# Makefile for archsetup dotfiles
# GNU Stow operations for managing dotfiles

STOW := stow --target=$(HOME) --no-folding
DOTFILES := $(shell pwd)/dotfiles

# Extract DE from command line (e.g., 'make stow dwm' -> DE=dwm)
DE := $(filter dwm hyprland,$(MAKECMDGOALS))

.PHONY: help stow restow adopt unstow dwm hyprland

# Default target - show help
help:
	@echo "Dotfiles Management (GNU Stow)"
	@echo ""
	@echo "Usage: make <target> <de>"
	@echo ""
	@echo "Desktop Environments:"
	@echo "  dwm        X11/DWM setup (stows: common + dwm)"
	@echo "  hyprland   Wayland/Hyprland setup (stows: common + hyprland)"
	@echo ""
	@echo "Targets:"
	@echo "  stow       Create symlinks (fresh install)"
	@echo "  restow     Refresh symlinks (unlink + relink)"
	@echo "  adopt      Pull system files into repo, then reset to repo version"
	@echo "  unstow     Remove all symlinks"
	@echo ""
	@echo "Examples:"
	@echo "  make stow dwm        # Fresh DWM install"
	@echo "  make stow hyprland   # Fresh Hyprland install"
	@echo "  make restow dwm      # Refresh DWM links after git pull"
	@echo "  make adopt hyprland  # Resolve conflicts, keep repo version"
	@echo ""

# Prevent 'dwm' and 'hyprland' from being treated as file targets
dwm hyprland:
	@:

# Validate DE was provided
check-de:
ifeq ($(DE),)
	@echo "Error: Desktop environment required."
	@echo ""
	@$(MAKE) --no-print-directory help
	@exit 1
endif

# Stow - create symlinks
stow: check-de
	@echo "Stowing common + $(DE)..."
	@cd $(DOTFILES) && $(STOW) common
	@cd $(DOTFILES) && $(STOW) $(DE)
	@echo "Done."

# Restow - refresh symlinks (unlink + relink)
restow: check-de
	@echo "Restowing common + $(DE)..."
	@cd $(DOTFILES) && $(STOW) --restow common
	@cd $(DOTFILES) && $(STOW) --restow $(DE)
	@echo "Done."

# Adopt - pull system files into repo, then reset to repo version
adopt: check-de
	@echo "Adopting common + $(DE)..."
	@cd $(DOTFILES) && $(STOW) --adopt common
	@cd $(DOTFILES) && $(STOW) --adopt $(DE)
	@echo "Resetting adopted files to repo version..."
	@git checkout -- dotfiles/
	@echo "Done. Symlinks created, repo unchanged."

# Unstow - remove symlinks
unstow: check-de
	@echo "Unstowing common + $(DE)..."
	@cd $(DOTFILES) && $(STOW) --delete common
	@cd $(DOTFILES) && $(STOW) --delete $(DE)
	@echo "Done."