# BackTunnel convenience Makefile (for first-time users and simple installs)

PREFIX ?= /usr
BINDIR := $(PREFIX)/bin
MANDIR := $(PREFIX)/share/man
KIO_SM := $(PREFIX)/share/kio/servicemenus
KSVC5  := $(PREFIX)/share/kservices5/ServiceMenus
APPDIR := $(PREFIX)/share/applications
BCOMP  := $(PREFIX)/share/bash-completion/completions

# Config paths for user init
XDG_CONFIG_HOME ?= $(HOME)/.config
BT_CFG_DIR := $(XDG_CONFIG_HOME)/backtunnel
BT_CFG_FILE := $(BT_CFG_DIR)/profiles.ini
BT_CFG_EXAMPLE := docs/profiles.ini.example

.PHONY: all init install uninstall refresh man check shellcheck help

all: help

help:
	@echo "BackTunnel Makefile"
	@echo "  make init         # Copy example profiles.ini for current user (first run)"
	@echo "  make install      # Install scripts, man page, service menus (root)"
	@echo "  make uninstall    # Remove installed files (root)"
	@echo "  make refresh      # Refresh KDE/desktop caches (root)"
	@echo "  make man          # View man page locally (man ./man/backtunnel.1)"
	@echo "  make check        # Basic bash syntax check"
	@echo "  make shellcheck   # ShellCheck (if installed)"

# --- First-time user init (no root needed) ---
init:
	@mkdir -p "$(BT_CFG_DIR)"
	@if [ -f "$(BT_CFG_FILE)" ]; then \
	  echo "profiles.ini already exists at $(BT_CFG_FILE) — skipping."; \
	else \
	  if [ -f "$(BT_CFG_EXAMPLE)" ]; then \
	    cp "$(BT_CFG_EXAMPLE)" "$(BT_CFG_FILE)"; \
	    echo "Created $(BT_CFG_FILE) from $(BT_CFG_EXAMPLE)."; \
	  else \
	    echo "Example file $(BT_CFG_EXAMPLE)" not found.; exit 1; \
	  fi \
	fi

# --- Install/uninstall (root or DESTDIR) ---
install:
	@install -Dm755 scripts/backtunnel-share         "$(DESTDIR)$(BINDIR)/backtunnel-share"
	@install -Dm755 scripts/backtunnel-access        "$(DESTDIR)$(BINDIR)/backtunnel-access"
	@install -Dm755 scripts/backtunnel-share-gui     "$(DESTDIR)$(BINDIR)/backtunnel-share-gui"
	@install -Dm755 scripts/backtunnel-access-gui    "$(DESTDIR)$(BINDIR)/backtunnel-access-gui"
	@install -Dm644 man/backtunnel.1                 "$(DESTDIR)$(MANDIR)/man1/backtunnel.1"
	@install -Dm644 completions/backtunnel.bash      "$(DESTDIR)$(BCOMP)/backtunnel-share"
	@install -Dm644 completions/backtunnel.bash      "$(DESTDIR)$(BCOMP)/backtunnel-access"
	@install -Dm644 servicemenus/backtunnel_share.desktop  "$(DESTDIR)$(KIO_SM)/backtunnel_share.desktop"
	@install -Dm644 servicemenus/backtunnel_access.desktop "$(DESTDIR)$(KIO_SM)/backtunnel_access.desktop"
	# Plasma 5 legacy path (harmless if unused)
	@install -Dm644 servicemenus/backtunnel_share.desktop  "$(DESTDIR)$(KSVC5)/backtunnel_share.desktop"
	@install -Dm644 servicemenus/backtunnel_access.desktop "$(DESTDIR)$(KSVC5)/backtunnel_access.desktop"
	# Optional desktop launcher if present
	@if [ -f desktop/backtunnel.desktop ]; then \
	  install -Dm644 desktop/backtunnel.desktop "$(DESTDIR)$(APPDIR)/backtunnel.desktop"; \
	fi
	@$(MAKE) refresh

uninstall:
	@rm -f "$(DESTDIR)$(BINDIR)/backtunnel-share" \
	       "$(DESTDIR)$(BINDIR)/backtunnel-access" \
	       "$(DESTDIR)$(BINDIR)/backtunnel-share-gui" \
	       "$(DESTDIR)$(BINDIR)/backtunnel-access-gui"
	@rm -f "$(DESTDIR)$(MANDIR)/man1/backtunnel.1"
	@rm -f "$(DESTDIR)$(BCOMP)/backtunnel-share" \
	       "$(DESTDIR)$(BCOMP)/backtunnel-access"
	@rm -f "$(DESTDIR)$(KIO_SM)/backtunnel_share.desktop" \
	       "$(DESTDIR)$(KIO_SM)/backtunnel_access.desktop"
	@rm -f "$(DESTDIR)$(KSVC5)/backtunnel_share.desktop" \
	       "$(DESTDIR)$(KSVC5)/backtunnel_access.desktop"
	@rm -f "$(DESTDIR)$(APPDIR)/backtunnel.desktop" || true
	@$(MAKE) refresh

# --- Cache refreshers (no-op if tools missing) ---
refresh:
	@command -v update-desktop-database >/dev/null 2>&1 && update-desktop-database -q || true
	@if command -v kbuildsycoca6 >/dev/null 2>&1; then \
	  kbuildsycoca6 --noincremental >/dev/null 2>&1 || true; \
	elif command -v kbuildsycoca5 >/dev/null 2>&1; then \
	  kbuildsycoca5 --noincremental >/dev/null 2>&1 || true; \
	fi

# --- Dev helpers ---
man:
	@man ./man/backtunnel.1

check:
	@bash -n scripts/backtunnel-share
	@bash -n scripts/backtunnel-access
	@bash -n scripts/backtunnel-share-gui
	@bash -n scripts/backtunnel-access-gui
	@echo "bash -n OK."

shellcheck:
	@command -v shellcheck >/dev/null 2>&1 || { echo "ShellCheck not installed"; exit 1; }
	@shellcheck scripts/backtunnel-share
	@shellcheck scripts/backtunnel-access
	@shellcheck scripts/backtunnel-share-gui
	@shellcheck scripts/backtunnel-access-gui