Add new Schem GUI and some Util Stuff

Signed-off-by: Chaoscaot <chaoscaot444@gmail.com>

SchematicSystem_Main/src/de/steamwar/schematicsystem/commands/GUI.java

@@ -19,12 +19,15 @@
 
 package de.steamwar.schematicsystem.commands;
 
-import com.google.common.collect.Lists;
 import de.steamwar.inventory.SWAnvilInv;
 import de.steamwar.inventory.SWInventory;
 import de.steamwar.inventory.SWItem;
 import de.steamwar.inventory.SWListInv;
 import de.steamwar.schematicsystem.SchematicSystem;
+import de.steamwar.schematicsystem.util.SchematicSelector;
+import de.steamwar.schematicsystem.util.SchematicSelectorInjectable;
+import de.steamwar.schematicsystem.util.SchematicSelectorInjectableAdapter;
+import de.steamwar.schematicsystem.util.UtilGui;
 import de.steamwar.sql.*;
 import org.bukkit.Material;
 import org.bukkit.entity.Player;
@@ -38,46 +41,26 @@ import static de.steamwar.schematicsystem.commands.SchematicCommandUtils.invalid
 public class GUI {
 
     public static void open(Player player) {
-        list(player, SchematicNode.getSchematicsAccessibleByUser(getUser(player).getId(), null), false, "/");
+        list(player);
     }
 
-    private static void list(Player player, List<SchematicNode> schems, boolean publics, String path) {
-        List<SWListInv.SWListEntry<SchematicNode>> schemList = new ArrayList<>();
-
-        for(SchematicNode schem : schems) {
-            Material m;
-            if (schem.getItem().isEmpty())
-                m = schem.isDir()?SWItem.getMaterial("CHEST"):SWItem.getMaterial("CAULDRON_ITEM");
-            else
-                m = SWItem.getMaterial(schem.getItem());
-
-            SWItem item = new SWItem(m, "§e" + schem.getName(), Collections.singletonList(schem.isDir() ? "§9Ordner" : "§7" + schem.getSchemtype().name()), !schem.isDir() && !schem.getSchemtype().writeable(), click -> {
-            });
-            if(!schem.isDir()) {
-                if(schem.getRank() > 0)
-                    item.setLore(Lists.newArrayList("§7" + schem.getSchemtype().name(), "§8Rang " + schem.getRank()));
-            }
-            schemList.add(new SWListInv.SWListEntry<>(item, schem));
-        }
-
-        SWListInv<SchematicNode> inv = new SWListInv<>(player, "§eSchematicliste §8- §r" + path, false, schemList, (clickType, schem) -> {
-            if(schem.isDir()) {
-                SteamwarUser user = SteamwarUser.get(player.getUniqueId());
-                list(player, SchematicNode.getSchematicNodeInNode(schem), schem.getOwner() == 0, schem.generateBreadcrumbs(user));
-            } else {
-                info(player, schem);
+    private static void list(Player player) {
+        SchematicSelector selector = new SchematicSelector(player, SchematicSelector.selectSchematic(), new SchematicSelectorInjectableAdapter() {
+            @Override
+            public void onListRender(SWListInv<SchematicNode> inv, SchematicNode parent) {
+                if(parent == null) {
+                    inv.setItem(49, Material.AIR, "", clickType -> {});
+                } else {
+                    inv.setItem(49, Material.ANVIL, "§7Ordner Eigenschaften", clickType -> {
+                        info(player, parent);
+                    });
+                }
             }
+        }, node -> {
+            info(player, node);
         });
-        if(publics) {
-            inv.setItem(48, Material.BUCKET, "§7Eigene Schematics", clickType -> open(player));
-        } else {
-            inv.setItem(48, Material.GLASS, "§7Public Schematics", clickType -> list(player, SchematicNode.getSchematicsAccessibleByUser(0, null), true, "/"));
-        }
-        if(!publics && !path.equals("/")) {
-            inv.setItem(49, Material.ANVIL, "§7Ordner-Info", clickType -> info(player, SchematicSystem.SCHEMATIC_COMMAND.nodeTypeMapper().map(player, new String[0], path)));
-        }
-        inv.setItem(50, Material.NAME_TAG, "§7Suche", clickType -> search(player, publics));
-        inv.open();
+        selector.setTitle("Schematic GUI");
+        selector.open();
     }
 
