laybuy payments option requires defining installment

[boudo2017]

Hi,
we need option that laybuy payment (full or partial ) can be done with or without installements,
amount will be recorded as due ,customer section shows customer balances ,payments and dues amounts

To Reproduce
Steps to reproduce the behavior:

1. Go to 'pay'
2. Click on 'laybuy.'
3. Scroll down to '.....'
4. See error

Expected behavior
A clear and concise description of what you expected to happen.

Screenshots
If applicable, add screenshots to help explain your problem.

Environment:

• NexoPOS 4.7
• Premium Extensions:
• Gastro (4.6)
  
  .2)]

[Blair2004]

This has been moved to discussions as it's pointing out an improvement.