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✨ Add an adventure text colour parser

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Alexander Söderberg 2020-10-16 20:43:54 +02:00 • committed by Alexander Söderberg
parent edc5249244
commit 366c4f2ce5
4 changed files with 251 additions and 50 deletions
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cloud-minecraft/cloud-minecraft-extras/src/main/java/cloud/commandframework/minecraft/extras/ColorArgument.java Normal file
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//
// MIT License
//
// Copyright (c) 2020 Alexander Söderberg & Contributors
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
//
package cloud.commandframework.minecraft.extras;
import cloud.commandframework.arguments.CommandArgument;
import cloud.commandframework.arguments.parser.ArgumentParseResult;
import cloud.commandframework.arguments.parser.ArgumentParser;
import cloud.commandframework.captions.CaptionVariable;
import cloud.commandframework.captions.StandardCaptionKeys;
import cloud.commandframework.context.CommandContext;
import cloud.commandframework.exceptions.parsing.ParserException;
import cloud.commandframework.types.tuples.Pair;
import io.leangen.geantyref.TypeToken;
import net.kyori.adventure.text.format.NamedTextColor;
import net.kyori.adventure.text.format.TextColor;
import org.checkerframework.checker.nullness.qual.NonNull;
import java.util.Arrays;
import java.util.Collection;
import java.util.LinkedList;
import java.util.List;
import java.util.Queue;
import java.util.regex.Pattern;
/**
* Parser for color codes
*
* @param <C> Command sender type
*/
public final class ColorArgument<C> extends CommandArgument<C, TextColor> {
private static final Pattern LEGACY_PREDICATE = Pattern.compile(
"&[0-9a-fA-F]"
);
private static final Pattern HEX_PREDICATE = Pattern.compile(
"#?([a-fA-F0-9]{1,6})"
);
private static final Collection<Pair<Character, NamedTextColor>> COLORS = Arrays.asList(
Pair.of('0', NamedTextColor.BLACK),
Pair.of('1', NamedTextColor.DARK_BLUE),
Pair.of('2', NamedTextColor.DARK_GREEN),
Pair.of('3', NamedTextColor.DARK_GREEN),
Pair.of('4', NamedTextColor.DARK_AQUA),
Pair.of('5', NamedTextColor.DARK_PURPLE),
Pair.of('6', NamedTextColor.GOLD),
Pair.of('7', NamedTextColor.GRAY),
Pair.of('8', NamedTextColor.DARK_GRAY),
Pair.of('9', NamedTextColor.BLUE),
Pair.of('a', NamedTextColor.GREEN),
Pair.of('b', NamedTextColor.AQUA),
Pair.of('c', NamedTextColor.RED),
Pair.of('d', NamedTextColor.LIGHT_PURPLE),
Pair.of('e', NamedTextColor.YELLOW),
Pair.of('f', NamedTextColor.WHITE)
);
private ColorArgument(
final boolean required,
final @NonNull String name,
final @NonNull String defaultValue
) {
super(
required,
name,
new ColorArgumentParser<>(),
defaultValue,
TypeToken.get(TextColor.class),
null,
new LinkedList<>()
);
}
/**
* Create a new required colour argument
*
* @param name Argument name
* @param <C> Command sender type
* @return Created argument
*/
public static <C> @NonNull ColorArgument<C> of(final @NonNull String name) {
return new ColorArgument<>(
true,
name,
""
);
}
/**
* Create a new optional colour argument
*
* @param name Argument name
* @param <C> Command sender type
* @return Created argument
*/
public static <C> @NonNull ColorArgument<C> optional(final @NonNull String name) {
return new ColorArgument<>(
false,
name,
""
);
}
/**
* Create a new optional colour argument
*
* @param name Argument name
* @param defaultValue Default value
* @param <C> Command sender type
* @return Created argument
*/
public static <C> @NonNull ColorArgument<C> optionalWithDefault(
final @NonNull String name,
final @NonNull String defaultValue
) {
return new ColorArgument<>(
false,
name,
defaultValue
);
}
public static final class ColorArgumentParser<C> implements ArgumentParser<C, TextColor> {
@Override
public @NonNull ArgumentParseResult<@NonNull TextColor> parse(
final @NonNull CommandContext<@NonNull C> commandContext,
final @NonNull Queue<@NonNull String> inputQueue
) {
final String input = inputQueue.peek();
if (input == null) {
throw new NullPointerException(
"No input was supplied"
);
}
if (LEGACY_PREDICATE.matcher(input).matches()) {
final char code = input.substring(1).toLowerCase().charAt(0);
for (final Pair<Character, NamedTextColor> pair : COLORS) {
if (pair.getFirst() == code) {
inputQueue.remove();
return ArgumentParseResult.success(
pair.getSecond()
);
}
}
}
for (final Pair<Character, NamedTextColor> pair : COLORS) {
if (pair.getSecond().toString().equalsIgnoreCase(input)) {
inputQueue.remove();
return ArgumentParseResult.success(
pair.getSecond()
);
}
}
if (HEX_PREDICATE.matcher(input).matches()) {
return ArgumentParseResult.success(
TextColor.color(Integer.parseInt(input.startsWith("#") ? input.substring(1) : input, 16))
);
}
return ArgumentParseResult.failure(
new ColorArgumentParseException(
commandContext,
input
)
);
}
@Override
public @NonNull List<@NonNull String> suggestions(
final @NonNull CommandContext<C> commandContext, final @NonNull String input
) {
final List<String> suggestions = new LinkedList<>();
if (input.isEmpty() || input.equals("#") || (HEX_PREDICATE.matcher(input).matches()
&& input.length() < (input.startsWith("#") ? 7 : 6))) {
for (char c = 'a'; c <= 'f'; c++) {
suggestions.add(String.format("%s%c", input, c));
suggestions.add(String.format("&%c", c));
}
for (char c = '0'; c <= '9'; c++) {
suggestions.add(String.format("%s%c", input, c));
suggestions.add(String.format("&%c", c));
}
}
suggestions.addAll(NamedTextColor.NAMES.keys());
return suggestions;
}
}
private static final class ColorArgumentParseException extends ParserException {
private ColorArgumentParseException(
final @NonNull CommandContext<?> commandContext,
final @NonNull String input
) {
super(
ColorArgumentParser.class,
commandContext,
StandardCaptionKeys.ARGUMENT_PARSE_FAILURE_COLOR,
CaptionVariable.of("input", input)
);
}
}
}