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Merge pull request #2667 from Multiverse/content-display-improvements

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A few tweaks to ContentDisplay and friends.
This commit is contained in:
Jeremy Wood 2021-07-06 22:22:47 -04:00 committed by GitHub
commit 9541c757db
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GPG Key ID: 4AEE18F83AFDEB23
19 changed files with 436 additions and 341 deletions
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18
src/main/java/com/onarandombox/MultiverseCore/commands/GamerulesCommand.java
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@ -8,11 +8,9 @@
package com.onarandombox.MultiverseCore.commands;
import com.onarandombox.MultiverseCore.MultiverseCore;
import com.onarandombox.MultiverseCore.api.MultiverseWorld;
import com.onarandombox.MultiverseCore.displaytools.ColorAlternator;
import com.onarandombox.MultiverseCore.displaytools.ContentDisplay;
import com.onarandombox.MultiverseCore.displaytools.DisplayHandlers;
import com.onarandombox.MultiverseCore.displaytools.DisplaySettings;
import com.onarandombox.MultiverseCore.display.ColorAlternator;
import com.onarandombox.MultiverseCore.display.ContentDisplay;
import com.onarandombox.MultiverseCore.display.settings.MapDisplaySettings;
import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.GameRule;
@ -21,7 +19,6 @@ import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
import org.bukkit.permissions.PermissionDefault;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
@ -76,14 +73,11 @@ public class GamerulesCommand extends MultiverseCommand {
}
}
new ContentDisplay.Builder<Map<String, Object>>()
.sender(sender)
ContentDisplay.forContent(getGameRuleMap(world))
.header("=== Gamerules for %s%s%s ===", ChatColor.AQUA, world.getName(), ChatColor.WHITE)
.contents(getGameRuleMap(world))
.displayHandler(DisplayHandlers.INLINE_MAP)
.colorTool(ColorAlternator.with(ChatColor.GREEN, ChatColor.GOLD))
.setting(DisplaySettings.OPERATOR, ": ")
.display();
.setting(MapDisplaySettings.OPERATOR, ": ")
.show(sender);
}
private Map<String, Object> getGameRuleMap(World world) {

23
src/main/java/com/onarandombox/MultiverseCore/commands/ListCommand.java
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@ -7,14 +7,13 @@
package com.onarandombox.MultiverseCore.commands;
import com.dumptruckman.minecraft.util.Logging;
import com.onarandombox.MultiverseCore.MultiverseCore;
import com.onarandombox.MultiverseCore.api.MultiverseWorld;
import com.onarandombox.MultiverseCore.displaytools.ColorAlternator;
import com.onarandombox.MultiverseCore.displaytools.ContentDisplay;
import com.onarandombox.MultiverseCore.displaytools.ContentFilter;
import com.onarandombox.MultiverseCore.displaytools.DisplayHandlers;
import com.onarandombox.MultiverseCore.displaytools.DisplaySettings;
import com.onarandombox.MultiverseCore.display.ColorAlternator;
import com.onarandombox.MultiverseCore.display.ContentDisplay;
import com.onarandombox.MultiverseCore.display.ContentFilter;
import com.onarandombox.MultiverseCore.display.DisplayHandlers;
import com.onarandombox.MultiverseCore.display.settings.PagedDisplaySettings;
import org.bukkit.ChatColor;
import org.bukkit.World;
import org.bukkit.command.CommandSender;
@ -22,9 +21,7 @@ import org.bukkit.entity.Player;
import org.bukkit.permissions.PermissionDefault;
import org.jetbrains.annotations.NotNull;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.stream.Collectors;
@ -68,18 +65,16 @@ public class ListCommand extends MultiverseCommand {
}
}
new ContentDisplay.Builder<Collection<String>>()
.sender(sender)
ContentDisplay.forContent(getListContents(sender))
.header("%s====[ Multiverse World List ]====", ChatColor.GOLD)
.contents(getListContents(sender))
.displayHandler(DisplayHandlers.PAGE_LIST)
.colorTool(ColorAlternator.with(ChatColor.AQUA, ChatColor.GOLD))
.filter(filter)
.setting(DisplaySettings.SHOW_PAGE, page)
.display();
.setting(PagedDisplaySettings.SHOW_PAGE, page)
.show(sender);
}
private List<String> getListContents(@NotNull CommandSender sender) {
private Collection<String> getListContents(@NotNull CommandSender sender) {
Player player = (sender instanceof Player) ? (Player) sender : null;
List<String> worldList = this.plugin.getMVWorldManager().getMVWorlds().stream()

