class Lato::AccountController

def update_web3_action
  return respond_to_with_not_found unless Lato.config.web3_connection
  if @session.user.web3_address
    respond_to do |format|
      if @session.user.remove_web3_connection
        format.html { redirect_to lato.account_path }
        format.json { render json: @session.user }
      else
        format.html { render :index, status: :unprocessable_entity }
        format.json { render json: @session.user.errors, status: :unprocessable_entity }
      end
    end
  elsif session[:web3_nonce]
    respond_to do |format|
      if @session.user.add_web3_connection(params.require(:user).permit(:web3_address, :web3_signed_nonce).merge(web3_nonce: session[:web3_nonce]))
        session[:web3_nonce] = nil
        format.html { redirect_to lato.account_path }
        format.json { render json: @session.user }
      else
        session[:web3_nonce] = nil
        format.html { render :index, status: :unprocessable_entity }
        format.json { render json: @session.user.errors, status: :unprocessable_entity }
      end
    end
  else
    respond_to do |format|
      if session[:web3_nonce] = SecureRandom.hex(32)
        format.html { redirect_to lato.account_path }
        format.json { render json: @session.user }
      else
        format.html { render :index, status: :unprocessable_entity }
        format.json { render json: @session.user.errors, status: :unprocessable_entity }
      end
    end
  end
end