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minecraft-aiworld/easter-egg-addon/easter_egg_child_BP/scripts/main.js
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revert(easter-egg): single-block eggs — 2-block block-state syntax broke placement
Block state syntax ["facing_direction":N] in setblock silently failed, so no
egg blocks were placed and nothing could be collected. Revert to plain single
block setblock with no states.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-04-05 03:02:13 +01:00

468 lines
18 KiB
JavaScript

import { world, system, ItemStack } from "@minecraft/server";
import { variables } from "@minecraft/server-admin";
// ─── World Detection ─────────────────────────────────────────────
let PREFIX = "";
let EGG_BLOCK = "";
try {
const p = world.getDynamicProperty("egg_prefix");
const b = world.getDynamicProperty("egg_block");
if (p && b) { PREFIX = p; EGG_BLOCK = b; }
} catch (e) {}
if (!PREFIX) {
let worldName = "";
try { worldName = (variables.get("world_name") || "").toLowerCase(); } catch (e) {}
if (worldName.includes("jamie")) { PREFIX = "j"; EGG_BLOCK = "lime_glazed_terracotta"; }
else if (worldName.includes("lyla")) { PREFIX = "l"; EGG_BLOCK = "purple_glazed_terracotta"; }
else if (worldName.includes("mya")) { PREFIX = "m"; EGG_BLOCK = "cyan_glazed_terracotta"; }
else { PREFIX = "?"; EGG_BLOCK = "yellow_glazed_terracotta"; }
try {
world.setDynamicProperty("egg_prefix", PREFIX);
world.setDynamicProperty("egg_block", EGG_BLOCK);
} catch (e) {}
}
// ─── Egg Positions ───────────────────────────────────────────────
// 50 (dx, dz) offsets from the first player's spawn position.
// Three rings: close (5-20), medium (20-50), far (50-100).
const EGG_OFFSETS = [
// Close ring — 12 eggs
[ 8, 5], [-6, 9], [12, -3], [-10, 7], [ 5, -14], [-14, -5],
[ 7, 11], [-8, -12], [15, 8], [-15, 3], [ 4, 18], [ -3, -16],
// Medium ring — 22 eggs
[ 22, 15], [-25, 8], [18, -28], [-20, -22], [35, 5], [-38, 12],
[ 30,-18], [-32, 25], [45, 10], [-42, -8], [15, 40], [-18, -35],
[ 28, 35], [-30,-28], [48, -12], [-45, 20], [38,-32], [-22, 45],
[ 12,-48], [-48,-15], [50, 22], [-38, -40],
// Far ring — 16 eggs
[ 65, 15], [-68, 22], [55, -48], [-58, 42], [ 72, 35], [-75, -18],
[ 80,-55], [-82, 40], [58, 70], [-60, -65], [ 90, 12], [-85, -50],
[ 45, 82], [-48, 78], [75, -70], [-70, 75],
];
// ─── Scene Names ─────────────────────────────────────────────────
const SCENE_NAMES = [
"atop a barrel",
"on a hay bale",
"nestled in a flower patch",
"perched on a log",
"between fence posts",
"on a crafting table",
"on a mossy ledge",
"hidden in a leaf cluster",
];
// ─── Egg Basket (Cross-Server Persistence) ────────────────────────
// A nether_star item with a custom nameTag carries egg counts between servers.
// nameTag format: "§6Egg Basket §8[j:N,l:N,m:N]"
// Tags (egg_j_1, etc.) track which specific eggs were found per-session.
// The basket is the authoritative count the lobby reads.
const BASKET_ITEM = "minecraft:nether_star";
const BASKET_HEAD = "§6Egg Basket ";
const BASKET_REGEX = /\[j:(\d+),l:(\d+),m:(\d+)\]/;
function getBasket(player) {
try {
const inv = player.getComponent("minecraft:inventory");
if (!inv) return null;
const container = inv.container;
for (let i = 0; i < container.size; i++) {
const item = container.getItem(i);
if (item && item.typeId === BASKET_ITEM &&
item.nameTag && item.nameTag.startsWith(BASKET_HEAD)) {
return { item, slot: i, container };
}
}
} catch (e) {}
return null;
}
function getBasketCounts(player) {
const result = { j: 0, l: 0, m: 0 };
const b = getBasket(player);
if (!b) return result;
const m = b.item.nameTag.match(BASKET_REGEX);
if (m) { result.j = +m[1]; result.l = +m[2]; result.m = +m[3]; }
return result;
}
function updateBasket(player, j, l, m) {
try {
const nameTag = `${BASKET_HEAD}§8[j:${j},l:${l},m:${m}]`;
const b = getBasket(player);
if (b) {
b.item.nameTag = nameTag;
b.container.setItem(b.slot, b.item);
} else {
const item = new ItemStack(BASKET_ITEM, 1);
item.nameTag = nameTag;
const inv = player.getComponent("minecraft:inventory");
if (inv) {
const container = inv.container;
for (let i = 0; i < container.size; i++) {
if (!container.getItem(i)) {
container.setItem(i, item);
player.sendMessage("§6[Easter Eggs] §fYou received an §6Egg Basket§f — it tracks your egg count across all worlds! Keep it safe.");
break;
}
}
}
}
} catch (e) {}
}
// ─── Basket Initialisation ───────────────────────────────────────
// Give a fresh basket to players who don't have one yet.