2
src/main/java/com/onarandombox/MultiverseCore/displaytools/ColorAlternator.java → src/main/java/com/onarandombox/MultiverseCore/display/ColorAlternator.java
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@ -1,4 +1,4 @@
package com.onarandombox.MultiverseCore.displaytools;
package com.onarandombox.MultiverseCore.display;
import org.bukkit.ChatColor;
import org.jetbrains.annotations.NotNull;

3
src/main/java/com/onarandombox/MultiverseCore/displaytools/ColorTool.java → src/main/java/com/onarandombox/MultiverseCore/display/ColorTool.java
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@ -1,10 +1,11 @@
package com.onarandombox.MultiverseCore.displaytools;
package com.onarandombox.MultiverseCore.display;
import org.bukkit.ChatColor;
/**
* Tools to allow customisation.
*/
@FunctionalInterface
public interface ColorTool {
/**

112
src/main/java/com/onarandombox/MultiverseCore/displaytools/ContentDisplay.java → src/main/java/com/onarandombox/MultiverseCore/display/ContentDisplay.java
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@ -1,9 +1,9 @@
package com.onarandombox.MultiverseCore.displaytools;
package com.onarandombox.MultiverseCore.display;
import com.onarandombox.MultiverseCore.display.settings.DisplaySetting;
import org.bukkit.ChatColor;
import org.bukkit.command.CommandSender;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.Collection;
import java.util.Map;
@ -19,39 +19,66 @@ public class ContentDisplay<T> {
public static final String LINE_BREAK = "%br%";
private CommandSender sender;
/**
* Creates a ContentDisplay.Builder for the given content.
*
* @param content The content to be displayed.
* @param <T> The type of the content which can be inferred.
* @return A new Builder.
*/
public static <T> Builder<T> forContent(T content) {
return new Builder<>(content);
}
/**
* Creates a ContentDisplay.Builder for the given collection of content.
*
* @param content The content to be displayed.
* @return A new Builder.
*/
public static Builder<Collection<String>> forContent(Collection<String> content) {
return new Builder<>(content).displayHandler(DisplayHandlers.LIST);
}
/**
* Creates a ContentDisplay.Builder for the given map of content.
*
* @param content The content to be displayed.
* @return A new Builder.
*/
public static Builder<Map<String, Object>> forContent(Map<String, Object> content) {
return new Builder<>(content).displayHandler(DisplayHandlers.INLINE_MAP);
}
private final T contents;
private String header;
private T contents;
private String emptyMessage = "No matching content to display.";
private DisplayHandler<T> displayHandler;
private ColorTool colorTool = ColorTool.DEFAULT;
private ContentFilter filter = ContentFilter.DEFAULT;
private final Map<DisplaySetting<?>, Object> settingsMap = new WeakHashMap<>();
private ContentDisplay() { }
/**
* Do the actual displaying of contents to the sender.
*/
public void send() {
Collection<String> formattedContent;
try {
formattedContent = (this.contents == null) ? null : this.displayHandler.format(this);
} catch (DisplayFormatException e) {
this.sender.sendMessage(String.format("%sError: %s", ChatColor.RED, e.getMessage()));
return;
}
this.displayHandler.sendHeader(this);
this.displayHandler.sendSubHeader(this);
this.displayHandler.sendBody(this, formattedContent);
private ContentDisplay(T contents) {
this.contents = contents;
}
/**
* @return Gets the target sender.
* Do the actual displaying of contents to the sender.
*
* @param sender The CommandSender to show the display to.
*/
@NotNull
public CommandSender getSender() {
return sender;
public void show(@NotNull CommandSender sender) {
Collection<String> formattedContent;
try {
formattedContent = (this.contents == null) ? null : this.displayHandler.format(sender, this);
} catch (DisplayFormatException e) {
sender.sendMessage(String.format("%sError: %s", ChatColor.RED, e.getMessage()));
return;
}
this.displayHandler.sendHeader(sender, this);
this.displayHandler.sendSubHeader(sender, this);
this.displayHandler.sendBody(sender, this, formattedContent);
}
/**
@ -138,20 +165,8 @@ public class ContentDisplay<T> {
private final ContentDisplay<T> display;
public Builder() {
this.display = new ContentDisplay<>();
}
/**
* Sets target sender to display message to. <b>Required.</b>
*
* @param sender The target sender.
* @return The builder.
*/
@NotNull
public Builder<T> sender(@NotNull CommandSender sender) {
this.display.sender = sender;
return this;
private Builder(T content) {
this.display = new ContentDisplay<>(content);
}
/**
@ -167,18 +182,6 @@ public class ContentDisplay<T> {
return this;
}
/**
* Sets content to be displayed.
*
* @param contents The contents.
* @return The builder.
*/
@NotNull
public Builder<T> contents(@Nullable T contents) {
this.display.contents = contents;
return this;
}
/**
* Sets the message to show when no content is available for display.
*
@ -249,16 +252,17 @@ public class ContentDisplay<T> {
*/
@NotNull
public ContentDisplay<T> build() {
Objects.requireNonNull(this.display.sender);
Objects.requireNonNull(this.display.displayHandler);
return this.display;
}
/**
* Build and send the contents to the sender.
* Build and show the content to the sender.
*
* @param sender The CommandSender to show the display to.
*/
public void display() {
this.build().send();
public void show(CommandSender sender) {
this.build().show(sender);
}
}
}

