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feat(paper): add a simple sender mapper
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designed for use with the modern paper command manager and provides various sender mappings such as PlayerSource and ConsoleSource 

---------

Co-authored-by: Jason Penilla <[email protected]>
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broccolai and jpenilla authored Aug 5, 2024
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//
// MIT License
//
// Copyright (c) 2024 Incendo
//
// 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 org.incendo.cloud.paper.util.sender;

import io.papermc.paper.command.brigadier.CommandSourceStack;
import org.bukkit.command.ConsoleCommandSender;
import org.checkerframework.checker.nullness.qual.NonNull;

/**
* Specialized variant of {@link Source}, for when the {@link CommandSourceStack#getSender() sender} is a
* {@link ConsoleCommandSender}.
*/
@SuppressWarnings("UnstableApiUsage")
public final class ConsoleSource extends GenericSource {

ConsoleSource(final CommandSourceStack commandSourceStack) {
super(commandSourceStack);
}

@Override
public @NonNull ConsoleCommandSender source() {
return (ConsoleCommandSender) super.source();
}

}
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//
// MIT License
//
// Copyright (c) 2024 Incendo
//
// 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 org.incendo.cloud.paper.util.sender;

import io.papermc.paper.command.brigadier.CommandSourceStack;
import org.bukkit.entity.Entity;
import org.checkerframework.checker.nullness.qual.NonNull;

/**
* Specialized variant of {@link Source}, for when the {@link CommandSourceStack#getSender() sender} is
* an {@link Entity}.
*/
@SuppressWarnings("UnstableApiUsage")
public class EntitySource extends GenericSource {

EntitySource(final CommandSourceStack commandSourceStack) {
super(commandSourceStack);
}

/**
* {@inheritDoc}
*
* @return the source
*/
@Override
public @NonNull Entity source() {
return (Entity) super.source();
}
}
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//
// MIT License
//
// Copyright (c) 2024 Incendo
//
// 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 org.incendo.cloud.paper.util.sender;

import io.papermc.paper.command.brigadier.CommandSourceStack;
import org.bukkit.command.CommandSender;
import org.checkerframework.checker.nullness.qual.NonNull;

@SuppressWarnings("UnstableApiUsage")
class GenericSource implements Source {

private final CommandSourceStack commandSourceStack;

GenericSource(final @NonNull CommandSourceStack commandSourceStack) {
this.commandSourceStack = commandSourceStack;
}

@Override
public final @NonNull CommandSourceStack stack() {
return this.commandSourceStack;
}

/**
* {@inheritDoc}
*
* @return the source
*/
@Override
public @NonNull CommandSender source() {
return this.commandSourceStack.getSender();
}
}
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//
// MIT License
//
// Copyright (c) 2024 Incendo
//
// 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 org.incendo.cloud.paper.util.sender;

import io.papermc.paper.command.brigadier.CommandSourceStack;
import org.bukkit.command.CommandSender;
import org.bukkit.command.ConsoleCommandSender;
import org.bukkit.entity.Entity;
import org.bukkit.entity.Player;
import org.checkerframework.checker.nullness.qual.NonNull;
import org.incendo.cloud.Command;
import org.incendo.cloud.SenderMapper;
import org.incendo.cloud.paper.PaperCommandManager;

/**
* A simple {@link SenderMapper} implementation designed for use with {@link PaperCommandManager}.
* Allows for easily utilizing cloud's {@link Command.Builder#senderType(Class)} utilities despite the
* single {@link CommandSourceStack} implementation provided by Paper/Minecraft.
*
* <p>The {@link #map(CommandSourceStack)} implementation performs type dispatch based on the {@link CommandSourceStack#getSender() sender},
* for example it will create a {@link PlayerSource} when {@link CommandSourceStack#getSender()} is a {@link Player}, and similar for
* {@link ConsoleSource} and {@link EntitySource}. Any other specific sender types do not currently have special handling
* and will fall back to a generic {@link Source} implementation.</p>
*/
@SuppressWarnings("UnstableApiUsage")
public final class PaperSimpleSenderMapper implements SenderMapper<CommandSourceStack, Source> {

