title: Suggest module for maintaining inventory and image zoom drupal commerce
body: <p>I have created a website using drupal 7 commerce now I need a module for two functionality</p>
  
  <p>1.) To manage inventory for the website so that the user can only by the item that are available in my inventory.</p>
  
  <p>2.) I want to add a image hover effect plus the overlay effect on the product page so that the users will able to zoom in to the product.</p>
  
  <p>please suggest the suitable modules or do i need to write my own module for this,</p>