Files
go-nkode/pkg/nkode-core/entities/keypad_utils.go
2025-01-21 01:19:27 -06:00

24 lines
655 B
Go

package entities
import (
"errors"
"fmt"
"go-nkode/pkg/nkode-core/security"
)
func SelectKeyByAttrIdx(interfaceUser []int, passcodeIdxs []int, keypadSize KeypadDimension) ([]int, error) {
selectedKeys := make([]int, len(passcodeIdxs))
for idx := range passcodeIdxs {
attrIdx, err := security.IndexOf[int](interfaceUser, passcodeIdxs[idx])
if err != nil {
return nil, err
}
keyNumb := attrIdx / keypadSize.AttrsPerKey
if keyNumb >= keypadSize.NumbOfKeys {
return nil, errors.New(fmt.Sprintf("index key number: %d out of range 0-%d", keyNumb, keypadSize.NumbOfKeys-1))
}
selectedKeys[idx] = keyNumb
}
return selectedKeys, nil
}