Replace multiple if blocks with more convenient mechanism

Feature #14653

Arvados-DCO-1.1-Signed-off-by: Michal Klobukowski <michal.klobukowski@contractors.roche.com>

diff --git a/src/routes/route-change-handlers.ts b/src/routes/route-change-handlers.ts
index bb88f4a1aff5c33173d9526a9d74753f25a53abf..4118415acbb7295bd6e29f3e5e9516835ca15d78 100644 (file)
--- a/src/routes/route-change-handlers.ts
+++ b/src/routes/route-change-handlers.ts
@@ -4,12 +4,14 @@
 
 import { History, Location } from 'history';
 import { RootStore } from '~/store/store';
-import * as Routes from '~/routes/routes';
-import * as WorkbenchActions from '~/store/workbench/workbench-actions';
+import * as R from '~/routes/routes';
+import * as WA from '~/store/workbench/workbench-actions';
 import { navigateToRootProject } from '~/store/navigation/navigation-action';
 import { dialogActions } from '~/store/dialog/dialog-actions';
 import { contextMenuActions } from '~/store/context-menu/context-menu-actions';
 import { searchBarActions } from '~/store/search-bar/search-bar-actions';
+import { match } from 'react-router-dom';
+import { Dispatch } from 'redux';
 
 export const addRouteChangeHandlers = (history: History, store: RootStore) => {
     const handler = handleLocationChange(store);
@@ -18,85 +20,155 @@ export const addRouteChangeHandlers = (history: History, store: RootStore) => {
 };
 
 const handleLocationChange = (store: RootStore) => ({ pathname }: Location) => {
-    const rootMatch = Routes.matchRootRoute(pathname);
-    const projectMatch = Routes.matchProjectRoute(pathname);
-    const collectionMatch = Routes.matchCollectionRoute(pathname);
-    const favoriteMatch = Routes.matchFavoritesRoute(pathname);
-    const trashMatch = Routes.matchTrashRoute(pathname);
-    const processMatch = Routes.matchProcessRoute(pathname);
-    const processLogMatch = Routes.matchProcessLogRoute(pathname);
-    const repositoryMatch = Routes.matchRepositoriesRoute(pathname);
-    const searchResultsMatch = Routes.matchSearchResultsRoute(pathname);
-    const sharedWithMeMatch = Routes.matchSharedWithMeRoute(pathname);
-    const runProcessMatch = Routes.matchRunProcessRoute(pathname);
-    const virtualMachineUserMatch = Routes.matchUserVirtualMachineRoute(pathname);
-    const virtualMachineAdminMatch = Routes.matchAdminVirtualMachineRoute(pathname);
-    const workflowMatch = Routes.matchWorkflowRoute(pathname);
-    const sshKeysUserMatch = Routes.matchSshKeysUserRoute(pathname);
-    const sshKeysAdminMatch = Routes.matchSshKeysAdminRoute(pathname);
-    const siteManagerMatch = Routes.matchSiteManagerRoute(pathname);
-    const keepServicesMatch = Routes.matchKeepServicesRoute(pathname);
-    const computeNodesMatch = Routes.matchComputeNodesRoute(pathname);
-    const apiClientAuthorizationsMatch = Routes.matchApiClientAuthorizationsRoute(pathname);
-    const myAccountMatch = Routes.matchMyAccountRoute(pathname);
-    const userMatch = Routes.matchUsersRoute(pathname);
-    const groupsMatch = Routes.matchGroupsRoute(pathname);
-    const groupDetailsMatch = Routes.matchGroupDetailsRoute(pathname);
-    const linksMatch = Routes.matchLinksRoute(pathname);
 
     store.dispatch(dialogActions.CLOSE_ALL_DIALOGS());
     store.dispatch(contextMenuActions.CLOSE_CONTEXT_MENU());
     store.dispatch(searchBarActions.CLOSE_SEARCH_VIEW());
 
