mlogclub
436 lines
14 KiB
TypeScript
436 lines
14 KiB
TypeScript
"use client"
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import {
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CheckCircle2Icon,
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Maximize2Icon,
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Minimize2Icon,
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MinusIcon,
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RotateCwIcon,
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XIcon,
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} from "lucide-react"
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import {
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useCallback,
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useEffect,
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useLayoutEffect,
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useRef,
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useState,
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type CSSProperties,
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} from "react"
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import { useShallow } from "zustand/react/shallow"
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import { KefuConnectionStatus } from "@/components/kefu/connection-status"
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import { CustomerMessageEditor } from "@/components/kefu/customer-message-editor"
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import {
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KefuMessageList,
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type KefuMessageListHandle,
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} from "@/components/kefu/message-list"
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import {
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bindKefuHostBridge,
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requestKefuHostClose,
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requestKefuHostMinimize,
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requestKefuHostToggleMaximize,
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} from "@/lib/kefu-host-bridge"
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import { useKefuChatStore } from "@/lib/stores/kefu-chat"
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import { Button } from "@/components/ui/button"
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import { ButtonGroup } from "@/components/ui/button-group"
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import {
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Dialog,
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DialogContent,
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DialogDescription,
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DialogFooter,
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DialogHeader,
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DialogTitle,
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} from "@/components/ui/dialog"
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function useKefuSystemTheme() {
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useLayoutEffect(() => {
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if (typeof window === "undefined") {
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return
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}
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const root = document.documentElement
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const query = window.matchMedia("(prefers-color-scheme: dark)")
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const previousDarkClass = root.classList.contains("dark")
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const previousColorScheme = root.style.colorScheme
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const syncTheme = () => {
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const isDark = query.matches
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root.classList.toggle("dark", isDark)
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root.style.colorScheme = isDark ? "dark" : "light"
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}
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syncTheme()
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query.addEventListener("change", syncTheme)
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return () => {
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query.removeEventListener("change", syncTheme)
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root.classList.toggle("dark", previousDarkClass)
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root.style.colorScheme = previousColorScheme
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}
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}, [])
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}
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function isEmbeddedInHost() {
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if (typeof window === "undefined") {
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return false
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}
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try {
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return window.parent !== window
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} catch {
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return false
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}
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}
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export function KefuChatShell() {
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useKefuSystemTheme()
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const messageListRef = useRef<KefuMessageListHandle | null>(null)
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const [isEmbedded] = useState(() => isEmbeddedInHost())
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const [isMaximized, setIsMaximized] = useState(false)
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const [isCloseDialogOpen, setIsCloseDialogOpen] = useState(false)
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const [isClosingConversation, setIsClosingConversation] = useState(false)
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const [isConversationClosed, setIsConversationClosed] = useState(false)
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const {
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title,
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subtitle,
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themeColor,
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conversation,
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messages,
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messagesHasMore,
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messagesLoadingMore,
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loadOlderMessages,
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status,
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error,
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isOpen,
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isVisible,
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setIsOpen,
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setIsVisible,
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bootstrap,
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handleSendMessage,
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uploadMessageImage,
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sendAttachment,
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retry,
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disconnectSocket,
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markConversationRead,
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closeConversation,
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} = useKefuChatStore(
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useShallow((state) => ({
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title: state.title,
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subtitle: state.subtitle,
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themeColor: state.themeColor,
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conversation: state.conversation,
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messages: state.messages,
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messagesHasMore: state.messagesHasMore,
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messagesLoadingMore: state.messagesLoadingMore,
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loadOlderMessages: state.loadOlderMessages,
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status: state.status,
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error: state.error,
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isOpen: state.isOpen,
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isVisible: state.isVisible,
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setIsOpen: state.setIsOpen,
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setIsVisible: state.setIsVisible,
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bootstrap: state.bootstrap,
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handleSendMessage: state.handleSendMessage,
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uploadMessageImage: state.uploadMessageImage,
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sendAttachment: state.sendAttachment,
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retry: state.retry,
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disconnectSocket: state.disconnectSocket,
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markConversationRead: state.markConversationRead,
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closeConversation: state.closeConversation,
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}))
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)
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const safeMessages = Array.isArray(messages) ? messages : []
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const maybeMarkConversationRead = useCallback(() => {
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if (!isVisible || !conversation || typeof document === "undefined") {
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return
