Files
18xchat/assets/Scripts/chat18x/manager/ChatHistoryManager.ts
T
2025-09-10 21:49:39 +08:00

421 lines
12 KiB
TypeScript

import { sys } from "cc";
import { DataManager, DataId } from "../data/DataManager";
import { GirlData } from "../data/GirlData";
import proto from "db://assets/Scripts/proto/proto.pb.js";
import { ChatService } from "../network/services/ChatService";
export interface ChatMessage {
role: "user" | "model";
parts: { text: string }[];
timestamp?: number;
}
export interface ChatHistory {
roleId: number;
messages: ChatMessage[];
createdAt: number;
updatedAt: number;
}
/**
* 聊天历史管理器
* 负责聊天记录的本地存储、加载和管理
*/
export class ChatHistoryManager {
private static _instance: ChatHistoryManager;
public static get Instance(): ChatHistoryManager {
if (!this._instance) {
this._instance = new ChatHistoryManager();
}
return this._instance;
}
private constructor() {}
/**
* 保存聊天历史到本地
* @param roleId 角色ID
* @param messages 消息列表
*/
public saveHistory(roleId: number, messages: ChatMessage[]): void {
const key = `chat_history_${roleId}`;
try {
const history: ChatHistory = {
roleId: roleId,
messages: messages,
createdAt: Date.now(),
updatedAt: Date.now(),
};
sys.localStorage.setItem(key, JSON.stringify(history));
console.log(
`Saved chat history for role ${roleId}, ${messages.length} messages`
);
} catch (error) {
console.error(`Failed to save chat history for role ${roleId}:`, error);
}
}
/**
* 从本地加载聊天历史
* @param roleId 角色ID
* @returns 消息列表,如果没有历史记录则返回空数组
*/
public loadHistory(roleId: number): ChatMessage[] {
const key = `chat_history_${roleId}`;
try {
const data = sys.localStorage.getItem(key);
if (data) {
const history: ChatHistory = JSON.parse(data);
console.log(
`Loaded chat history for role ${roleId}: ${history.messages.length} messages`
);
return history.messages;
}
} catch (error) {
console.error(`Failed to load chat history for role ${roleId}:`, error);
// 如果数据损坏,清除错误的数据
this.clearHistory(roleId);
}
return [];
}
/**
* 清除指定角色的聊天历史
* @param roleId 角色ID
*/
public clearHistory(roleId: number): void {
const key = `chat_history_${roleId}`;
sys.localStorage.removeItem(key);
console.log(`Cleared chat history for role ${roleId}`);
}
/**
* 追加消息到历史记录
* @param roleId 角色ID
* @param message 消息对象
*/
public appendMessage(roleId: number, message: ChatMessage): void {
const history = this.loadHistory(roleId);
// 添加时间戳
message.timestamp = Date.now();
history.push(message);
// 限制历史长度,保留最近100条消息
if (history.length > 100) {
history.splice(0, history.length - 100);
console.log(`Trimmed chat history for role ${roleId} to 100 messages`);
}
this.saveHistory(roleId, history);
}
/**
* 获取指定角色的消息数量
* @param roleId 角色ID
* @returns 消息数量
*/
public getMessageCount(roleId: number): number {
const history = this.loadHistory(roleId);
return history.length;
}
/**
* 获取最近的N条消息
* @param roleId 角色ID
* @param count 消息数量
* @returns 最近的消息列表
*/
public getRecentMessages(roleId: number, count: number = 10): ChatMessage[] {
const history = this.loadHistory(roleId);
return history.slice(-count);
}
/**
* 清除所有聊天历史
*/
public clearAllHistory(): void {
// 查找所有chat_history_开头的key
