SelectOrgPage: migrate API function calls to Redux (#43133)

* SelectOrgPage: migrate API function calls to Redux

* used a much better approach

* writes test for getUserOrganizations action

* writes test for userOrganizationsLoaded reducer

* change userOrg to plural

public/app/features/org/SelectOrgPage.tsx

@@ -1,10 +1,10 @@
-import React, { FC, useState } from 'react';
+import React, { FC } from 'react';
 import Page from 'app/core/components/Page/Page';
-import { getBackendSrv, config } from '@grafana/runtime';
-import { UserOrg } from 'app/types';
-import { useAsync } from 'react-use';
+import { config } from '@grafana/runtime';
+import { StoreState, UserOrg } from 'app/types';
+import { useEffectOnce } from 'react-use';
 import { Button, HorizontalGroup } from '@grafana/ui';
-import { setUserOrganization } from './state/actions';
+import { getUserOrganizations, setUserOrganization } from './state/actions';
 import { connect, ConnectedProps } from 'react-redux';
 
 const navModel = {
@@ -18,29 +18,31 @@ const navModel = {
   },
 };
 
-const getUserOrgs = async () => {
-  return await getBackendSrv().get('/api/user/orgs');
+const mapStateToProps = (state: StoreState) => {
+  return {
+    userOrgs: state.organization.userOrgs,
+  };
 };
 
 const mapDispatchToProps = {
   setUserOrganization,
+  getUserOrganizations,
 };
 
-const connector = connect(null, mapDispatchToProps);
+const connector = connect(mapStateToProps, mapDispatchToProps);
 
 type Props = ConnectedProps<typeof connector>;
 
-export const SelectOrgPage: FC<Props> = ({ setUserOrganization }) => {
-  const [orgs, setOrgs] = useState<UserOrg[]>();
-
+export const SelectOrgPage: FC<Props> = ({ setUserOrganization, getUserOrganizations, userOrgs }) => {
   const setUserOrg = async (org: UserOrg) => {
     await setUserOrganization(org.orgId);
     window.location.href = config.appSubUrl + '/';
   };
 
-  useAsync(async () => {
-    setOrgs(await getUserOrgs());
-  }, []);
+  useEffectOnce(() => {
+    getUserOrganizations();
+  });
+
   return (
     <Page navModel={navModel}>
       <Page.Contents>
@@ -50,8 +52,8 @@ export const SelectOrgPage: FC<Props> = ({ setUserOrganization }) => {
             now. You can change this later at any time.
           </p>
           <HorizontalGroup wrap>
-            {orgs &&
-              orgs.map((org) => (
+            {userOrgs &&
+              userOrgs.map((org) => (
                 <Button key={org.orgId} icon="signin" onClick={() => setUserOrg(org)}>
                   {org.name}
                 </Button>

public/app/features/org/state/actions.test.ts

@@ -1,6 +1,7 @@
-import { updateOrganization, setUserOrganization } from './actions';
+import { updateOrganization, setUserOrganization, getUserOrganizations } from './actions';
 import { updateConfigurationSubtitle } from 'app/core/actions';
 import { thunkTester } from 'test/core/thunk/thunkTester';
+import { OrgRole } from 'app/types';
 
 const setup = () => {
   const initialState = {
@@ -9,6 +10,7 @@ const setup = () => {
         id: 1,
         name: 'New Org Name',
       },
+      userOrg: [{ orgId: 1, name: 'New Org Name', role: OrgRole.Editor }],
     },
   };
 
@@ -61,3 +63,22 @@ describe('setUserOrganization', () => {
     });
   });
 });
+
+describe('getUserOrganizations', () => {
+  describe('when getUserOrganizations thunk is dispatched', () => {
+    const getMock = jest.fn().mockResolvedValue({ orgId: 1, name: 'New Org Name', role: OrgRole.Editor });
+    const backendSrvMock: any = {
+      get: getMock,
+    };
+
+    it('then it should dispatch updateConfigurationSubtitle', async () => {
+      const { initialState } = setup();
+
+      const dispatchedActions = await thunkTester(initialState)
+        .givenThunk(getUserOrganizations)
+        .whenThunkIsDispatched({ getBackendSrv: () => backendSrvMock });
+
+      expect(dispatchedActions[0].payload).toEqual(initialState.organization.userOrg[0]);
+    });
+  });
+});

