Added persistent action bar

eco-core/core-plugin/build.gradle

@@ -6,6 +6,7 @@ dependencies {
     compileOnly 'com.gmail.filoghost.holographicdisplays:holographicdisplays-api:2.4.0'
     compileOnly 'com.comphenix.protocol:ProtocolLib:4.7.0'
     compileOnly 'com.willfp:EcoEnchants:8.2.0'
+    compileOnly 'net.kyori:adventure-api:4.9.2'
     compileOnly 'net.essentialsx:EssentialsX:2.19.0'
     compileOnly 'org.jetbrains.exposed:exposed-core:0.34.1'
     compileOnly 'org.jetbrains.exposed:exposed-dao:0.34.1'

eco-core/core-plugin/src/main/java/com/willfp/ecoskills/EcoSkillsPlugin.java

@@ -1,8 +1,12 @@
 package com.willfp.ecoskills;
 
+import com.willfp.eco.core.AbstractPacketAdapter;
 import com.willfp.eco.core.EcoPlugin;
 import com.willfp.eco.core.command.impl.PluginCommand;
 import com.willfp.eco.core.integrations.IntegrationLoader;
+import com.willfp.ecoskills.actionbar.ActionBarCompatChatMessage;
+import com.willfp.ecoskills.actionbar.ActionBarCompatSetActionBar;
+import com.willfp.ecoskills.actionbar.ActionBarUtils;
 import com.willfp.ecoskills.commands.CommandEcoskills;
 import com.willfp.ecoskills.commands.CommandSkills;
 import com.willfp.ecoskills.config.EffectsYml;
@@ -76,6 +80,10 @@ public class EcoSkillsPlugin extends EcoPlugin {
             this.getEventManager().registerListener(skill);
         }
 
+        if (this.getConfigYml().getBool("persistent-action-bar.enabled")) {
+            ActionBarUtils.startRunnable();
+        }
+
         this.getScheduler().runTimer(new LeaderboardHandler.Runnable(), 50, 2400);
     }
 
@@ -117,6 +125,14 @@ public class EcoSkillsPlugin extends EcoPlugin {
         );
     }
 
+    @Override
+    protected List<AbstractPacketAdapter> loadPacketAdapters() {
+        return Arrays.asList(
+                new ActionBarCompatChatMessage(this),
+                new ActionBarCompatSetActionBar(this)
+        );
+    }
+
     @Override
     protected List<PluginCommand> loadPluginCommands() {
         return Arrays.asList(

eco-core/core-plugin/src/main/kotlin/com/willfp/ecoskills/actionbar/ActionBarCompatibilityListener.kt

@@ -0,0 +1,57 @@
+package com.willfp.ecoskills.actionbar
+
+import com.comphenix.protocol.PacketType
+import com.comphenix.protocol.events.PacketContainer
+import com.comphenix.protocol.events.PacketEvent
+import com.willfp.eco.core.AbstractPacketAdapter
+import com.willfp.eco.core.EcoPlugin
+import com.willfp.eco.util.StringUtils
+import org.bukkit.entity.Player
+
+class ActionBarCompatSetActionBar(
+    plugin: EcoPlugin
+) : AbstractPacketAdapter(
+    plugin,
+    PacketType.Play.Server.SET_ACTION_BAR_TEXT,
+    false
+) {
+    override fun onSend(packet: PacketContainer, player: Player, event: PacketEvent) {
+        val component = StringUtils.toComponent(
+            StringUtils.jsonToLegacy(
+                packet.chatComponents.read(0).json
+            )
+        )
+
+        if (!component.contains(ActionBarUtils.ecoSkillsComponentSignature)) {
+            val uuid = player.uniqueId
+            ActionBarUtils.blacklist(uuid)
+        }
+    }
+}
+
+class ActionBarCompatChatMessage(
+    plugin: EcoPlugin
+) : AbstractPacketAdapter(
+    plugin,
+    PacketType.Play.Server.CHAT,
+    false
+) {
+    override fun onSend(packet: PacketContainer, player: Player, event: PacketEvent) {
+        val position = packet.bytes.read(0).toInt()
+
+        if (position != 2) {
+            return
+        }
+
+        val component = StringUtils.toComponent(
+            StringUtils.jsonToLegacy(
+                packet.chatComponents.read(0).json
+            )
+        )
+
+        if (!component.contains(ActionBarUtils.ecoSkillsComponentSignature)) {
+            val uuid = player.uniqueId
+            ActionBarUtils.blacklist(uuid)
+        }
+    }
+}

eco-core/core-plugin/src/main/kotlin/com/willfp/ecoskills/actionbar/ActionBarUtils.kt

@@ -0,0 +1,53 @@
+package com.willfp.ecoskills.actionbar
+
+import com.willfp.eco.util.StringUtils
+import com.willfp.ecoskills.EcoSkillsPlugin
+import net.md_5.bungee.api.ChatMessageType
+import net.md_5.bungee.api.chat.TextComponent
+import org.bukkit.Bukkit
+import java.util.UUID
+
+object ActionBarUtils {
+    private val blacklist = mutableSetOf<UUID>()
+    private val plugin = EcoSkillsPlugin.getInstance()
+
+    val ecoSkillsComponentSignature = StringUtils.toComponent(
+        "§t" // Literally a random character
+    )
+
+    fun blacklist(uuid: UUID) {
+        blacklist.add(uuid)
+        plugin.scheduler.runLater({
+            unBlacklist(uuid)
+        }, 60)
+    }
+
+    fun unBlacklist(uuid: UUID) {
+        blacklist.remove(uuid)
+    }
+
+    fun isBlacklisted(uuid: UUID): Boolean {
+        return blacklist.contains(uuid)
+    }
+
+    @JvmStatic
+    fun startRunnable() {
+        plugin.scheduler.runTimer({
+            for (player in Bukkit.getOnlinePlayers()) {
+                if (isBlacklisted(player.uniqueId)) {
+                    continue
+                }
+
+                val message = plugin.configYml
+                    .getString("persistent-action-bar.format", false)
+                val component = StringUtils.formatToComponent(message, player)
+                    .append(ecoSkillsComponentSignature)
+
+                player.spigot().sendMessage(
+                    ChatMessageType.ACTION_BAR,
+                    *TextComponent.fromLegacyText(StringUtils.toLegacy(component))
+                )
+            }
+        }, 5, 5)
+    }
+}

eco-core/core-plugin/src/main/resources/config.yml

@@ -313,6 +313,13 @@ damage-indicators:
   max-y-offset: 0.6
   max-z-offset: 0.6
 
+# A constant action bar showing health and any other information to all players online
+persistent-action-bar:
+  # If the persistent action bar should be enabled
+  enabled: true
+  # The format
+  format: "&c &f%player_health%/%player_max_health%      &#e884b0🛡 &f%ecoskills_defense% &8| &#db0000🗡 &f%ecoskills_strength%"
+
 commands:
   top:
     # If displayname (including rank) should be used