// We do NOT reconstruct tags from missing blocks on re-join because a missing
// block might mean "never placed" (chunk not loaded) rather than "collected".
// The block existence check inside collectEgg() is the sole guard against
// re-collecting an already-found egg.
function giveBasketIfMissing(player) {
if (!getBasket(player)) updateBasket(player, 0, 0, 0);
}
// ─── Cached Positions ────────────────────────────────────────────
let eggPositions = null;
function getEggPositions() {
if (eggPositions !== null) return eggPositions;
try {
const json = world.getDynamicProperty("eggs_data");
if (json && json.length > 2) {
eggPositions = JSON.parse(json);
return eggPositions;
}
} catch (e) {}
return null;
}
// ─── Surface Scanner ─────────────────────────────────────────────
function findSurfaceY(dimension, x, spawnY, z) {
const top = Math.min(320, spawnY + 60);
const bottom = Math.max(-60, spawnY - 30);
for (let y = top; y >= bottom; y--) {
try {
const block = dimension.getBlock({ x, y, z });
if (block && block.typeId !== "minecraft:air") {
return y + 1; // first empty block above the topmost solid block
}
} catch (e) {}
}
return spawnY;
}
// ─── Scene Builder ───────────────────────────────────────────────
// Each egg is 2 blocks tall — bottom faces south (2), top faces north (3).
// This opposing rotation gives the glazed terracotta an oval/egg appearance.
// Stored Y is always the bottom block.
function buildScene(dim, sceneIndex, x, surfY, z) {
const cmds = [];
let eggY = surfY;
switch (sceneIndex % 8) {
case 0: // Barrel nook — egg perched on a barrel
cmds.push(`setblock ${x} ${surfY} ${z} barrel`);
eggY = surfY + 1;
break;
case 1: // Hay bale — egg resting on a bale
cmds.push(`setblock ${x} ${surfY} ${z} hay_block`);
eggY = surfY + 1;
break;
case 2: // Flower patch — egg nestled among wildflowers
cmds.push(`setblock ${x-1} ${surfY} ${z} poppy`);
cmds.push(`setblock ${x+1} ${surfY} ${z} cornflower`);
cmds.push(`setblock ${x} ${surfY} ${z-1} dandelion`);
eggY = surfY; // egg rises up through the flower level
break;
case 3: // Log perch — egg balanced atop a cut log
cmds.push(`setblock ${x} ${surfY} ${z} oak_log`);
eggY = surfY + 1;
break;
case 4: // Fence posts — egg elevated on a fence pedestal
cmds.push(`setblock ${x-1} ${surfY} ${z} oak_fence`);
cmds.push(`setblock ${x} ${surfY} ${z} oak_fence`);
cmds.push(`setblock ${x+1} ${surfY} ${z} oak_fence`);
eggY = surfY + 1;
break;
case 5: // Crafting table — egg left on a workbench
cmds.push(`setblock ${x} ${surfY} ${z} crafting_table`);
eggY = surfY + 1;
break;
case 6: // Mossy ledge — egg raised on a stone platform
cmds.push(`setblock ${x} ${surfY} ${z} mossy_cobblestone`);
cmds.push(`setblock ${x-1} ${surfY} ${z} mossy_cobblestone`);
eggY = surfY + 1;
break;
case 7: // Leaf cluster — egg tucked in a low leaf canopy
// Side leaves frame the egg without fully hiding it
cmds.push(`setblock ${x+1} ${surfY+1} ${z} oak_leaves`);
cmds.push(`setblock ${x-1} ${surfY+1} ${z} oak_leaves`);
cmds.push(`setblock ${x} ${surfY+1} ${z+1} oak_leaves`);
cmds.push(`setblock ${x} ${surfY+1} ${z-1} oak_leaves`);
eggY = surfY + 1; // bottom block nestled in the leaf ring, top sticks above
break;
}
cmds.push(`setblock ${x} ${eggY} ${z} ${EGG_BLOCK}`);
for (const cmd of cmds) {
try { dim.runCommand(cmd); } catch (e) {}
}
return eggY; // caller stores this as the bottom block Y
}
// ─── Egg Placement ───────────────────────────────────────────────
function placeAllEggs(playerPos) {
const overworld = world.getDimension("overworld");
if (world.getDynamicProperty("eggs_placed") === "true") {
// Validate at least one stored egg block actually exists
const stored = getEggPositions();
if (stored && stored.length > 0) {
let found = 0;
