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RxJS Socket.IO Angular Chat - Angular Component - Coding Blast - www.codingblast.com
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export class AppComponent implements OnInit { | |
message: string; | |
messages: string[] = []; | |
secretCode: string; | |
constructor(private chatService: ChatService) { | |
this.secretCode = 'DONT TELL'; | |
} | |
ngOnInit() { | |
this.chatService | |
.getMessages() | |
.distinctUntilChanged() | |
.filter((message) => message.trim().length > 0) | |
.throttleTime(1000) | |
.skipWhile((message) => message !== this.secretCode) | |
.scan((acc: string, message: string, index: number) => | |
`${message}(${index + 1})` | |
, 1) | |
.subscribe((message: string) => { | |
const currentTime = moment().format('hh:mm:ss a'); | |
const messageWithTimestamp = `${currentTime}: ${message}`; | |
this.messages.push(messageWithTimestamp); | |
}); | |
} | |
} |
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