spears momentum (wip)

src/main/java/com/gmail/nossr50/commands/skills/SpearsCommand.java

@@ -1,12 +1,19 @@
 package com.gmail.nossr50.commands.skills;
 
 
+import static com.gmail.nossr50.datatypes.skills.SubSkillType.MACES_CRIPPLE;
+import static com.gmail.nossr50.datatypes.skills.SubSkillType.SPEARS_MOMENTUM;
 import static com.gmail.nossr50.datatypes.skills.SubSkillType.SPEARS_SPEARS_LIMIT_BREAK;
 import static com.gmail.nossr50.util.skills.SkillUtils.canUseSubskill;
 import static com.gmail.nossr50.util.text.TextComponentFactory.appendSubSkillTextComponents;
 
 import com.gmail.nossr50.datatypes.skills.PrimarySkillType;
+import com.gmail.nossr50.locale.LocaleLoader;
+import com.gmail.nossr50.mcMMO;
+import com.gmail.nossr50.skills.maces.MacesManager;
+import com.gmail.nossr50.skills.spears.SpearsManager;
 import com.gmail.nossr50.util.skills.CombatUtils;
+import com.gmail.nossr50.util.skills.RankUtils;
 import com.gmail.nossr50.util.skills.SkillUtils;
 import java.util.ArrayList;
 import java.util.List;
@@ -15,13 +22,23 @@ import org.bukkit.entity.Player;
 
 public class SpearsCommand extends SkillCommand {
 
-
     public SpearsCommand() {
         super(PrimarySkillType.SPEARS);
     }
 
+    String momentumChanceToApply, momentumChanceToApplyLucky, momentumDuration;
+
     @Override
     protected void dataCalculations(Player player, float skillValue) {
+        if (SkillUtils.canUseSubskill(player, SPEARS_MOMENTUM)) {
+            int momentumRank = RankUtils.getRank(player, SPEARS_MOMENTUM);
+            momentumDuration = String.valueOf(
+                    SpearsManager.getMomentumTickDuration(momentumRank) / 20.0D);
+            momentumChanceToApply =
+                    mcMMO.p.getAdvancedConfig().getMomentumChanceToApplyOnHit(momentumRank) + "%";
+            momentumChanceToApplyLucky = String.valueOf(
+                    mcMMO.p.getAdvancedConfig().getMomentumChanceToApplyOnHit(momentumRank) * 1.33);
+        }
     }
 
     @Override
@@ -39,6 +56,13 @@ public class SpearsCommand extends SkillCommand {
                             SPEARS_SPEARS_LIMIT_BREAK, 1000))));
         }
 
+        if (SkillUtils.canUseSubskill(player, SPEARS_MOMENTUM)) {
+            messages.add(getStatMessage(SPEARS_MOMENTUM, momentumChanceToApply)
+                    + (isLucky ? LocaleLoader.getString("Perks.Lucky.Bonus",
+                    momentumChanceToApplyLucky) : ""));
+            messages.add(getStatMessage(true, true, SPEARS_MOMENTUM, momentumDuration));
+        }
+
         return messages;
     }
 

src/main/java/com/gmail/nossr50/config/AdvancedConfig.java

@@ -11,6 +11,7 @@ import net.md_5.bungee.api.ChatColor;
 
 public class AdvancedConfig extends BukkitConfig {
     int[] defaultCrippleValues = new int[]{10, 15, 20, 25};
+    int[] defaultMomentumValues = new int[]{5, 10, 15, 20, 25, 30, 35, 40, 45, 50};
 
     public AdvancedConfig(File dataFolder) {
         super("advanced.yml", dataFolder);
@@ -884,7 +885,13 @@ public class AdvancedConfig extends BukkitConfig {
 
