Revert "feat: optimize minapp cache with LRU (#8160)" (#8205)

This reverts commit f0043b4.

Author: 0xfullex

src/renderer/src/hooks/useMinappPopup.ts

@@ -11,26 +11,6 @@ import {
 import { MinAppType } from '@renderer/types'
 import { useCallback } from 'react'
 
-const updateLRUCache = <T extends { id: string }>(apps: T[], app: T, limitation: number): T[] => {
-  const existingIndex = apps.findIndex((item) => item.id === app.id)
-
-  if (existingIndex !== -1) {
-    // 找到已存在的 app，将其移动到最前面
-    const updatedApps = [...apps]
-    updatedApps.splice(existingIndex, 1)
-    updatedApps.unshift(app)
-    return updatedApps
-  }
-
-  const updatedApps = [app, ...apps]
-
-  if (updatedApps.length > limitation) {
-    return updatedApps.slice(0, limitation)
-  }
-
-  return updatedApps
-}
-
 /**
  * Usage:
  *
@@ -54,8 +34,21 @@ export const useMinappPopup = () => {
   const openMinapp = useCallback(
     (app: MinAppType, keepAlive: boolean = false) => {
       if (keepAlive) {
-        const updatedApps = updateLRUCache(openedKeepAliveMinapps, app, maxKeepAliveMinapps)
-        dispatch(setOpenedKeepAliveMinapps(updatedApps))
+        // 如果小程序已经打开，只切换显示
+        if (openedKeepAliveMinapps.some((item) => item.id === app.id)) {
+          dispatch(setCurrentMinappId(app.id))
+          dispatch(setMinappShow(true))
+          return
+        }
+
+        // 如果缓存数量未达上限，添加到缓存列表
+        if (openedKeepAliveMinapps.length < maxKeepAliveMinapps) {
+          dispatch(setOpenedKeepAliveMinapps([app, ...openedKeepAliveMinapps]))
+        } else {
+          // 缓存数量达到上限，移除最后一个，添加新的
+          dispatch(setOpenedKeepAliveMinapps([app, ...openedKeepAliveMinapps.slice(0, maxKeepAliveMinapps - 1)]))
+        }
+
         dispatch(setOpenedOneOffMinapp(null))
         dispatch(setCurrentMinappId(app.id))
         dispatch(setMinappShow(true))