Added 2.0 files

src/main/java/com/olliejw/oremarket/Chat/ValueUpdates.java

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+package com.olliejw.oremarket.Chat;
+
+import com.olliejw.oremarket.OreMarket;
+import org.bukkit.Bukkit;
+import org.bukkit.ChatColor;
+import org.bukkit.configuration.ConfigurationSection;
+
+import java.text.DecimalFormat;
+import java.text.Format;
+import java.util.Objects;
+
+public class ValueUpdates {
+    public void announceValue() {
+        Bukkit.getScheduler().scheduleSyncRepeatingTask(OreMarket.main(), new Runnable() {
+            @Override
+            public void run() {
+                for (String oreItem : Objects.requireNonNull(OreMarket.main().getGuiConfig().getConfigurationSection("items")).getKeys(false)) {
+                    ConfigurationSection keySection = Objects.requireNonNull(OreMarket.main().getGuiConfig().getConfigurationSection("items")).getConfigurationSection(oreItem);
+
+                    assert keySection != null;
+                    String name = Objects.requireNonNull(keySection.getString("name"));
+                    int stock = keySection.getInt("stock");
+                    double value = keySection.getDouble("value");
+                    double cost = keySection.getDouble("cost");
+                    double difference = (value-cost);
+                    double change = (value/cost);
+                    double percent = (change*100);
+
+                    final Format DECIMAL_FORMAT = new DecimalFormat("#0.0#");
+                    String format = ChatColor.translateAlternateColorCodes('&', Objects.requireNonNull(OreMarket.main().getConfig().getString("valueupdates.format"))
+                        .replace("[name]", name)
+                        .replace("[stock]", String.valueOf(stock))
+                        .replace("[value]", DECIMAL_FORMAT.format(value))
+                        .replace("[cost]", DECIMAL_FORMAT.format(cost))
+                        .replace("[change]", DECIMAL_FORMAT.format(difference))
+                        .replace("[percent]", DECIMAL_FORMAT.format(percent))
+                    );
+                    Bukkit.broadcastMessage(format);
+                }
+
+            }
+        }, 0L, (OreMarket.main().getConfig().getInt("valueupdates.time")* 20L*60));
+    }
+}

src/main/java/com/olliejw/oremarket/Commands/Reload.java

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+package com.olliejw.oremarket.Commands;
+
+import com.olliejw.oremarket.OreMarket;
+import org.bukkit.ChatColor;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandExecutor;
+import org.bukkit.command.CommandSender;
+
+public class Reload implements CommandExecutor {
+
+    @Override
+    public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
+        OreMarket.main().reloadConfig();
+        sender.sendMessage(ChatColor.GREEN + "Reloaded successfully");
+        return true;
+    }
+}

