聊天：拆分聊天逻辑到不同文件，精简接口参数，增加注释

game-server/app/services/chatChannelService.ts

@@ -0,0 +1,64 @@
+
+import { addRedisChannel, redisChannelServer } from './redisService';
+import { groupRoomId } from './chatService';
+import { pinus } from 'pinus';
+import { crc32 } from 'crc';
+import { CHANNEL_PREFIX } from '../consts';
+import { RoleModel } from './../db/Role';
+
+export async function channelServer(roomId: string) {
+    const existSid = await redisChannelServer(roomId);
+    if (existSid) {
+        return existSid;
+    }
+    const servers = pinus.app.getServersByType('chat');
+    if (!servers || !servers.length) return null;
+
+    let index = Math.abs(crc32(roomId)) % servers.length;
+    const newSid = servers[index].id;
+    const addResult = await addRedisChannel(roomId, newSid);
+    if (!addResult) return null;
+    return newSid;
+}
+
+async function addRoleToChannel(roomId: string, roleId: string, sid: string) {
+    const channelSid = await channelServer(roomId);
+    await pinus.app.rpc.chat.chatRemote.addChannel.toServer(channelSid, roomId, roleId, sid);
+}
+
+export async function addRoleToSysChannel(roleId: string, sid: string, serverId: number) {
+    const roomId = groupRoomId(CHANNEL_PREFIX.SYS, serverId);
+    await addRoleToChannel(roomId, roleId, sid);
+}
+
+export async function addRoleToWorldChannel(roleId: string, sid: string, serverId: number) {
+    const roomId = groupRoomId(CHANNEL_PREFIX.WORLD, serverId);
+    await addRoleToChannel(roomId, roleId, sid);
+}
+
+export async function addRoleToGuildChannel(roleId: string, sid: string, guildCode: string) {
+    const roomId = groupRoomId(CHANNEL_PREFIX.GUILD, guildCode);
+    await addRoleToChannel(roomId, roleId, sid);
+}
+
+async function leaveChannel(roomId: string, roleId: string, sid: string) {
+    const channelSid = await channelServer(roomId);
+    await pinus.app.rpc.chat.chatRemote.leaveChannel.toServer(channelSid, roomId, roleId, sid);
+}
+
+export async function leaveSysChannel(roleId: string, sid: string, serverId: number) {
+    const roomId = groupRoomId(CHANNEL_PREFIX.SYS, serverId);
+    await leaveChannel(roomId, roleId, sid);
+}
+
+export async function leaveWorldChannel(roleId: string, sid: string, serverId: number) {
+    const roomId = groupRoomId(CHANNEL_PREFIX.WORLD, serverId);
+    await leaveChannel(roomId, roleId, sid);
+}
+
+export async function leaveGuildChannel(roleId: string, sid: string) {
+    const { guildCode } = await RoleModel.findByRoleId(roleId, 'guildCode');
+    if (!guildCode) return;
+    const roomId = groupRoomId(CHANNEL_PREFIX.GUILD, guildCode);
+    await leaveChannel(roomId, roleId, sid);
+}