EpicKnarvik97/PlotSquared
EpicKnarvik97/PlotSquared
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feat: events for plot buy process

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This commit is contained in:
Pierre Maurice Schwang 2024-01-14 14:17:16 +01:00
parent 5a62cda759
commit 811e0ec38c
5 changed files with 192 additions and 15 deletions
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40
Core/src/main/java/com/plotsquared/core/command/Buy.java
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@ -21,8 +21,9 @@ package com.plotsquared.core.command;
import com.google.inject.Inject;
import com.plotsquared.core.PlotSquared;
import com.plotsquared.core.configuration.caption.TranslatableCaption;
import com.plotsquared.core.events.PlotFlagRemoveEvent;
import com.plotsquared.core.events.PlayerBuyPlotEvent;
import com.plotsquared.core.events.Result;
import com.plotsquared.core.player.OfflinePlotPlayer;
import com.plotsquared.core.player.PlotPlayer;
import com.plotsquared.core.plot.Plot;
import com.plotsquared.core.plot.PlotArea;
@ -88,22 +89,30 @@ public class Buy extends Command {
TranslatableCaption.of("permission.cant_claim_more_plots"),
TagResolver.resolver("amount", Tag.inserting(Component.text(player.getAllowedPlots())))
);
double price = plot.getFlag(PriceFlag.class);
if (price <= 0) {
double priceFlag = plot.getFlag(PriceFlag.class);
if (priceFlag <= 0) {
throw new CommandException(TranslatableCaption.of("economy.not_for_sale"));
}
checkTrue(
this.econHandler.isSupported(),
TranslatableCaption.of("economy.vault_or_consumer_null")
);
checkTrue(
this.econHandler.getMoney(player) >= price,
TranslatableCaption.of("economy.cannot_afford_plot"),
TagResolver.builder()
.tag("money", Tag.inserting(Component.text(this.econHandler.format(price))))
.tag("balance", Tag.inserting(Component.text(this.econHandler.format(this.econHandler.getMoney(player)))))
.build()
);
PlayerBuyPlotEvent event = this.eventDispatcher.callPlayerBuyPlot(player, plot, priceFlag);
if (event.getEventResult() == Result.DENY) {
throw new CommandException(TranslatableCaption.of("economy.cannot_buy_blocked"));
}
double price = event.getEventResult() == Result.FORCE ? 0 : event.price();
if (this.econHandler.getMoney(player) < price) {
throw new CommandException(
TranslatableCaption.of("economy.cannot_afford_plot"),
TagResolver.builder()
.tag("money", Tag.inserting(Component.text(this.econHandler.format(price))))
.tag("balance", Tag.inserting(Component.text(this.econHandler.format(this.econHandler.getMoney(player)))))
.build()
);
}
this.econHandler.withdrawMoney(player, price);
// Failure
// Success
@ -113,7 +122,8 @@ public class Buy extends Command {
TagResolver.resolver("money", Tag.inserting(Component.text(this.econHandler.format(price))))
);
this.econHandler.depositMoney(PlotSquared.platform().playerManager().getOfflinePlayer(plot.getOwnerAbs()), price);
OfflinePlotPlayer previousOwner = PlotSquared.platform().playerManager().getOfflinePlayer(plot.getOwnerAbs());
this.econHandler.depositMoney(previousOwner, price);
PlotPlayer<?> owner = PlotSquared.platform().playerManager().getPlayerIfExists(plot.getOwnerAbs());
if (owner != null) {
@ -127,9 +137,8 @@ public class Buy extends Command {
);
}
PlotFlag<?, ?> plotFlag = plot.getFlagContainer().getFlag(PriceFlag.class);
PlotFlagRemoveEvent event = this.eventDispatcher.callFlagRemove(plotFlag, plot);
if (event.getEventResult() != Result.DENY) {
plot.removeFlag(event.getFlag());
if (this.eventDispatcher.callFlagRemove(plotFlag, plot).getEventResult() != Result.DENY) {
plot.removeFlag(plotFlag);
}
plot.setOwner(player.getUUID());
plot.getPlotModificationManager().setSign(player.getName());
@ -137,6 +146,7 @@ public class Buy extends Command {
TranslatableCaption.of("working.claimed"),
TagResolver.resolver("plot", Tag.inserting(Component.text(plot.getId().toString())))
);
this.eventDispatcher.callPostPlayerBuyPlot(player, previousOwner, plot, price);
whenDone.run(Buy.this, CommandResult.SUCCESS);
}, () -> {
this.econHandler.depositMoney(player, price);

88
Core/src/main/java/com/plotsquared/core/events/PlayerBuyPlotEvent.java Normal file
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@ -0,0 +1,88 @@
/*
* PlotSquared, a land and world management plugin for Minecraft.
* Copyright (C) IntellectualSites <https://intellectualsites.com>
* Copyright (C) IntellectualSites team and contributors
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package com.plotsquared.core.events;
import com.plotsquared.core.player.PlotPlayer;
import com.plotsquared.core.plot.Plot;
import org.checkerframework.checker.index.qual.NonNegative;
import org.checkerframework.checker.nullness.qual.Nullable;
/**
* Called when a user attempts to buy a plot.
* <p>
* Setting the {@link #setEventResult(Result) Result} to {@link Result#FORCE} ignores the price and players account balance and does not charge the
* player anything. {@link Result#DENY} blocks the purchase completely, {@link Result#ACCEPT} and {@code null} do not modify
* the behaviour.
* <p>
* Setting the {@link #setPrice(double) price} to {@code 0} makes the plot practically free.
*
* @since TODO
*/
public class PlayerBuyPlotEvent extends PlotPlayerEvent implements CancellablePlotEvent {
private Result result;
private double price;
public PlayerBuyPlotEvent(final PlotPlayer<?> plotPlayer, final Plot plot, @NonNegative final double price) {
super(plotPlayer, plot);
this.price = price;
}
/**
* Sets the price required to buy the plot.
*
* @param price the new price.
* @since TODO
*/
public void setPrice(@NonNegative final double price) {
//noinspection ConstantValue - the annotation does not ensure a non-negative runtime value
if (price < 0) {
throw new IllegalArgumentException("price must be non-negative");
}
this.price = price;
}
/**
* Returns the currently set price required to buy the plot.
*
* @return the price.
* @since TODO
*/
public @NonNegative double price() {
return price;
}
/**
* {@inheritDoc}
*/
@Override
public void setEventResult(@Nullable final Result eventResult) {
this.result = eventResult;
}
/**
* {@inheritDoc}
*/
@Override
public @Nullable Result getEventResult() {
return this.result;
}
}

