Moves load and loadPublic to their own files, and removes some redundancy

src/main/java/net/knarcraft/bookswithoutborders/command/CommandGive.java

@@ -35,30 +35,28 @@ public class CommandGive implements CommandExecutor {
             return true;
         }
 
+        //Organize and parse input
         String bookIdentifier = args[0];
         String receivingPlayerName = args[1];
-
-        String copies = null;
-        String isSigned = null;
-        String copiesOrIsSigned = null;
+        String copies = "1";
+        String isSigned = "true";
         if (args.length == 4) {
             copies = args[2];
             isSigned = args[3];
         } else if (args.length == 3) {
-            copiesOrIsSigned = args[2];
-        }
-
-
-        for (int x = 0; x < bookIdentifier.length(); x++) {
-            if (!Character.isDigit(bookIdentifier.charAt(x))) {
-                break;
-            }
-            if (x == bookIdentifier.length() - 1) {
-                BooksWithoutBorders.loadList.put(player.getName(), booksWithoutBorders.listFiles(player, false, true));
+            if (args[2].equalsIgnoreCase("true") || args[2].equalsIgnoreCase("false")) {
+                isSigned = args[2];
+            } else {
+                copies = args[2];
             }
         }
 
-        ItemStack newBook;
+        //Load books available to the player
+        try {
+            Integer.parseInt(bookIdentifier);
+            BooksWithoutBorders.loadList.put(player.getName(), booksWithoutBorders.listFiles(player, false, true));
+        } catch (NumberFormatException ignored) {}
+
         Player receivingPlayer = booksWithoutBorders.getServer().getPlayer(receivingPlayerName);
         if (receivingPlayer == null) {
             BooksWithoutBorders.sendErrorMessage(player, "Player not found!");
@@ -70,21 +68,9 @@ public class CommandGive implements CommandExecutor {
             return false;
         }
 
-        //bwb give [book name] [player] [numCopies] [is signed]
+        String bookToLoad = booksWithoutBorders.cleanString(bookIdentifier);
         try {
-
-            if (isSigned != null && copies != null) {
-                newBook = booksWithoutBorders.loadBook(player, booksWithoutBorders.cleanString(bookIdentifier), isSigned, "player", Integer.parseInt(copies));
-            } else if (copiesOrIsSigned != null) {
-                if (copiesOrIsSigned.equalsIgnoreCase("true") || copiesOrIsSigned.equalsIgnoreCase("false")) {
-                    newBook = booksWithoutBorders.loadBook(player, booksWithoutBorders.cleanString(bookIdentifier), copiesOrIsSigned, "player");
-                } else {
-                    newBook = booksWithoutBorders.loadBook(player, booksWithoutBorders.cleanString(bookIdentifier), "true", "player", Integer.parseInt(copiesOrIsSigned));
-                }
-            } else {
-                newBook = booksWithoutBorders.loadBook(player, booksWithoutBorders.cleanString(bookIdentifier), "true", "player");
-            }
-
+            ItemStack newBook = booksWithoutBorders.loadBook(player, bookToLoad, isSigned, "player", Integer.parseInt(copies));
             if (newBook != null) {
                 receivingPlayer.getInventory().addItem(newBook);
                 BooksWithoutBorders.sendSuccessMessage(player, "Book sent!");

src/main/java/net/knarcraft/bookswithoutborders/command/CommandLoad.java

@@ -1,12 +1,89 @@
 package net.knarcraft.bookswithoutborders.command;
 
+import net.knarcraft.bookswithoutborders.BooksWithoutBorders;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandExecutor;
 import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+import org.bukkit.inventory.ItemStack;
 
 public class CommandLoad implements CommandExecutor {
+
+    private final BooksWithoutBorders booksWithoutBorders;
+
+    public CommandLoad(BooksWithoutBorders booksWithoutBorders) {
+        this.booksWithoutBorders = booksWithoutBorders;
+    }
+
     @Override
     public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
-        return false;
+        return loadBook(sender, args, "player", false);
     }
+
+    /**
+     * Loads a stored book
+     * @param sender <p>The sender asking to load the book</p>
+     * @param args <p>The arguments given</p>
+     * @param directory <p>The directory to load from (public/player)</p>
+     * @param loadPublic <p>Whether to list public files as loadable</p>
+     * @return <p>True if the book was loaded successfully</p>
+     */
+    boolean loadBook(CommandSender sender, String[] args, String directory, boolean loadPublic) {
+        if (!(sender instanceof Player player)) {
+            BooksWithoutBorders.sendErrorMessage(sender, "This command can only be used by a player!");
+            return false;
+        }
+
+        if (player.getInventory().firstEmpty() == -1) {
+            BooksWithoutBorders.sendErrorMessage(player, "You must have space in your inventory to load books!");
+            return false;
+        }
+
+        int argumentCount = args.length;
+
+        //Show books available to the player
+        if (argumentCount == 0) {
+            BooksWithoutBorders.loadList.put(sender.getName(), booksWithoutBorders.listFiles(player, loadPublic, false));
+            return true;
+        }
+
+        //Organize and parse input
+        String bookIdentifier = args[0];
+        String copies = "1";
+        String isSigned = "true";
+        if (args.length == 3) {
+            copies = args[1];
+            isSigned = args[2];
+        } else if (args.length == 2) {
+            if (args[1].equalsIgnoreCase("true") || args[1].equalsIgnoreCase("false")) {
+                isSigned = args[1];
+            } else {
+                copies = args[1];
+            }
+        }
+
+        //Load books available to the player
+        try {
+            Integer.parseInt(bookIdentifier);
+            BooksWithoutBorders.loadList.put(player.getName(), booksWithoutBorders.listFiles(player, loadPublic, true));
+        } catch (NumberFormatException ignored) {}
+
+        String bookToLoad = booksWithoutBorders.cleanString(bookIdentifier);
+        try {
+            //Give the new book if it cannot be loaded
+            ItemStack newBook = booksWithoutBorders.loadBook(player, bookToLoad, isSigned, directory, Integer.parseInt(copies));
+            if (newBook != null) {
+                player.getInventory().addItem(newBook);
+                BooksWithoutBorders.sendSuccessMessage(player, "Book created!");
+                return true;
+            } else {
+                BooksWithoutBorders.sendErrorMessage(player, "Book failed to load!");
+                return false;
+            }
+        } catch (NumberFormatException e) {
+            BooksWithoutBorders.sendErrorMessage(player, "Invalid number of book copies specified!");
+            return false;
+        }
+    }
+
 }

src/main/java/net/knarcraft/bookswithoutborders/command/CommandLoadPublic.java

@@ -1,12 +1,19 @@
 package net.knarcraft.bookswithoutborders.command;
 
+import net.knarcraft.bookswithoutborders.BooksWithoutBorders;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandExecutor;
 import org.bukkit.command.CommandSender;
 
-public class CommandLoadPublic implements CommandExecutor {
+public class CommandLoadPublic extends CommandLoad implements CommandExecutor {
+
+    public CommandLoadPublic(BooksWithoutBorders booksWithoutBorders) {
+        super(booksWithoutBorders);
+    }
+
     @Override
     public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
-        return false;
+        return loadBook(sender, args, "public", true);
     }
+
 }