.PHONY: build-agent run-agent build-agent-docker clean help

# Detect Docker socket GID
DOCKER_GID := $(shell stat -c '%g' /var/run/docker.sock 2>/dev/null || echo 999)

# Build the agent binary
build-agent:
	@echo "Building Census Agent..."
	CGO_ENABLED=0 GOOS=linux go build -ldflags="-w -s" -o bin/census-agent ./cmd/agent
	@echo "Agent built successfully: bin/census-agent"

# Build agent Docker image with correct GID
build-agent-docker:
	@echo "Building Census Agent Docker image..."
	@echo "Detected Docker socket GID: $(DOCKER_GID)"
	docker build -f Dockerfile.agent --build-arg DOCKER_GID=$(DOCKER_GID) -t census-agent:latest .
	@echo "Docker image built: census-agent:latest"

# Run the agent (binary)
run-agent:
	@echo "Starting Census Agent on port 9876..."
	@if [ ! -f bin/census-agent ]; then $(MAKE) build-agent; fi
	./bin/census-agent --port=9876

# Run agent in Docker
run-agent-docker:
	@echo "Starting Census Agent in Docker..."
	@if ! docker images | grep -q census-agent; then $(MAKE) build-agent-docker; fi
	docker run -d \
		--name census-agent \
		--restart unless-stopped \
		-p 9876:9876 \
		-v /var/run/docker.sock:/var/run/docker.sock \
		census-agent:latest
	@echo "Agent started. Get token with: docker logs census-agent | grep 'API Token'"

# Stop Docker agent
stop-agent-docker:
	@echo "Stopping Census Agent..."
	docker stop census-agent || true
	docker rm census-agent || true

# Clean build artifacts
clean:
	@echo "Cleaning build artifacts..."
	rm -rf bin/census-agent
	@echo "Cleaned"

# Docker Compose shortcuts
compose-up:
	@echo "Starting agent with docker-compose..."
	@echo "Detected Docker socket GID: $(DOCKER_GID)"
	@if [ ! -f .env ]; then \
		echo "Creating .env file with DOCKER_GID..."; \
		echo "DOCKER_GID=$(DOCKER_GID)" > .env; \
		echo "# Add your API token below (or it will be auto-generated):" >> .env; \
		echo "#API_TOKEN=your-token-here" >> .env; \
	fi
	DOCKER_GID=$(DOCKER_GID) docker-compose -f docker-compose.agent.yml up -d --build
	@echo "Agent started! Get token with: docker-compose -f docker-compose.agent.yml logs | grep 'API Token'"

compose-down:
	@echo "Stopping agent..."
	docker-compose -f docker-compose.agent.yml down

compose-logs:
	docker-compose -f docker-compose.agent.yml logs -f

# Display help
help:
	@echo "Census Agent Makefile"
	@echo ""
	@echo "Detected Docker Socket GID: $(DOCKER_GID)"
	@echo ""
	@echo "Usage:"
	@echo "  make build-agent          - Build agent binary"
	@echo "  make build-agent-docker   - Build agent Docker image (with correct GID)"
	@echo "  make run-agent            - Run agent binary"
	@echo "  make run-agent-docker     - Run agent in Docker"
	@echo "  make stop-agent-docker    - Stop Docker agent"
	@echo "  make compose-up           - Start agent with docker-compose (recommended)"
	@echo "  make compose-down         - Stop agent started with docker-compose"
	@echo "  make compose-logs         - View agent logs"
	@echo "  make clean                - Remove build artifacts"
	@echo "  make help                 - Show this help"