Convert Salvage to a child skill.

src/main/java/com/gmail/nossr50/skills/salvage/Salvage.java

@@ -0,0 +1,111 @@
+package com.gmail.nossr50.skills.salvage;
+
+import org.bukkit.Material;
+import org.bukkit.inventory.ItemStack;
+
+import com.gmail.nossr50.config.AdvancedConfig;
+import com.gmail.nossr50.config.Config;
+import com.gmail.nossr50.util.ItemUtils;
+import com.gmail.nossr50.util.skills.SkillUtils;
+
+public class Salvage {
+    // The order of the values is extremely important, a few methods depend on it to work properly
+    public enum Tier {
+        EIGHT(8),
+        SEVEN(7),
+        SIX(6),
+        FIVE(5),
+        FOUR(4),
+        THREE(3),
+        TWO(2),
+        ONE(1);
+
+        int numerical;
+
+        private Tier(int numerical) {
+            this.numerical = numerical;
+        }
+
+        public int toNumerical() {
+            return numerical;
+        }
+
+        protected int getLevel() {
+            return AdvancedConfig.getInstance().getArcaneSalvageRankLevel(this);
+        }
+
+        protected double getExtractFullEnchantChance() {
+            return AdvancedConfig.getInstance().getArcaneSalvageExtractFullEnchantsChance(this);
+        }
+
+        protected double getExtractPartialEnchantChance() {
+            return AdvancedConfig.getInstance().getArcaneSalvageExtractPartialEnchantsChance(this);
+        }
+    }
+
+    public static Material anvilMaterial = Config.getInstance().getSalvageAnvilMaterial();
+
+    public static int    salvageMaxPercentageLevel = AdvancedConfig.getInstance().getSalvageMaxPercentageLevel();
+    public static double salvageMaxPercentage      = AdvancedConfig.getInstance().getSalvageMaxPercentage();
+
+    public static int advancedSalvageUnlockLevel = AdvancedConfig.getInstance().getAdvancedSalvageUnlockLevel();
+
+    public static boolean arcaneSalvageDowngrades  = AdvancedConfig.getInstance().getArcaneSalvageEnchantDowngradeEnabled();
+    public static boolean arcaneSalvageEnchantLoss = AdvancedConfig.getInstance().getArcaneSalvageEnchantLossEnabled();
+
+    /**
+     * Checks if the item is salvageable.
+     *
+     * @param item Item to check
+     *
+     * @return true if the item is salvageable, false otherwise
+     */
+    public static boolean isSalvageable(ItemStack item) {
+        if (Config.getInstance().getSalvageTools() && ItemUtils.isMinecraftTool(item)) {
+            return true;
+        }
+
+        if (Config.getInstance().getSalvageArmor() && !ItemUtils.isChainmailArmor(item) && ItemUtils.isMinecraftArmor(item)) {
+            return true;
+        }
+
+        return false;
+    }
+
+    protected static Material getSalvagedItem(ItemStack inHand) {
+        if (ItemUtils.isDiamondTool(inHand) || ItemUtils.isDiamondArmor(inHand)) {
+            return Material.DIAMOND;
+        }
+        else if (ItemUtils.isGoldTool(inHand) || ItemUtils.isGoldArmor(inHand)) {
+            return Material.GOLD_INGOT;
+        }
+        else if (ItemUtils.isIronTool(inHand) || ItemUtils.isIronArmor(inHand)) {
+            return Material.IRON_INGOT;
+        }
+        else if (ItemUtils.isStoneTool(inHand)) {
+            return Material.COBBLESTONE;
+        }
+        else if (ItemUtils.isWoodTool(inHand)) {
+            return Material.WOOD;
+        }
+        else if (ItemUtils.isLeatherArmor(inHand)) {
+            return Material.LEATHER;
+        }
+        else if (ItemUtils.isStringTool(inHand)) {
+            return Material.STRING;
+        }
+        else {
+            return null;
+        }
+    }
+
+    protected static int getSalvagedAmount(ItemStack inHand) {
+        return SkillUtils.getRepairAndSalvageQuantities(inHand, getSalvagedItem(inHand), (byte) -1);
+    }
+
+    protected static int calculateSalvageableAmount(short currentDurability, short maxDurability, int baseAmount) {
+        double percentDamaged = (double) (maxDurability - currentDurability) / maxDurability;
+
+        return (int) Math.floor(baseAmount * percentDamaged);
+    }
+}