Currently, as long as a subscription is INITIAL, updatePlan will work accordingly but it fails when it's not INITIAL. It should be possible to change the product in some cases, for example you have:
- Product A Monthly
- Product A Yearly
or
- Product A 2 times a week
- Product A 4 times a week
You should be able to upgrade an existing subscription from monthly to yearly or maybe any other valid business case. Business logic has to be written to do a pro-rata credit note or equivalent to stop the former subscription pre-termination.
Currently, as long as a subscription is INITIAL, updatePlan will work accordingly but it fails when it's not INITIAL. It should be possible to change the product in some cases, for example you have:
or
You should be able to upgrade an existing subscription from monthly to yearly or maybe any other valid business case. Business logic has to be written to do a pro-rata credit note or equivalent to stop the former subscription pre-termination.