485 lines
16 KiB
TypeScript
485 lines
16 KiB
TypeScript
import React, { useState, useRef, useEffect } from 'react';
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import { Send, Menu, MoreHorizontal, UserPlus, UserMinus, Users2, Users, MoreVertical, MessageCircle } from 'lucide-react';
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import { Button } from "@/components/ui/button";
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import { Input } from "@/components/ui/input";
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import { ScrollArea } from "@/components/ui/scroll-area";
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import { Avatar, AvatarImage, AvatarFallback } from "@/components/ui/avatar";
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import {
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Tooltip,
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TooltipContent,
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TooltipProvider,
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TooltipTrigger
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} from "@/components/ui/tooltip";
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import {
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DropdownMenu,
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DropdownMenuContent,
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DropdownMenuItem,
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DropdownMenuTrigger,
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} from "@/components/ui/dropdown-menu"
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import {
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Dialog,
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DialogContent,
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DialogHeader,
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DialogTitle,
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} from "@/components/ui/dialog"
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// 使用本地头像数据，避免外部依赖
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const getAvatarData = (name: string) => {
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const colors = ['#1abc9c', '#3498db', '#9b59b6', '#f1c40f', '#e67e22'];
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const index = (name.charCodeAt(0) + (name.charCodeAt(1) || 0 )) % colors.length;
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return {
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backgroundColor: colors[index],
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text: name[0],
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};
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};
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// 单个完整头像
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const SingleAvatar = ({ user }: { user: User }) => {
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const avatarData = getAvatarData(user.name);
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return (
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<div
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className="w-full h-full flex items-center justify-center text-xs text-white font-medium"
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style={{ backgroundColor: avatarData.backgroundColor }}
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>
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{avatarData.text}
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</div>
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);
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};
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// 左右分半头像
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const HalfAvatar = ({ user, isFirst }: { user: User, isFirst: boolean }) => {
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const avatarData = getAvatarData(user.name);
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return (
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<div
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className="w-1/2 h-full flex items-center justify-center text-xs text-white font-medium"
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style={{
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backgroundColor: avatarData.backgroundColor,
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borderRight: isFirst ? '1px solid white' : 'none'
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}}
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>
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{avatarData.text}
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</div>
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);
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};
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// 四分之一头像
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const QuarterAvatar = ({ user, index }: { user: User, index: number }) => {
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const avatarData = getAvatarData(user.name);
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return (
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<div
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className="aspect-square flex items-center justify-center text-[8px] text-white font-medium"
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style={{
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backgroundColor: avatarData.backgroundColor,
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borderRight: index % 2 === 0 ? '1px solid white' : 'none',
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borderBottom: index < 2 ? '1px solid white' : 'none'
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}}
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>
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{avatarData.text}
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</div>
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);
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};
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const ChatUI = () => {
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// 添加 AI 角色定义
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const aiCharacters = [
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{ id: 'ai1', name: "暖心姐", personality: "high_eq" },
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{ id: 'ai2', name: "直男哥", personality: "low_eq" }
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];
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const [users, setUsers] = useState([
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{ id: 1, name: "我" },
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...aiCharacters
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]);
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const [showMembers, setShowMembers] = useState(false);
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const [messages, setMessages] = useState([
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]);
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const [inputMessage, setInputMessage] = useState("");
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const [isLoading, setIsLoading] = useState(false);
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const [pendingContent, setPendingContent] = useState("");
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const [isTyping, setIsTyping] = useState(false);
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const typingSpeed = 30;
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const currentMessageRef = useRef<number | null>(null);
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const typewriterRef = useRef<NodeJS.Timeout | null>(null);
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const accumulatedContentRef = useRef(""); // 用于跟踪完整内容
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const messagesEndRef = useRef<HTMLDivElement>(null);
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const abortController = new AbortController();
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const handleRemoveUser = (userId: number) => {
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setUsers(users.filter(user => user.id !== userId));
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};
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const typeWriter = (newContent: string, messageId: number) => {
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if (!newContent) return;
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setIsTyping(true);
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currentMessageRef.current = messageId;
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// 获取已显示的内容长度作为起始位置
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const startIndex = accumulatedContentRef.current.length;
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let currentIndex = startIndex;
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// 清除之前的打字效果
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if (typewriterRef.current) {
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clearInterval(typewriterRef.current);
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}
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typewriterRef.current = setInterval(() => {
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currentIndex++;
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setMessages(prev => {
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const newMessages = [...prev];
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const messageIndex = newMessages.findIndex(msg => msg.id === messageId);
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if (messageIndex !== -1) {
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newMessages[messageIndex] = {
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...newMessages[messageIndex],
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content: newContent.slice(0, currentIndex)
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};
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}
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return newMessages;
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});
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if (currentIndex >= newContent.length) {
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if (typewriterRef.current) {
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clearInterval(typewriterRef.current);
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}
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setIsTyping(false);
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currentMessageRef.current = null;
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accumulatedContentRef.current = newContent; // 更新完整内容
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}
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}, typingSpeed);
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};
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const scrollToBottom = () => {
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messagesEndRef.current?.scrollIntoView({ behavior: "smooth" });
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};
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useEffect(() => {
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scrollToBottom();
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}, [messages]);
