Shopify Product Template Backorder Update

Job ID: 34800529

Budget: $30 – $250 NZD

Update needed to Shopify theme to allow backorder functionality with the following conditions for a backordered product.
1. When product has 0 stock but Shopify product selection "Continue selling when out of stock" specify Backorder
2. Change "Item is out of stock" on product page to "Available on Backorder - Allow 1-2 weeks for delivery"
3. Change "Add to cart" button to "Backorder"
4. Add note to Shopify Cart if Backorder product is added to cart "Please note one of your items is on backorder. Please allow 1-2 weeks for delivery.
5. Add note to Shopify order in backend orders page and email confirmation on client side. "Product on backorder"
Related categories: PHP JavaScript HTML Shopify Templates Shopify