2
src/main/java/com/onarandombox/MultiverseCore/displaytools/ContentFilter.java → src/main/java/com/onarandombox/MultiverseCore/display/ContentFilter.java
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@ -1,4 +1,4 @@
package com.onarandombox.MultiverseCore.displaytools;
package com.onarandombox.MultiverseCore.display;
import com.dumptruckman.minecraft.util.Logging;
import org.bukkit.ChatColor;

2
src/main/java/com/onarandombox/MultiverseCore/displaytools/DisplayFormatException.java → src/main/java/com/onarandombox/MultiverseCore/display/DisplayFormatException.java
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@ -1,4 +1,4 @@
package com.onarandombox.MultiverseCore.displaytools;
package com.onarandombox.MultiverseCore.display;
/**
* Thrown when an issue occur while formatting content.

68
src/main/java/com/onarandombox/MultiverseCore/display/DisplayHandler.java Normal file
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@ -0,0 +1,68 @@
package com.onarandombox.MultiverseCore.display;
import com.google.common.base.Strings;
import org.bukkit.ChatColor;
import org.bukkit.command.CommandSender;
import org.jetbrains.annotations.NotNull;
import java.util.Collection;
/**
* Handles the formatting and sending of all content by the {@link ContentDisplay}.
*
* @param <T> Type of content to display.
*/
@FunctionalInterface
public interface DisplayHandler<T> {
/**
* Formats the raw content into a {@link Collection<String>} for displaying to the given sender.
*
* @param sender The {@link CommandSender} who will the content will be displayed to.
* @param display The responsible {@link ContentDisplay}.
* @return The formatted content.
* @throws DisplayFormatException Issue occurred while formatting content. E.g. invalid page.
*/
Collection<String> format(@NotNull CommandSender sender, @NotNull ContentDisplay<T> display)
throws DisplayFormatException;
/**
* Sends the header.
*
* @param sender The {@link CommandSender} who will the header will be displayed to.
* @param display The responsible {@link ContentDisplay}.
*/
default void sendHeader(@NotNull CommandSender sender, @NotNull ContentDisplay<T> display) {
if (!Strings.isNullOrEmpty(display.getHeader())) {
sender.sendMessage(display.getHeader());
}
}
/**
* Sends info such as filter and page.
*
* @param sender The {@link CommandSender} who will the sub header will be displayed to.
* @param display The responsible {@link ContentDisplay}.
*/
default void sendSubHeader(@NotNull CommandSender sender, @NotNull ContentDisplay<T> display) {
if (display.getFilter().hasFilter()) {
sender.sendMessage(String.format("%s[ %s ]", ChatColor.GRAY, display.getFilter().getFormattedString()));
}
}
/**
* Sends the content.
*
* @param sender The {@link CommandSender} who will the body will be displayed to.
* @param display The responsible {@link ContentDisplay}.
* @param formattedContent The content after being formatted by {@link #format(CommandSender, ContentDisplay)}
*/
default void sendBody(@NotNull CommandSender sender, @NotNull ContentDisplay<T> display,
Collection<String> formattedContent) {
if (formattedContent == null || formattedContent.size() == 0) {
sender.sendMessage(display.getEmptyMessage());
return;
}
sender.sendMessage(formattedContent.toArray(new String[0]));
}
}

