.PHONY: all help install clean test-unit test-mutation test-fuzz test docs lint-go lint-makefile lint

help: ## Show this help
	@grep -E '^[a-zA-Z_-]+:.*##' $(MAKEFILE_LIST) | awk -F ':.*## ' '{printf "  %-15s %s\n", $$1, $$2}'

install: ## Install dev tools
	go install github.com/golangci/golangci-lint/cmd/golangci-lint@latest
	go install github.com/checkmake/checkmake/cmd/checkmake@latest
	go install github.com/go-gremlins/gremlins/cmd/gremlins@latest
	go install golang.org/x/tools/cmd/godoc@latest
	go install golang.org/x/vuln/cmd/govulncheck@latest

test-unit: ## Run unit tests with coverage
	go test ./... -cover -v

test-mutation: ## Run mutation tests with gremlins
	gremlins unleash --threshold 1.0

FUZZ_TIME ?= 30

test-fuzz: ## Run all fuzz tests for 30s each
	@for func in $$(grep -r --include='*_test.go' -oh 'func Fuzz\w*' . | sed 's/func //'); do \
		echo "Fuzzing $$func..."; \
		go test ./... -fuzz="^$$func$$" -fuzztime=$(FUZZ_TIME)s; \
	done

test: test-unit test-mutation test-fuzz ## Run all tests

lint-go: ## Lint Go code
	golangci-lint run ./...

lint-makefile: ## Lint the Makefile
	checkmake Makefile

lint: lint-go lint-makefile ## Lint all code

docs: ## Serve godoc locally
	@echo ">>> Visit: http://localhost:6060/pkg/$$(go list -m)"
	godoc -http=:6060

clean: ## Clean build and test caches
	go clean -cache -testcache

all: lint test ## Run all checks and tests