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diff --git a/lib/utils/keyserver-call.js b/lib/utils/keyserver-call.js
--- a/lib/utils/keyserver-call.js
+++ b/lib/utils/keyserver-call.js
@@ -1,14 +1,22 @@
// @flow
+import _memoize from 'lodash/memoize.js';
import * as React from 'react';
import { useDispatch } from 'react-redux';
+import { createSelector } from 'reselect';
import { bindCookieAndUtilsIntoCallServerEndpoint } from './action-utils.js';
-import type { CallServerEndpointOptions } from './call-server-endpoint.js';
+import type { BindServerCallsParams } from './action-utils.js';
+import type {
+ CallServerEndpoint,
+ CallServerEndpointOptions,
+} from './call-server-endpoint.js';
import { useSelector } from './redux-utils.js';
+import type { PlatformDetails } from '../types/device-types.js';
import type { Endpoint } from '../types/endpoints.js';
import type { KeyserverInfo } from '../types/keyserver-types.js';
import type { Dispatch } from '../types/redux-types.js';
+import type { ConnectionStatus } from '../types/socket-types.js';
import type { CurrentUserInfo } from '../types/user-types.js';
export type CallKeyserverEndpoint<Args: $ReadOnlyArray<mixed>> = (
@@ -34,74 +42,131 @@
+config: KeyserverCallConfig<Args>,
};
-export type ExtractAndBindCookieAndUtilsParams<
- Args: $ReadOnlyArray<mixed>,
- Return,
-> = {
+// _memoize memoizes the function by caching the result.
+// The first argument of the memoized function is used as the map cache key.
+const baseCreateBoundServerCallsSelector = (
+ // eslint-disable-next-line no-unused-vars
+ keyserverID: string,
+): (BindServerCallsParams => CallServerEndpoint) =>
+ createSelector(
+ (state: BindServerCallsParams) => state.dispatch,
+ (state: BindServerCallsParams) => state.cookie,
+ (state: BindServerCallsParams) => state.urlPrefix,
+ (state: BindServerCallsParams) => state.sessionID,
+ (state: BindServerCallsParams) => state.currentUserInfo,
+ (state: BindServerCallsParams) => state.connectionStatus,
+ (state: BindServerCallsParams) => state.lastCommunicatedPlatformDetails,
+ (
+ dispatch: Dispatch,
+ cookie: ?string,
+ urlPrefix: string,
+ sessionID: ?string,
+ currentUserInfo: ?CurrentUserInfo,
+ connectionStatus: ConnectionStatus,
+ lastCommunicatedPlatformDetails: ?PlatformDetails,
+ ) =>
+ bindCookieAndUtilsIntoCallServerEndpoint({
+ dispatch,
+ cookie,
+ urlPrefix,
+ sessionID,
+ currentUserInfo,
+ connectionStatus,
+ lastCommunicatedPlatformDetails,
+ }),
+ );
+
+type CreateBoundServerCallsSelectorType = (
+ keyserverID: string,
+) => BindServerCallsParams => CallServerEndpoint;
+const createBoundServerCallsSelector: CreateBoundServerCallsSelectorType =
+ (_memoize(baseCreateBoundServerCallsSelector): any);
+
+export type BindKeyserverCallParams = {
+dispatch: Dispatch,
+currentUserInfo: ?CurrentUserInfo,
+keyserverInfos: { +[keyserverID: string]: KeyserverInfo },
- +keyserverCall: KeyserverCall<Args, Return>,
};
-function getCallKeyserverEndpoint<Args: $ReadOnlyArray<mixed>, Return>(
- params: ExtractAndBindCookieAndUtilsParams<Args, Return>,
-): CallKeyserverEndpoint<Args> {
- const { dispatch, keyserverInfos, currentUserInfo, keyserverCall } = params;
-
- const { config: serverCallConfig } = keyserverCall;
+export type GetCallKeyserverEndpointParams<Args: $ReadOnlyArray<mixed>> = {