47
src/main/java/com/onarandombox/MultiverseCore/display/DisplayHandlers.java Normal file
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@ -0,0 +1,47 @@
package com.onarandombox.MultiverseCore.display;
import com.onarandombox.MultiverseCore.display.handlers.InlineListDisplayHandler;
import com.onarandombox.MultiverseCore.display.handlers.InlineMapDisplayHandler;
import com.onarandombox.MultiverseCore.display.handlers.ListDisplayHandler;
import com.onarandombox.MultiverseCore.display.handlers.PagedListDisplayHandler;
import com.onarandombox.MultiverseCore.display.settings.InlineDisplaySettings;
import com.onarandombox.MultiverseCore.display.settings.PagedDisplaySettings;
import com.onarandombox.MultiverseCore.display.settings.MapDisplaySettings;
import java.util.Collection;
import java.util.Map;
/**
* Various implementations of {@link DisplayHandler}.
*/
public class DisplayHandlers {
/**
* Standard list display.
*
* Supported settings: none.
*/
public static final DisplayHandler<Collection<String>> LIST = new ListDisplayHandler();
/**
* List display with paging.
*
* Supported settings: {@link PagedDisplaySettings#SHOW_PAGE}, {@link PagedDisplaySettings#LINES_PER_PAGE},
* {@link PagedDisplaySettings#PAGE_IN_CONSOLE}, {@link PagedDisplaySettings#DO_END_PADDING}.
*/
public static final DisplayHandler<Collection<String>> PAGE_LIST = new PagedListDisplayHandler();
/**
* Display a list inline.
*
* Supported settings: {@link InlineDisplaySettings#SEPARATOR}.
*/
public static final DisplayHandler<Collection<String>> INLINE_LIST = new InlineListDisplayHandler();
/**
* Display key value pair inline.
*
* Supported settings: {@link InlineDisplaySettings#SEPARATOR}, {@link MapDisplaySettings#OPERATOR}.
*/
public static final DisplayHandler<Map<String, Object>> INLINE_MAP = new InlineMapDisplayHandler();
}

36
src/main/java/com/onarandombox/MultiverseCore/display/handlers/InlineListDisplayHandler.java Normal file
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@ -0,0 +1,36 @@
package com.onarandombox.MultiverseCore.display.handlers;
import com.onarandombox.MultiverseCore.display.ContentDisplay;
import com.onarandombox.MultiverseCore.display.DisplayFormatException;
import com.onarandombox.MultiverseCore.display.DisplayHandler;
import com.onarandombox.MultiverseCore.display.settings.InlineDisplaySettings;
import org.bukkit.command.CommandSender;
import org.jetbrains.annotations.NotNull;
import java.util.Collection;
import java.util.Collections;
import java.util.Iterator;
public class InlineListDisplayHandler implements DisplayHandler<Collection<String>> {
@Override
public Collection<String> format(@NotNull CommandSender sender, @NotNull ContentDisplay<Collection<String>> display)
throws DisplayFormatException {
StringBuilder builder = new StringBuilder();
String separator = display.getSetting(InlineDisplaySettings.SEPARATOR);
for (Iterator<String> iterator = display.getContents().iterator(); iterator.hasNext(); ) {
String content = iterator.next();
if (!display.getFilter().checkMatch(content)) {
continue;
}
builder.append(display.getColorTool().get()).append(content);
if (iterator.hasNext()) {
builder.append(separator);
}
}
return (builder.length() == 0)
? Collections.singletonList(display.getEmptyMessage())
: Collections.singleton(builder.toString());
}
}