64
Core/src/main/java/com/plotsquared/core/events/post/PostPlayerBuyPlotEvent.java Normal file
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@ -0,0 +1,64 @@
/*
* PlotSquared, a land and world management plugin for Minecraft.
* Copyright (C) IntellectualSites <https://intellectualsites.com>
* Copyright (C) IntellectualSites team and contributors
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package com.plotsquared.core.events.post;
import com.plotsquared.core.events.PlotPlayerEvent;
import com.plotsquared.core.player.OfflinePlotPlayer;
import com.plotsquared.core.player.PlotPlayer;
import com.plotsquared.core.plot.Plot;
import org.checkerframework.checker.index.qual.NonNegative;
/**
* Called after a player has successfully bought a plot.
*
* @since TODO
*/
public class PostPlayerBuyPlotEvent extends PlotPlayerEvent {
private final OfflinePlotPlayer previousOwner;
private final double price;
public PostPlayerBuyPlotEvent(
final PlotPlayer<?> plotPlayer, final OfflinePlotPlayer previousOwner, final Plot plot,
@NonNegative final double price
) {
super(plotPlayer, plot);
this.previousOwner = previousOwner;
this.price = price;
}
/**
* The previous owner of the bought plot.
*
* @return the previous owner.
*/
public OfflinePlotPlayer previousOwner() {
return previousOwner;
}
/**
* Returns the price after potential modifications by {@link com.plotsquared.core.events.PlayerBuyPlotEvent}.
*
* @return the price the player had to pay to buy the plot.
*/
public double price() {
return price;
}
}

14
Core/src/main/java/com/plotsquared/core/util/EventDispatcher.java
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@ -25,6 +25,7 @@ import com.plotsquared.core.configuration.Settings;
import com.plotsquared.core.configuration.caption.TranslatableCaption;
import com.plotsquared.core.events.PlayerAutoPlotEvent;
import com.plotsquared.core.events.PlayerAutoPlotsChosenEvent;
import com.plotsquared.core.events.PlayerBuyPlotEvent;
import com.plotsquared.core.events.PlayerClaimPlotEvent;
import com.plotsquared.core.events.PlayerEnterPlotEvent;
import com.plotsquared.core.events.PlayerLeavePlotEvent;
@ -49,6 +50,7 @@ import com.plotsquared.core.events.PlotUnlinkEvent;
import com.plotsquared.core.events.RemoveRoadEntityEvent;
import com.plotsquared.core.events.TeleportCause;
import com.plotsquared.core.events.post.PostPlayerAutoPlotEvent;
import com.plotsquared.core.events.post.PostPlayerBuyPlotEvent;
import com.plotsquared.core.events.post.PostPlotChangeOwnerEvent;
import com.plotsquared.core.events.post.PostPlotDeleteEvent;
import com.plotsquared.core.events.post.PostPlotMergeEvent;
@ -57,6 +59,7 @@ import com.plotsquared.core.listener.PlayerBlockEventType;
import com.plotsquared.core.location.Direction;
import com.plotsquared.core.location.Location;
import com.plotsquared.core.permissions.Permission;
import com.plotsquared.core.player.OfflinePlotPlayer;
import com.plotsquared.core.player.PlotPlayer;
import com.plotsquared.core.plot.Plot;
import com.plotsquared.core.plot.PlotArea;
@ -315,6 +318,17 @@ public class EventDispatcher {
return event;
}
public PlayerBuyPlotEvent callPlayerBuyPlot(PlotPlayer<?> player, Plot plot, double price) {
PlayerBuyPlotEvent event = new PlayerBuyPlotEvent(player, plot, price);
eventBus.post(event);
return event;
}
public void callPostPlayerBuyPlot(PlotPlayer<?> player, OfflinePlotPlayer previousOwner, Plot plot,
double price) {
eventBus.post(new PostPlayerBuyPlotEvent(player, previousOwner, plot, price));
}
public void doJoinTask(final PlotPlayer<?> player) {
if (player == null) {
return; //possible future warning message to figure out where we are retrieving null

1
Core/src/main/resources/lang/messages_en.json
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@ -125,6 +125,7 @@
"economy.added_balance": "<prefix><gold><money> </gold><gray>has been added to your balance.</gray>",
"economy.removed_balance": "<prefix><gold><money> </gold><gray>has been taken from your balance.</gray>",
"economy.removed_granted_plot": "<prefix><gray>You used <used_grants> plot grant(s), you've got </gray><gold><remaining_grants></gold> <gray>left.</gray>",
"economy.cannot_buy_blocked": "<prefix><red>You are not allowed to buy this plot.</red>",
"setup.choose_generator": "<gold>What generator do you want?</gold>",
"setup.setup_not_started": "<prefix><gold>No setup started.</gold>",
"setup.setup_init": "<prefix><gold>Usage: </gold><gray>/plot setup <value></gray>",