SHELL := /bin/bash

INVENTORY ?= inventory.ini
PLAYBOOK  ?= site.yml
EXTRA_VARS ?=
ANSIBLE   ?= ansible-playbook

.PHONY: help ping check run dry-run diff vars tree clean

help:
	@echo "Targets:"
	@echo "  make ping      - ping hosts (Ansible)"
	@echo "  make check     - syntax-check playbook"
	@echo "  make run       - apply playbook"
	@echo "  make dry-run   - check mode with diff (no changes)"
	@echo "  make diff      - show diff of changes (implies --check)"
	@echo "  make vars      - show vars for a host (requires host=...)"
	@echo "  make tree      - show repository tree"
	@echo ""
	@echo "Examples:"
	@echo "  make run EXTRA_VARS='-e ssh_allow_cidrs_v4=[\"1.2.3.4/32\"]'"
	@echo "  make vars host=bbb"

ping:
	ansible -i $(INVENTORY) vps -m ping

check:
	$(ANSIBLE) -i $(INVENTORY) $(PLAYBOOK) --syntax-check

run:
	$(ANSIBLE) -i $(INVENTORY) $(PLAYBOOK) --become $(EXTRA_VARS)

dry-run:
	$(ANSIBLE) -i $(INVENTORY) $(PLAYBOOK) --become --check --diff $(EXTRA_VARS)

diff:
	$(ANSIBLE) -i $(INVENTORY) $(PLAYBOOK) --become --check --diff $(EXTRA_VARS)

vars:
	@if [[ -z "$(host)" ]]; then echo "ERROR: host is required, e.g. make vars host=bbb"; exit 2; fi
	ansible -i $(INVENTORY) $(host) -m debug -a "var=hostvars[inventory_hostname]" | sed -n '1,200p'

tree:
	@python3 -c $'import os\nfor root, dirs, files in os.walk("."):\n    dirs[:] = [d for d in dirs if d not in {".git","__pycache__",".venv",".cache"}]\n    level = root.count(os.sep)\n    indent = "  " * level\n    print(f"{indent}{os.path.basename(root)}/")\n    subindent = "  " * (level + 1)\n    for f in sorted(files):\n        print(f"{subindent}{f}")'

clean:
	@find . -name "*.retry" -delete