.PHONY: install install-dev install-devc install-devc-release install-pre-commit bench bench-parse bench-transpile bench-optimize test test-fast test-branch unit testc unitc leakcheck style check docs docs-serve hidec showc clean resolve-integration-conflicts update-fixtures

ifdef UV
    PIP := uv pip
else
    PIP := pip
endif

SO_BACKUP := /tmp/sqlglot_so_backup
FIND_SO := find sqlglot -name "*.so"
NPROC := $(shell python -c "import os; print(os.cpu_count() or 1)")

hidec:
	rm -rf $(SO_BACKUP) && $(FIND_SO) | tar cf $(SO_BACKUP) -T - 2>/dev/null && $(FIND_SO) -delete; true

showc:
	tar xf $(SO_BACKUP) 2>/dev/null; rm -f $(SO_BACKUP); true

clean:
	rm -rf build sqlglotc/build sqlglotc/dist sqlglotc/*.egg-info sqlglotc/sqlglot
	$(FIND_SO) -delete 2>/dev/null; true

install:
	$(PIP) install -e .

install-dev:
	$(PIP) install -e ".[dev]"
	git submodule update --init 2>/dev/null || true
	@if ! command -v gh >/dev/null 2>&1; then \
		echo ""; \
		echo "gh (GitHub CLI) is not installed. It is needed to auto-create PRs for integration tests."; \
		printf "Install it via brew? [y/N] "; \
		read answer; \
		if [ "$$answer" = "y" ] || [ "$$answer" = "Y" ]; then \
			brew install gh; \
		else \
			echo "Skipping. You can install it later: https://cli.github.com/"; \
		fi; \
	fi

# sqlglotc requires Python 3.10+ (sqlglot-mypy 1.20+ dropped 3.9). On 3.9
# we skip the C build; tests fall back to pure-Python sqlglot.
PY_GE_310 := $(shell python -c "import sys; print(int(sys.version_info >= (3, 10)))")

install-devc:
	@if [ "$(PY_GE_310)" = "1" ]; then \
		cd sqlglotc && MYPYC_OPT=0 python setup.py build_ext --inplace -j $(NPROC); \
	else \
		echo "Skipping sqlglotc build: requires Python 3.10+"; \
	fi

install-devc-release: clean
	@if [ "$(PY_GE_310)" = "1" ]; then \
		cd sqlglotc && python setup.py build_ext --inplace -j $(NPROC); \
	else \
		echo "Skipping sqlglotc build: requires Python 3.10+"; \
	fi

install-pre-commit:
	pre-commit install
	pre-commit install --hook-type post-checkout
	pre-commit install --hook-type pre-push
	pre-commit install --hook-type post-merge
	@printf '#!/bin/bash\n.github/scripts/integration_tests_sync.sh post-commit\n' > .git/hooks/post-commit
	@chmod +x .git/hooks/post-commit

bench: bench-parse bench-transpile bench-optimize

bench-parse:
	python -m benchmarks.parse

bench-transpile:
	python -m benchmarks.parse --mode transpile

bench-optimize:
	python -m benchmarks.optimize

test: hidec
	trap '$(MAKE) showc' EXIT; python -m unittest

test-fast:
	python -m unittest --failfast

BRANCH_BASE ?= main

test-branch:
	@changed_main=$$({ git diff origin/$(BRANCH_BASE)...HEAD --name-only 2>/dev/null; git diff HEAD --name-only; git diff --cached --name-only; } \
	  | sort -u | grep '^tests/.*\.py$$' | grep -v '__init__' | sed 's/\.py$$//' | tr '/' '.'); \
	changed_int=$$({ git -C sqlglot-integration-tests log --name-only --format='' origin/HEAD..HEAD 2>/dev/null; git -C sqlglot-integration-tests diff HEAD --name-only 2>/dev/null; } \
	  | sort -u | grep '^tests/sqlglot/.*\.py$$' | grep -v '__init__'); \
	if [ -z "$$changed_main" ] && [ -z "$$changed_int" ]; then \
	  echo "No test files changed vs $(BRANCH_BASE)"; exit 0; \
	fi; \
	if [ -n "$$changed_main" ]; then \
	  echo "Main tests:"; echo "$$changed_main" | tr ' ' '\n' | sed 's/^/  /'; \
	  python -m unittest $$changed_main || exit 1; \
	fi; \
	if [ -n "$$changed_int" ]; then \
	  echo "Integration tests:"; echo "$$changed_int" | tr ' ' '\n' | sed 's/^/  /'; \
	  cd sqlglot-integration-tests && PYTHONPATH=. pytest $$changed_int; \
	fi

unit: hidec
	trap '$(MAKE) showc' EXIT; SKIP_INTEGRATION=1 python -m unittest

testc: install-devc
	python -m unittest

unitc: install-devc
	SKIP_INTEGRATION=1 python -m unittest

leakcheck: install-devc
	python -m tests.leakcheck

style:
	pre-commit run --all-files
	@if [ -f sqlglot-integration-tests/Makefile ]; then \
		MYPYPATH=$(abspath .) $(MAKE) -C sqlglot-integration-tests style && \
		$(MAKE) -C sqlglot-integration-tests check-submodule; \
	fi

check: style test testc

docs:
	python pdoc/cli.py -o docs

docs-serve:
	python pdoc/cli.py --port 8002

resolve-integration-conflicts:
	cd sqlglot-integration-tests && git pull --rebase --autostash

update-fixtures:
	python sqlglot-integration-tests/scripts/update_dbt_fixtures.py
