Fixes fireworkRocketDuration calculation (#3222)

* fix firework duration when elytra flying

* update zh api doc

* fix lint

* restart CI

Author: szdytom

docs/api.md

@@ -1429,10 +1429,12 @@ This occurs whether the process was completed or aborted.
 
  * `block` - the block that still exists
 
-#### "usedfirework"
+#### "usedFirework" (fireworkEntityId)
 
 Fires when the bot uses a firework while elytra flying.
 
+ * `fireworkEntityId` - the entity id of the firework.
+
 #### "move"
 
 Fires when the bot moves. If you want the current position, use

docs/zh/README_ZH_CN.md

@@ -240,6 +240,7 @@ Mineflayer 支持插件；任何人都可以创建一个插件，在 Mineflayer
 ### 示例
 
 `npm run mocha_test -- -g "1.18.1.*BlockFinder"` 进行1.18.1寻路测试
+
 ## 许可证
 
 [MIT](../LICENSE)

docs/zh/api.md

@@ -1339,6 +1339,12 @@ This occurs whether the process was completed or aborted.
 
  * `block` - 方块仍然存在
 
+#### "usedFirework" (fireworkEntityId)
+
+在机器人在鞘翅飞行时使用烟花火箭时触发
+
+ * `fireworkEntityId` - 烟花火箭的实体编号
+
 #### "move"
 
 当机器人移动时触发. 如果需要当前位置，请使用

lib/plugins/entities.js

@@ -369,36 +369,25 @@ function inject (bot) {
     }
     if (bot.fireworkRocketDuration !== 0 && entity.id === bot.entity?.id && !elytraFlying) {
       bot.fireworkRocketDuration = 0
-      knownFireworks.splice(0, knownFireworks.length)
+      knownFireworks.clear()
     }
 
     if (startedFlying) {
       bot.emit('entityElytraFlew', entity)
     }
   }
 
-  const knownFireworks = []
+  const knownFireworks = new Set()
   function handleBotUsedFireworkRocket (fireworkEntityId, fireworkInfo) {
-    if (knownFireworks.includes(fireworkEntityId)) return
-    knownFireworks.push(fireworkEntityId)
-    let flightDur = 1
-    if (fireworkInfo?.nbtData != null) {
-      let nbt = fireworkInfo.nbtData
-      if (nbt.type === 'compound' && nbt.value.Fireworks != null) {
-        nbt = nbt.value.Fireworks
-        if (nbt.type === 'compound' && nbt.value.Flight != null) {
-          nbt = nbt.value.Flight
-          if (nbt.type === 'int') {
-            flightDur += nbt.value
-          }
-        }
-      }
-    }
-    const baseDuration = 10 * flightDur
+    if (knownFireworks.has(fireworkEntityId)) return
+    knownFireworks.add(fireworkEntityId)
+    let flightDur = fireworkInfo?.nbtData?.value?.Fireworks?.value?.Flight.value ?? 1
+    if (typeof flightDur !== 'number') { flightDur = 1 }
+    const baseDuration = 10 * (flightDur + 1)
     const randomDuration = Math.floor(Math.random() * 6) + Math.floor(Math.random() * 7)
     bot.fireworkRocketDuration = baseDuration + randomDuration
 
-    bot.emit('usedFirework')
+    bot.emit('usedFirework', fireworkEntityId)
   }
 
   let fireworkEntityName