $$(git log -n1 --format=%h --before="$(UDATE)") \
	&& [ -s ChangeLog ] || ( echo "# Generating ChangeLog..." \
	   ; git log --pretty="format:%ad  %aN  <%aE>%n%n%x09* %s%n" --date=short > ChangeLog \
	   ; touch -d "$$(git log -1 --format='%ci')" ChangeLog) \
	&& echo "# Setting times..." \
	&& for F in $$(git ls-tree -r --name-only HEAD); do touch --no-dereference -d "$$(git log -1 --format="%ai" -- $$F)" "$$F"; done 
	@echo "# Get HEAD ..." 
	cd ../$(PKG)-$(VERSION) && git rev-parse HEAD | cut -c 1-7 >../head.tmp

get-orig-source_2:
	@echo "# Cleaning-up..." 
	cd ../$(PKG)-$(VERSION) \
	&& $(RM) -r -v \
	  dist \
	  python_instagram.egg-info \
	&& $(RM) -r .git .git*

	@echo "# Packing..."
	$(eval SH1 = $(shell cat ../head.tmp ))
	find -L "../$(PKG)-$(VERSION)" -xdev -type f -print | sort \
	| XZ_OPT="-6v" tar -caf "../$(PKG)_$(VERSION)+git$(DATE)~${SH1}.orig.tar.xz" -T- --owner=root --group=root --mode=a+rX  
	$(RM) -r "../$(PKG)-$(VERSION)"
	$(RM) ../head.tmp