package hexx

/*
HexStrWithPrefix sets whether a prefix ("0x" by default, see [HexStrWithPrefixStr])
*/
func HexStrWithPrefix(pfx bool) (f hexStrFmtrOpt) {

	f = func(h *hexStrFmtr) {
		if h.pfxStr == "" {
			h.pfxStr = "0x"
		}
		h.pfx = pfx
	}

	return
}

/*
HexStrWithPrefixStr sets the prefix used if a prefix is to be included (see [HexStrWithPrefix]).

The default is "0x".
*/
func HexStrWithPrefixStr(pfx string) (f hexStrFmtrOpt) { return func(h *hexStrFmtr) { h.pfxStr = pfx } }

/*
HexStrWithLower uses lowercase or uppercase hex character representation. The default is lowercase.

To use uppercase, specify this option with lower == false.
*/
func HexStrWithLower(lower bool) (f hexStrFmtrOpt) { return func(h *hexStrFmtr) { h.lower = lower } }

/*
HexStrWithLeftPad specifies if left zero-padding should be used.

The default is true.
*/
func HexStrWithLeftPad(leftPad bool) (f hexStrFmtrOpt) {
	return func(h *hexStrFmtr) { h.noLeftPad = !leftPad }
}

/*
HexStrWithSegLeftPad specifies if left zero-padding should be used for each segment (see [HexStrWithSplit]).

The default is true.
*/
func HexStrWithSegLeftPad(segLeftPad bool) (f hexStrFmtrOpt) {
	return func(h *hexStrFmtr) { h.noSegmentLeftPad = !segLeftPad }
}

/*
HexStrWithSplit will split the hex string into "chunks" of numBytes bytes.

For example:
	numBytes == 0:
	0x0123456789abcdef

	numBytes == 1:
	0x01 0x23 0x45 0x67 0x89 0xab 0xcd 0xef

	numBytes == 2:
	0x0123 0x4567 0x89ab 0xcdef
*/
func HexStrWithSplit(numBytes uint) (f hexStrFmtrOpt) {
	return func(h *hexStrFmtr) { h.segmentBytes = numBytes }
}

// TODO