How can I set my payment module as default payment option?

[DeadSudo]

I want to set my payment module in checkout page as the first payment option and selected by default, but i want to this by code.

Edited June 22, 2021 by DeadSudo (see edit history)

[w3bsolutions]

Here is an idea of how you would do that. For the order, arrange it in the "paymentOptions" hook. To select it by default, follow the changes in the link adapting the "checked" id to the ID of your payment module.