Custom Stock Status

In order to configure quantity rules for individual products (groups of products) Product Groups for Quantity Range Statuses functionality should be utilized:
1) Navigate to Stores>Configuration>Amasty Extensions>Custom Stock Status and set "Activate Product Groups for Quantity Range Statuses" setting to Yes in general tab

This will allow you to set up rules for a particular product or group.

2) Create product groups by navigating to Stores>Attributes>Product and edit "Custom Stock Status Range Product Group" attribute (custom_stock_status_qty_rule)

Add attribute options that will work as groups for quantity ranges

3) Navigate to Stores>Attributes>Product and edit "Custom Stock Status" attribute (custom_stock_status)

Open "Quantity Range Statuses" tab and here you can associate created groups with quantity ranges

4) Enable Quantity Ranges Based Stock Status and associate products with the configured product group

If you want to use this feature in Custom Stock Status, please follow these steps:

1. To activate the rule, please go to: System > Configuration > Custom Stock Status

2. On General tab find "Activate rules for Quantity Range Status" and switch it to "YES"

3. Go to: Catalog > Attributes > Manage Attributes > Custom Stock Status Qty Rule

4. On Manage Label/Option tab create some Options for the attribute

5. Go to Catalog > Attributes > Manage Attributes > Custom Stock Status

6. On "Quantity Range Statuses" tab specify Statuses and Ranges for each Rule

7. Now you are able to edit rules for each product. Go to Catalog > Manage Products > Choose any product and specify the rule for it on the general tab.

Make sure to switch "Use Quantity Ranges Based Stock Status" to "Yes"

Our module substitutes a native Magento availability option. If you don't have a stock status in the website design, our module won't show up.