public/app/features/org/state/actions.ts

@@ -1,6 +1,6 @@
 import { ThunkResult } from 'app/types';
 import { getBackendSrv } from '@grafana/runtime';
-import { organizationLoaded } from './reducers';
+import { organizationLoaded, userOrganizationsLoaded } from './reducers';
 import { updateConfigurationSubtitle } from 'app/core/actions';
 
 type OrganizationDependencies = { getBackendSrv: typeof getBackendSrv };
@@ -50,3 +50,14 @@ export function createOrganization(
     dispatch(setUserOrganization(result.orgId));
   };
 }
+
+export function getUserOrganizations(
+  dependencies: OrganizationDependencies = { getBackendSrv: getBackendSrv }
+): ThunkResult<any> {
+  return async (dispatch) => {
+    const result = await dependencies.getBackendSrv().get('/api/user/orgs');
+    dispatch(userOrganizationsLoaded(result));
+
+    return result;
+  };
+}

public/app/features/org/state/reducers.test.ts

@@ -1,6 +1,12 @@
 import { reducerTester } from '../../../../test/core/redux/reducerTester';
-import { OrganizationState } from '../../../types';
-import { initialState, organizationLoaded, organizationReducer, setOrganizationName } from './reducers';
+import { OrganizationState, OrgRole } from '../../../types';
+import {
+  initialState,
+  organizationLoaded,
+  organizationReducer,
+  userOrganizationsLoaded,
+  setOrganizationName,
+} from './reducers';
 
 describe('organizationReducer', () => {
   describe('when organizationLoaded is dispatched', () => {
@@ -10,6 +16,7 @@ describe('organizationReducer', () => {
         .whenActionIsDispatched(organizationLoaded({ id: 1, name: 'An org' }))
         .thenStateShouldEqual({
           organization: { id: 1, name: 'An org' },
+          userOrgs: [],
         });
     });
   });
@@ -21,6 +28,23 @@ describe('organizationReducer', () => {
         .whenActionIsDispatched(setOrganizationName('New Name'))
         .thenStateShouldEqual({
           organization: { id: 1, name: 'New Name' },
+          userOrgs: [],
+        });
+    });
+  });
+
+  describe('when userOrganizationsLoaded is dispatched', () => {
+    it('then state should be correct', () => {
+      reducerTester<OrganizationState>()
+        .givenReducer(organizationReducer, {
+          ...initialState,
+          organization: { id: 1, name: 'An org' },
+          userOrgs: [],
+        })
+        .whenActionIsDispatched(userOrganizationsLoaded([{ orgId: 1, name: 'New org', role: OrgRole.Editor }]))
+        .thenStateShouldEqual({
+          organization: { id: 1, name: 'An org' },
+          userOrgs: [{ orgId: 1, name: 'New org', role: OrgRole.Editor }],
         });
     });
   });

public/app/features/org/state/reducers.ts

@@ -1,9 +1,10 @@
 import { createSlice, PayloadAction } from '@reduxjs/toolkit';
 
-import { Organization, OrganizationState } from 'app/types';
+import { Organization, OrganizationState, UserOrg } from 'app/types';
 
 export const initialState: OrganizationState = {
   organization: {} as Organization,
+  userOrgs: [] as UserOrg[],
 };
 
 const organizationSlice = createSlice({
@@ -16,10 +17,13 @@ const organizationSlice = createSlice({
     setOrganizationName: (state, action: PayloadAction<string>): OrganizationState => {
       return { ...state, organization: { ...state.organization, name: action.payload } };
     },
+    userOrganizationsLoaded: (state, action: PayloadAction<UserOrg[]>): OrganizationState => {
+      return { ...state, userOrgs: action.payload };
+    },
   },
 });
 
-export const { setOrganizationName, organizationLoaded } = organizationSlice.actions;
+export const { setOrganizationName, organizationLoaded, userOrganizationsLoaded } = organizationSlice.actions;
 
 export const organizationReducer = organizationSlice.reducer;
 

public/app/types/organization.ts

@@ -1,3 +1,5 @@
+import { UserOrg } from 'app/types';
+
 export interface Organization {
   name: string;
   id: number;
@@ -5,4 +7,5 @@ export interface Organization {
 
 export interface OrganizationState {
   organization: Organization;
+  userOrgs: UserOrg[];
 }