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@ -1,7 +1,6 @@
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'use client'
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import type { FC } from 'react'
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import React, { useMemo } from 'react'
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import { useState } from 'react'
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import React, { useCallback, useEffect, useRef } from 'react'
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import {
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PortalToFollowElem,
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PortalToFollowElemContent,
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@ -14,9 +13,9 @@ import type {
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import Input from '@/app/components/base/input'
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import AppIcon from '@/app/components/base/app-icon'
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import type { App } from '@/types/app'
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import { useTranslation } from 'react-i18next'
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type Props = {
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appList: App[]
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scope: string
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disabled: boolean
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trigger: React.ReactNode
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@ -25,11 +24,16 @@ type Props = {
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isShow: boolean
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onShowChange: (isShow: boolean) => void
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onSelect: (app: App) => void
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apps: App[]
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isLoading: boolean
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hasMore: boolean
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onLoadMore: () => void
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searchText: string
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onSearchChange: (text: string) => void
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}
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const AppPicker: FC<Props> = ({
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scope,
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appList,
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disabled,
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trigger,
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placement = 'right-start',
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@ -37,19 +41,81 @@ const AppPicker: FC<Props> = ({
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isShow,
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onShowChange,
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onSelect,
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apps,
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isLoading,
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hasMore,
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onLoadMore,
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searchText,
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onSearchChange,
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}) => {
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const [searchText, setSearchText] = useState('')
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const filteredAppList = useMemo(() => {
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return (appList || [])
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.filter(app => app.name.toLowerCase().includes(searchText.toLowerCase()))
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.filter(app => (app.mode !== 'advanced-chat' && app.mode !== 'workflow') || !!app.workflow)
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.filter(app => scope === 'all'
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|| (scope === 'completion' && app.mode === 'completion')
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|| (scope === 'workflow' && app.mode === 'workflow')
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|| (scope === 'chat' && app.mode === 'advanced-chat')
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|| (scope === 'chat' && app.mode === 'agent-chat')
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|| (scope === 'chat' && app.mode === 'chat'))
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}, [appList, scope, searchText])
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const { t } = useTranslation()
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const observerTarget = useRef<HTMLDivElement>(null)
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const observerRef = useRef<IntersectionObserver | null>(null)
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const loadingRef = useRef(false)
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const handleIntersection = useCallback((entries: IntersectionObserverEntry[]) => {
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const target = entries[0]
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if (!target.isIntersecting || loadingRef.current || !hasMore || isLoading) return
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loadingRef.current = true
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onLoadMore()
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// Reset loading state
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setTimeout(() => {
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loadingRef.current = false
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}, 500)
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}, [hasMore, isLoading, onLoadMore])
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useEffect(() => {
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if (!isShow) {
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if (observerRef.current) {
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observerRef.current.disconnect()
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observerRef.current = null
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}
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return
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}
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let mutationObserver: MutationObserver | null = null
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const setupIntersectionObserver = () => {
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if (!observerTarget.current) return
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// Create new observer
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observerRef.current = new IntersectionObserver(handleIntersection, {
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root: null,
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rootMargin: '100px',
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threshold: 0.1,
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})
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observerRef.current.observe(observerTarget.current)
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}
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// Set up MutationObserver to watch DOM changes
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mutationObserver = new MutationObserver((mutations) => {
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if (observerTarget.current) {
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setupIntersectionObserver()
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mutationObserver?.disconnect()
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}
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})
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// Watch body changes since Portal adds content to body
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mutationObserver.observe(document.body, {
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childList: true,
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subtree: true,
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})
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// If element exists, set up IntersectionObserver directly
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if (observerTarget.current)
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setupIntersectionObserver()
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return () => {
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if (observerRef.current) {
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observerRef.current.disconnect()
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observerRef.current = null
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}
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mutationObserver?.disconnect()
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}
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}, [isShow, handleIntersection])
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const getAppType = (app: App) => {
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switch (app.mode) {
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case 'advanced-chat':
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@ -84,18 +150,18 @@ const AppPicker: FC<Props> = ({
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</PortalToFollowElemTrigger>
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<PortalToFollowElemContent className='z-[1000]'>
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<div className="relative min-h-20 w-[356px] rounded-xl border-[0.5px] border-components-panel-border bg-components-panel-bg-blur shadow-lg backdrop-blur-sm">
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<div className="relative flex max-h-[400px] min-h-20 w-[356px] flex-col rounded-xl border-[0.5px] border-components-panel-border bg-components-panel-bg-blur shadow-lg backdrop-blur-sm">
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<div className='p-2 pb-1'>
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<Input
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showLeftIcon
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showClearIcon
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value={searchText}
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onChange={e => setSearchText(e.target.value)}
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onClear={() => setSearchText('')}
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onChange={e => onSearchChange(e.target.value)}
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onClear={() => onSearchChange('')}
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/>
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</div>
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<div className='p-1'>
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{filteredAppList.map(app => (
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<div className='min-h-0 flex-1 overflow-y-auto p-1'>
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{apps.map(app => (
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<div
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key={app.id}
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className='flex cursor-pointer items-center gap-3 rounded-lg py-1 pl-2 pr-3 hover:bg-state-base-hover'
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@ -113,6 +179,13 @@ const AppPicker: FC<Props> = ({
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<div className='system-2xs-medium-uppercase shrink-0 text-text-tertiary'>{getAppType(app)}</div>
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</div>
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))}
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<div ref={observerTarget} className='h-4 w-full'>
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{isLoading && (
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<div className='flex justify-center py-2'>
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<div className='text-sm text-gray-500'>{t('common.loading')}</div>
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</div>
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)}
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</div>
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</div>
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</div>
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</PortalToFollowElemContent>
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