for (let i = 0; i < Math.min(5, stored.length); i++) {
try {
const block = overworld.getBlock({ x: stored[i].x, y: stored[i].y, z: stored[i].z });
if (block && block.typeId.includes("glazed_terracotta")) found++;
} catch (e) {}
}
if (found > 0) return;
}
// Flagged as placed but blocks are absent — clear and re-place
world.setDynamicProperty("eggs_placed", "false");
world.setDynamicProperty("eggs_data", "");
world.setDynamicProperty("egg_center", "");
eggPositions = null;
}
// Determine centre: stored centre takes priority, then joining player, then world spawn
let cx, cy, cz;
try {
const stored = JSON.parse(world.getDynamicProperty("egg_center") || "null");
if (stored) { cx = stored.x; cy = stored.y; cz = stored.z; }
} catch (e) {}
if (cx === undefined) {
if (playerPos) {
cx = Math.floor(playerPos.x);
cy = Math.floor(playerPos.y);
cz = Math.floor(playerPos.z);
} else {
const spawn = world.getDefaultSpawnLocation();
cx = Math.floor(spawn.x); cy = Math.floor(spawn.y); cz = Math.floor(spawn.z);
}
try { world.setDynamicProperty("egg_center", JSON.stringify({ x: cx, y: cy, z: cz })); } catch (e) {}
}
const positions = [];
for (let i = 0; i < EGG_OFFSETS.length; i++) {
const [dx, dz] = EGG_OFFSETS[i];
const x = cx + dx;
const z = cz + dz;
const surfY = findSurfaceY(overworld, x, cy, z);
const eggY = buildScene(overworld, i, x, surfY, z);
positions.push({ x, y: eggY, z, id: i + 1 });
}
try {
world.setDynamicProperty("eggs_data", JSON.stringify(positions));
world.setDynamicProperty("eggs_placed", "true");
world.sendMessage(`§6[Easter Eggs] §f${positions.length} eggs are now hidden around here — happy hunting!`);
} catch (e) {
world.sendMessage(`§c[Easter Eggs] §fFailed to save egg data: ${e.message}`);
}
}
// ─── Egg Collection ──────────────────────────────────────────────
function collectEgg(player, egg, tagId) {
try {
// Confirm the block still exists before collecting (prevents ghost re-collection)
const block = player.dimension.getBlock({ x: egg.x, y: egg.y, z: egg.z });
if (!block || !block.typeId.includes("glazed_terracotta")) return;
player.addTag(tagId);
const count = player.getTags().filter(t => t.startsWith(`egg_${PREFIX}_`)).length;
// Update basket with the new count for this world
const counts = getBasketCounts(player);
if (PREFIX === "j") updateBasket(player, count, counts.l, counts.m);
else if (PREFIX === "l") updateBasket(player, counts.j, count, counts.m);
else if (PREFIX === "m") updateBasket(player, counts.j, counts.l, count);
player.dimension.runCommand(`setblock ${egg.x} ${egg.y} ${egg.z} air`);
player.dimension.runCommand(`particle minecraft:egg_destroy_emitter ${egg.x} ${egg.y} ${egg.z}`);
player.runCommand(`playsound random.orb @s`);
player.runCommand(`playsound random.levelup @s`);
player.runCommand(`give @s emerald 1`);
player.runCommand(`titleraw @s title {"rawtext":[{"text":"§6Easter Egg Found!"}]}`);
player.runCommand(`titleraw @s subtitle {"rawtext":[{"text":"§e${count}/50 §7found in this world"}]}`);
player.sendMessage(
`§6[Eggs] §fEgg §e#${egg.id} §f(${SCENE_NAMES[(egg.id - 1) % 8]}) §7| §e${count}/50 §7in this world`
);
if (count === 50) {
world.sendMessage(`§6§l✨ ${player.name} found all 50 eggs! ✨ §r§6Return to the lobby for your final score!`);
}
} catch (e) {}
}
// ─── Detection Loop ──────────────────────────────────────────────
system.runInterval(() => {
const positions = getEggPositions();
if (!positions || positions.length === 0) return;
for (const player of world.getAllPlayers()) {
const pos = player.location;
const tags = player.getTags();
for (const egg of positions) {
const tagId = `egg_${PREFIX}_${egg.id}`;
if (tags.includes(tagId)) continue;
const dx = Math.abs(pos.x - egg.x);
const dy = Math.abs(pos.y - egg.y);
const dz = Math.abs(pos.z - egg.z);