     private static void info(Player player, SchematicNode node) {
@@ -111,11 +94,11 @@ public class GUI {
                 changeItem(player, node);
             });
             if(!node.isDir()) {
-                inv.setItem(4, SWItem.getMaterial("CAULDRON_ITEM"), "§e" + node.getSchemtype().name(), Arrays.asList("§7Zum Ändern", "§7anklicken"), false, click -> {
+                inv.setItem(3, SWItem.getMaterial("CAULDRON_ITEM"), "§e" + node.getSchemtype().name(), Arrays.asList("§7Zum Ändern", "§7anklicken"), false, click -> {
                     player.closeInventory();
                     changeType(player, node);
                 });
-                inv.setItem(5, SWItem.getMaterial("MAGENTA_GLAZED_TERRACOTTA"), "§eDownload", click -> {
+                inv.setItem(4, SWItem.getMaterial("MAGENTA_GLAZED_TERRACOTTA"), "§eDownload", click -> {
                     player.closeInventory();
                     SchematicSystem.SCHEMATIC_COMMAND.download(player, node);
                 });
@@ -126,10 +109,17 @@ public class GUI {
                 delmembers(player, node);
             });
             skull.setName("§eMitglieder");
-            inv.setItem(6, skull);
+            inv.setItem(5, skull);
+            inv.setItem(6, Material.ARROW, "§eVerschieben", clickType -> {
+                SchematicSelector selector = new SchematicSelector(player, SchematicSelector.selectDirectory(), npar -> {
+                    node.setParent(npar==null?null:npar.getId());
+                    info(player, SchematicNode.getSchematicNode(node.getId()));
+                });
+                selector.open();
+            });
             Material finalMat = mat;
             inv.setItem(7, Material.NAME_TAG, "§eUmbenennen", clickType -> {
-                SWAnvilInv anvilInv = new SWAnvilInv(player, node.getName() + " umbenennen");
+                SWAnvilInv anvilInv = new SWAnvilInv(player, node.getName() + " umbenennen", node.getName());
                 anvilInv.setItem(finalMat);
                 anvilInv.setCallback(s -> {
                     if (!invalidSchemName(player, new String[]{s})) {
@@ -237,29 +227,10 @@ public class GUI {
     }
 
     private static void changeItem(Player p, SchematicNode schem){
-        List<SWListInv.SWListEntry<Material>> materials = new LinkedList<>();
-        for(Material material : Material.values()){
-            SWItem item = new SWItem(material, "§7" + material.name());
-            if(item.getItemMeta() != null && material.isItem())
-                materials.add(new SWListInv.SWListEntry<>(item, material));
-        }
-
-        SWListInv<Material> inv = new SWListInv<>(p, "Item ändern", materials, (clickType, material) -> {
+        UtilGui.openMaterialSelector(p, "Item ändern", material -> {
             schem.setItem(material.name());
             p.closeInventory();
             info(p, schem);
         });
-        inv.setCallback(-999, (ClickType click) -> p.closeInventory());
-        inv.open();
-    }
-
-    private static void search(Player player, boolean publics) {
-        SWAnvilInv inv = new SWAnvilInv(player, "Schematics suchen");
-        inv.setItem(SWItem.getMaterial("CAULDRON_ITEM"));
-        inv.setCallback(s -> {
-            SteamwarUser user = getUser(player);
-            list(player, SchematicNode.filterSchems(publics?0:user.getId(), node -> node.getName().contains(s)), publics, "/");
-        });
-        inv.open();
     }
 }

SchematicSystem_Main/src/de/steamwar/schematicsystem/commands/SchematicCommand.java

@@ -249,16 +249,23 @@ public class SchematicCommand extends SWCommand {
             return;
         }
 
-        member.delete();
+        SteamwarUser target = SteamwarUser.get(member.getMember());
 
         List<SchematicNode> nodes = SchematicNode.deepGet(node.getId(), node1 -> node1.getOwner() != user.getId());
         if (!nodes.isEmpty()) {
-            SteamwarUser target = SteamwarUser.get(member.getMember());
             for (SchematicNode schematicNode : nodes) {
                 SchematicNode newNode = mkdirs(schematicNode.generateBreadcrumbs(user).split("/"), target, 1);
                 schematicNode.setParent(newNode == null ? 0 : newNode.getId());
             }
         }
+
+        member.delete();
+        player.sendMessage(SchematicSystem.PREFIX + "Der Spieler §e" + target.getUserName() + " §7hat nun keinen zugriff mehr auf die Schematic §e" + node.generateBreadcrumbs(user));
+
+        Player t = Bukkit.getPlayer(target.getUUID());
+        if (t != null) {
+            t.sendMessage(SchematicSystem.PREFIX + "Du hast nun keinen zugriff mehr auf die Schematic §e" + node.getName() + " §7von §e" + player.getName());
+        }
     }
 