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}
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if (document.visibilityState !== "visible") {
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return
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}
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void markConversationRead().catch((readError) => {
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console.error("Failed to mark kefu conversation read", readError)
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})
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}, [conversation?.id, isVisible, markConversationRead])
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useEffect(() => {
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return bindKefuHostBridge({
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onOpen: () => {
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setIsOpen(true)
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setIsVisible(true)
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},
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onMinimize: () => {
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setIsVisible(false)
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},
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onMaximizedChange: (nextIsMaximized) => {
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setIsMaximized(nextIsMaximized)
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},
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})
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}, [setIsOpen, setIsVisible])
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useEffect(() => {
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bootstrap()
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return () => {
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if (!isOpen) {
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disconnectSocket()
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}
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}
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}, [isOpen, bootstrap, disconnectSocket])
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useEffect(() => {
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maybeMarkConversationRead()
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}, [maybeMarkConversationRead, safeMessages.length])
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useEffect(() => {
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const handleVisibilityChange = () => {
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if (document.visibilityState === "visible") {
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maybeMarkConversationRead()
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}
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}
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const handleFocus = () => {
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maybeMarkConversationRead()
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}
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document.addEventListener("visibilitychange", handleVisibilityChange)
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window.addEventListener("focus", handleFocus)
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return () => {
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document.removeEventListener("visibilitychange", handleVisibilityChange)
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window.removeEventListener("focus", handleFocus)
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}
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}, [maybeMarkConversationRead])
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async function handleSend(content: string) {
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await handleSendMessage(content)
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messageListRef.current?.scrollToBottom()
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}
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function handleMinimize() {
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setIsVisible(false)
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requestKefuHostMinimize()
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}
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function handleToggleMaximize() {
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requestKefuHostToggleMaximize()
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}
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function handleRestartConversation() {
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window.location.reload()
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}
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async function confirmCloseConversation() {
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if (isClosingConversation) {
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return
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}
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setIsClosingConversation(true)
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try {
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if (conversation?.id) {
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await closeConversation()
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}
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setIsCloseDialogOpen(false)
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if (isEmbedded) {
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requestKefuHostClose()
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} else {
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setIsConversationClosed(true)
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}
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} catch (closeError) {
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window.alert(closeError instanceof Error ? closeError.message : "关闭会话失败")
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} finally {
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setIsClosingConversation(false)
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}
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}
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useEffect(() => {
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if (!isCloseDialogOpen) {
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return
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}
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const handleKeyDown = (event: KeyboardEvent) => {
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if (event.key === "Escape" && !isClosingConversation) {
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setIsCloseDialogOpen(false)
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}
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}
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window.addEventListener("keydown", handleKeyDown)
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return () => window.removeEventListener("keydown", handleKeyDown)
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}, [isCloseDialogOpen, isClosingConversation])
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if (isConversationClosed) {
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return (
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<main
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className="relative flex h-screen overflow-hidden bg-muted text-foreground"
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style={{ "--primary": themeColor } as CSSProperties}
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>
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<section className="flex h-full w-full flex-col overflow-hidden border border-border bg-card text-card-foreground">
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<header className="shrink-0 border-b border-border bg-card/95 px-4 py-3 shadow-[0_8px_24px_rgba(15,23,42,0.04)] dark:shadow-none">
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<div className="min-w-0">
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<div className="truncate text-base font-semibold text-foreground">
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{title}
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</div>
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{subtitle ? (
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<div className="mt-1 truncate text-xs text-muted-foreground">
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{subtitle}
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</div>
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) : null}
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</div>
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</header>
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<div className="flex min-h-0 flex-1 items-center justify-center bg-muted/70 px-6">
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<div className="grid max-w-sm justify-items-center gap-4 text-center">
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<div className="flex size-14 items-center justify-center rounded-full bg-emerald-50 text-emerald-600 ring-1 ring-emerald-100 dark:bg-emerald-950/40 dark:text-emerald-300 dark:ring-emerald-900">
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<CheckCircle2Icon className="size-7" />
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</div>
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<div className="grid gap-2">
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<div className="text-lg font-semibold text-foreground">会话已结束</div>
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<p className="text-sm leading-6 text-muted-foreground">
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当前客服会话已关闭，如需继续咨询可以重新发起对话。
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</p>
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</div>
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<Button type="button" onClick={handleRestartConversation}>
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重新发起对话
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</Button>
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</div>
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</div>
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</section>
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</main>