const keysToRemove: string[] = [];
for (let i = 0; i < sys.localStorage.length; i++) {
const key = sys.localStorage.key(i);
if (key && key.startsWith("chat_history_")) {
keysToRemove.push(key);
}
}
// 删除找到的所有聊天历史
keysToRemove.forEach((key) => {
sys.localStorage.removeItem(key);
});
console.log(
`Cleared all chat histories, ${keysToRemove.length} records removed`
);
}
/**
* 获取所有有历史记录的角色ID列表
* @returns 角色ID数组
*/
public getAllHistoryRoleIds(): number[] {
const roleIds: number[] = [];
for (let i = 0; i < sys.localStorage.length; i++) {
const key = sys.localStorage.key(i);
if (key && key.startsWith("chat_history_")) {
const roleId = parseInt(key.replace("chat_history_", ""));
if (!isNaN(roleId)) {
roleIds.push(roleId);
}
}
}
return roleIds;
}
/**
* 准备上传到远程服务器(预留接口)
* @param roleId 角色ID
*/
public async syncToRemote(roleId: number): Promise<void> {
const history = this.loadHistory(roleId);
if (history.length === 0) {
console.log(`No history to sync for role ${roleId}`);
return;
}
try {
// TODO: 调用 HttpUnit.ins.api 上传到服务器
// await HttpUnit.ins.api("chat/save_history", {
// role_id: roleId,
// messages: history
// }, "POST");
console.log(
`Ready to sync ${history.length} messages for role ${roleId} to remote server`
);
} catch (error) {
console.error(`Failed to sync history for role ${roleId}:`, error);
}
}
/**
* 从远程服务器下载历史(预留接口)
* @param roleId 角色ID
*/
public async syncFromRemote(roleId: number): Promise<void> {
try {
// TODO: 调用 HttpUnit.ins.api 从服务器获取历史
// const response = await HttpUnit.ins.api("chat/get_history", {
// role_id: roleId
// }, "GET");
// if (response && response.messages) {
// this.saveHistory(roleId, response.messages);
// console.log(`Synced ${response.messages.length} messages from remote for role ${roleId}`);
// }
console.log(
`Ready to sync history from remote server for role ${roleId}`
);
} catch (error) {
console.error(`Failed to sync from remote for role ${roleId}:`, error);
}
}
/**
* 转换服务端聊天数据为本地格式
* @param serverMessages 服务端聊天消息数组
* @returns 本地格式的聊天消息数组
*/
private convertServerDataToLocalFormat(
serverMessages: proto.cs.IChatMsg[]
): ChatMessage[] {
if (!serverMessages || serverMessages.length === 0) {
return [];
}
const messages: ChatMessage[] = [];
for (const serverMsg of serverMessages) {
if (serverMsg.msg) {
const message: ChatMessage = {
role: serverMsg.isAi ? "model" : "user",
parts: [{ text: serverMsg.msg }],
timestamp: serverMsg.msgId || Date.now(),
};
messages.push(message);
}
}
// 按时间戳排序,确保消息顺序正确
messages.sort((a, b) => (a.timestamp || 0) - (b.timestamp || 0));
console.log(
`Converted ${serverMessages.length} server messages to ${messages.length} local messages`
);
return messages;
}
/**
* 从服务端获取聊天记录
* @param roleId 角色ID
* @param page 页码
* @param limit 每页数量
* @returns 是否成功获取数据
*/
private async fetchServerChatHistory(
roleId: number,
page: number = 1,
limit: number = 20
): Promise<boolean> {
try {
const reqData = {
GirlId: roleId,
page,
limit,
};
console.log("获取服务端聊天记录:", reqData);
const res = await ChatService.I.reqGetChatMsg(reqData);
if (res && res.code === proto.cs.EnmRetCode.SUCCESS) {
const resData = res.data;
