.PHONY: help init plan apply destroy output clean backend-setup setup-backend deploy-frontend dev test test-local install-deps lint format

help: ## Show this help message
	@echo "Available targets:"
	@grep -E '^[a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) | sort | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-20s\033[0m %s\n", $$1, $$2}'

# ===== Infrastructure =====
backend-setup: ## Set up S3 backend infrastructure (run this first)
	cd infra && terraform init
	cd infra && terraform apply -target=aws_s3_bucket.terraform_state -target=aws_dynamodb_table.terraform_state_lock -auto-approve

setup-backend: ## Configure Terraform to use S3 backend (run after backend-setup)
	cd infra && sed -i 's/# backend "s3" {/backend "s3" {/' versions.tf
	cd infra && sed -i 's/#   bucket/  bucket/' versions.tf
	cd infra && sed -i 's/#   key/  key/' versions.tf
	cd infra && sed -i 's/#   region/  region/' versions.tf
	cd infra && sed -i 's/#   dynamodb_table/  dynamodb_table/' versions.tf
	cd infra && sed -i 's/#   encrypt/  encrypt/' versions.tf
	cd infra && sed -i 's/# }/}/' versions.tf
	cd infra && terraform init -migrate-state

init: ## Initialize Terraform
	cd infra && terraform init

plan: ## Show Terraform plan
	cd infra && terraform plan

apply: ## Apply Terraform changes
	cd infra && terraform apply -auto-approve

destroy: ## Destroy Terraform infrastructure
	cd infra && terraform destroy -auto-approve

output: ## Show Terraform outputs
	cd infra && terraform output

clean: ## Clean up Terraform state and lock files
	cd infra && rm -f .terraform.lock.hcl
	cd infra && rm -rf .terraform/

deploy-frontend: ## Deploy frontend files to S3 bucket
	aws s3 sync public/ s3://calculator-127local-net --delete --exclude "*.DS_Store" --exclude "*.tmp"
	aws cloudfront create-invalidation --distribution-id E35YHG58GE55V5 --paths "/*"

deploy: backend-setup setup-backend plan apply output ## Full deployment pipeline with backend setup

# ===== Local Development =====
dev: ## Start local development server
	PORT=8008 python dev_server.py

dev-server: dev ## Alias for dev target

# ===== Testing =====
test: ## Run all tests (requires local dev server running)
	pytest tests/ -v

test-local: ## Run tests with local dev server (starts server, runs tests, stops server)
	@echo "Starting local development server..."
	@python dev_server.py &
	@echo "Waiting for server to start..."
	@sleep 3
	@echo "Running tests..."
	@pytest tests/ -v
	@echo "Stopping server..."
	@pkill -f "python dev_server.py" || true

test-watch: ## Run tests in watch mode (requires local dev server)
	pytest tests/ -v -f --tb=short

# ===== Dependencies =====
venv: ## Create virtual environment
	python3 -m venv venv
	@echo "Virtual environment created. Activate with: source venv/bin/activate"

install-deps: venv ## Install Python development dependencies in virtual environment
	@echo "Installing dependencies in virtual environment..."
	venv/bin/pip install -r requirements.txt
	@echo "Dependencies installed. Activate virtual environment with: source venv/bin/activate"

install-test-deps: install-deps ## Alias for install-deps

activate: ## Show activation command
	@echo "To activate virtual environment, run:"
	@echo "source venv/bin/activate"
	@echo ""
	@echo "Then you can run:"
	@echo "make test"
	@echo "make dev"

# ===== Code Quality =====
lint: ## Run code linting and style checks
	@echo "Checking Python files..."
	@python -m flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics || true
	@echo "Checking JavaScript files..."
	@echo "Note: Consider adding ESLint for JavaScript linting"

format: ## Format Python code (requires black)
	@echo "Formatting Python files..."
	@python -m black . --check || echo "Black not installed. Install with: pip install black"

format-fix: ## Format Python code and fix issues (requires black)
	@echo "Formatting Python files..."
	@python -m black . || echo "Black not installed. Install with: pip install black"

# ===== Utility =====
clean-all: clean ## Clean all generated files
	@echo "Cleaning Python cache..."
	@find . -type d -name "__pycache__" -exec rm -rf {} + 2>/dev/null || true
	@find . -type f -name "*.pyc" -delete 2>/dev/null || true
	@echo "Cleaning test cache..."
	@rm -rf .pytest_cache/ || true

status: ## Show current project status
	@echo "=== Project Status ==="
	@echo "Python version: $(shell python --version)"
	@echo "Pip packages: $(shell pip list | grep -E "(pytest|selenium)" || echo "Test dependencies not installed")"
	@echo "Local server: $(shell pgrep -f 'python dev_server.py' >/dev/null && echo 'Running' || echo 'Not running')"
	@echo "Terraform: $(shell cd infra && terraform version 2>/dev/null | head -1 || echo 'Not initialized')"

# ===== Quick Development Workflow =====
dev-test: dev test ## Start dev server and run tests (in separate terminals)
	@echo "Development server started. Run 'make test' in another terminal to run tests."

quick-test: ## Quick test run (assumes server is running)
	pytest tests/ -v -x --tb=short

# ===== Documentation =====
docs: ## Generate documentation (placeholder)
	@echo "Documentation generation not yet implemented"
	@echo "Consider adding Sphinx or similar for documentation"

help-dev: ## Show development-specific help
	@echo "=== Development Commands ==="
	@echo "make dev          - Start local development server"
	@echo "make test        - Run tests (requires server running)"
	@echo "make test-local  - Start server, run tests, stop server"
	@echo "make install-deps - Install test dependencies"
	@echo "make lint        - Run code quality checks"
	@echo "make format      - Check code formatting"
	@echo "make status      - Show project status"