simplify admin chat getting

src/pages/home/report/SystemChatReportFooterMessage.tsx

@@ -1,44 +1,39 @@
 import React, {useMemo} from 'react';
 import {withOnyx} from 'react-native-onyx';
-import type {OnyxCollection, OnyxEntry} from 'react-native-onyx';
+import type {OnyxEntry} from 'react-native-onyx';
 import Banner from '@components/Banner';
 import * as Expensicons from '@components/Icon/Expensicons';
 import Text from '@components/Text';
 import TextLink from '@components/TextLink';
 import useLocalize from '@hooks/useLocalize';
 import useThemeStyles from '@hooks/useThemeStyles';
 import * as PolicyUtils from '@libs/PolicyUtils';
+import * as ReportUtils from '@libs/ReportUtils';
 import Navigation from '@navigation/Navigation';
 import * as ReportInstance from '@userActions/Report';
 import type {OnboardingPurposeType} from '@src/CONST';
 import CONST from '@src/CONST';
 import ONYXKEYS from '@src/ONYXKEYS';
 import ROUTES from '@src/ROUTES';
-import type {Policy as PolicyType, Report} from '@src/types/onyx';
 
 type SystemChatReportFooterMessageOnyxProps = {
     /** Saved onboarding purpose selected by the user */
     choice: OnyxEntry<OnboardingPurposeType>;
 
-    /** Collection of reports */
-    reports: OnyxCollection<Report>;
-
-    /** The list of this user's policies */
-    policies: OnyxCollection<PolicyType>;
+    /** policyID for main workspace */
+    activePolicyID: OnyxEntry<Required<string>>;
 };
 
 type SystemChatReportFooterMessageProps = SystemChatReportFooterMessageOnyxProps;
 
-function SystemChatReportFooterMessage({choice, reports, policies}: SystemChatReportFooterMessageProps) {
+function SystemChatReportFooterMessage({choice, activePolicyID}: SystemChatReportFooterMessageProps) {
     const {translate} = useLocalize();
     const styles = useThemeStyles();
 
     const adminChatReport = useMemo(() => {
-        const adminsReports = Object.values(reports ?? {}).filter((report) => report?.chatType === CONST.REPORT.CHAT_TYPE.POLICY_ADMINS);
-        const activePolicies = Object.values(policies ?? {}).filter((policy) => PolicyUtils.shouldShowPolicy(policy, false));
-
-        return adminsReports.find((report) => activePolicies.find((policy) => policy?.id === report?.policyID));
-    }, [policies, reports]);
+        const policy = PolicyUtils.getPolicy(activePolicyID ?? '');
+        return ReportUtils.getReport(String(policy.chatReportIDAdmins));
+    }, [activePolicyID]);
 
     const content = useMemo(() => {
         switch (choice) {
@@ -79,10 +74,9 @@ export default withOnyx<SystemChatReportFooterMessageProps, SystemChatReportFoot
     choice: {
         key: ONYXKEYS.ONBOARDING_PURPOSE_SELECTED,
     },
-    reports: {
-        key: ONYXKEYS.COLLECTION.REPORT,
-    },
-    policies: {
-        key: ONYXKEYS.COLLECTION.POLICY,
+
+    activePolicyID: {
+        key: ONYXKEYS.NVP_ACTIVE_POLICY_ID,
+        initialValue: null,
     },
 })(SystemChatReportFooterMessage);