     /* MACES */
     public double getCrippleChanceToApplyOnHit(int rank) {
-        String root = "Skills.Maces.Cripple.Chance_To_Apply_On_Hit.Rank_";
-        return config.getDouble(root + rank, defaultCrippleValues[rank - 1]);
+        return config.getDouble("Skills.Maces.Cripple.Chance_To_Apply_On_Hit.Rank_" + rank,
+                defaultCrippleValues[rank - 1]);
+    }
+
+    /* SPEARS */
+    public double getMomentumChanceToApplyOnHit(int rank) {
+        return config.getDouble("Skills.Spears.Momentum.Chance_To_Apply_On_Hit.Rank_" + rank,
+                defaultMomentumValues[rank - 1]);
     }
 }

src/main/java/com/gmail/nossr50/datatypes/skills/SubSkillType.java

@@ -85,6 +85,7 @@ public enum SubSkillType {
 
     /* Spears */
     SPEARS_SPEARS_LIMIT_BREAK(10),
+    SPEARS_MOMENTUM(10),
 
     /* Swords */
     SWORDS_COUNTER_ATTACK(1),

src/main/java/com/gmail/nossr50/skills/spears/SpearsManager.java

@@ -1,11 +1,86 @@
 package com.gmail.nossr50.skills.spears;
 
+import static com.gmail.nossr50.util.random.ProbabilityUtil.isStaticSkillRNGSuccessful;
+import static com.gmail.nossr50.util.skills.RankUtils.getRank;
+
+import com.gmail.nossr50.datatypes.interactions.NotificationType;
 import com.gmail.nossr50.datatypes.player.McMMOPlayer;
 import com.gmail.nossr50.datatypes.skills.PrimarySkillType;
+import com.gmail.nossr50.datatypes.skills.SubSkillType;
+import com.gmail.nossr50.mcMMO;
 import com.gmail.nossr50.skills.SkillManager;
+import com.gmail.nossr50.util.Permissions;
+import com.gmail.nossr50.util.player.NotificationManager;
+import java.util.Locale;
+import org.bukkit.NamespacedKey;
+import org.bukkit.Registry;
+import org.bukkit.potion.PotionEffectType;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
 
 public class SpearsManager extends SkillManager {
+    private static @Nullable PotionEffectType swiftnessEffectType;
     public SpearsManager(McMMOPlayer mmoPlayer) {
         super(mmoPlayer, PrimarySkillType.SPEARS);
     }
+
+    private static @Nullable PotionEffectType mockSpigotMatch(@NotNull String input) {
+        // Replicates match() behaviour for older versions lacking this API
+        final String filtered = input.toLowerCase(Locale.ROOT).replaceAll("\\s+", "_");
+        final NamespacedKey namespacedKey = NamespacedKey.fromString(filtered);
+        return (namespacedKey != null) ? Registry.EFFECT.get(namespacedKey) : null;
+    }
+
+    /**
+     * Process Momentum activation.
+     */
+    public void potentiallyApplyMomentum() {
+        // Lazy initialized to avoid some backwards compatibility issues
+        if (swiftnessEffectType == null) {
+            if (mockSpigotMatch("speed") == null) {
+                mcMMO.p.getLogger().severe("Unable to find the Speed PotionEffectType, " +
+                        "mcMMO will not function properly.");
+                throw new IllegalStateException("Unable to find the Speed PotionEffectType!");
+            } else {
+                swiftnessEffectType = mockSpigotMatch("speed");
+            }
+        }
+
+        // TODO: Potentially it should overwrite the effect if we are providing a stronger one
+        if (swiftnessEffectType == null || getPlayer().getPotionEffect(swiftnessEffectType) != null) {
+            return;
+        }
+
+        if (!Permissions.canUseSubSkill(mmoPlayer.getPlayer(), SubSkillType.SPEARS_MOMENTUM)) {
+            return;
+        }
+
+        int momentumRank = getRank(getPlayer(), SubSkillType.SPEARS_MOMENTUM);
+        double momentumOdds = (mcMMO.p.getAdvancedConfig().getMomentumChanceToApplyOnHit(momentumRank)
+                * mmoPlayer.getAttackStrength());
+
+        if (isStaticSkillRNGSuccessful(PrimarySkillType.MACES, mmoPlayer,
+                momentumOdds)) {
+            if (mmoPlayer.useChatNotifications()) {
+                NotificationManager.sendPlayerInformation(mmoPlayer.getPlayer(),
+                        NotificationType.SUBSKILL_MESSAGE, "Maces.SubSkill.Momentum.Activated");
+            }
+
+            // Momentum is success, Momentum the target
+            getPlayer().addPotionEffect(swiftnessEffectType.createEffect(
+                    getMomentumTickDuration(momentumRank),
+                    getMomentumStrength()));
+            // TODO: Consider adding an effect here
+            // ParticleEffectUtils.playMomentumEffect(target);
+        }
+    }
+
+    public static int getMomentumTickDuration(int momentumRank) {
+        return 20 * (momentumRank * 2);
+    }
+
+    public static int getMomentumStrength() {
+        return 2;
+    }
+
 }

src/main/java/com/gmail/nossr50/util/skills/CombatUtils.java

@@ -361,7 +361,8 @@ public final class CombatUtils {
 
         event.setDamage(boostedDamage);
 
