remove sources entirely

client/lib/patch-db.ts

@@ -1,28 +1,18 @@
-import { map, shareReplay, Subject, timer } from 'rxjs'
-import { catchError, concatMap, tap } from 'rxjs/operators'
+import { map, Observable, shareReplay } from 'rxjs'
+import { tap } from 'rxjs/operators'
 import { Store } from './store'
-import { DBCache, Http } from './types'
-import { Source } from './source/source'
+import { DBCache, Update } from './types'
 
 export class PatchDB<T> {
-  public store: Store<T> = new Store(this.http, this.initialCache)
-  public connectionError$ = new Subject<any>()
-  public cache$ = this.source.watch$(this.store).pipe(
-    catchError((e, watch$) => {
-      this.connectionError$.next(e)
-      return timer(4000).pipe(concatMap(() => watch$))
-    }),
-    tap(res => {
-      this.connectionError$.next(null)
-      this.store.update(res)
-    }),
+  public store: Store<T> = new Store(this.initialCache)
+  public cache$ = this.source$.pipe(
+    tap(res => this.store.update(res)),
     map(_ => this.store.cache),
     shareReplay(1),
   )
 
   constructor(
-    private readonly source: Source<T>,
-    private readonly http: Http<T>,
+    private readonly source$: Observable<Update<T>>,
     private readonly initialCache: DBCache<T>,
   ) {}
 }