Add Jalisttext, Fix starting from page 0 issue

paper/src/main/java/com/untamedears/jukealert/commands/InfoCommand.java

@@ -48,12 +48,15 @@ public void execute(Player player, @Optional String pageNumber) {
 					+ " can not save logs");
 			return;
 		}
-		int offset = 0;
+		int offset = 1;
 		String filterAction = null;
 		String filterPlayer = null;
 		if (pageNumber != null) {
 			try {
 				offset = Integer.parseInt(pageNumber);
+				if (offset == 0) {
+					offset = 1;
+				}
 			} catch (NumberFormatException e) {
 				player.sendMessage(ChatColor.RED + pageNumber + " is not a number");
 				return;
@@ -98,10 +101,10 @@ public void sendSnitchLog(Player player, Snitch snitch, int offset, int pageLeng
 			}
 			logs = logCopy;
 		}
-		int initialOffset = pageLength * offset;
+		int initialOffset = (offset - 1) * pageLength;
 		if (initialOffset >= logs.size()) {
 			TextComponent reply = JAUtility.genTextComponent(snitch);
-			reply.addExtra(ChatColor.GOLD + " has only " + logs.size() + " logs fitting your criteria");
+			reply.addExtra(ChatColor.GOLD + " has only " + ((logs.size() / pageLength) + 1) + " pages fitting your criteria");
 			player.spigot().sendMessage(reply);
 			return;
 		}

paper/src/main/java/com/untamedears/jukealert/commands/JACommandManager.java

@@ -19,5 +19,6 @@ public void registerCommands() {
 		registerCommand(new MuteCommand());
 		registerCommand(new NameCommand());
 		registerCommand(new ToggleLeverCommand());
+		registerCommand(new ListTextCommand());
 	}
 }

