[Cases] Add the ability to filter cases by date in the find and status endpoints

docs/api/cases/cases-api-find-cases.asciidoc

@@ -34,6 +34,9 @@ Defaults to `OR`.
 `fields`::
 (Optional, array of strings) The fields in the entity to return in the response.
 
+`from`::
+(Optional, string) Returns only cases that were created after a specific date. The date must be specified as a <<kuery-query,KQL>> data range or date match expression.  preview:[]
+
 `owner`::
 (Optional, string or array of strings) A filter to limit the retrieved cases to
 a specific set of applications. Valid values are: `cases`, `observability`,
@@ -78,6 +81,9 @@ Defaults to `desc`.
 `tags`::
 (Optional, string or array of strings) Filters the returned cases by tags.
 
+`to`::
+(Optional, string) Returns only cases that were created before a specific date. The date must be specified as a <<kuery-query,KQL>> data range or date match expression.  preview:[]
+
 === Response code
 
 `200`::

x-pack/plugins/cases/common/api/cases/case.ts

@@ -154,6 +154,10 @@ export const CasesFindRequestRt = rt.partial({
    * The fields in the entity to return in the response
    */
   fields: rt.union([rt.array(rt.string), rt.string]),
+  /**
+   * A KQL date. If used all cases created after (gte) the from date will be returned
+   */
+  from: rt.string,
   /**
    * The page of objects to return
    */
@@ -180,11 +184,17 @@ export const CasesFindRequestRt = rt.partial({
    * The order to sort by
    */
   sortOrder: rt.union([rt.literal('desc'), rt.literal('asc')]),
+
+  /**
+   * A KQL date. If used all cases created before (lte) the to date will be returned.
+   */
+  to: rt.string,
   /**
    * The owner(s) to filter by. The user making the request must have privileges to retrieve cases of that
    * ownership or they will be ignored. If no owner is included, then all ownership types will be included in the response
    * that the user has access to.
    */
+
   owner: rt.union([rt.array(rt.string), rt.string]),
 });
 

x-pack/plugins/cases/common/api/cases/status.ts

@@ -28,6 +28,14 @@ export const CasesStatusResponseRt = rt.type({
 });
 
 export const CasesStatusRequestRt = rt.partial({
+  /**
+   * A KQL date. If used all cases created after (gte) the from date will be returned
+   */
+  from: rt.string,
+  /**
+   * A KQL date. If used all cases created before (lte) the to date will be returned.
+   */
+  to: rt.string,
   /**
    * The owner of the cases to retrieve the status stats from. If no owner is provided the stats for all cases
    * that the user has access to will be returned.

x-pack/plugins/cases/common/constants.ts

@@ -51,6 +51,7 @@ export const SAVED_OBJECT_TYPES = [
  */
 
 export const CASES_URL = '/api/cases' as const;
+export const CASE_FIND_URL = `${CASES_URL}/_find` as const;
 export const CASE_DETAILS_URL = `${CASES_URL}/{case_id}` as const;
 export const CASE_CONFIGURE_URL = `${CASES_URL}/configure` as const;
 export const CASE_CONFIGURE_DETAILS_URL = `${CASES_URL}/configure/{configuration_id}` as const;

x-pack/plugins/cases/public/client/api/index.test.ts

@@ -7,16 +7,16 @@
 
 import { httpServiceMock } from '../../../../../../src/core/public/mocks';
 import { createClientAPI } from '.';
+import { allCases, casesStatus } from '../../containers/mock';
 
 describe('createClientAPI', () => {
-  const http = httpServiceMock.createStartContract({ basePath: '' });
-  const api = createClientAPI({ http });
-
   beforeEach(() => {
     jest.clearAllMocks();
   });
 
