feat(core): add user list service for blocksuite (#10627)

packages/frontend/core/src/modules/doc-info/services/doc-database-backlinks.ts

@@ -2,14 +2,14 @@ import {
   DatabaseBlockDataSource,
   type DatabaseBlockModel,
 } from '@blocksuite/affine/blocks';
-import { Service } from '@toeverything/infra';
+import { LiveData, Service } from '@toeverything/infra';
 import { isEqual } from 'lodash-es';
 import { combineLatest, distinctUntilChanged, map, Observable } from 'rxjs';
 
 import type { DocsService } from '../../doc';
 import type { DocsSearchService } from '../../docs-search';
 import type { DatabaseRow, DatabaseValueCell } from '../types';
-import { signalToLiveData, signalToObservable } from '../utils';
+import { signalToObservable } from '../utils';
 
 const equalComparator = <T>(a: T, b: T) => {
   return isEqual(a, b);
@@ -50,14 +50,14 @@ export class DocDatabaseBacklinksService extends Service {
           .map<DatabaseValueCell>(id => {
             return {
               id,
-              value$: signalToLiveData(
+              value$: LiveData.fromSignal(
                 dataSource.cellValueGet$(rowId, id)
               ).distinctUntilChanged(equalComparator),
               property: {
                 id,
-                type$: signalToLiveData(dataSource.propertyTypeGet$(id)),
-                name$: signalToLiveData(dataSource.propertyNameGet$(id)),
-                data$: signalToLiveData(dataSource.propertyDataGet$(id)),
+                type$: LiveData.fromSignal(dataSource.propertyTypeGet$(id)),
+                name$: LiveData.fromSignal(dataSource.propertyNameGet$(id)),
+                data$: LiveData.fromSignal(dataSource.propertyDataGet$(id)),
               },
             };
           })

packages/frontend/core/src/modules/doc-info/utils.ts

@@ -2,7 +2,6 @@ import { DebugLogger } from '@affine/debug';
 import { BlockStdScope } from '@blocksuite/affine/block-std';
 import { PageEditorBlockSpecs } from '@blocksuite/affine/blocks';
 import type { Store } from '@blocksuite/affine/store';
-import { LiveData } from '@toeverything/infra';
 import { useMemo } from 'react';
 import { Observable } from 'rxjs';
 
@@ -25,22 +24,6 @@ export function signalToObservable<T>(
   });
 }
 
-export function signalToLiveData<T>(
-  signal: ReadonlySignal<T>,
-  defaultValue: T
-): LiveData<T>;
-
-export function signalToLiveData<T>(
-  signal: ReadonlySignal<T>
-): LiveData<T | undefined>;
-
-export function signalToLiveData<T>(
-  signal: ReadonlySignal<T>,
-  defaultValue?: T
-) {
-  return LiveData.from(signalToObservable(signal), defaultValue);
-}
-
 // todo(pengx17): use rc pool?
 export function createBlockStdScope(doc: Store) {
   logger.debug('createBlockStdScope', doc.id);