-    if (projectMatch) {
-        store.dispatch(WorkbenchActions.loadProject(projectMatch.params.id));
-    } else if (collectionMatch) {
-        store.dispatch(WorkbenchActions.loadCollection(collectionMatch.params.id));
-    } else if (favoriteMatch) {
-        store.dispatch(WorkbenchActions.loadFavorites());
-    } else if (trashMatch) {
-        store.dispatch(WorkbenchActions.loadTrash());
-    } else if (processMatch) {
-        store.dispatch(WorkbenchActions.loadProcess(processMatch.params.id));
-    } else if (processLogMatch) {
-        store.dispatch(WorkbenchActions.loadProcessLog(processLogMatch.params.id));
-    } else if (rootMatch) {
-        store.dispatch(navigateToRootProject);
-    } else if (sharedWithMeMatch) {
-        store.dispatch(WorkbenchActions.loadSharedWithMe);
-    } else if (runProcessMatch) {
-        store.dispatch(WorkbenchActions.loadRunProcess);
-    } else if (workflowMatch) {
-        store.dispatch(WorkbenchActions.loadWorkflow);
-    } else if (searchResultsMatch) {
-        store.dispatch(WorkbenchActions.loadSearchResults);
-    } else if (virtualMachineUserMatch) {
-        store.dispatch(WorkbenchActions.loadVirtualMachines);
-    } else if (virtualMachineAdminMatch) {
-        store.dispatch(WorkbenchActions.loadVirtualMachines);
-    } else if (repositoryMatch) {
-        store.dispatch(WorkbenchActions.loadRepositories);
-    } else if (sshKeysUserMatch) {
-        store.dispatch(WorkbenchActions.loadSshKeys);
-    } else if (sshKeysAdminMatch) {
-        store.dispatch(WorkbenchActions.loadSshKeys);
-    } else if (siteManagerMatch) {
-        store.dispatch(WorkbenchActions.loadSiteManager);
-    } else if (keepServicesMatch) {
-        store.dispatch(WorkbenchActions.loadKeepServices);
-    } else if (computeNodesMatch) {
-        store.dispatch(WorkbenchActions.loadComputeNodes);
-    } else if (apiClientAuthorizationsMatch) {
-        store.dispatch(WorkbenchActions.loadApiClientAuthorizations);
-    } else if (myAccountMatch) {
-        store.dispatch(WorkbenchActions.loadMyAccount);
-    } else if (userMatch) {
-        store.dispatch(WorkbenchActions.loadUsers);
-    } else if (groupsMatch) {
-        store.dispatch(WorkbenchActions.loadGroupsPanel);
-    } else if (groupDetailsMatch) {
-        store.dispatch(WorkbenchActions.loadGroupDetailsPanel(groupDetailsMatch.params.id));
-    } else if (linksMatch) {
-        store.dispatch(WorkbenchActions.loadLinks);
-    }
+    locationChangeHandlers.find(handler => handler(store.dispatch, pathname));
+
 };
+
+type MatchRoute<Params> = (route: string) => match<Params> | null;
+type ActionCreator<Params> = (params: Params) => void;
+
+const handle = <Params>(matchRoute: MatchRoute<Params>, actionCreator: ActionCreator<Params>) =>
+    (dispatch: Dispatch, route: string) => {
+        const match = matchRoute(route);
+        return match
+            ? (
+                dispatch<any>(actionCreator(match.params)),
+                true
+            )
+            : false;
+    };
+
+const locationChangeHandlers = [
+
+    handle(
+        R.matchApiClientAuthorizationsRoute,
+        () => WA.loadApiClientAuthorizations
+    ),
+
+    handle(
+        R.matchCollectionRoute,
+        ({ id }) => WA.loadCollection(id)
+    ),
+
+    handle(
+        R.matchComputeNodesRoute,
+        () => WA.loadComputeNodes
+    ),
+
+    handle(
+        R.matchFavoritesRoute,
+        () => WA.loadFavorites
+    ),
+
+    handle(
+        R.matchGroupDetailsRoute,
+        ({ id }) => WA.loadGroupDetailsPanel(id)
+    ),
+
+    handle(
+        R.matchGroupsRoute,
+        () => WA.loadGroupsPanel
+    ),
+
+    handle(
+        R.matchKeepServicesRoute,
+        () => WA.loadKeepServices
+    ),
+
+    handle(
+        R.matchLinksRoute,
+        () => WA.loadLinks
+    ),
+
+    handle(
+        R.matchMyAccountRoute,
+        () => WA.loadMyAccount
+    ),
+
+    handle(
+        R.matchProcessLogRoute,
+        ({ id }) => WA.loadProcessLog(id)
+    ),
+
+    handle(
+        R.matchProcessRoute,
+        ({ id }) => WA.loadProcess(id)
+    ),
+
+    handle(
+        R.matchProjectRoute,
+        ({ id }) => WA.loadProject(id)
+    ),
+
+    handle(
+        R.matchRepositoriesRoute,
+        () => WA.loadRepositories
+    ),
+
+    handle(
+        R.matchRootRoute,
+        () => navigateToRootProject
+    ),
+
+    handle(
+        R.matchRunProcessRoute,
+        () => WA.loadRunProcess
+    ),
+
+    handle(
+        R.matchSearchResultsRoute,
+        () => WA.loadSearchResults
+    ),
+
+    handle(
+        R.matchSharedWithMeRoute,
+        () => WA.loadSharedWithMe
+    ),
+
+    handle(
+        R.matchSiteManagerRoute,
+        () => WA.loadSiteManager
+    ),
+
+    handle(
+        R.matchSshKeysAdminRoute,
+        () => WA.loadSshKeys
+    ),
+
+    handle(
+        R.matchSshKeysUserRoute,
+        () => WA.loadSshKeys
+    ),
+
+    handle(
+        R.matchTrashRoute,
+        () => WA.loadTrash
+    ),
+
+    handle(
+        R.matchUsersRoute,
+        () => WA.loadUsers
+    ),
+
+    handle(
+        R.matchAdminVirtualMachineRoute,
+        () => WA.loadVirtualMachines
+    ),
+
+    handle(
+        R.matchUserVirtualMachineRoute,
+        () => WA.loadVirtualMachines
+    ),
+
+    handle(
+        R.matchWorkflowRoute,
+        () => WA.loadWorkflow
+    ),
+
+];
+