53 lines
1.5 KiB
Java
53 lines
1.5 KiB
Java
package io.gitlab.jfronny.muscript.optic;
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import java.util.*;
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/** An enum represented as an OObject with automatic conversions to a number (index) and string (selected value) */
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public record OEnum(Map<String, OAny<?>> values, OEnumEntry value) implements OObject {
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public OEnum(List<String> values, String value) {
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this(createMap(values, value), new OEnumEntry(value, values.indexOf(value), true));
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}
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@Override
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public Map<String, OAny<?>> getValue() {
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return values;
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}
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@Override
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public OString asString() {
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return value;
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}
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@Override
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public ONumber asNumber() {
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return value.asNumber();
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}
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private static Map<String, OAny<?>> createMap(List<String> values, String value) {
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Map<String, OAny<?>> result = new LinkedHashMap<>();
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OEnumEntry v = new OEnumEntry(value, values.indexOf(value), true);
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result.put("value", v);
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for (int i = 0; i < values.size(); i++) {
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result.put(values.get(i), new OEnumEntry(values.get(i), i, values.get(i).equals(value)));
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}
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return Map.copyOf(result);
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}
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public record OEnumEntry(String value, int index, boolean selected) implements OString {
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@Override
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public String getValue() {
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return value;
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}
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@Override
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public ONumber asNumber() {
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return OFinal.of(index);
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}
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@Override
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public OBool asBool() {
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return OFinal.of(selected);
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}
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}
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}
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