44
src/main/java/com/onarandombox/MultiverseCore/display/handlers/InlineMapDisplayHandler.java Normal file
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@ -0,0 +1,44 @@
package com.onarandombox.MultiverseCore.display.handlers;
import com.onarandombox.MultiverseCore.display.ContentDisplay;
import com.onarandombox.MultiverseCore.display.DisplayFormatException;
import com.onarandombox.MultiverseCore.display.DisplayHandler;
import com.onarandombox.MultiverseCore.display.settings.InlineDisplaySettings;
import com.onarandombox.MultiverseCore.display.settings.MapDisplaySettings;
import org.bukkit.command.CommandSender;
import org.jetbrains.annotations.NotNull;
import java.util.Collection;
import java.util.Collections;
import java.util.Iterator;
import java.util.Map;
public class InlineMapDisplayHandler implements DisplayHandler<Map<String, Object>> {
@Override
public Collection<String> format(@NotNull CommandSender sender,
@NotNull ContentDisplay<Map<String, Object>> display)
throws DisplayFormatException {
StringBuilder builder = new StringBuilder();
String separator = display.getSetting(InlineDisplaySettings.SEPARATOR);
String operator = display.getSetting(MapDisplaySettings.OPERATOR);
for (Iterator<Map.Entry<String, Object>> iterator = display.getContents().entrySet().iterator(); iterator.hasNext(); ) {
Map.Entry<String, Object> entry = iterator.next();
if (!display.getFilter().checkMatch(entry.getKey()) && !display.getFilter().checkMatch(entry.getValue())) {
continue;
}
builder.append(display.getColorTool().get())
.append(entry.getKey())
.append(operator)
.append(display.getColorTool().get())
.append(entry.getValue());
if (iterator.hasNext()) {
builder.append(separator);
}
}
return (builder.length() == 0)
? Collections.singletonList(display.getEmptyMessage())
: Collections.singleton(builder.toString());
}
}

22
src/main/java/com/onarandombox/MultiverseCore/display/handlers/ListDisplayHandler.java Normal file
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@ -0,0 +1,22 @@
package com.onarandombox.MultiverseCore.display.handlers;
import com.onarandombox.MultiverseCore.display.ContentDisplay;
import com.onarandombox.MultiverseCore.display.DisplayFormatException;
import com.onarandombox.MultiverseCore.display.DisplayHandler;
import org.bukkit.command.CommandSender;
import org.jetbrains.annotations.NotNull;
import java.util.Collection;
import java.util.stream.Collectors;
public class ListDisplayHandler implements DisplayHandler<Collection<String>> {
@Override
public Collection<String> format(@NotNull CommandSender sender, @NotNull ContentDisplay<Collection<String>> display)
throws DisplayFormatException {
return display.getContents().stream()
.filter(display.getFilter()::checkMatch)
.map(s -> (ContentDisplay.LINE_BREAK.equals(s)) ? "" : display.getColorTool().get() + s)
.collect(Collectors.toList());
}
}