     @Register("search")

SchematicSystem_Main/src/de/steamwar/schematicsystem/util/SchematicSelector.java

@@ -0,0 +1,381 @@
+package de.steamwar.schematicsystem.util;
+
+import com.google.common.collect.Lists;
+import de.steamwar.inventory.*;
+import de.steamwar.sql.SchematicNode;
+import de.steamwar.sql.SchematicType;
+import de.steamwar.sql.SteamwarUser;
+import lombok.*;
+import org.bukkit.Material;
+import org.bukkit.entity.Player;
+
+import java.text.MessageFormat;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.function.Consumer;
+
+public class SchematicSelector {
+
+    private final Player player;
+    private final SteamwarUser user;
+    private final Consumer<SchematicNode> callback;
+    private final SelectorTarget target;
+    private final SelectorFilter filter = new SelectorFilter();
+    private SchematicSelectorInjectable injectable;
+    private boolean useHooks;
+    @Setter
+    @Getter
+    private boolean allowPublics = true;
+    @Setter
+    private String title = "{0} auswahl";
+
+    public SchematicSelector(Player player, SelectorTarget target, Consumer<SchematicNode> callback) {
+        this.player = player;
+        this.user = SteamwarUser.get(player.getUniqueId());
+        this.target = target;
+        this.callback = callback;
+    }
+
+    public SchematicSelector(Player player, SelectorTarget target, SchematicSelectorInjectable injectable, Consumer<SchematicNode> callback) {
+        this(player, target, callback);
+        this.useHooks = true;
+        this.injectable = injectable;
+    }
+
+    public void open() {
+        if(useHooks) {
+            injectable.onSelectorCreate(player);
+        }
+        openList(null, false);
+    }
+
+    private void openList(SchematicNode parent, boolean publics) {
+        List<SWListInv.SWListEntry<SchematicNode>> list = new ArrayList<>();
+
+        if(parent != null) {
+            list.add(new SWListInv.SWListEntry<>(new SWItem(Material.ARROW, "§eZurück", clickType -> {}), null));
+        }
+
+        List<SchematicNode> nodes = new ArrayList<>();
+
+        if(filter.isFilter()) {
+            nodes.addAll(SchematicNode.getAllSchematicsAccessibleByUser(publics?0:user.getId()));
+            nodes.removeIf(node -> {
+                if(useHooks) {
+                    injectable.onNodeFilter(node);
+                }
+                return !filter.matches(node);
+            });
+            if(target.target == SelectorTarget.Target.DIRECTORY) {
+                nodes.removeIf(node -> !node.isDir());
+            }
+        } else {
+            switch (target.target) {
+                case DIRECTORY:
+                    if(parent == null) {
+                        nodes.addAll(SchematicNode.getSchematicsAccessibleByUser(publics?0:user.getId(), null));
+                        nodes.removeIf(node -> !node.isDir());
+                    } else {
+                        nodes.addAll(SchematicNode.getSchematicDirectoryInNode(parent.getId()));
+                    }
+                    break;
+                case SCHEMATIC_TYPE:
+                    nodes.addAll(SchematicNode.getAccessibleSchematicsOfTypeInParent(publics?0:user.getId(), target.type.toDB(), parent==null?0:parent.getId()));
+                    break;
+                default:
+                    nodes.addAll(SchematicNode.getSchematicsAccessibleByUser(publics?0:user.getId(), parent == null?0:parent.getId()));
+            }
+        }
+
+        for (SchematicNode node : nodes) {
+            Material m;
+            if (node.getItem().isEmpty())
+                m = node.isDir()?SWItem.getMaterial("CHEST"):SWItem.getMaterial("CAULDRON_ITEM");
+            else
+                m = SWItem.getMaterial(node.getItem());
+
+            String name = "§" + (filter.getName().isEmpty()?"e":"7") + node.getName();
+
+            if(!filter.getName().isEmpty()) {
+                name = name.replace(filter.getName(), "§e" + filter.getName() + "§7");
+            }
+
+            SWItem item = new SWItem(m, name, Collections.singletonList(node.isDir() ? "§9Ordner" : "§7" + node.getSchemtype().name()), !node.isDir() && !node.getSchemtype().writeable(), click -> {
+            });
+            if(!node.isDir()) {
+                if(node.getRank() > 0)
+                    item.setLore(Lists.newArrayList("§7" + node.getSchemtype().name(), "§8Rang " + node.getRank()));
+            }
+            list.add(new SWListInv.SWListEntry<>(item, node));
+        }
+
+        SWListInv<SchematicNode> inv = new SWListInv<>(player, MessageFormat.format(title, target.target.getName()), false, list, (clickType, node) -> {
+            if(node == null) {
+                openList(getParent(parent), publics);
+                return;
+            }