-        // TODO: Apply any non-damage effects here
+        // Apply any non-damage effects here
+        spearsManager.potentiallyApplyMomentum();
 
         processCombatXP(mmoPlayer, target, PrimarySkillType.SPEARS);
         printFinalDamageDebug(player, event, mmoPlayer);

src/main/resources/advanced.yml

@@ -647,4 +647,17 @@ Skills:
                 Rank_1: 10
                 Rank_2: 15
                 Rank_3: 20
-                Rank_4: 33
+                Rank_4: 33
+    Spears:
+        Momentum:
+            Chance_To_Apply_On_Hit:
+                Rank_1: 5
+                Rank_2: 10
+                Rank_3: 15
+                Rank_4: 20
+                Rank_5: 25
+                Rank_6: 30
+                Rank_7: 35
+                Rank_8: 40
+                Rank_9: 45
+                Rank_10: 50

src/main/resources/locale/locale_en_US.properties

@@ -485,6 +485,11 @@ Spears.SubSkill.SpearsLimitBreak.Name=Spears Limit Break
 Spears.SubSkill.SpearsLimitBreak.Description=Breaking your limits. Increased damage against tough opponents. Intended for PVP, up to server settings for whether it will boost damage in PVE.
 Spears.SubSkill.SpearsLimitBreak.Stat=Limit Break Max DMG
 Spears.SubSkill.SpearAbility.Name=WIP
+Spears.SubSkill.Momentum.Name=Momentum
+Spears.SubSkill.Momentum.Description=Adds a chance to increase movement speed when attacking.
+Spears.SubSkill.Momentum.Stat=Momentum Chance
+Spears.SubSkill.Momentum.Stat.Extra=[[DARK_AQUA]]Momentum Duration: &e{0}s
+Spears.SubSkill.Momentum.Activated=MOMENTUM ACTIVATED!
 Spears.Listener=Spears:
 
 #SWORDS

src/main/resources/plugin.yml

@@ -659,8 +659,11 @@ permissions:
         description: Allows access to all Spear abilities
         children:
             mcmmo.ability.spears.spearslimitbreak: true
+            mcmmo.ability.spears.momentum: true
     mcmmo.ability.spears.spearslimitbreak:
         description: Adds damage to spears
+    mcmmo.ability.spears.momentum:
+        description: Adds a chance to increase movement speed temporarily after hitting an entity
     mcmmo.ability.swords.*:
         default: false
         description: Allows access to all Swords abilities
@@ -2387,8 +2390,8 @@ permissions:
     mcmmo.skills.spears:
         description: Allows access to the Spears skill
         children:
-            mcmmo.ability.smelting.all: true
-            mcmmo.commands.smelting: true
+            mcmmo.ability.spears.all: true
+            mcmmo.commands.spears: true
     mcmmo.skills.swords:
         description: Allows access to the Swords skill
         children:

src/main/resources/skillranks.yml

@@ -428,6 +428,29 @@ Spears:
             Rank_8: 800
             Rank_9: 900
             Rank_10: 1000
+    SpearsMomentum:
+        Standard:
+            Rank_1: 1
+            Rank_2: 10
+            Rank_3: 15
+            Rank_4: 20
+            Rank_5: 25
+            Rank_6: 40
+            Rank_7: 50
+            Rank_8: 60
+            Rank_9: 80
+            Rank_10: 100
+        RetroMode:
+            Rank_1: 1
+            Rank_2: 100
+            Rank_3: 150
+            Rank_4: 200
+            Rank_5: 250
+            Rank_6: 400
+            Rank_7: 500
+            Rank_8: 600
+            Rank_9: 800
+            Rank_10: 1000
 Salvage:
     ScrapCollector:
         Standard: