22 lines
625 B
Go
22 lines
625 B
Go
package nkode
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import (
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"errors"
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"fmt"
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m "go-nkode/core/model"
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"go-nkode/util"
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)
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func SelectKeyByAttrIdx(interfaceUser []int, passcodeIdxs []int, keypadSize m.KeypadDimension) ([]int, error) {
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selectedKeys := make([]int, len(passcodeIdxs))
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for idx := range passcodeIdxs {
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attrIdx := util.IndexOf[int](interfaceUser, passcodeIdxs[idx])
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keyNumb := attrIdx / keypadSize.AttrsPerKey
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if keyNumb < 0 || keyNumb >= keypadSize.NumbOfKeys {
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return nil, errors.New(fmt.Sprintf("index key number: %d out of range 0-%d", keyNumb, keypadSize.NumbOfKeys-1))
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}
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selectedKeys[idx] = keyNumb
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}
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return selectedKeys, nil
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}
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