No, we have implemented the form solution you mentioned, but only one item can be purchased.We need to add multiple items to the shopping cart (customer completes DIY multiple products).For example, for a shirt, the buyer uploads picture 1 and saves ...

Not exactly.The buyer has customized multiple products by himself (we have developed design tools that can customize multiple products), and needs to add them to the shopping cart and check out at once.Therefore, we really need to add them all to the...

look picture, how to add item to cart by cart.js before submit shop pay