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聊天：精简未读消息数的处理逻辑

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liangtongchuan
2021-03-11 10:44:20 +08:00
parent cce6a5af5e
commit 7da2044d0f
3 changed files with 20 additions and 19 deletions
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4
game-server/app/servers/chat/handler/chatHandler.ts
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@@ -2,7 +2,7 @@ import { CHANNEL_PREFIX, MSG_SOURCE } from './../../../consts/constModules/chatC
import {Application, BackendSession} from 'pinus';
import { resResult } from '../../../pubUtils/util';
import { DEFAULT_MSG_PER_PAGE, STATUS } from '../../../consts';
import { createGroupMsg, createPrivateMsg, getPrivateMessages, groupRoomId, pushGroupMsgToRoom, pushMsgToRole, updatePrivateMsgReadTime } from '../../../services/chatService';
import { createGroupMsg, createPrivateMsg, getPrivateMessages, pushGroupMsgToRoom, pushMsgToRole, updatePrivateMsgReadInfo } from '../../../services/chatService';
export default function(app: Application) {
@@ -136,7 +136,7 @@ export class ChatHandler {
async readPrivateMessage(msg: { targetRoleId: string }, session: BackendSession) {
const roleId = session.get('roleId');
const { targetRoleId } = msg;
const result = await updatePrivateMsgReadTime(roleId, targetRoleId);
const result = await updatePrivateMsgReadInfo(roleId, targetRoleId);
if (!result) {
return resResult(STATUS.UPDATE_PRIVATE_MSG_READ_TIME_ERR);
}

24
game-server/app/services/chatService.ts
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@@ -82,8 +82,8 @@ async function createGroupMsgData(roleId: string, roleName: string, channel: str
function createChatRec(sender: boolean, curTime: Date, targetRoleId) {
const result: PrivateChatRec = {
// 接收者没有阅读时间
targetRoleId, lastChatTime: curTime, lastReadTime: sender ? curTime : null
// 接收者没有阅读时间，发送者未读数为 0
targetRoleId, lastChatTime: curTime, lastReadTime: sender ? curTime : null, unreadCnt: sender ? 0 : 1
};
return result;
}
@@ -95,8 +95,10 @@ async function updateRecentChats(sender: boolean, roleId: string, targetRoleId:
recentPrivateChats.push(createChatRec(sender, curTime, targetRoleId));
} else {
recentPrivateChats[recIdx].lastChatTime = curTime;
// 发送者的最后阅读时间也更新
recentPrivateChats[recIdx].lastReadTime = sender ? curTime : recentPrivateChats[recIdx].lastReadTime;
const { lastReadTime, unreadCnt } = recentPrivateChats[recIdx];
// 发送者的最后阅读时间也更新，接收者的未读消息数增加
recentPrivateChats[recIdx].lastReadTime = sender ? curTime : lastReadTime;
recentPrivateChats[recIdx].unreadCnt = sender ? 0 : unreadCnt + 1;
}
await ChatInfoModel.updateInfo({ roleId, recentPrivateChats});
}
@@ -353,19 +355,11 @@ export async function recentPrivateChatInfos(roleId: string, roleName: string) {
.splice(RECENT_PRIVATE_CHATS_CNT);
if (!recentPrivateChats || !recentPrivateChats.length) return null;
const unreadChats = recentPrivateChats.filter(chat => { return chat.lastChatTime > chat.lastReadTime });
let unreadMsgs = {};
for (let { targetRoleId, lastReadTime } of unreadChats) {
const msgs = await PrivateMessageModel.getMsgsByTime(privateRoomId(roleId, targetRoleId), lastReadTime, MAX_PRIVATE_MSGS);
unreadMsgs[targetRoleId] = msgs;
}
const roleInfos = await RoleModel.findRoleByField('roleId', recentPrivateChats.map(chat => { return chat.targetRoleId }));
const chatInfos = recentPrivateChats.map( chat => {
for (let { roleId: targetRoleId, quitTime, roleName: targetRoleName, title, guildName, headHid, sHid, lv } of roleInfos) {
if (targetRoleId === chat.targetRoleId) {
const unreadCnt = unreadMsgs[targetRoleId] ? unreadMsgs[targetRoleId].length : 0;
return { ...chat, quitTime, targetRoleName, title, guildName, headHid, sHid, lv, unreadCnt };
return { ...chat, quitTime, targetRoleName, title, guildName, headHid, sHid, lv };
}
}
});
@@ -397,9 +391,9 @@ function shouldPushTowerMsg(lv: number) {
return lv >= 100 && lv % 50 === 0;
}
export async function updatePrivateMsgReadTime(roleId: string, targetRoleId: string) {
export async function updatePrivateMsgReadInfo(roleId: string, targetRoleId: string) {
const time = new Date();
const chatInfo = await ChatInfoModel.updateReadTime(roleId, targetRoleId, time);
const chatInfo = await ChatInfoModel.updateReadInfo(roleId, targetRoleId, time);
if (!chatInfo || !chatInfo.recentPrivateChats) {
return null;
}

11
shared/db/ChatInfo.ts
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@@ -8,6 +8,8 @@ export class PrivateChatRec {
lastReadTime: Date; // 最后查看时间，用来检查未读消息数
@prop({ required: true })
lastChatTime: Date; // 最后聊天时间
@prop({ required: true, default: 0 })
unreadCnt: number; // 未读消息数
}
/**
@@ -50,8 +52,13 @@ export default class ChatInfo extends BaseModel {
return result;
}
public static async updateReadTime(roleId: string, targetRoleId: string, time: Date) {
const result: ChatInfoType = await ChatInfoModel.findOneAndUpdate({ roleId, 'recentPrivateChats.targetRoleId': targetRoleId }, { 'recentPrivateChats.$.lastReadTime': time }, { new: true }).select('-_id').lean();
public static async updateReadInfo(roleId: string, targetRoleId: string, time: Date) {
const result: ChatInfoType = await ChatInfoModel
.findOneAndUpdate(
{ roleId, 'recentPrivateChats.targetRoleId': targetRoleId },
{ 'recentPrivateChats.$.lastReadTime': time, 'recentPrivateChats.$.unreadCnt': 0 },
{ new: true })
.select('-_id').lean();
return result;
}
}