   describe('getRelatedCases', () => {
+    const http = httpServiceMock.createStartContract({ basePath: '' });
+    const api = createClientAPI({ http });
     const res = [
       {
         id: 'test-id',
@@ -43,4 +43,40 @@ describe('createClientAPI', () => {
       });
     });
   });
+
+  describe('cases', () => {
+    describe('find', () => {
+      const http = httpServiceMock.createStartContract({ basePath: '' });
+      const api = createClientAPI({ http });
+      http.get.mockResolvedValue(allCases);
+
+      it('should return the correct response', async () => {
+        expect(await api.cases.find({ from: 'now-1d' })).toEqual(allCases);
+      });
+
+      it('should have been called with the correct path', async () => {
+        await api.cases.find({ perPage: 10 });
+        expect(http.get).toHaveBeenCalledWith('/api/cases/_find', {
+          query: { perPage: 10 },
+        });
+      });
+    });
+
+    describe('getAllCasesMetrics', () => {
+      const http = httpServiceMock.createStartContract({ basePath: '' });
+      const api = createClientAPI({ http });
+      http.get.mockResolvedValue(casesStatus);
+
+      it('should return the correct response', async () => {
+        expect(await api.cases.getAllCasesMetrics({ from: 'now-1d' })).toEqual(casesStatus);
+      });
+
+      it('should have been called with the correct path', async () => {
+        await api.cases.getAllCasesMetrics({ from: 'now-1d' });
+        expect(http.get).toHaveBeenCalledWith('/api/cases/status', {
+          query: { from: 'now-1d' },
+        });
+      });
+    });
+  });
 });

x-pack/plugins/cases/public/client/api/index.ts

@@ -6,7 +6,16 @@
  */
 
 import { HttpStart } from 'kibana/public';
-import { CasesByAlertId, CasesByAlertIDRequest, getCasesFromAlertsUrl } from '../../../common/api';
+import {
+  CasesByAlertId,
+  CasesByAlertIDRequest,
+  CasesFindRequest,
+  getCasesFromAlertsUrl,
+  CasesResponse,
+  CasesStatusRequest,
+  CasesStatusResponse,
+} from '../../../common/api';
+import { CASE_FIND_URL, CASE_STATUS_URL } from '../../../common/constants';
 import { CasesUiStart } from '../../types';
 
 export const createClientAPI = ({ http }: { http: HttpStart }): CasesUiStart['api'] => {
@@ -16,5 +25,11 @@ export const createClientAPI = ({ http }: { http: HttpStart }): CasesUiStart['ap
       query: CasesByAlertIDRequest
     ): Promise<CasesByAlertId> =>
       http.get<CasesByAlertId>(getCasesFromAlertsUrl(alertId), { query }),
+    cases: {
+      find: (query: CasesFindRequest): Promise<CasesResponse> =>
+        http.get<CasesResponse>(CASE_FIND_URL, { query }),
+      getAllCasesMetrics: (query: CasesStatusRequest): Promise<CasesStatusResponse> =>
+        http.get<CasesStatusResponse>(CASE_STATUS_URL, { query }),
+    },
   };
 };

x-pack/plugins/cases/public/mocks.ts

@@ -10,6 +10,7 @@ import { CasesUiStart } from './types';
 
 const apiMock: jest.Mocked<CasesUiStart['api']> = {
   getRelatedCases: jest.fn(),
+  cases: { find: jest.fn(), getAllCasesMetrics: jest.fn() },
 };
 
 const uiMock: jest.Mocked<CasesUiStart['ui']> = {

x-pack/plugins/cases/public/types.ts

@@ -23,6 +23,10 @@ import type { TriggersAndActionsUIPublicPluginStart as TriggersActionsStart } fr
 import {
   CasesByAlertId,
   CasesByAlertIDRequest,
+  CasesFindRequest,
+  CasesResponse,
+  CasesStatusRequest,
+  CasesStatusResponse,
   CommentRequestAlertType,
   CommentRequestUserType,
 } from '../common/api';
@@ -74,6 +78,10 @@ export interface RenderAppProps {
 export interface CasesUiStart {
   api: {
     getRelatedCases: (alertId: string, query: CasesByAlertIDRequest) => Promise<CasesByAlertId>;
+    cases: {
+      find: (query: CasesFindRequest) => Promise<CasesResponse>;
+      getAllCasesMetrics: (query: CasesStatusRequest) => Promise<CasesStatusResponse>;
+    };
   };
   ui: {
     /**

x-pack/plugins/cases/server/client/cases/find.ts

@@ -54,6 +54,8 @@ export const find = async (
       sortByField: queryParams.sortField,
       status: queryParams.status,
       owner: queryParams.owner,
+      from: queryParams.from,
+      to: queryParams.to,
     };
 
     const statusStatsOptions = constructQueryOptions({

x-pack/plugins/cases/server/client/metrics/get_cases_metrics.ts

@@ -41,6 +41,8 @@ export async function getStatusTotalsByType(
 
     const options = constructQueryOptions({
       owner: queryParams.owner,
+      from: queryParams.from,
+      to: queryParams.to,
       authorizationFilter,
     });