How to add Line Items functionality to a custom module?

[BrozTechnologies]

Take a look at this post for some ideas:

Line Items in a Custom Module

In a custom module in modules/modulename/vardefs.php file and localization file (/en-us.lang.php) define the fields and relationships (AOS_Products_Quotes and AOS_Line_Item_Groups): ‘LBL_IMPORT_LINE_ITEMS’ ‘LBL_LINE_ITEMS’ ‘LBL_GRAND_TOTAL’ ‘LBL_TOTAL_AMT’ ‘LBL_TAX_AMOUNT’ ‘LBL_SUBTOTAL_AMOUNT’ ‘LBL_SHIPPING_AMOUNT’ ‘LBL_SHIPPING_TAX_AMT’ ‘LBL_DISCOUNT_AMOUNT’ ‘LBL_ADD_PRODUCT_LINE’ ‘LBL_ADD_SERVICE_LINE’ ‘LBL_REMOVE_PRODUCT_LINE’ ‘LBL_SERVICE_NAME’ ‘LBL_SERVICE_LIST_PRICE’ ‘LBL_…