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refactor(server): event emits (#10648)

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* refactor(server): event emits

* refactor: change default priority to 0
This commit is contained in:
Jason Rasmussen 2024-06-27 15:54:20 -04:00 • committed by GitHub
parent 7e99394c70
commit 72bf9439b0
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25 changed files with 222 additions and 171 deletions
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32
server/src/interfaces/event.interface.ts
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@ -4,6 +4,23 @@ import { ReleaseNotification, ServerVersionResponseDto } from 'src/dtos/server-i
export const IEventRepository = 'IEventRepository';
type MaybePromise<T> = Promise<T> | T;
const noop = () => {};
const dummyHandlers = {
onBootstrapEvent: noop as (app: 'api' | 'microservices') => MaybePromise<void>,
onShutdownEvent: noop as () => MaybePromise<void>,
onConfigUpdateEvent: noop as (update: SystemConfigUpdate) => MaybePromise<void>,
onConfigValidateEvent: noop as (update: SystemConfigUpdate) => MaybePromise<void>,
};
export type SystemConfigUpdate = { newConfig: SystemConfig; oldConfig: SystemConfig };
export type EventHandlers = typeof dummyHandlers;
export type EmitEvent = keyof EventHandlers;
export type EmitEventHandler<T extends EmitEvent> = (...args: Parameters<EventHandlers[T]>) => MaybePromise<void>;
export const events = Object.keys(dummyHandlers) as EmitEvent[];
export type OnEvents = Partial<EventHandlers>;
export enum ClientEvent {
UPLOAD_SUCCESS = 'on_upload_success',
USER_DELETE = 'on_user_delete',
@ -44,15 +61,10 @@ export interface ServerEventMap {
[ServerEvent.WEBSOCKET_CONNECT]: { userId: string };
}
export enum ServerAsyncEvent {
CONFIG_VALIDATE = 'config.validate',
}
export interface ServerAsyncEventMap {
[ServerAsyncEvent.CONFIG_VALIDATE]: { newConfig: SystemConfig; oldConfig: SystemConfig };
}
export interface IEventRepository {
on<T extends EmitEvent>(event: T, handler: EmitEventHandler<T>): void;
emit<T extends EmitEvent>(event: T, ...args: Parameters<EmitEventHandler<T>>): Promise<void>;
/**
* Send to connected clients for a specific user
*/
@ -65,8 +77,4 @@ export interface IEventRepository {
* Notify listeners in this and connected processes. Subscribe to an event with `@OnServerEvent`
*/
serverSend<E extends keyof ServerEventMap>(event: E, data: ServerEventMap[E]): boolean;
/**
* Notify and wait for responses from listeners in this process. Subscribe to an event with `@OnServerEvent`
*/
serverSendAsync<E extends keyof ServerAsyncEventMap>(event: E, data: ServerAsyncEventMap[E]): Promise<any>;
}