.PHONY: test lint fmt fmt-check pre-commit package verify-package patch minor major _tag

VERSION ?= $(shell git describe --tags --always)
# Archive names drop the leading "v", the way tag source archives do.
BARE_VERSION = $(patsubst v%,%,$(VERSION))
DIST = dist
ARCHIVE = $(DIST)/arti-pack-$(BARE_VERSION).zip

test:
	nvim --headless -l tests/run.lua

lint:
	luacheck lua tests

LUA_SOURCES = lua tests plugin

fmt:
	stylua $(LUA_SOURCES)

fmt-check:
	stylua --check $(LUA_SOURCES)

pre-commit:
	@uvx pre-commit run --all-files

# The prefix directory is what arti-pack's own extractor strips on install.
package:
	@mkdir -p $(DIST)
	git archive --format=zip --prefix=arti-pack-$(BARE_VERSION)/ -o $(ARCHIVE) HEAD
	@echo $(ARCHIVE)

# Published uploads are immutable, so a malformed archive cannot be replaced at
# its version path. Assert the shape before anything ships.
RUNTIME_PATHS  = lua/ plugin/ doc/ README.md
EXCLUDED_PATHS = tests/ .woodpecker/ Makefile .editorconfig .gitattributes \
                 .gitignore .luacheckrc .pre-commit-config.yaml .stylua.toml

verify-package:
	@test -f $(ARCHIVE) || { echo "verify-package: $(ARCHIVE) not built"; exit 1; }
	@names=$$(unzip -Z1 $(ARCHIVE)); \
	roots=$$(printf '%s\n' "$$names" | cut -d/ -f1 | sort -u); \
	if [ "$$(printf '%s\n' "$$roots" | wc -l)" -ne 1 ]; then \
	  echo "verify-package: expected one top-level directory, found:"; \
	  printf '  %s\n' $$roots; exit 1; \
	fi; \
	fail=0; \
	printf '%s\n' "$$names" | grep -q "^$$roots/." || \
	  { echo "verify-package: top-level $$roots is not a directory"; fail=1; }; \
	for p in $(RUNTIME_PATHS); do \
	  printf '%s\n' "$$names" | grep -q "^$$roots/$$p" || \
	    { echo "verify-package: missing runtime path $$p"; fail=1; }; \
	done; \
	for p in $(EXCLUDED_PATHS); do \
	  if printf '%s\n' "$$names" | grep -q "^$$roots/$$p"; then \
	    echo "verify-package: excluded path $$p leaked into the archive"; fail=1; \
	  fi; \
	done; \
	[ $$fail -eq 0 ] || exit 1; \
	echo "verify-package: $(ARCHIVE) ok, root $$roots"

# Bump helpers — read the latest semver tag and create the next one.
# If no tag exists yet, start from v0.0.0.
_LATEST = $(shell git tag --sort=-v:refname | grep -E '^v[0-9]+\.[0-9]+\.[0-9]+$$' | head -1)
_BASE   = $(if $(_LATEST),$(_LATEST),v0.0.0)
_MAJ    = $(shell echo $(_BASE) | sed 's/^v//' | cut -d. -f1)
_MIN    = $(shell echo $(_BASE) | sed 's/^v//' | cut -d. -f2)
_PAT    = $(shell echo $(_BASE) | sed 's/^v//' | cut -d. -f3)

patch:
	@NEW=v$(_MAJ).$(_MIN).$(shell expr $(_PAT) + 1); \
	git tag -a $$NEW -m "Release $$NEW" && echo "Tagged $$NEW" && $(MAKE) _tag TAG=$$NEW

minor:
	@NEW=v$(_MAJ).$(shell expr $(_MIN) + 1).0; \
	git tag -a $$NEW -m "Release $$NEW" && echo "Tagged $$NEW" && $(MAKE) _tag TAG=$$NEW

major:
	@NEW=v$(shell expr $(_MAJ) + 1).0.0; \
	git tag -a $$NEW -m "Release $$NEW" && echo "Tagged $$NEW" && $(MAKE) _tag TAG=$$NEW

_tag:
	git push origin $(TAG)