114 lines
3.3 KiB
TypeScript
114 lines
3.3 KiB
TypeScript
/**
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* 消息发送服务
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* 处理消息发送相关逻辑
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*
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* 重构说明：
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* - 直接使用 zustand store 替代 IMessageStateManager
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* - 移除了 SubscriptionManager 调用，Zustand 的 set() 会自动触发组件重渲染
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*/
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import type { MessageResponse, MessageSegment, ConversationResponse } from '../../../types/dto';
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import { messageService } from '@/services/message';
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import { messageRepository } from '@/database';
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import type { IMessageSendService } from '../types';
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import { useMessageStore, mergeMessagesById } from '../store';
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export class MessageSendService implements IMessageSendService {
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private getCurrentUserId: () => string | null;
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constructor(getCurrentUserId: () => string | null) {
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this.getCurrentUserId = getCurrentUserId;
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}
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/**
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* 发送消息
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*/
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async sendMessage(
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conversationId: string,
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segments: MessageSegment[],
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options?: { replyToId?: string }
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): Promise<MessageResponse | null> {
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const store = useMessageStore.getState();
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try {
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// 调用API发送
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const response = await messageService.sendMessage(conversationId, {
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segments,
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reply_to_id: options?.replyToId,
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});
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if (response) {
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const currentUserId = this.getCurrentUserId();
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// 添加到本地消息列表
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const existingMessages = store.getMessages(conversationId);
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const newMessage: MessageResponse = {
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id: response.id,
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conversation_id: conversationId,
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sender_id: currentUserId || '',
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seq: response.seq,
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segments,
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created_at: new Date().toISOString(),
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status: 'normal',
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};
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const updatedMessages = mergeMessagesById(existingMessages, [newMessage]);
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store.setMessages(conversationId, updatedMessages);
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// 更新会话最后消息
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this.updateConversationWithNewMessage(conversationId, newMessage);
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// 保存到本地数据库
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const textContent = segments
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?.filter((s: any) => s.type === 'text')
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.map((s: any) => s.data?.text || '')
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.join('') || '';
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messageRepository.saveMessage({
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id: response.id,
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conversationId,
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senderId: currentUserId || '',
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content: textContent,
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type: segments?.find((s: any) => s.type === 'image') ? 'image' : 'text',
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isRead: true,
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createdAt: newMessage.created_at,
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seq: response.seq,
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status: 'normal',
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segments,
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}).catch(console.error);
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return newMessage;
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}
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return null;
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} catch (error) {
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console.error('[MessageSendService] 发送消息失败:', error);
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return null;
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}
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}
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/**
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* 更新会话的最后消息信息
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*/
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private updateConversationWithNewMessage(
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conversationId: string,
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message: MessageResponse
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): void {
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const store = useMessageStore.getState();
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const conversation = store.getConversation(conversationId);
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const createdAt = message.created_at || new Date().toISOString();
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if (conversation) {
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// 更新现有会话
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const updatedConv: ConversationResponse = {
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...conversation,
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last_seq: message.seq,
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last_message: message,
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last_message_at: createdAt,
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updated_at: createdAt,
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};
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store.updateConversation(updatedConv);
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}
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}
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} |