Rails.application.configure do
  # Load environment variables from .env file if dotenv is not available
  env_file = Rails.root.join(".env")
  if File.exist?(env_file) && !defined?(Dotenv)
    File.readlines(env_file).each do |line|
      next if line.strip.empty? || line.start_with?("#")
      key, value = line.split("=", 2)
      ENV[key.strip] = value.strip if key && value
    end
  end

  # Try to get Stripe keys from environment variables first, then from credentials
  stripe_publishable_key = ENV["STRIPE_PUBLISHABLE_KEY"]
  stripe_secret_key = ENV["STRIPE_SECRET_KEY"]
  stripe_webhook_secret = ENV["STRIPE_WEBHOOK_SECRET"]

  # If not in environment variables, try to get from credentials
  if Rails.application.respond_to?(:credentials) && Rails.application.credentials.respond_to?(:stripe)
    stripe_credentials = Rails.application.credentials.stripe
    if stripe_credentials
      stripe_publishable_key ||= stripe_credentials[:publishable_key] if stripe_credentials.key?(:publishable_key)
      stripe_secret_key ||= stripe_credentials[:secret_key] if stripe_credentials.key?(:secret_key)
      stripe_webhook_secret ||= stripe_credentials[:webhook_secret] if stripe_credentials.key?(:webhook_secret)
    end
  end

  config.stripe = {
    publishable_key: stripe_publishable_key,
    secret_key: stripe_secret_key,
    signing_secret: stripe_webhook_secret
  }

  # Initialize Stripe API key at application startup if secret key is present
  if stripe_secret_key.present?
    Stripe.api_key = stripe_secret_key
    Rails.logger.info "Stripe initialized at application startup"
  else
    Rails.logger.warn "Stripe secret key not found - Stripe will not be initialized"
  end
end