if (dx <= 2.5 && dy <= 2.0 && dz <= 2.5) {
collectEgg(player, egg, tagId);
}
}
}
}, 10);
// ─── Chat Commands ───────────────────────────────────────────────
function handleEggCommand(player, msg) {
if (msg === "!eggs") {
const count = player.getTags().filter(t => t.startsWith(`egg_${PREFIX}_`)).length;
player.sendMessage(`§6[Eggs] §fFound §e${count}§f/50 eggs in this world.`);
if (count === 50) {
player.sendMessage("§a§lYou found all 50! Return to the lobby to see the leaderboard.");
} else {
player.sendMessage("§7Hint: eggs are hidden in flower patches, on logs, barrels, hay bales, fences, crafting tables, mossy ledges, and leaf clusters.");
}
return true;
}
if (msg.startsWith("!seteggworld ")) {
const arg = msg.split(" ")[1];
if (!["j", "l", "m"].includes(arg)) {
player.sendMessage("§c[Eggs] Usage: §e!seteggworld j§c (Jamie), §el§c (Lyla), §em§c (Mya)");
return true;
}
const blockMap = { j: "lime_glazed_terracotta", l: "purple_glazed_terracotta", m: "cyan_glazed_terracotta" };
PREFIX = arg;
EGG_BLOCK = blockMap[arg];
try {
world.setDynamicProperty("egg_prefix", PREFIX);
world.setDynamicProperty("egg_block", EGG_BLOCK);
world.setDynamicProperty("eggs_placed", "false");
world.setDynamicProperty("eggs_data", "");
} catch (e) {}
eggPositions = null;
player.sendMessage(`§6[Eggs] §fWorld prefix set to §e${arg}§f — re-placing eggs...`);
system.runTimeout(() => placeAllEggs(player.location), 20);
return true;
}
if (msg === "!reseteggsworld") {
try {
world.setDynamicProperty("eggs_placed", "false");
world.setDynamicProperty("eggs_data", "");
world.setDynamicProperty("egg_center", "");
} catch (e) {}
eggPositions = null;
eggsPlacedThisSession = false;
player.sendMessage("§6[Eggs] §fEgg data cleared — eggs will re-place around your position...");
const pos = player.location;
system.runTimeout(() => placeAllEggs(pos), 20);
return true;
}
return false;
}
try {
world.beforeEvents.chatSend.subscribe((event) => {
const msg = event.message.trim().toLowerCase();
if (msg === "!eggs" || msg.startsWith("!seteggworld ") || msg === "!reseteggsworld") {
event.cancel = true;
const player = event.sender;
system.run(() => handleEggCommand(player, msg));
}
});
} catch (e) {}
system.afterEvents.scriptEventReceive.subscribe((event) => {
if (event.id !== "eggs:cmd") return;
const msg = (event.message || "").trim().toLowerCase();
// Allow reseteggsworld from console (sourceEntity is null when run via MCP/RCON)
if (msg === "reseteggsworld") {
try {
world.setDynamicProperty("eggs_placed", "false");
world.setDynamicProperty("eggs_data", "");
world.setDynamicProperty("egg_center", "");
} catch (e) {}
eggPositions = null;
eggsPlacedThisSession = false;
world.sendMessage("§6[Eggs] §fEgg data cleared — eggs will re-place on next player spawn.");
return;
}
const player = event.sourceEntity;
if (!player) return;
handleEggCommand(player, `!${msg}`);
});
// ─── Startup ─────────────────────────────────────────────────────
// Egg placement fires on first player spawn so chunks are guaranteed loaded.
// Tag rebuild fires for every player that (re)joins — recovers lost tags from
// cross-server transfers by checking which egg blocks are actually missing.
let eggsPlacedThisSession = false;
world.afterEvents.playerSpawn.subscribe((event) => {
const player = event.player;
const playerPos = player.location;
// Place eggs on first spawn of the session (40 tick delay to settle chunks)
if (!eggsPlacedThisSession) {
eggsPlacedThisSession = true;
system.runTimeout(() => placeAllEggs(playerPos), 40);
}
// Give basket if player doesn't have one yet
system.runTimeout(() => {
try { giveBasketIfMissing(player); } catch (e) {}
}, 40);
});
system.run(() => {
world.sendMessage("§6[Easter Eggs] §fHunt active! Type §e!eggs §fto check your progress.");
});