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const handleSendMessage = async () => {
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if (!inputMessage.trim()) return;
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// 添加用户消息
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const userMessage = {
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id: messages.length + 1,
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sender: users[0],
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content: inputMessage,
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isAI: false
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};
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setMessages(prev => [...prev, userMessage]);
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setInputMessage("");
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setIsLoading(true);
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setPendingContent("");
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accumulatedContentRef.current = "";
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// 构建历史消息数组
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const messageHistory = messages.map(msg => ({
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role: 'system',
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content: msg.sender.name == "我" ? 'user：' + msg.content : msg.sender.name + '：' + msg.content,
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name: msg.sender.name
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}));
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// 依次请求两个 AI 的回复
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for (let i = 0; i < aiCharacters.length; i++) {
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// 创建当前 AI 角色的消息
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const aiMessage = {
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id: messages.length + 2 + i,
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sender: { id: aiCharacters[i].id, name: aiCharacters[i].name },
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content: "",
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isAI: true
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};
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// 添加当前 AI 的消息
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setMessages(prev => [...prev, aiMessage]);
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try {
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const response = await fetch('/api/chat', {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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},
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body: JSON.stringify({
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message: inputMessage,
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personality: aiCharacters[i].personality,
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history: messageHistory,
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aiName: aiCharacters[i].name
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}),
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});
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if (!response.ok) {
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throw new Error('请求失败');
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}
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const reader = response.body?.getReader();
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const decoder = new TextDecoder();
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if (!reader) {
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throw new Error('无法获取响应流');
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}
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let buffer = '';
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let completeResponse = ''; // 用于跟踪完整的响应
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while (true) {
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const { done, value } = await reader.read();
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if (done) break;
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buffer += decoder.decode(value, { stream: true });
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let newlineIndex;
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while ((newlineIndex = buffer.indexOf('\n')) >= 0) {
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const line = buffer.slice(0, newlineIndex);
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buffer = buffer.slice(newlineIndex + 1);
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if (line.startsWith('data: ')) {
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try {
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const data = JSON.parse(line.slice(6));
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if (data.content) {
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completeResponse += data.content;
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setMessages(prev => {
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const newMessages = [...prev];
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const aiMessageIndex = newMessages.findIndex(msg => msg.id === aiMessage.id);
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if (aiMessageIndex !== -1) {
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newMessages[aiMessageIndex] = {
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...newMessages[aiMessageIndex],
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content: completeResponse
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};
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}
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return newMessages;
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});
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}
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} catch (e) {
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console.error('解析响应数据失败:', e);
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}
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}
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}
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}
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// 等待一小段时间再开始下一个 AI 的回复
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if (i < aiCharacters.length - 1) {
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await new Promise(resolve => setTimeout(resolve, 1000));
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}
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} catch (error) {
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console.error("发送消息失败:", error);
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setMessages(prev => prev.map(msg =>
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msg.id === aiMessage.id
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? { ...msg, content: "错误: " + error.message, isError: true }
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: msg
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));
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}
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}
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setIsLoading(false);
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};
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const handleCancel = () => {
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abortController.abort();
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};
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// 清理打字机效果
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useEffect(() => {
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return () => {
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if (typewriterRef.current) {
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clearInterval(typewriterRef.current);
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}
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};
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}, []);
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return (
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<div className="h-[100dvh] flex flex-col bg-gray-100 fixed inset-0 overflow-hidden">
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{/* Header */}
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<header className="bg-white shadow flex-none">
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<div className="flex items-center justify-between px-4 py-3">
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{/* 左侧群组信息 */}
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<div className="flex items-center gap-1.5">
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<div className="relative w-10 h-10">
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<div className="w-full h-full rounded-full border-2 border-white overflow-hidden bg-white">
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{users.length === 1 ? (
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// 单个成员时显示一个大头像
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<SingleAvatar user={users[0]} />
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) : users.length === 2 ? (
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// 两个成员时左右分布
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<div className="h-full flex">
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{users.slice(0, 2).map((user, index) => (
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<HalfAvatar key={user.id} user={user} isFirst={index === 0} />
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))}
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</div>
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) : users.length === 3 ? (
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// 三个成员时上2下1
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<div className="h-full flex flex-col">
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<div className="flex h-1/2">
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{users.slice(0, 2).map((user, index) => (
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<HalfAvatar key={user.id} user={user} isFirst={index === 0} />
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))}
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</div>
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<div className="h-1/2 flex justify-center">
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<SingleAvatar user={users[2]} />
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</div>
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</div>
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) : (
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// 四个或更多成员时显示2x2网格
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<div className="h-full grid grid-cols-2">
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{users.slice(0, 4).map((user, index) => (
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<QuarterAvatar key={user.id} user={user} index={index} />
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))}
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</div>
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)}
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</div>
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<div className="absolute -bottom-0.5 -right-0.5 bg-green-500 w-3 h-3 rounded-full border-2 border-white"></div>