+            if(node.isDir()) {
+                if(filter.isFilter() && target.target.isDirs()) {
+                    player.closeInventory();
+                    callback.accept(node);
+                    return;
+                }
+                filter.reset();
+                openList(node, publics);
+                return;
+            }
+            player.closeInventory();
+            callback.accept(node);
+        });
+        if(allowPublics) {
+            if(publics) {
+                inv.setItem(48, Material.BUCKET, "§7Eigene Schematics", clickType -> openList(null, false));
+            } else {
+                inv.setItem(48, Material.GLASS, "§7Public Schematics", clickType -> openList(null, true));
+            }
+        }
+        if(target.target.isDirs()) {
+            inv.setItem(49, SWItem.getDye(10), "§7Ordner auswählen", clickType -> {
+                player.closeInventory();
+                callback.accept(parent);
+            });
+        }
+        if(!publics) {
+            inv.setItem(50, Material.CHEST, "§7Neuer Ordner", clickType -> createFolderIn(parent));
+        }
+        inv.setItem(51, Material.NAME_TAG, "§7Filter", clickType -> openFilter(publics));
+
+        if(useHooks) {
+            injectable.onListRender(inv, parent);
+        }
+        inv.open();
+    }
+
+    private void createFolderIn(SchematicNode parent) {
+        SWAnvilInv inv = new SWAnvilInv(player, "Ordner Erstellen");
+        inv.setItem(Material.CHEST);
+        inv.setCallback(s -> {
+            if(useHooks) {
+                if(injectable.onFolderCreate(s)) {
+                    SchematicNode.createSchematicDirectory(user.getId(), s, parent==null?0:parent.getId());
+                    openList(parent, false);
+                }
+            } else {
+                SchematicNode.createSchematicDirectory(user.getId(), s, parent==null?0:parent.getId());
+                openList(parent, false);
+            }
+        });
+        inv.open();
+    }
+
+    private void openFilter(boolean publics) {
+        SWInventory inv = new SWInventory(player, 9, "Filter");
+        InvCallback nameCallback = clickType -> {
+            if(clickType.isRightClick()) {
+                filter.setName("");
+                openFilter(publics);
+            } else {
+                SWAnvilInv swAnvilInv = new SWAnvilInv(player, "Name eingeben");
+                swAnvilInv.setItem(Material.NAME_TAG);
+                swAnvilInv.setCallback(s -> {
+                    filter.setName(s);
+                    openFilter(publics);
+                });
+                swAnvilInv.open();
+            }
+        };
+        if(filter.getName().isEmpty()) {
+            inv.setItem(0, Material.NAME_TAG, "§7Nach namen suchen...", nameCallback);
+        } else {
+            inv.setItem(0, Material.NAME_TAG, "§7Nach namen suchen...", Collections.singletonList("§7Suchwort: §e" + filter.getName()), true, nameCallback);
+        }
+
+        InvCallback ownerCallback = clickType -> {
+            if(clickType.isRightClick()) {
+                filter.setOwner(null);
+                openFilter(publics);
+            } else {
+                SWAnvilInv swAnvilInv = new SWAnvilInv(player, "Besitzer eingeben");
+                swAnvilInv.setItem(Material.PLAYER_HEAD);
+                swAnvilInv.setCallback(s -> {
+                    filter.setOwner(SteamwarUser.get(s).getId());
+                    openFilter(publics);
+                });
+                swAnvilInv.open();
+            }
+        };
+        if(filter.getOwner() == null) {
+            inv.setItem(1, Material.PLAYER_HEAD, "§7Nach Besitzer suchen...", ownerCallback);
+        } else {
+            SteamwarUser user = SteamwarUser.get(filter.getOwner());
+            SWItem item = SWItem.getPlayerSkull(user.getUserName());
+            item.setName("§7Nach Besitzer suchen...");
+            item.setEnchanted(true);
+            item.setLore(Collections.singletonList("§7Besitzer: §e" + user.getUserName()));
+            item.setCallback(ownerCallback);
+            inv.setItem(1, item);
+        }
+
+        InvCallback schemTypeCallback = clickType -> {
+            if(clickType.isRightClick()) {
+                filter.setType(null);
+                openFilter(publics);
+            } else {
+                List<SWListInv.SWListEntry<SchematicType>> types = new ArrayList<>();
+                SchematicType.values().forEach(schematicType -> {
+                    types.add(new SWListInv.SWListEntry<>(new SWItem(SWItem.getMaterial("STONE_BUTTON"), "§e" + schematicType.name(), Collections.emptyList(), schematicType.fightType(), n -> {}), schematicType));
+                });
