Reduce search requests

apps/api/src/services/data-provider/coingecko/coingecko.service.ts

@@ -163,10 +163,6 @@ export class CoinGeckoService implements DataProviderInterface {
   public async search(aQuery: string): Promise<{ items: LookupItem[] }> {
     let items: LookupItem[] = [];
 
-    if (aQuery.length <= 2) {
-      return { items };
-    }
-
     try {
       const get = bent(
         `${this.URL}/search?query=${aQuery}`,

apps/api/src/services/data-provider/data-provider.service.ts

@@ -264,6 +264,10 @@ export class DataProviderService {
     const promises: Promise<{ items: LookupItem[] }>[] = [];
     let lookupItems: LookupItem[] = [];
 
+    if (aQuery?.length < 2) {
+      return { items: lookupItems };
+    }
+
     for (const dataSource of this.configurationService.get('DATA_SOURCES')) {
       promises.push(
         this.getDataProvider(DataSource[dataSource]).search(aQuery)

apps/api/src/services/data-provider/eod-historical-data/eod-historical-data.service.ts

@@ -158,10 +158,6 @@ export class EodHistoricalDataService implements DataProviderInterface {
   public async search(aQuery: string): Promise<{ items: LookupItem[] }> {
     let items: LookupItem[] = [];
 
-    if (aQuery.length <= 2) {
-      return { items };
-    }
-
     try {
       const get = bent(
         `${this.URL}/search/${aQuery}?api_token=${this.apiKey}`,

apps/client/src/app/pages/portfolio/activities/create-or-update-activity-dialog/create-or-update-activity-dialog.component.ts

@@ -243,11 +243,10 @@ export class CreateOrUpdateActivityDialog implements OnDestroy {
     this.filteredLookupItemsObservable = this.activityForm.controls[
       'searchSymbol'
     ].valueChanges.pipe(
-      startWith(''),
       debounceTime(400),
       distinctUntilChanged(),
       switchMap((query: string) => {
-        if (isString(query)) {
+        if (isString(query) && query.length > 1) {
           const filteredLookupItemsObservable =
             this.dataService.fetchSymbols(query);