src/main/java/com/olliejw/oremarket/Listeners/InventoryEvents.java

@@ -0,0 +1,103 @@
+package com.olliejw.oremarket.Listeners;
+
+import com.olliejw.oremarket.OreMarket;
+import org.bukkit.Bukkit;
+import org.bukkit.ChatColor;
+import org.bukkit.Material;
+import org.bukkit.OfflinePlayer;
+import org.bukkit.entity.HumanEntity;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.inventory.ClickType;
+import org.bukkit.event.inventory.InventoryClickEvent;
+import org.bukkit.event.inventory.InventoryDragEvent;
+import org.bukkit.inventory.InventoryView;
+import org.bukkit.inventory.ItemStack;
+
+import java.util.Objects;
+
+public class InventoryEvents implements Listener {
+
+    public void message (String Message, HumanEntity Player) {
+        Player.sendMessage(ChatColor.translateAlternateColorCodes('&', OreMarket.main().getConfig().getString("prefix") + Message));
+    }
+    public void addMoney (double Money, HumanEntity Player) { // Sold
+        OreMarket.getEconomy().depositPlayer((OfflinePlayer) Player, Money);
+    }
+    public void takeMoney (double Money, HumanEntity Player) { // Buy
+        double tax = OreMarket.main().getConfig().getDouble("tax");
+        double total = (Money + (Money/tax));
+        OreMarket.getEconomy().withdrawPlayer((OfflinePlayer) Player, total);
+    }
+    public double balance (HumanEntity Player) {
+        return OreMarket.getEconomy().getBalance((OfflinePlayer) Player);
+    }
+    public void valueChange (int Slot, double Current, boolean Positive) {
+        double multiplier = OreMarket.main().getConfig().getDouble("multiplier");
+        double currentIncrease = ((Current / 100.0) * (100 + multiplier));
+        double currentDecrease = ((Current / 100.0) * (100 - multiplier));
+        if (Positive) {
+            OreMarket.main().getGuiConfig().set("items." + Slot + ".value", currentIncrease);
+        } else {
+            OreMarket.main().getGuiConfig().set("items." + Slot + ".value", currentDecrease);
+        }
+        OreMarket.main().saveGuiConfig();
+    }
+    public void stockChange (int Slot, int Current, int Amount, boolean Add) {
+        if (OreMarket.main().getGuiConfig().getDouble("items." + Slot + ".stock") == -1) {
+            return;
+        }
+        if (Add) {
+            OreMarket.main().getGuiConfig().set("items." + Slot + ".stock", Current + Amount);
+        }
+        else {
+            OreMarket.main().getGuiConfig().set("items." + Slot + ".stock", Current - Amount);
+        }
+        OreMarket.main().saveGuiConfig();
+    }
+
+    String title = ChatColor.translateAlternateColorCodes('&', Objects.requireNonNull(OreMarket.main().getGuiConfig().getString("gui.title")));
+
+    @EventHandler
+    public void clickEvent (InventoryClickEvent event) {
+        org.bukkit.inventory.Inventory playerInventory = event.getWhoClicked().getInventory(); // Player's inventory
+        InventoryView playerView = event.getView(); // Player's inventory view
+        HumanEntity player = event.getWhoClicked(); // Player that clicked
+
+        if (event.getCurrentItem() == null) { return; } // Null check. Prevents errors
+        if (playerView.getTitle().equals(ChatColor.translateAlternateColorCodes('&', title))) { event.setCancelled(true); // I know. Its a bad way of checking.
+            double value = OreMarket.main().getGuiConfig().getDouble("items." + event.getSlot() + ".value"); // Ore Value
+            int stock = OreMarket.main().getGuiConfig().getInt("items." + event.getSlot() + ".stock"); // Ore stock
+            String itemConfig = OreMarket.main().getGuiConfig().getString("items." + event.getSlot() + ".item"); // Config location of item
+            assert itemConfig != null;
+            ItemStack clickedItem = new ItemStack(Objects.requireNonNull(Material.matchMaterial(itemConfig))); // Item that user clicked
+
+            if (event.getClick() == ClickType.LEFT) { // Sell Mode
+                if (playerInventory.containsAtLeast(clickedItem, 1)) {
+                    playerInventory.removeItem(clickedItem);
+                    addMoney(value, player);
+                    valueChange(event.getSlot(), value, true);
+                    stockChange(event.getSlot(), stock, 1, true);
+                }
+            }
+            if (event.getClick() == ClickType.RIGHT) { // Buy Mode
+                if (balance(player) > value) {
+                    if (stock > 1 || stock == -1) { if (value < 1) { return; }
+                        playerInventory.addItem(clickedItem);
+                        takeMoney(value, player);
+                        valueChange(event.getSlot(), value, false);
+                        stockChange(event.getSlot(), stock, 1, false);
+                    }
+                }
+            }
+        }
+    }
+
+    @EventHandler
+    public void moveEvent (InventoryDragEvent event) {
+        InventoryView playerView = event.getView(); // Player's inventory view
+        if (playerView.getTitle().equals(ChatColor.translateAlternateColorCodes('&', title))) { // Using our GUI
+            event.setCancelled(true);
+        }
+    }
+}

src/main/java/com/olliejw/oremarket/OreMarket.java

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+package com.olliejw.oremarket;
+
+import com.olliejw.oremarket.Chat.ValueUpdates;
+import com.olliejw.oremarket.Commands.Reload;
+import com.olliejw.oremarket.Listeners.InventoryEvents;
+import com.olliejw.oremarket.Utils.AddItem;
+import net.milkbowl.vault.economy.Economy;
+import org.bukkit.configuration.InvalidConfigurationException;
+import org.bukkit.configuration.file.FileConfiguration;
+import org.bukkit.configuration.file.YamlConfiguration;
+import org.bukkit.plugin.RegisteredServiceProvider;
+import org.bukkit.plugin.java.JavaPlugin;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.Objects;
+import java.util.logging.Logger;
+
+public final class OreMarket extends JavaPlugin {
+    ValueUpdates valueUpdates = new ValueUpdates();
+    private static OreMarket instance;
+    private static final Logger log = Logger.getLogger("Minecraft");
+    private static Economy econ = null;
+
+    private File guiFile;
+    private FileConfiguration guiConfig;
+
+    public void onEnable() {
+        instance = this;
+        saveDefaultConfig();
+        createGuiConfig();
+
+        this.getServer().getPluginManager().registerEvents(new InventoryEvents(), this);
+        Objects.requireNonNull(this.getCommand("openmarket")).setExecutor(new AddItem());
+        Objects.requireNonNull(this.getCommand("om-reload")).setExecutor(new Reload());
+
+        if (!setupEconomy() ) {
+            log.severe(String.format("[%s] - Disabled due to no Vault dependency found!", getDescription().getName()));
+            getServer().getPluginManager().disablePlugin(this);
+        }
+
+        valueUpdates.announceValue();
+    }
+
+    public FileConfiguration getGuiConfig() {
+        return this.guiConfig;
+    }
+
+    private void createGuiConfig() {
+        guiFile = new File(getDataFolder(), "gui.yml");
+        if (!guiFile.exists()) {
+            guiFile.getParentFile().mkdirs();
+            saveResource("gui.yml", false);
+        }
+
+        guiConfig = new YamlConfiguration();
+        try {
+            guiConfig.load(guiFile);
+        } catch (IOException | InvalidConfigurationException e) {
+            e.printStackTrace();
+        }
+    }
+
+    public void saveGuiConfig() {
+        try {
+            guiConfig.save(guiFile);
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+
+    public static OreMarket main(){
+        return instance;
+    }
+    private boolean setupEconomy() {
+        if (getServer().getPluginManager().getPlugin("Vault") == null) {
+            return false;
+        }
+        RegisteredServiceProvider<Economy> rsp = getServer().getServicesManager().getRegistration(Economy.class);
+        if (rsp == null) {
+            return false;
+        }
+        econ = rsp.getProvider();
+        return true;
+    }
+    public static Economy getEconomy() {
+        return econ;
+    }
+}
+