+                SWListInv<SchematicType> listInv = new SWListInv<>(player, "Typ wählen...", types, (clickType1, schematicType) -> {
+                    filter.setType(schematicType);
+                    openFilter(publics);
+                });
+                listInv.open();
+            }
+        };
+
+        if(filter.getType() == null) {
+            inv.setItem(2, SWItem.getMaterial("STONE_BUTTON"), "§7Nach Typ Filtern...", schemTypeCallback);
+        } else {
+            inv.setItem(2, SWItem.getMaterial("STONE_BUTTON"), "§7Nach Typ Filtern...", Collections.singletonList("§7Typ: §e" + filter.getType().name()), true, schemTypeCallback);
+        }
+
+        InvCallback materialCallback = clickType -> {
+            if(clickType.isRightClick()) {
+                filter.setItem(null);
+                openFilter(publics);
+            } else {
+                UtilGui.openMaterialSelector(player, material -> {
+                    filter.setItem(material);
+                    openFilter(publics);
+                });
+            }
+        };
+
+        if(filter.getItem() == null) {
+            inv.setItem(3, Material.STONE, "§7Nach Item Filtern...", materialCallback);
+        } else {
+            inv.setItem(3, filter.getItem(), "§7Nach Item Filtern...", Collections.singletonList("§7Item: §e" + filter.getItem().name()), true, materialCallback);
+        }
+
+        inv.setItem(7, SWItem.getDye(1), "§eAbbrechen", clickType -> {
+            filter.reset();
+            openList(null, publics);
+        });
+        inv.setItem(8, SWItem.getDye(10), "§eSuchen...", clickType -> {
+            filter.setFilter(true);
+            if(useHooks) {
+                injectable.onFilterApply(filter);
+            }
+            openList(null, publics);
+        });
+
+        if(useHooks) {
+            injectable.onFilterRender(inv);
+        }
+
+        inv.open();
+    }
+
+    private static SchematicNode getParent(SchematicNode node) {
+        if(node.getParent() == null) {
+            return null;
+        }
+        return node.getParentNode();
+    }
+
+    public static SelectorTarget selectSchematic() {
+        return new SelectorTarget(SelectorTarget.Target.SCHEMATIC, null);
+    }
+
+    public static SelectorTarget selectDirectory() {
+        return new SelectorTarget(SelectorTarget.Target.DIRECTORY, null);
+    }
+
+    public static SelectorTarget selectSchematicNode() {
+        return new SelectorTarget(SelectorTarget.Target.SCHEMATIC_NODE, null);
+    }
+
+    public static SelectorTarget selectSchematicType(SchematicType type) {
+        return new SelectorTarget(SelectorTarget.Target.SCHEMATIC_TYPE, type);
+    }
+
+    private static class SelectorTarget {
+
+        private final Target target;
+        private final SchematicType type;
+
+        private SelectorTarget(Target target, SchematicType type) {
+            this.target = target;
+            this.type = type;
+        }
+
+        @AllArgsConstructor
+        private enum Target {
+            SCHEMATIC("Schematic", false),
+            DIRECTORY("Ordner", true),
+            SCHEMATIC_NODE("Schematic/Ordner", true),
+            SCHEMATIC_TYPE("Schematic", false);
+
+            @Getter
+            private String name;
+            @Getter
+            private boolean dirs;
+        }
+    }
+
+    @NoArgsConstructor
+    @Getter
+    @Setter
+    public static class SelectorFilter {
+
+        private boolean filter;
+
+        private String name = "";
+        private Integer owner = null;
+        private SchematicType type = null;
+        private Material item = null;
+
+        public void reset() {
+            name = "";
+            owner = null;
+            type = null;
+            item = null;
+            filter = false;
+        }
+
+        public boolean matches(SchematicNode node) {
+            boolean matches = true;
+            if(!name.isEmpty()) {
+                if(!node.getName().contains(name)) {
+                    matches = false;
+                }
+            }
+
+            if(owner != null) {
+                if(node.getOwner() != owner) {
+                    matches = false;
+                }
+            }
+
+            if(type != null) {
+                if(node.isDir() || !node.getType().equals(type.toDB())) {
+                    matches = false;
+                }
+            }
+
+            if(item != null) {
+                String i;
+                if(node.getItem().isEmpty()) {
+                    i = node.isDir()?"CHEST":"CAULDRON";
+                } else {
+                    i = node.getItem();
+                }
+                if(!item.name().equals(i)) {
+                    matches = false;
+                }
+            }
+            return matches;
+        }
+    }
+}