paper/src/main/java/com/untamedears/jukealert/commands/ListTextCommand.java

@@ -0,0 +1,128 @@
+package com.untamedears.jukealert.commands;
+
+import co.aikar.commands.BaseCommand;
+import co.aikar.commands.annotation.CommandAlias;
+import co.aikar.commands.annotation.Description;
+import co.aikar.commands.annotation.Optional;
+import co.aikar.commands.annotation.Syntax;
+import com.untamedears.jukealert.JukeAlert;
+import com.untamedears.jukealert.model.Snitch;
+import com.untamedears.jukealert.model.appender.DormantCullingAppender;
+import it.unimi.dsi.fastutil.ints.IntArrayList;
+import java.util.Comparator;
+import java.util.List;
+import java.util.ListIterator;
+import java.util.Objects;
+import java.util.stream.Collectors;
+import javax.annotation.Nonnull;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.event.ClickEvent;
+import net.kyori.adventure.text.event.HoverEvent;
+import net.kyori.adventure.text.format.NamedTextColor;
+import org.bukkit.ChatColor;
+import org.bukkit.entity.Player;
+import vg.civcraft.mc.civmodcore.utilities.TextUtil;
+import vg.civcraft.mc.namelayer.GroupManager;
+import vg.civcraft.mc.namelayer.NameAPI;
+
+public class ListTextCommand extends BaseCommand {
+
+	private final String COMMAND_ALIAS = "jalisttext";
+
+	@CommandAlias(COMMAND_ALIAS)
+	@Syntax("[page_number]")
+	@Description("Lists all snitches and their time until dormancy or culling")
+	public void execute(Player player, @Optional String pageNumber) {
+		var groupIds = new IntArrayList();
+		List<String> groups = NameAPI.getGroupManager().getAllGroupNames(player.getUniqueId());
+		for (String group : groups) {
+			groupIds.add(GroupManager.getGroup(group).getGroupId());
+		}
+		int offset = 1;
+		if (pageNumber != null) {
+			try {
+				offset = Integer.parseInt(pageNumber);
+				if (offset == 0) {
+					offset = 1;
+				}
+			} catch (NumberFormatException e) {
+				player.sendMessage(ChatColor.RED + pageNumber + " is not a number");
+				return;
+			}
+		}
+		if (groupIds.isEmpty()) {
+			player.sendMessage(Component.text("You have no permission to view any groups snitches!").color(NamedTextColor.RED));
+			return;
+		}
+		int pageLength = JukeAlert.getInstance().getSettingsManager().getJaListLength(player.getUniqueId());
+		//This is needed for the lambda below on buildSnitchList
+		int finalOffset = offset;
+		JukeAlert.getInstance().getTaskChainFactory().newChain()
+				.async((unused) -> JukeAlert.getInstance().getDAO().loadSnitchesByGroupID(groupIds).parallel()
+						.map((snitch) -> {
+							final DormantCullingAppender appender = snitch.getAppender(DormantCullingAppender.class);
+							if (appender == null) {
+								return null;
+							}
+							return new SnitchCache(snitch, appender.getTimeUntilCulling());
+						})
+						.filter(Objects::nonNull)
+						.sorted(Comparator.comparingLong((entry) -> entry.timeUntilCulling))
+						.map((entry) -> entry.snitch)
+						.collect(Collectors.toList()))
+				.syncLast((snitches) -> buildList(player, snitches, finalOffset, pageLength))
+				.execute();
+	}
+
+	private void buildList(Player player, List<Snitch> snitchList, int offset, int pageLength) {
+		int initialOffset = (offset - 1) * pageLength;
+		if (initialOffset >= snitchList.size()) {
+			player.sendMessage(Component.text("There are only " + ((snitchList.size() / pageLength) + 1) + " pages for you to look at").color(NamedTextColor.RED));
+			return;
+		}
+		int currentPageSize = Math.min(pageLength, snitchList.size() - initialOffset);
+		ListIterator<Snitch> iter = snitchList.listIterator(initialOffset);
+		int currentSlot = 0;
+		player.sendMessage(Component.text("--- Page " + offset + " of Snitch List ---").color(NamedTextColor.AQUA));
+		while (currentSlot++ < currentPageSize) {
+			player.sendMessage(formatSnitch(iter.next()));
+		}
+		player.sendMessage(getFooter(offset));
+	}
+
+	private Component formatSnitch(Snitch snitch) {
+		DormantCullingAppender appender = snitch.getAppender(DormantCullingAppender.class);
+		return Component.text(snitch.getName().isEmpty() ?
+						String.format("%-17s", snitch.getType().getName().substring(0, Math.min(snitch.getType().getName().length(), 16)))  :
+						String.format("%-17s", snitch.getName().substring(0, Math.min(snitch.getName().length(), 16))))
+				.append(Component.text("["
+						+ snitch.getLocation().getWorld().getName() + ","
+						+ String.format("%5s", snitch.getLocation().getBlockX()) + ","
+						+ String.format("%3s", snitch.getLocation().getBlockY()) + ","
+						+ String.format("%5s", snitch.getLocation().getBlockZ()) + "] "))
+				.append(Component.text(TextUtil.formatDuration(appender.getTimeUntilCulling())));
+	}
+
+	private Component getFooter(int currentPage) {
+		return Component.text("------")
+				.color(NamedTextColor.AQUA)
+				.append(Component.text("❰❰")
+								.hoverEvent(HoverEvent.showText(Component.text("Go to page " + (currentPage - 1))))
+								.clickEvent(ClickEvent.runCommand("/" + COMMAND_ALIAS + " " + (currentPage - 1))))
+				.append(Component.text("----------"))
+				.append(Component.text("❯❯")
+						.hoverEvent(HoverEvent.showText(Component.text("Go to page " + (currentPage + 1))))
+						.clickEvent(ClickEvent.runCommand("/" + COMMAND_ALIAS + " " + (currentPage + 1))))
+				.append(Component.text("------").color(NamedTextColor.AQUA));
+	}
+
+	private static class SnitchCache {
+		private final Snitch snitch;
+		private final long timeUntilCulling;
+		public SnitchCache(@Nonnull final Snitch snitch,
+						   final long timeUntilCulling) {
+			this.snitch = snitch;
+			this.timeUntilCulling = timeUntilCulling;
+		}
+	}
+}