#
# Project Home:
# ============
# https://www.qt.io/ide
#
# Downloads:
# =========
# https://download.qt-project.org/official_releases/qtcreator
# https://download.qt.io/official_releases/qtcreator
#

url        = https://github.com/qt-creator

repo_name  = qt-creator
pkg_name   = qt-creator

#
# List of versions to be extracted (git rev-list -n 1 v9.0.2):
# ===========================================================
#                                               hash | tag
#            ----------------------------------------+-----
revisions  = 94d227cd434d09717de95529e5210ec530451e1c:4.15.2
revisions += 2d5512f2c4ef187a548b34077ba51fffe0f15460:8.0.2
revisions += 78218cd601ed64407b43eb30f19eac944f65a826:9.0.2


git_repo   = .git_clone

suffix     = tar.xz

versions   = $(foreach tag, $(revisions), $(shell echo $(tag) | cut -f 2 -d ':'))

tarballs   = $(addsuffix .$(suffix), $(addprefix $(pkg_name)-, $(versions)))
sha1s      = $(addsuffix .sha1sum, $(tarballs))

TARGETS = repository_clean

all: $(TARGETS)

.PHONY: downloads_clean repository_clean

$(git_repo):
	@echo -e "\n======= Clone $(repo_name).git repository =======\n"
	@rm -rf $(repo_name)
	@git clone $(url)/$(repo_name).git $(repo_name)
	@touch $@

$(tarballs): $(git_repo)
	@for revision in $(revisions) ; do \
	  hash=`echo $$revision    | cut -f 1 -d ':'` ; \
	  version=`echo $$revision | cut -f 2 -d ':'` ; \
	  if [ ! -f $(pkg_name)-$$version.$(suffix) ]; then \
	    echo -e "\n======= Creating '$(pkg_name)-$$version.$(suffix)' snapshot =======" ; \
	    ( cd $(repo_name) ; \
	      sed -i '/qbs.git/s,\.\.\/\.\.,https:\/\/github\.com,'              .gitmodules ; \
	      sed -i '/perfparser.git/s,\.\.,https:\/\/github\.com\/qt-creator,' .gitmodules ; \
	      git submodule update --init ; \
	      git archive --format=tar --prefix=$(pkg_name)-$${version}/ --output=../$(pkg_name)-$${version}.tar $${hash} ; \
	      cmd="git submodule foreach --recursive 'git archive --format=tar --prefix=$(pkg_name)-$${version}/\$$sm_path/ HEAD --output=\$$toplevel/../$(pkg_name)-$${version}-sub-\$$sha1.tar'" ; \
	      eval $${cmd} ; \
	    ) ; \
	    for file in $(pkg_name)-$${version}.tar $(pkg_name)-$${version}-sub-*.tar ; do \
	      tar xf $${file} ; \
	    done ; \
	    rm -f $(pkg_name)-$${version}.tar $(pkg_name)-$${version}-sub-*.tar ; \
	    tar cJf $(pkg_name)-$${version}.tar.xz $(pkg_name)-$${version} ; \
	    rm -rf $(pkg_name)-$${version} ; \
	  fi ; \
	done

$(sha1s): %.$(suffix).sha1sum : %.$(suffix)
	@for tarball in $< ; do \
	  echo -e "\n======= Calculation the '$$tarball' sha1sum =======" ; \
	  sha1sum --binary $$tarball > $$tarball.sha1sum ; \
	done

repository_clean: $(sha1s)
	@echo -e "\n======= Remove cloned $(repo_name).git repository =======\n"
	@rm -rf $(git_repo) $(repo_name)

downloads_clean:
	@rm -rf $(tarballs) $(sha1s)
	@rm -rf $(git_repo) $(repo_name)