()
| 74 | * |
| 75 | */ |
| 76 | export function withEventReplay(): Provider[] { |
| 77 | const providers: Provider[] = [ |
| 78 | { |
| 79 | provide: IS_EVENT_REPLAY_ENABLED, |
| 80 | useFactory: () => { |
| 81 | let isEnabled = true; |
| 82 | if (typeof ngServerMode === 'undefined' || !ngServerMode) { |
| 83 | // Note: globalThis[CONTRACT_PROPERTY] may be undefined in case Event Replay feature |
| 84 | // is enabled, but there are no events configured in this application, in which case |
| 85 | // we don't activate this feature, since there are no events to replay. |
| 86 | const appId = inject(APP_ID); |
| 87 | isEnabled = !!window._ejsas?.[appId]; |
| 88 | } |
| 89 | if (isEnabled) { |
| 90 | performanceMarkFeature('NgEventReplay'); |
| 91 | } |
| 92 | return isEnabled; |
| 93 | }, |
| 94 | }, |
| 95 | ]; |
| 96 | |
| 97 | if (typeof ngServerMode === 'undefined' || !ngServerMode) { |
| 98 | providers.push( |
| 99 | { |
| 100 | provide: ENVIRONMENT_INITIALIZER, |
| 101 | useValue: () => { |
| 102 | const appRef = inject(ApplicationRef); |
| 103 | const {injector} = appRef; |
| 104 | // We have to check for the appRef here due to the possibility of multiple apps |
| 105 | // being present on the same page. We only want to enable event replay for the |
| 106 | // apps that actually want it. |
| 107 | if (!appsWithEventReplay.has(appRef)) { |
| 108 | const jsActionMap = inject(JSACTION_BLOCK_ELEMENT_MAP); |
| 109 | if (shouldEnableEventReplay(injector)) { |
| 110 | enableStashEventListenerImpl(); |
| 111 | const appId = injector.get(APP_ID); |
| 112 | const clearStashFn = setStashFn( |
| 113 | appId, |
| 114 | (rEl: RNode, eventName: string, listenerFn: VoidFunction) => { |
| 115 | // If a user binds to a ng-container and uses a directive that binds using a host listener, |
| 116 | // this element could be a comment node. So we need to ensure we have an actual element |
| 117 | // node before stashing anything. |
| 118 | if ((rEl as Node).nodeType !== Node.ELEMENT_NODE) return; |
| 119 | sharedStashFunction(rEl as RElement, eventName, listenerFn); |
| 120 | sharedMapFunction(rEl as RElement, jsActionMap); |
| 121 | }, |
| 122 | ); |
| 123 | // Clean up the reference to the function set by the environment initializer, |
| 124 | // as the function closure may capture injected elements and prevent them |
| 125 | // from being properly garbage collected. |
| 126 | appRef.onDestroy(clearStashFn); |
| 127 | } |
| 128 | } |
| 129 | }, |
| 130 | multi: true, |
| 131 | }, |
| 132 | { |
| 133 | provide: APP_BOOTSTRAP_LISTENER, |
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