SikongJueluo/kubejs-utils
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refactor(c4): rewrite C4 activation logic and add key mapping

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SikongJueluo
2025-12-08 12:35:32 +08:00
parent a0c30cea46
commit 902f4f5d70
1 changed files with 75 additions and 61 deletions
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136
src/startup_scripts/C4.js
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@@ -1,13 +1,15 @@
const KeyMapping = Java.loadClass("net.minecraft.client.KeyMapping");
const C4_EXPLOSION_TIME = 3 * 20;
const C4_EXPLOSION_RANGE = 256;
/**
* @type {Map<Internal.UUID, {
* @type {{ [key: string]:{
* angle: {x: number, y:number, z:number},
* pos: {x: number, y: number, z: number}
* }>}
* } | undefined}}
*/
const lastPlayerInfoMap = new Map();
const lastPlayerInfoMap = {};
/**
* @param {Internal.ItemStack} itemstack
@@ -24,7 +26,7 @@ function shouldActivateC4(itemstack, level, player) {
);
const lookAngle = player.lookAngle;
const lastPlayerInfo = lastPlayerInfoMap.get(player.UUID);
const lastPlayerInfo = lastPlayerInfoMap[player.uuid.toString()];
if (lastPlayerInfo === undefined) return false;
const isPlayerInfoChanged =
lookAngle.x() !== lastPlayerInfo.angle.x ||
@@ -36,7 +38,8 @@ function shouldActivateC4(itemstack, level, player) {
return (
/** @type {string} */ (block.id) === "kubejs:c4_target" &&
!isPlayerInfoChanged
!isPlayerInfoChanged &&
/** @type {string} */ (itemstack.id) === "kubejs:c4_item"
);
}
@@ -68,8 +71,8 @@ StartupEvents.registry("item", (event) => {
.create("c4_item")
.unstackable()
.useAnimation("eat")
.useDuration((itemStack) => 100) // 5 Seconds
.use((level, player, hand) => {
.useDuration((_itemStack) => 100) // 5 Seconds
.use((level, player, _hand) => {
const playerPos = player.position();
const block = level.getBlock(
playerPos.x() - 1, // Must subtract 1, is it a Bug ???
@@ -77,27 +80,55 @@ StartupEvents.registry("item", (event) => {
playerPos.z(),
);
if (/** @type {string} */ (block.id) === "kubejs:c4_target") {
const itemstack = player.getUseItem();
const lookAngle = player.lookAngle;
lastPlayerInfoMap.set(player.UUID, {
angle: {
x: lookAngle.x(),
y: lookAngle.y(),
z: lookAngle.z(),
},
pos: {
x: playerPos.x(),
y: playerPos.y(),
z: playerPos.z(),
},
});
return true;
} else {
if (/** @type {string} */ (block.id) !== "kubejs:c4_target") {
return false;
}
// const itemstack = player.getUseItem();
const lookAngle = player.lookAngle;
lastPlayerInfoMap[player.uuid.toString()] = {
angle: {
x: lookAngle.x(),
y: lookAngle.y(),
z: lookAngle.z(),
},
pos: {
x: playerPos.x(),
y: playerPos.y(),
z: playerPos.z(),
},
};
// console.log(`Map count: ${lastPlayerInfoMap.size}`);
console.log(`Player UUID: ${player.uuid}`);
console.log(
`Player Info: ${lastPlayerInfoMap[player.uuid.toString()]}`,
);
const server = Utils.server;
server.scheduleInTicks(5, (event) => {
const itemstack = player.getUseItem();
if (!shouldActivateC4(itemstack, level, player)) {
player.stopUsingItem();
player.addItemCooldown(itemstack.getItem(), 20);
itemstack.resetHoverName();
return;
}
const useDuration = itemstack.useDuration;
if (useDuration <= 0) return;
itemstack.setHoverName(
/** @type {any} */ (
Component.literal(
`C4 - ${(useDuration / 20.0).toFixed(2)}s`,
)
),
);
event.reschedule();
});
return true;
})
.finishUsing((itemstack, level, entity) => {
if (!entity.isPlayer()) {
@@ -125,13 +156,15 @@ StartupEvents.registry("item", (event) => {
const explosionRestTime =
C4_EXPLOSION_RANGE - gameTime - c4PlacedGameTime;
if (explosionRestTime > 0) {
server.tell(
/** @type {Component} */ (
Component.literal(
`C4还剩 ${Math.floor(explosionRestTime / 20)} 秒`,
)
),
);
server.players.forEach((player) => {
player.tell(
/** @type {any} */ (
Component.literal(
`C4还剩 ${Math.floor(explosionRestTime / 20)} 秒爆炸`,
)
),
);
});
event.reschedule(20);
} else {
const blockPos = newBlock.pos;
@@ -148,41 +181,22 @@ StartupEvents.registry("item", (event) => {
return itemstack;
})
.releaseUsing((itemstack, level, entity, count) => {
.releaseUsing((itemstack, _level, entity, _count) => {
itemstack.resetHoverName();
if (!entity.isPlayer()) return;
lastPlayerInfoMap.delete(entity.UUID);
delete lastPlayerInfoMap[entity.uuid.toString()];
})
.displayName(/** @type {any} */ ("C4"));
});
let useItemTickCnt = 0;
const useItemTickInterval = 5;
const EXAMPLE_MAPPING = new KeyMapping(
"key.examplemod.example1", // Will be localized using this translation key
69, // Default key is E
"key.categories.misc", // Mapping will be in the misc category
);
ForgeEvents.onEvent(
"net.minecraftforge.event.entity.living.LivingEntityUseItemEvent$Tick",
"net.minecraftforge.client.event.RegisterKeyMappingsEvent",
(event) => {
// Check every 5 ticks (0.25s)
if (useItemTickCnt++ % useItemTickInterval !== 0) return;
const itemstack = event.getItem();
if (/** @type {string} */ (itemstack.id) !== "kubejs:c4_item") return;
if (
!shouldActivateC4(
itemstack,
event.entity.level,
/** @type {any} */ (event.entity),
)
) {
event.setCanceled(true);
}
const useDuration = event.duration;
if (useDuration <= 0) return;
itemstack.setHoverName(
/** @type {any} */ (
Component.literal(`C4 - ${(useDuration / 20.0).toFixed(2)}s`)
),
);
event.register(EXAMPLE_MAPPING);
},
);