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)
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}
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return (
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<main
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className="relative flex h-screen overflow-hidden bg-muted text-foreground"
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style={{ "--primary": themeColor } as CSSProperties}
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>
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<section className="flex h-full w-full flex-col overflow-hidden border border-border bg-card text-card-foreground">
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<header className="shrink-0 border-b border-border bg-card/95 px-4 py-3 shadow-[0_8px_24px_rgba(15,23,42,0.04)] dark:shadow-none">
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<div className="flex items-center justify-between gap-3">
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<div className="min-w-0">
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<div className="truncate text-base font-semibold text-foreground">
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{title}
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</div>
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<div className="mt-1 truncate text-xs text-muted-foreground">{subtitle}</div>
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</div>
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<div className="flex items-center gap-2">
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{status !== "connected" ? (
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<KefuConnectionStatus status={status} />
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) : null}
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<ButtonGroup>
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<Button
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type="button"
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variant="outline"
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size="icon-sm"
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onClick={retry}
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aria-label="重新连接"
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title="重新连接"
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className="bg-background text-muted-foreground hover:text-sky-600 dark:hover:text-sky-400"
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>
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<RotateCwIcon className="size-4" />
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</Button>
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{isEmbedded ? (
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<>
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<Button
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type="button"
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variant="outline"
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size="icon-sm"
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onClick={handleMinimize}
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aria-label="收起聊天窗口"
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title="收起聊天窗口"
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className="bg-background text-muted-foreground hover:text-foreground"
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>
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<MinusIcon className="size-4" />
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</Button>
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<Button
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type="button"
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variant="outline"
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size="icon-sm"
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onClick={handleToggleMaximize}
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aria-label={isMaximized ? "取消最大化" : "最大化聊天窗口"}
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title={isMaximized ? "取消最大化" : "最大化聊天窗口"}
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className="bg-background text-muted-foreground hover:text-emerald-700 dark:hover:text-emerald-400"
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>
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{isMaximized ? (
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<Minimize2Icon className="size-4" />
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) : (
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<Maximize2Icon className="size-4" />
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)}
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</Button>
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</>
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) : null}
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<Button
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type="button"
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variant="outline"
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size="icon-sm"
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onClick={() => setIsCloseDialogOpen(true)}
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aria-label="关闭聊天窗口"
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title="关闭聊天窗口"
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className="bg-background text-rose-500 hover:bg-rose-50 hover:text-rose-600 dark:hover:bg-rose-950/40 dark:hover:text-rose-300"
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>
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<XIcon className="size-4" />
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</Button>
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</ButtonGroup>
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</div>
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</div>
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</header>
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<div className="grid min-h-0 flex-1 grid-rows-[minmax(0,1fr)_auto] overflow-hidden bg-muted/70">
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<KefuMessageList
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ref={messageListRef}
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messages={safeMessages}
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onNearBottomVisible={maybeMarkConversationRead}
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hasMoreOlder={messagesHasMore}
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loadingOlder={messagesLoadingMore}
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onLoadOlder={loadOlderMessages}
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/>
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<CustomerMessageEditor
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disabled={!conversation}
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onSend={handleSend}
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onUploadImage={uploadMessageImage}
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onSendAttachment={sendAttachment}
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/>
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</div>
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{error ? (
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<div className="border-t border-destructive/20 bg-destructive/10 px-4 py-3 text-sm text-destructive">
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{error}
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</div>
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) : null}
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</section>
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<Dialog
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open={isCloseDialogOpen}
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onOpenChange={(open) => {
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if (!isClosingConversation) {
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setIsCloseDialogOpen(open)
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}
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}}
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>
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<DialogContent className="max-w-[320px]" showCloseButton={!isClosingConversation}>
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<DialogHeader>
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<DialogTitle>结束当前对话？</DialogTitle>
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<DialogDescription className="text-xs leading-5">
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结束会话，客服将无法再查看您的消息记录，如需再次联系请重新发起对话。
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</DialogDescription>
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</DialogHeader>
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<DialogFooter>
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<Button
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type="button"
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variant="outline"
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disabled={isClosingConversation}
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onClick={() => setIsCloseDialogOpen(false)}
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>
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继续对话
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</Button>
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<Button
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type="button"
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variant="destructive"
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disabled={isClosingConversation}
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onClick={() => void confirmCloseConversation()}
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>
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{isClosingConversation ? "结束中..." : "确认结束"}
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</Button>
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</DialogFooter>
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</DialogContent>
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</Dialog>
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</main>
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)
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}
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