context: We’re working on letting merchants sell preorders / back orders for ALL out of stock products. It’s a common request from customers that don’t want to manually configure their preorders. We have customers with 200,000+ out of stock variants.
We load the out of stock variant ids using a bulk query which is relatively simple.
However adding these many variant ids to selling plan using sellingPlanGroupAddProductVariants runs into issues. The API keeps failing even though we are well within the API limit and we’re babysitting the process for hours. If Shopify would handle the requests or tell us what the issue is we could properly parallelize and complete this.
Is there an alternative method or some way to get around the
Fails when concurrency is turned up.
Still doesn’t work the best with lower concurrency.