SRC_DIR    := $(shell dirname $(realpath $(lastword $(MAKEFILE_LIST))))
TARGET_DIR := ~/.vim
INSTALLED  := $(shell command -v vim 1>&2 >/dev/null ; echo $$? )

install: | init update

init:
ifneq ($(INSTALLED), 0)
	$(error Vim not installed)
endif
	$(info => Setting up vim)
	@ [ -e ~/.vim ]   && echo " ~/.vim already exist. Skipping."   || ln -svf $(SRC_DIR) $(TARGET_DIR)
	@ [ -e ~/.vimrc ] && echo " ~/.vimrc already exist. Skipping." || ln -svf $(TARGET_DIR)/vimrc ~/.vimrc

update:
	$(info => Updating vim)
	@ curl -fsLo $(SRC_DIR)/autoload/plug.vim https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
	@ [ $(INSTALLED) -ne 0 ] || vim +PlugInstall +PlugUpdate +qall

remove:
	@ [ -L ~/.vimrc ] && rm -f ~/.vimrc || echo "~/.vimrc is not a symbolic link. Skipping"
	@ [ -L ~/.vim ] &&   rm -f ~/.vim   || echo "~/.vim is not a symbolic link. Skipping"


.PHONY: install update init