$(eval HOSTNAME=$(shell hostname))
NIXOS_CONFIG := $(PWD)/$(HOSTNAME).nix
HOMEMANAGER_CONFIG := $(PWD)/home/$(HOSTNAME)-$(USER).nix
CONFIG_DIR := $(if $(XDG_CONFIG_HOME), $(XDG_CONFIG_HOME), $(HOME)/.config)
HOMEMANAGER_CONFIG_DIR := $(CONFIG_DIR)/home-manager

.PHONY: default all clean nixos home nvim

default:
	[ -e /etc/nixos/ ] && make nixos || make home

all: install nixos home

clean:
	rm -rf $(HOME)/.local/share/nvim
	rm -rf $(HOME)/.local/state/nvim
	[ -e $(HOMEMANAGER_CONFIG_DIR) ] && rm -rf $(HOMEMANAGER_CONFIG_DIR)

/nix:
	command -v nix > /dev/null && echo "Nix already installed" || ./scripts/install_nix.sh --daemon

nixos: /etc/nixos/$(HOSTNAME).nix

/etc/nixos/$(HOSTNAME).nix: /nix
	[ -f $(NIXOS_CONFIG) ] || touch $(NIXOS_CONFIG)
	sudo ln -s $(NIXOS_CONFIG) $@

home: $(HOMEMANAGER_CONFIG_DIR)/home.nix

$(HOMEMANAGER_CONFIG_DIR)/home.nix: $(HOMEMANAGER_CONFIG_DIR) /nix
	[ -f $(HOMEMANAGER_CONFIG) ] || touch $(HOMEMANAGER_CONFIG)
	ln -s $(HOMEMANAGER_CONFIG) $@

$(CONFIG_DIR) $(HOMEMANAGER_CONFIG_DIR):
	mkdir -p $@

nvim: $(CONFIG_DIR)/nvim

$(CONFIG_DIR)/nvim: $(CONFIG_DIR)
	ln -s $(PWD)/home/tui/config/nvim $@