Added a way to obtain both the rain cloud and storm cloud jars

src/main/java/com/minelittlepony/unicopia/ability/Abilities.java

@@ -26,6 +26,7 @@ public interface Abilities {
 
     // pegasus
     Ability<?> RAINBOOM = register(new PegasusRainboomAbility(), "rainboom", AbilitySlot.PRIMARY);
+    Ability<?> CAPTURE_CLOUD = register(new PegasusCaptureStormAbility(), "capture_cloud", AbilitySlot.SECONDARY);
 
     // pegasus / bat / alicorn / changeling
     Ability<?> CARRY = register(new CarryAbility(), "carry", AbilitySlot.PASSIVE);

src/main/java/com/minelittlepony/unicopia/ability/PegasusCaptureStormAbility.java

@@ -0,0 +1,124 @@
+package com.minelittlepony.unicopia.ability;
+
+import javax.annotation.Nullable;
+
+import com.minelittlepony.unicopia.Race;
+import com.minelittlepony.unicopia.ability.data.Hit;
+import com.minelittlepony.unicopia.entity.player.Pony;
+import com.minelittlepony.unicopia.item.UItems;
+import com.minelittlepony.unicopia.particle.MagicParticleEffect;
+
+import net.minecraft.item.ItemStack;
+import net.minecraft.network.packet.s2c.play.GameStateChangeS2CPacket;
+import net.minecraft.server.world.ServerWorld;
+import net.minecraft.text.TranslatableText;
+import net.minecraft.util.Hand;
+import net.minecraft.world.World;
+import net.minecraft.world.level.ServerWorldProperties;
+
+/**
+ * Pegasus ability to capture a storm and store it in a jar
+ */
+public class PegasusCaptureStormAbility implements Ability<Hit> {
+
+    @Override
+    public int getWarmupTime(Pony player) {
+        return 9;
+    }
+
+    @Override
+    public int getCooldownTime(Pony player) {
+        return 6;
+    }
+
+    @Override
+    public boolean canUse(Race race) {
+        return race.canInteractWithClouds();
+    }
+
+    @Nullable
+    @Override
+    public Hit tryActivate(Pony player) {
+
+        if (!player.getMaster().isCreative() && player.getMagicalReserves().getMana().getPercentFill() < 0.2F) {
+            return null;
+        }
+
+        return Hit.INSTANCE;
+    }
+
+    @Override
+    public Hit.Serializer<Hit> getSerializer() {
+        return Hit.SERIALIZER;
+    }
+
+    @Override
+    public double getCostEstimate(Pony player) {
+        return player.getMagicalReserves().getMana().getMax() * 0.9F;
+    }
+
+    @Override
+    public void apply(Pony player, Hit data) {
+
+        World w = player.getWorld();
+        ItemStack stack = player.getMaster().getStackInHand(Hand.MAIN_HAND);
+        boolean thundering = w.isThundering();
+
+        if (stack.getItem() != UItems.EMPTY_JAR) {
+            tell(player, "ability.unicopia.empty_hooves");
+        } else if (!w.isSkyVisible(player.getOrigin())) {
+            tell(player, "ability.unicopia.indoors");
+        } else if (!(w.isRaining() || thundering)) {
+            tell(player, "ability.unicopia.clear_skies");
+        } else if (player.getOrigin().getY() < 120) {
+            tell(player, "ability.unicopia.too_low");
+        } else {
+            if (!player.getMaster().abilities.creativeMode) {
+                stack.decrement(1);
+            }
+
+            if (thundering && w.random.nextBoolean()) {
+                player.getMaster().giveItemStack(UItems.STORM_CLOUD_JAR.getDefaultStack());
+
+                if (w instanceof ServerWorld) {
+                    ServerWorldProperties props = (ServerWorldProperties)w.getLevelProperties();
+
+                    int timer = (int)Math.floor(props.getRainTime() * 0.1);
+
+                    props.setThundering(timer > 0);
+                    props.setClearWeatherTime((int)(w.random.nextFloat() * 150000));
+                    props.setThunderTime(timer);
+                    ((ServerWorld)w).getServer().getPlayerManager().sendToDimension(new GameStateChangeS2CPacket(GameStateChangeS2CPacket.THUNDER_GRADIENT_CHANGED, w.getRainGradient(1)), w.getRegistryKey());
+                }
+            } else {
+                player.getMaster().giveItemStack(UItems.RAIN_CLOUD_JAR.getDefaultStack());
+
+                if (w instanceof ServerWorld) {
+                    ServerWorldProperties props = (ServerWorldProperties)w.getLevelProperties();
+
+                    int timer = (int)Math.floor(props.getRainTime() * 0.1);
+
+                    props.setRaining(timer > 0);
+                    props.setClearWeatherTime((int)(w.random.nextFloat() * 150000));
+                    props.setRainTime(timer);
+                    ((ServerWorld)w).getServer().getPlayerManager().sendToDimension(new GameStateChangeS2CPacket(GameStateChangeS2CPacket.RAIN_GRADIENT_CHANGED, w.getRainGradient(1)), w.getRegistryKey());
+                }
+            }
+        }
+
+    }
+
+    private void tell(Pony player, String translation) {
+        player.getMaster().sendMessage(new TranslatableText(translation), true);
+    }
+
+    @Override
+    public void preApply(Pony player, AbilitySlot slot) {
+        player.getMagicalReserves().getExertion().add(6);
+    }
+
+    @Override
+    public void postApply(Pony player, AbilitySlot slot) {
+        player.spawnParticles(MagicParticleEffect.UNICORN, 5);
+    }
+}

src/main/java/com/minelittlepony/unicopia/ability/PegasusRainboomAbility.java

@@ -13,7 +13,7 @@ import com.minelittlepony.unicopia.particle.UParticles;
 import net.minecraft.util.math.Vec3d;
 
 /**
- * Changeling ability to restore health from mobs
+ * Pegasus ability to perform rainbooms
  */
 public class PegasusRainboomAbility implements Ability<Hit> {
 

src/main/resources/assets/unicopia/lang/en_us.json

@@ -2,6 +2,11 @@
 
   "block.unicopia.bed.not_safe": "You may not rest here, there are enemies nearby",
 
+  "ability.unicopia.empty_hooves": "I need to find a jar",
+  "ability.unicopia.indoors": "I can't see the sky from here",
+  "ability.unicopia.too_low": "I need to get higher up",
+  "ability.unicopia.clear_skies": "The skies already look pretty clear",
+
   "itemGroup.unicopia.items": "Unicopia - Misc.",
   "itemGroup.unicopia.horsefeed": "Unicopia - Horse Feed",
 
@@ -151,6 +156,7 @@
   "ability.unicopia.hang": "Cling to Ceiling",
   "ability.unicopia.eee": "Deafening Screech",
   "ability.unicopia.feed": "Collect Love",
+  "ability.unicopia.capture_cloud": "Cloudbust",
   "ability.unicopia.disguise": "Shapeshift",
   "ability.unicopia.rainboom": "Sonic Rainboom",