105
src/main/java/com/onarandombox/MultiverseCore/display/handlers/PagedListDisplayHandler.java Normal file
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@ -0,0 +1,105 @@
package com.onarandombox.MultiverseCore.display.handlers;
import com.onarandombox.MultiverseCore.display.ContentDisplay;
import com.onarandombox.MultiverseCore.display.DisplayFormatException;
import com.onarandombox.MultiverseCore.display.settings.PagedDisplaySettings;
import org.bukkit.ChatColor;
import org.bukkit.command.CommandSender;
import org.bukkit.command.ConsoleCommandSender;
import org.jetbrains.annotations.NotNull;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.stream.IntStream;
public class PagedListDisplayHandler extends ListDisplayHandler {
@Override
public Collection<String> format(@NotNull CommandSender sender, @NotNull ContentDisplay<Collection<String>> display)
throws DisplayFormatException {
if (dontNeedPaging(sender, display)) {
return super.format(sender, display);
}
int pages = 1;
int currentLength = 0;
int targetPage = display.getSetting(PagedDisplaySettings.SHOW_PAGE);
int linesPerPage = display.getSetting(PagedDisplaySettings.LINES_PER_PAGE);
List<String> content = new ArrayList<>(linesPerPage);
// Calculate the paging.
for (String line : display.getContents()) {
if (!display.getFilter().checkMatch(line)) {
continue;
}
// When it's the next page.
boolean isLineBreak = ContentDisplay.LINE_BREAK.equals(line);
if (isLineBreak || ++currentLength > linesPerPage) {
pages++;
currentLength = 0;
if (isLineBreak) {
continue;
}
}
if (pages == targetPage) {
// Let first line be the header when no header is defined.
if (display.getHeader() == null) {
display.setHeader(line);
currentLength--;
continue;
}
content.add(display.getColorTool().get() + line);
}
}
// Page out of range.
if (targetPage < 1 || targetPage > pages) {
if (pages == 1) {
throw new DisplayFormatException("There is only 1 page!");
}
throw new DisplayFormatException("Please enter a page from 1 to " + pages + ".");
}
// No content
if (content.size() == 0) {
content.add(display.getEmptyMessage());
}
// Add empty lines to make output length consistent.
if (display.getSetting(PagedDisplaySettings.DO_END_PADDING)) {
IntStream.range(0, linesPerPage - content.size()).forEach(i -> content.add(""));
}
display.setSetting(PagedDisplaySettings.TOTAL_PAGE, pages);
return content;
}
@Override
public void sendSubHeader(@NotNull CommandSender sender, @NotNull ContentDisplay<Collection<String>> display) {
if (dontNeedPaging(sender, display)) {
super.sendSubHeader(sender, display);
return;
}
if (display.getFilter().hasFilter()) {
sender.sendMessage(String.format("%s[ Page %s of %s, %s ]",
ChatColor.GRAY,
display.getSetting(PagedDisplaySettings.SHOW_PAGE),
display.getSetting(PagedDisplaySettings.TOTAL_PAGE),
display.getFilter().getFormattedString())
);
return;
}
sender.sendMessage(String.format("%s[ Page %s of %s ]",
ChatColor.GRAY,
display.getSetting(PagedDisplaySettings.SHOW_PAGE),
display.getSetting(PagedDisplaySettings.TOTAL_PAGE))
);
}
private boolean dontNeedPaging(CommandSender sender, ContentDisplay<Collection<String>> display) {
return sender instanceof ConsoleCommandSender
&& !display.getSetting(PagedDisplaySettings.PAGE_IN_CONSOLE);
}
}

5
src/main/java/com/onarandombox/MultiverseCore/displaytools/DisplaySetting.java → src/main/java/com/onarandombox/MultiverseCore/display/settings/DisplaySetting.java
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@ -1,10 +1,13 @@
package com.onarandombox.MultiverseCore.displaytools;
package com.onarandombox.MultiverseCore.display.settings;
import com.onarandombox.MultiverseCore.display.DisplayHandler;
/**
* Represents a setting option that can be used by {@link DisplayHandler}.
*
* @param <T>
*/
@FunctionalInterface
public interface DisplaySetting<T> {
/**

15
src/main/java/com/onarandombox/MultiverseCore/display/settings/InlineDisplaySettings.java Normal file
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@ -0,0 +1,15 @@
package com.onarandombox.MultiverseCore.display.settings;
import com.onarandombox.MultiverseCore.display.DisplayHandler;
import org.bukkit.ChatColor;
/**
* Collection of {@link DisplaySetting} that are used by various {@link DisplayHandler}.
*/
public class InlineDisplaySettings {
/**
* Inline separator. E.g. '1, 2, 3'
*/
public static final DisplaySetting<String> SEPARATOR = () -> ChatColor.WHITE + ", ";
}

15
src/main/java/com/onarandombox/MultiverseCore/display/settings/MapDisplaySettings.java Normal file
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@ -0,0 +1,15 @@
package com.onarandombox.MultiverseCore.display.settings;
import com.onarandombox.MultiverseCore.display.DisplayHandler;
import org.bukkit.ChatColor;
/**
* Collection of {@link DisplaySetting} that are used by various {@link DisplayHandler}.
*/
public class MapDisplaySettings {
/**
* The thing between a key value pair. E.g. 'Me = Smart'
*/
public static final DisplaySetting<String> OPERATOR = () -> ChatColor.WHITE + " = ";
}

18
src/main/java/com/onarandombox/MultiverseCore/displaytools/DisplaySettings.java → src/main/java/com/onarandombox/MultiverseCore/display/settings/PagedDisplaySettings.java
View File

@ -1,11 +1,6 @@
package com.onarandombox.MultiverseCore.displaytools;
package com.onarandombox.MultiverseCore.display.settings;
import org.bukkit.ChatColor;
/**
* Collection of {@link DisplaySetting} that are used by various {@link DisplayHandler}.
*/
public class DisplaySettings {
public class PagedDisplaySettings {
/**
* Page to display.
@ -32,13 +27,4 @@ public class DisplaySettings {
*/
public static final DisplaySetting<Boolean> PAGE_IN_CONSOLE = () -> false;
/**
* Inline separator. E.g. '1, 2, 3'
*/
public static final DisplaySetting<String> SEPARATOR = () -> ChatColor.WHITE + ", ";
/**
* The thing between a key value pair. E.g. 'Me = Smart'
*/
public static final DisplaySetting<String> OPERATOR = () -> ChatColor.WHITE + " = ";
}

61
src/main/java/com/onarandombox/MultiverseCore/displaytools/DisplayHandler.java
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@ -1,61 +0,0 @@
package com.onarandombox.MultiverseCore.displaytools;
import com.google.common.base.Strings;
import org.bukkit.ChatColor;
import org.jetbrains.annotations.NotNull;
import java.util.Collection;
/**
* Handles the formatting and sending of all content by the {@link ContentDisplay}.
*
* @param <T> Type of content to display.
*/
public interface DisplayHandler<T> {
/**
* Formats the raw content into a {@link Collection<String>} for displaying to sender.
*
* @param display The responsible {@link ContentDisplay}.
* @return The formatted content.
* @throws DisplayFormatException Issue occurred while formatting content. E.g. invalid page.
*/
Collection<String> format(@NotNull ContentDisplay<T> display) throws DisplayFormatException;
/**
* Sends the header.
*
* @param display The responsible {@link ContentDisplay}.
*/
default void sendHeader(@NotNull ContentDisplay<T> display) {
if (!Strings.isNullOrEmpty(display.getHeader())) {
display.getSender().sendMessage(display.getHeader());
}
}
/**
* Sends info such as filter and page.
*
* @param display The responsible {@link ContentDisplay}.
*/
default void sendSubHeader(@NotNull ContentDisplay<T> display) {
if (display.getFilter().hasFilter()) {
display.getSender().sendMessage(String.format("%s[ %s ]",
ChatColor.GRAY, display.getFilter().getFormattedString()));
}
}
/**
* Sends the content.
*
* @param display The responsible {@link ContentDisplay}.
* @param formattedContent The content after being formatted by {@link #format(ContentDisplay)}
*/
default void sendBody(@NotNull ContentDisplay<T> display, Collection<String> formattedContent) {
if (formattedContent == null || formattedContent.size() == 0) {
display.getSender().sendMessage(display.getEmptyMessage());
return;
}
display.getSender().sendMessage(formattedContent.toArray(new String[0]));
}
}

179
src/main/java/com/onarandombox/MultiverseCore/displaytools/DisplayHandlers.java
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@ -1,179 +0,0 @@
package com.onarandombox.MultiverseCore.displaytools;
import org.bukkit.ChatColor;
import org.bukkit.command.ConsoleCommandSender;
import org.jetbrains.annotations.NotNull;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.stream.Collectors;
import java.util.stream.IntStream;
/**
* Various implementations of {@link DisplayHandler}.
*/
public class DisplayHandlers {
/**
* Standard list display.
*
* Supported settings: none.
*/
public static final DisplayHandler<Collection<String>> LIST = display -> display.getContents().stream()
.filter(display.getFilter()::checkMatch)
.map(s -> (ContentDisplay.LINE_BREAK.equals(s)) ? "" : display.getColorTool().get() + s)
.collect(Collectors.toList());
/**
* List display with paging.
*
* Supported settings: {@link DisplaySettings#SHOW_PAGE}, {@link DisplaySettings#LINES_PER_PAGE},
* {@link DisplaySettings#PAGE_IN_CONSOLE}, {@link DisplaySettings#DO_END_PADDING}.
*/
public static final DisplayHandler<Collection<String>> PAGE_LIST = new DisplayHandler<Collection<String>>() {
@Override
public Collection<String> format(@NotNull ContentDisplay<Collection<String>> display) throws DisplayFormatException {
if (dontNeedPaging(display)) {
return LIST.format(display);
}
int pages = 1;
int currentLength = 0;
int targetPage = display.getSetting(DisplaySettings.SHOW_PAGE);
int linesPerPage = display.getSetting(DisplaySettings.LINES_PER_PAGE);
List<String> content = new ArrayList<>(linesPerPage);
// Calculate the paging.
for (String line : display.getContents()) {
if (!display.getFilter().checkMatch(line)) {
continue;
}
// When it's the next page.
boolean isLineBreak = ContentDisplay.LINE_BREAK.equals(line);
if (isLineBreak || ++currentLength > linesPerPage) {
pages++;
currentLength = 0;
if (isLineBreak) {
continue;
}
}
if (pages == targetPage) {
// Let first line be the header when no header is defined.
if (display.getHeader() == null) {
display.setHeader(line);
currentLength--;
continue;
}
content.add(display.getColorTool().get() + line);
}
}
// Page out of range.
if (targetPage < 1 || targetPage > pages) {
if (pages == 1) {
throw new DisplayFormatException("There is only 1 page!");
}
throw new DisplayFormatException("Please enter a page from 1 to " + pages + ".");
}
// No content
if (content.size() == 0) {
content.add(display.getEmptyMessage());
}
// Add empty lines to make output length consistent.
if (display.getSetting(DisplaySettings.DO_END_PADDING)) {
IntStream.range(0, linesPerPage - content.size()).forEach(i -> content.add(""));
}
display.setSetting(DisplaySettings.TOTAL_PAGE, pages);
return content;
}
@Override
public void sendSubHeader(@NotNull ContentDisplay<Collection<String>> display) {
if (dontNeedPaging(display)) {
LIST.sendSubHeader(display);
return;
}
if (display.getFilter().hasFilter()) {
display.getSender().sendMessage(String.format("%s[ Page %s of %s, %s ]",
ChatColor.GRAY,
display.getSetting(DisplaySettings.SHOW_PAGE),
display.getSetting(DisplaySettings.TOTAL_PAGE),
display.getFilter().getFormattedString())
);
return;
}
display.getSender().sendMessage(String.format("%s[ Page %s of %s ]",
ChatColor.GRAY,
display.getSetting(DisplaySettings.SHOW_PAGE),
display.getSetting(DisplaySettings.TOTAL_PAGE))
);
}
private boolean dontNeedPaging(ContentDisplay<Collection<String>> display) {
return display.getSender() instanceof ConsoleCommandSender
&& !display.getSetting(DisplaySettings.PAGE_IN_CONSOLE);
}
};
/**
* Display a list inline.
*
* Supported settings: {@link DisplaySettings#SEPARATOR}.
*/
public static final DisplayHandler<Collection<String>> INLINE_LIST = display -> {
StringBuilder builder = new StringBuilder();
String separator = display.getSetting(DisplaySettings.SEPARATOR);
for (Iterator<String> iterator = display.getContents().iterator(); iterator.hasNext(); ) {
String content = iterator.next();
if (!display.getFilter().checkMatch(content)) {
continue;
}
builder.append(display.getColorTool().get()).append(content);
if (iterator.hasNext()) {
builder.append(separator);
}
}
return (builder.length() == 0)
? Collections.singletonList(display.getEmptyMessage())
: Collections.singleton(builder.toString());
};
/**
* Display key value pair inline.
*
* Supported settings: {@link DisplaySettings#SEPARATOR}, {@link DisplaySettings#OPERATOR}.
*/
public static final DisplayHandler<Map<String, Object>> INLINE_MAP = display -> {
StringBuilder builder = new StringBuilder();
String separator = display.getSetting(DisplaySettings.SEPARATOR);
String operator = display.getSetting(DisplaySettings.OPERATOR);
for (Iterator<Entry<String, Object>> iterator = display.getContents().entrySet().iterator(); iterator.hasNext(); ) {
Entry<String, Object> entry = iterator.next();
if (!display.getFilter().checkMatch(entry.getKey()) && !display.getFilter().checkMatch(entry.getValue())) {
continue;
}
builder.append(display.getColorTool().get())
.append(entry.getKey())
.append(operator)
.append(display.getColorTool().get())
.append(entry.getValue());
if (iterator.hasNext()) {
builder.append(separator);
}
}
return (builder.length() == 0)
? Collections.singletonList(display.getEmptyMessage())
: Collections.singleton(builder.toString());
};
}