/**
* Create a new instance of {@link PaperSimpleSenderMapper}.
*
* @return a new instance of {@link PaperSimpleSenderMapper}
*/
public static @NonNull PaperSimpleSenderMapper simpleSenderMapper() {
return new PaperSimpleSenderMapper();
}

PaperSimpleSenderMapper() {
}

@Override
public @NonNull Source map(final @NonNull CommandSourceStack base) {
CommandSender commandSender = base.getSender();

if (commandSender instanceof ConsoleCommandSender) {
return new ConsoleSource(base);
}

if (commandSender instanceof Player) {
return new PlayerSource(base);
}

if (commandSender instanceof Entity) {
return new EntitySource(base);
}

return new GenericSource(base);
}

@Override
public @NonNull CommandSourceStack reverse(final @NonNull Source mapped) {
return mapped.stack();
}
}
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//
// MIT License
//
// Copyright (c) 2024 Incendo
//
// 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 org.incendo.cloud.paper.util.sender;

import io.papermc.paper.command.brigadier.CommandSourceStack;
import org.bukkit.entity.Player;
import org.checkerframework.checker.nullness.qual.NonNull;

/**
* Specialized variant of {@link Source}, for when the {@link CommandSourceStack#getSender() sender} is a
* {@link Player}.
*/
@SuppressWarnings("UnstableApiUsage")
public final class PlayerSource extends EntitySource {

PlayerSource(final CommandSourceStack commandSourceStack) {
super(commandSourceStack);
}

@Override
public @NonNull Player source() {
return (Player) super.source();
}
}
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//
// MIT License
//
// Copyright (c) 2024 Incendo
//
// 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 org.incendo.cloud.paper.util.sender;

import io.papermc.paper.command.brigadier.CommandSourceStack;
import org.bukkit.command.CommandSender;
import org.checkerframework.checker.nullness.qual.NonNull;

/**
* A simple wrapper around {@link CommandSourceStack}.
*
* @see PaperSimpleSenderMapper
*/
@SuppressWarnings("UnstableApiUsage")
public interface Source {

/**
* Gets the {@link CommandSourceStack}.
*
* @return the command source stack
*/
@NonNull CommandSourceStack stack();

/**
* Gets the underlying {@link CommandSourceStack#getSender() sender} from the {@link #stack() source stack}.
*
* <p>Specific implementations may override this method with a more specific return type.</p>
*
* @return the source
*/
@NonNull CommandSender source();
}
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/**
* Built in command sender {@link org.incendo.cloud.paper.util.sender.Source types} and
* {@link org.incendo.cloud.paper.util.sender.PaperSimpleSenderMapper mappings} for modern Paper.
*/
package org.incendo.cloud.paper.util.sender;
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//
package org.incendo.cloud.examples.paper;

import io.papermc.paper.command.brigadier.CommandSourceStack;
import org.bukkit.plugin.java.JavaPlugin;
import org.checkerframework.checker.nullness.qual.NonNull;
import org.checkerframework.framework.qual.DefaultQualifier;
import org.incendo.cloud.paper.PaperCommandManager;
import org.incendo.cloud.paper.util.sender.Source;

@SuppressWarnings("UnstableApiUsage")
@DefaultQualifier(NonNull.class)
public final class PaperPlugin extends JavaPlugin {
private final PaperCommandManager.Bootstrapped<CommandSourceStack> commandManager;
private final PaperCommandManager.Bootstrapped<Source> commandManager;

public PaperPlugin(final PaperCommandManager.Bootstrapped<CommandSourceStack> commandManager) {
public PaperPlugin(final PaperCommandManager.Bootstrapped<Source> commandManager) {
this.commandManager = commandManager;
}

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