Add Script Book Inventory

BauSystem_Main/src/de/steamwar/bausystem/commands/CommandGUI.java

@@ -4,10 +4,7 @@ import de.steamwar.bausystem.BauSystem;
 import de.steamwar.bausystem.Permission;
 import de.steamwar.bausystem.tracer.record.RecordStateMachine;
 import de.steamwar.bausystem.tracer.show.TraceShowManager;
-import de.steamwar.bausystem.world.AutoLoader;
-import de.steamwar.bausystem.world.Detonator;
-import de.steamwar.bausystem.world.Region;
-import de.steamwar.bausystem.world.Welt;
+import de.steamwar.bausystem.world.*;
 import de.steamwar.inventory.SWAnvilInv;
 import de.steamwar.inventory.SWInventory;
 import de.steamwar.inventory.SWItem;
@@ -122,8 +119,9 @@ public class CommandGUI implements CommandExecutor, Listener {
             inv.setItem(4, skull);
         }
 
-        inv.setItem(6, Material.BOOK, "§7Script Bücher", Arrays.asList("§7Aktuell §e" + 0 + " §7Bücher"), true, clickType -> {
-            // TODO: 04.02.2021 Implement Script Book Database
+        inv.setItem(6, Material.BOOK, "§7Script Bücher", Arrays.asList("§7Aktuell §e" + ScriptBook.getBookCount() + " §7Bücher"), true, clickType -> {
+            player.closeInventory();
+            scriptBooksGUI(player);
         });
 
         inv.setItem(21, Material.OBSERVER, "§7Tracer", getNoPermsLore(Arrays.asList("§7Status: §e" + RecordStateMachine.getRecordStatus().getName()), player, "§cDu hast keine Worldrechte", Permission.world), false, clickType -> {
@@ -326,6 +324,17 @@ public class CommandGUI implements CommandExecutor, Listener {
         inv.open();
     }
 
+    private static void scriptBooksGUI(Player player) {
+        List<SWListInv.SWListEntry<ScriptBook>> entries = new ArrayList<>();
+        List<ScriptBook> books = ScriptBook.getBooks();
+        books.forEach(scriptBook -> entries.add(new SWListInv.SWListEntry<>(new SWItem(scriptBook.getBookMat(), scriptBook.getName()), scriptBook)));
+        SWListInv<ScriptBook> inv = new SWListInv<>(player, "Script Bücher", entries, (clickType, scriptBook) -> {
+            player.closeInventory();
+            player.getInventory().addItem(scriptBook.toItemStack());
+        });
+        inv.open();
+    }
+
     private static void autoLoaderGUI(Player player) {
         SWInventory inv = new SWInventory(player, 9, "Autoloader");
 

BauSystem_Main/src/de/steamwar/bausystem/world/ScriptBook.java

@@ -0,0 +1,114 @@
+package de.steamwar.bausystem.world;
+
+import de.steamwar.bausystem.BauSystem;
+import de.steamwar.core.VersionedCallable;
+import org.bukkit.Material;
+import org.bukkit.configuration.ConfigurationSection;
+import org.bukkit.configuration.file.FileConfiguration;
+import org.bukkit.configuration.file.YamlConfiguration;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.inventory.meta.BookMeta;
+
+import java.io.File;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Objects;
+
+public class ScriptBook {
+
+    private static final FileConfiguration configuration;
+    private static List<ScriptBook> bookCache;
+
+    static {
+        configuration = YamlConfiguration.loadConfiguration(new File(BauSystem.getPlugin().getDataFolder(), "books.yml"));
+    }
+
+    public static List<ScriptBook> getBooks() {
+        if(bookCache != null)
+            return bookCache;
+        List<ScriptBook> books = new ArrayList<>();
+        for (String book:configuration.getKeys(false)) {
+            ConfigurationSection section = Objects.requireNonNull(configuration.getConfigurationSection(book));
+            books.add(new ScriptBook(section));
+        }
+        bookCache = books;
+        return books;
+    }
+
+    public static int getBookCount() {
+        return configuration.getKeys(false).size();
+    }
+
+    private List<String> lines;
+    private String author;
+    private String name;
+
+    ScriptBook(ConfigurationSection section) {
+        this.lines = section.getStringList("lines");
+        this.author = section.getString("author", "§8Steam§eWar");
+        this.name = section.getName();
+    }
+
+    public ItemStack toItemStack() {
+        ItemStack book = new ItemStack(getBookMat());
+        BookMeta meta = (BookMeta) book.getItemMeta();
+        meta.setPages(getPages());
+        meta.setDisplayName(name);
+        meta.setTitle(name);
+        meta.setAuthor(author);
+        meta.setGeneration(BookMeta.Generation.ORIGINAL);
+        book.setItemMeta(meta);
+        return book;
+    }
+
+    public Material getBookMat() {
+        return Material.WRITTEN_BOOK;
+    }
+
+    public List<String> getLines() {
+        return lines;
+    }
+
+    public String getAuthor() {
+        return author;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    private String[] getPages() {
+        List<StringBuilder> pages = new ArrayList<>();
+        pages.add(0, new StringBuilder());
+        int charsPerLine = 19;
+        int currentLine = 0;
+        int currentpage = 0;
+        boolean first = true;
+        for (String line:lines) {
+            int linesPlus = (int) Math.ceil((double) line.length() / charsPerLine);
+            currentLine += linesPlus;
+            if(currentLine >= 14 || line.equals("!")) {
+                currentLine = linesPlus;
+                currentpage++;
+                if(currentpage > 50)
+                    throw new IllegalStateException("Book " + name + " has more pages than 50");
+                pages.add(currentpage, new StringBuilder());
+                first = true;
+                if(line.equals("!"))
+                    continue;
+            }
+            if(!first) {
+                pages.get(currentpage).append("\n");
+            }else {
+                first = false;
+            }
+            pages.get(currentpage).append(line);
+        }
+
+        String[] finalPages = new String[pages.size()];
+        for (int i = 0; i < pages.size(); i++) {
+            finalPages[i] = pages.get(i).toString();
+        }
+        return finalPages;
+    }
+}