Fennec/fennec-be
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feat: 完善消息发布。

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This commit is contained in:
Ivan
2021-04-04 12:20:08 +08:00
parent b4307f05d6
commit 46fb41f856
4 changed files with 8 additions and 5 deletions
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9
src/commons/pub-sub/pub-sub.ts
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@ -2,7 +2,7 @@ import debug from 'debug';
import { EventEmitter } from 'events';
import IORedis, { Redis } from 'ioredis';
import { from, fromEvent, Observable } from 'rxjs';
import { filter, map, switchMap, takeWhile, tap } from 'rxjs/operators';
import { filter, map, share, switchMap, takeWhile, tap } from 'rxjs/operators';
import { ApplicationException } from '../exceptions/application.exception';
import { PubSubOptions } from './interfaces/pub-sub-options.interface';
import {
@ -22,6 +22,10 @@ export class PubSub extends EventEmitter {
this.pubRedis = new IORedis(this.options.redis);
this.pSubRedis = new IORedis(this.options.redis);
this.pSubRedis.on('pmessage', (...args) =>
log.extend('raw')('%s %s %o', ...args),
);
this.event$ = fromEvent<[string, string, string]>(
this.pSubRedis,
'pmessage',
@ -37,6 +41,7 @@ export class PubSub extends EventEmitter {
return ev;
}),
filter((v) => !!v),
share(),
);
}
@ -88,7 +93,7 @@ export class PubSub extends EventEmitter {
filter(([pattern]) => pattern === channel),
tap(([pattern, channel, message]) => {
log.extend('subscribe')(
'channel: %s, match: %, message: %O',
'channel: %s, match: %s, message: %O',
channel,
pattern,
message,