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</div>
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<div>
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<h1 className="font-medium text-base">硅碳摸鱼交流群</h1>
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<p className="text-xs text-gray-500">{users.length} 名成员</p>
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</div>
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</div>
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{/* 右侧头像组和按钮 */}
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<div className="flex items-center">
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<div className="flex -space-x-2 ">
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{users.slice(0, 4).map((user) => {
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const avatarData = getAvatarData(user.name);
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return (
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<TooltipProvider key={user.id}>
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<Tooltip>
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<TooltipTrigger>
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<Avatar className="w-7 h-7 border-2 border-white">
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<AvatarFallback style={{ backgroundColor: avatarData.backgroundColor, color: 'white' }}>
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{avatarData.text}
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</AvatarFallback>
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</Avatar>
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</TooltipTrigger>
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<TooltipContent>
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<p>{user.name}</p>
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</TooltipContent>
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</Tooltip>
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</TooltipProvider>
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);
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})}
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{users.length > 4 && (
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<div className="w-7 h-7 rounded-full bg-gray-200 flex items-center justify-center text-xs border-2 border-white">
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+{users.length - 4}
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</div>
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)}
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</div>
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<Button variant="ghost" size="icon" onClick={() => setShowMembers(true)}>
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<Users className="w-5 h-5" />
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</Button>
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</div>
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</div>
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</header>
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{/* Main Chat Area */}
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<div className="flex-1 overflow-hidden">
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<ScrollArea className="h-full p-4">
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<div className="space-y-4">
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{messages.map((message) => (
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<div key={message.id}
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className={`flex items-start gap-2 ${message.sender.name === "我" ? "justify-end" : ""}`}>
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{message.sender.name !== "我" && (
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<Avatar>
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<AvatarFallback style={{ backgroundColor: getAvatarData(message.sender.name).backgroundColor, color: 'white' }}>
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{message.sender.name[0]}
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</AvatarFallback>
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</Avatar>
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)}
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<div className={message.sender.name === "我" ? "text-right" : ""}>
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<div className="text-sm text-gray-500">{message.sender.name}</div>
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<div className={`mt-1 p-3 rounded-lg shadow-sm ${
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message.sender.name === "我" ? "bg-blue-500 text-white" : "bg-white"
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}`}>
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{message.content}
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{message.isAI && isTyping && currentMessageRef.current === message.id && (
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<span className="typing-indicator ml-1">▋</span>
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)}
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</div>
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</div>
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{message.sender.name === "我" && (
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<Avatar>
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<AvatarFallback style={{ backgroundColor: getAvatarData(message.sender.name).backgroundColor, color: 'white' }}>
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{message.sender.name[0]}
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</AvatarFallback>
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</Avatar>
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)}
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</div>
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))}
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<div ref={messagesEndRef} />
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</div>
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</ScrollArea>
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</div>
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{/* Input Area */}
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<div className="bg-white border-t pb-[calc(0.75rem+env(safe-area-inset-bottom))] pt-3 px-4">
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<div className="flex gap-2">
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<Input
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placeholder="输入消息..."
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className="flex-1"
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value={inputMessage}
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onChange={(e) => setInputMessage(e.target.value)}
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onKeyPress={(e) => e.key === 'Enter' && handleSendMessage()}
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/>
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<Button
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onClick={handleSendMessage}
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disabled={isLoading}
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>
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{isLoading ? (
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<div className="w-4 h-4 mr-2 animate-spin rounded-full border-2 border-white border-t-transparent" />
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) : (
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<Send className="w-4 h-4 mr-2" />
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)}
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发送
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</Button>
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</div>
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</div>
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{/* Members Management Dialog */}
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<Dialog open={showMembers} onOpenChange={setShowMembers}>
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<DialogContent className="max-w-md">
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<DialogHeader>
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<DialogTitle>群成员管理</DialogTitle>
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</DialogHeader>
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<div className="mt-4">
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<div className="flex justify-between items-center mb-4">
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<span className="text-sm text-gray-500">当前成员（{users.length}）</span>
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<Button variant="outline" size="sm">
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<UserPlus className="w-4 h-4 mr-2" />
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添加成员
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</Button>
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</div>
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<ScrollArea className="h-[300px]">
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<div className="space-y-2">
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{users.map((user) => (
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<div key={user.id} className="flex items-center justify-between p-2 hover:bg-gray-100 rounded-lg">
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<div className="flex items-center gap-3">
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<Avatar>
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<AvatarFallback style={{ backgroundColor: getAvatarData(user.name).backgroundColor, color: 'white' }}>
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{user.name[0]}
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</AvatarFallback>
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</Avatar>
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<span>{user.name}</span>
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</div>
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{user.name !== "我" && (
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<Button
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variant="ghost"
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size="icon"
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onClick={() => handleRemoveUser(user.id)}
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>
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<UserMinus className="w-4 h-4 text-red-500" />
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</Button>
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)}
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</div>
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))}
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</div>
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</ScrollArea>
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</div>
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</DialogContent>
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</Dialog>
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</div>
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);
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};
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export default ChatUI; |