+ ...BindKeyserverCallParams,
+ +keyserverCallConfig: KeyserverCallConfig<Args>,
+};
- return (
- endpoint: Endpoint,
- data: Object,
- args: Args,
- options?: ?CallServerEndpointOptions,
+const bindCallKeyserverEndpointSelector = createSelector(
+ (state: BindKeyserverCallParams) => state.dispatch,
+ (state: BindKeyserverCallParams) => state.currentUserInfo,
+ (state: BindKeyserverCallParams) => state.keyserverInfos,
+ (
+ dispatch: Dispatch,
+ currentUserInfo: ?CurrentUserInfo,
+ keyserverInfos: { +[keyserverID: string]: KeyserverInfo },
) => {
- // TODO
- if (serverCallConfig.keyserverSelection === 'fanout') {
- return Promise.resolve(undefined);
- }
- const keyserverID = serverCallConfig.keyserverIDExtractor(...args);
- const {
- cookie,
- urlPrefix,
- sessionID,
- connection,
- lastCommunicatedPlatformDetails,
- } = keyserverInfos[keyserverID];
-
- const boundCallServerEndpoint = bindCookieAndUtilsIntoCallServerEndpoint({
- dispatch,
- currentUserInfo,
- cookie,
- urlPrefix,
- sessionID,
- connectionStatus: connection.status,
- lastCommunicatedPlatformDetails,
- });
- return boundCallServerEndpoint(endpoint, data, options);
- };
-}
+ return _memoize(
+ <Args: $ReadOnlyArray<mixed>, Return>(
+ keyserverCall: KeyserverCall<Args, Return>,
+ ): ((...Args) => Promise<Return>) => {
+ const callKeyserverEndpoint = (
+ endpoint: Endpoint,
+ data: Object,
+ args: Args,
+ options?: ?CallServerEndpointOptions,
+ ) => {
+ // TODO
+ if (keyserverCall.config.keyserverSelection === 'fanout') {
+ return Promise.resolve(undefined);
+ }
+ const keyserverID = keyserverCall.config.keyserverIDExtractor(
+ ...args,
+ );
+ const {
+ cookie,
+ urlPrefix,
+ sessionID,
+ connection,
+ lastCommunicatedPlatformDetails,
+ } = keyserverInfos[keyserverID];
+
+ const boundCallServerEndpoint = createBoundServerCallsSelector(
+ keyserverID,
+ )({
+ dispatch,
+ currentUserInfo,
+ cookie,
+ urlPrefix,
+ sessionID,
+ connectionStatus: connection.status,
+ lastCommunicatedPlatformDetails,
+ });
+
+ return boundCallServerEndpoint(endpoint, data, options);
+ };
+
+ return keyserverCall.actionFunc(callKeyserverEndpoint);
+ },
+ );
+ },
+);
function useKeyserverCall<Args: $ReadOnlyArray<mixed>, Return>(
keyserverCall: KeyserverCall<Args, Return>,
- paramOverride?: ?$Shape<ExtractAndBindCookieAndUtilsParams<Args, Return>>,
+ paramOverride?: ?$Shape<BindKeyserverCallParams>,
): (...Args) => Promise<Return> {
const dispatch = useDispatch();
const keyserverInfos = useSelector(
state => state.keyserverStore.keyserverInfos,
);
const currentUserInfo = useSelector(state => state.currentUserInfo);
- return React.useMemo(() => {
- const callKeyserverEndpoint = getCallKeyserverEndpoint({
- dispatch,
- currentUserInfo,
- keyserverInfos,
- keyserverCall,
- ...paramOverride,
- });
- return keyserverCall.actionFunc(callKeyserverEndpoint);
- }, [dispatch, currentUserInfo, keyserverInfos, keyserverCall, paramOverride]);
+ const bindCallKeyserverEndpointToAction = bindCallKeyserverEndpointSelector({
+ dispatch,
+ keyserverInfos,
+ currentUserInfo,
+ ...paramOverride,
+ });
+ return React.useMemo(
+ () => bindCallKeyserverEndpointToAction(keyserverCall),
+ [bindCallKeyserverEndpointToAction, keyserverCall],
+ );
}
export { useKeyserverCall };

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