SchematicSystem_Main/src/de/steamwar/schematicsystem/util/SchematicSelectorInjectable.java

@@ -0,0 +1,21 @@
+package de.steamwar.schematicsystem.util;
+
+import de.steamwar.inventory.SWInventory;
+import de.steamwar.inventory.SWListInv;
+import de.steamwar.sql.SchematicNode;
+import org.bukkit.entity.Player;
+
+public interface SchematicSelectorInjectable {
+
+    void onSelectorCreate(Player player);
+
+    void onListRender(SWListInv<SchematicNode> inv, SchematicNode parent);
+
+    void onFilterRender(SWInventory inventory);
+
+    void onFilterApply(SchematicSelector.SelectorFilter filter);
+
+    boolean onFolderCreate(String name);
+
+    void onNodeFilter(SchematicNode node);
+}

SchematicSystem_Main/src/de/steamwar/schematicsystem/util/SchematicSelectorInjectableAdapter.java

@@ -0,0 +1,33 @@
+package de.steamwar.schematicsystem.util;
+
+import de.steamwar.inventory.SWInventory;
+import de.steamwar.inventory.SWListInv;
+import de.steamwar.sql.SchematicNode;
+import org.bukkit.entity.Player;
+
+public abstract class SchematicSelectorInjectableAdapter implements SchematicSelectorInjectable {
+
+    private Player player;
+
+    @Override
+    public void onSelectorCreate(Player player) {
+        this.player = player;
+    }
+
+    @Override
+    public void onListRender(SWListInv<SchematicNode> inv, SchematicNode parent) {}
+
+    @Override
+    public void onFilterRender(SWInventory inventory) {}
+
+    @Override
+    public void onFilterApply(SchematicSelector.SelectorFilter filter) {}
+
+    @Override
+    public boolean onFolderCreate(String name) {
+        return true;
+    }
+
+    @Override
+    public void onNodeFilter(SchematicNode node) {}
+}

SchematicSystem_Main/src/de/steamwar/schematicsystem/util/UtilGui.java

@@ -0,0 +1,34 @@
+package de.steamwar.schematicsystem.util;
+
+import de.steamwar.inventory.SWItem;
+import de.steamwar.inventory.SWListInv;
+import lombok.experimental.UtilityClass;
+import org.bukkit.Material;
+import org.bukkit.entity.Player;
+
+import java.util.LinkedList;
+import java.util.List;
+import java.util.function.Consumer;
+
+@UtilityClass
+public class UtilGui {
+
+    public static void openMaterialSelector(Player player, Consumer<Material> callback) {
+        openMaterialSelector(player, "Material auswählen", callback);
+    }
+
+    public static void openMaterialSelector(Player player, String title, Consumer<Material> callback) {
+        List<SWListInv.SWListEntry<Material>> materials = new LinkedList<>();
+        for(Material material : Material.values()){
+            if(material.name().startsWith(Material.LEGACY_PREFIX))
+                continue;
+            SWItem item = new SWItem(material, "§7" + material.name());
+            if(item.getItemMeta() != null && material.isItem()) {
+                materials.add(new SWListInv.SWListEntry<>(item, material));
+            }
+        }
+
+        SWListInv<Material> swListInv = new SWListInv<>(player, title, materials, (clickType3, material) -> callback.accept(material));
+        swListInv.open();
+    }
+}

pom.xml

@@ -44,5 +44,11 @@
             <scope>system</scope>
             <systemPath>${main.basedir}/lib/SpigotCore.jar</systemPath>
         </dependency>
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <version>1.18.22</version>
+            <scope>provided</scope>
+        </dependency>
     </dependencies>
 </project>