// 保存到 GirlData
const girlData = DataManager.I.getDataById<GirlData>(DataId.Girl);
const category = girlData.getGrilCategoryById(roleId);
girlData.setChatRecord(category.toString(), roleId, resData.msgs);
girlData.setChatTotalCount(
category.toString(),
roleId,
resData.chatTotalCount
);
girlData.setChatRemainCount(
category.toString(),
roleId,
resData.chatRemainCount
);
console.log(
`成功从服务端获取聊天记录,roleId: ${roleId}, 消息数: ${
resData.msgs?.length || 0
}`
);
return true;
} else {
console.warn(
`从服务端获取聊天记录失败,roleId: ${roleId}, code: ${res?.code}`
);
return false;
}
} catch (error) {
console.error(`获取服务端聊天记录异常,roleId: ${roleId}:`, error);
return false;
}
}
/**
* 合并本地和服务端聊天记录
* @param localMessages 本地消息
* @param serverMessages 服务端消息
* @returns 合并后的消息数组
*/
private mergeHistories(
localMessages: ChatMessage[],
serverMessages: ChatMessage[]
): ChatMessage[] {
if (!localMessages || localMessages.length === 0) {
return serverMessages || [];
}
if (!serverMessages || serverMessages.length === 0) {
return localMessages;
}
// 使用 Map 进行去重,以时间戳为键
const messageMap = new Map<number, ChatMessage>();
// 先添加本地消息(优先级更高)
localMessages.forEach((msg) => {
if (msg.timestamp) {
messageMap.set(msg.timestamp, msg);
}
});
// 添加服务端消息(如果时间戳不冲突)
serverMessages.forEach((msg) => {
if (msg.timestamp && !messageMap.has(msg.timestamp)) {
messageMap.set(msg.timestamp, msg);
}
});
// 转换回数组并排序
const mergedMessages = Array.from(messageMap.values());
mergedMessages.sort((a, b) => (a.timestamp || 0) - (b.timestamp || 0));
console.log(
`合并聊天记录: 本地 ${localMessages.length} 条, 服务端 ${serverMessages.length} 条, 合并后 ${mergedMessages.length} 条`
);
return mergedMessages;
}
/**
* 整合的聊天记录加载方法:优先加载本地数据,如果本地没有再获取服务端数据
* @param roleId 角色ID
* @returns 聊天消息数组
*/
public async loadChatHistory(roleId: number): Promise<ChatMessage[]> {
// 1. 首先尝试从本地加载
const localHistory = this.loadHistory(roleId);
// 2. 如果本地有数据,直接返回
if (localHistory && localHistory.length > 0) {
console.log(
`使用本地聊天记录,roleId: ${roleId}, 消息数: ${localHistory.length}`
);
return localHistory;
}
// 3. 本地没有数据,尝试从服务端获取
console.log(`本地无聊天记录,尝试从服务端获取,roleId: ${roleId}`);
const serverSuccess = await this.fetchServerChatHistory(roleId);
if (!serverSuccess) {
console.log(`服务端获取失败,返回空记录,roleId: ${roleId}`);
return [];
}
// 4. 从 GirlData 读取服务端数据并转换格式
const girlData = DataManager.I.getDataById<GirlData>(DataId.Girl);
const category = girlData.getGrilCategoryById(roleId);
const serverMsgIds = girlData.getChatRecordIds(category.toString(), roleId);
const serverMessages: proto.cs.IChatMsg[] = [];
for (const id of serverMsgIds) {
const isAi = girlData.getChatRecordIsAi(category.toString(), roleId, id);
const msg = girlData.getChatRecordMsg(category.toString(), roleId, id);
if (msg) {
serverMessages.push({
msgId: id,
msg: msg,
isAi: isAi,
});
}
}
// 5. 转换服务端数据格式
const convertedMessages =
this.convertServerDataToLocalFormat(serverMessages);
// 6. 保存到本地存储
if (convertedMessages.length > 0) {
this.saveHistory(roleId, convertedMessages);
console.log(
`从服务端获取并保存聊天记录,roleId: ${roleId}, 消息数: ${convertedMessages.length}`
);
}
return convertedMessages;
}
}