src/main/java/com/olliejw/oremarket/Utils/AddItem.java

@@ -0,0 +1,80 @@
+package com.olliejw.oremarket.Utils;
+
+import com.olliejw.oremarket.OreMarket;
+import org.bukkit.Bukkit;
+import org.bukkit.ChatColor;
+import org.bukkit.Material;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandExecutor;
+import org.bukkit.command.CommandSender;
+import org.bukkit.configuration.ConfigurationSection;
+import org.bukkit.entity.Player;
+import org.bukkit.event.Listener;
+import org.bukkit.inventory.Inventory;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.inventory.meta.ItemMeta;
+
+import java.text.DecimalFormat;
+import java.text.Format;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Objects;
+
+public class AddItem implements Listener, CommandExecutor {
+    String title = OreMarket.main().getGuiConfig().getString("gui.title");
+    int rows = OreMarket.main().getGuiConfig().getInt("gui.rows");
+    Inventory inv = Bukkit.createInventory(null, rows*9, ChatColor.translateAlternateColorCodes('&', title));
+
+
+    @Override
+    public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
+        if (command.getName().equalsIgnoreCase("openmarket")) {
+            Player player = (Player) sender;
+
+            for (String key : Objects.requireNonNull(OreMarket.main().getGuiConfig().getConfigurationSection("items")).getKeys(false)) {
+                ConfigurationSection keySection = Objects.requireNonNull(OreMarket.main().getGuiConfig().getConfigurationSection("items")).getConfigurationSection(key);
+
+                assert keySection != null;
+                int stock = keySection.getInt("stock");
+
+                final Format DECIMAL_FORMAT = new DecimalFormat("#0.0#");
+                double value = keySection.getDouble("value");
+                double cost = keySection.getDouble("cost");
+                double change = (value/cost);
+                double percent = (change*100);
+
+                ItemStack item = new ItemStack(Objects.requireNonNull(Material.matchMaterial(Objects.requireNonNull(keySection.getString("item")))));
+                ItemMeta meta = item.getItemMeta();
+
+                assert meta != null;
+                meta.setDisplayName(ChatColor.translateAlternateColorCodes('&', Objects.requireNonNull(keySection.getString("name")))
+                    .replace("[stock]", DECIMAL_FORMAT.format(stock))
+                    .replace("[percent]", DECIMAL_FORMAT.format(percent))
+                    .replace("[value]", DECIMAL_FORMAT.format(value))
+                    .replace("[cost]", DECIMAL_FORMAT.format(cost))
+                );
+
+                List<String> lore = new ArrayList<>();
+                for (String loreItem : Objects.requireNonNull(keySection.getStringList("lore"))) {
+                    String string = ChatColor.translateAlternateColorCodes('&', loreItem)
+                        .replace("[stock]", DECIMAL_FORMAT.format(stock))
+                        .replace("[percent]", DECIMAL_FORMAT.format(percent))
+                        .replace("[value]", DECIMAL_FORMAT.format(value))
+                        .replace("[cost]", DECIMAL_FORMAT.format(cost))
+                    ;
+                    lore.add(string);
+                }
+
+                meta.setLore(lore);
+
+                item.setItemMeta(meta);
+                inv.setItem(Integer.parseInt(key), item);
+                player.openInventory(inv);
+
+
+            }
+        }
+        return true;
+    }
+}
+

src/main/resources/config.yml

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+# Cost = Initial cost of ore. (0% change)
+# Value = Current cost of ore. (With % change)
+# When adding a new ore make the cost and value to same
+
+prefix: '&bOreMarket '
+
+valueupdates:
+  # Time (in minutes) to send this message
+  time: 5
+  # The below will look like: (These values are just examples)
+  # "Diamond is now valued at $500 ($250 / 200% change from the original $250). 100 left in stock!"
+  format: >
+    [name] is now valued at $[value] ($[change] / [percent]% change from the original [cost]). [stock] left in stock!
+
+# Tax (%) is added to every purchase and sale
+tax: 10
+
+# Multiplier (%) amount ore value changes. (Example: If it is 5 multiplier, Value would go from $1000 -> $1050 if sold, or $1000 -> $950 if bought)
+# Depending on the popularity of your server, you may want to lower this
+# Default: 0.01 (RECOMMENDED)
+multiplier: 0.01
+