Fetch workflow state; align data models with backend (#88)

Signed-off-by: Tyler Ohlsen <ohltyler@amazon.com>

Author: ohltyler

common/constants.ts

@@ -11,6 +11,7 @@ export const PLUGIN_ID = 'flow-framework';
 export const FLOW_FRAMEWORK_API_ROUTE_PREFIX = '/_plugins/_flow_framework';
 export const FLOW_FRAMEWORK_WORKFLOW_ROUTE_PREFIX = `${FLOW_FRAMEWORK_API_ROUTE_PREFIX}/workflow`;
 export const FLOW_FRAMEWORK_SEARCH_WORKFLOWS_ROUTE = `${FLOW_FRAMEWORK_WORKFLOW_ROUTE_PREFIX}/_search`;
+export const FLOW_FRAMEWORK_SEARCH_WORKFLOW_STATE_ROUTE = `${FLOW_FRAMEWORK_WORKFLOW_ROUTE_PREFIX}/state/_search`;
 
 /**
  * NODE APIs

common/interfaces.ts

@@ -71,11 +71,13 @@ export type UseCaseTemplate = {
 export type Workflow = {
   id: string;
   name: string;
+  useCase: string;
   description?: string;
   // ReactFlow state may not exist if a workflow is created via API/backend-only.
   workspaceFlowState?: WorkspaceFlowState;
   template: UseCaseTemplate;
   lastUpdated: number;
+  lastLaunched: number;
   state: WORKFLOW_STATE;
 };
 
@@ -95,12 +97,12 @@ export type WorkflowLaunch = {
   lastUpdated: number;
 };
 
-// TODO: finalize list of possible workflow states from backend
+// Based off of https://github.com/opensearch-project/flow-framework/blob/main/src/main/java/org/opensearch/flowframework/model/State.java
 export enum WORKFLOW_STATE {
-  SUCCEEDED = 'Succeeded',
-  FAILED = 'Failed',
-  IN_PROGRESS = 'In progress',
   NOT_STARTED = 'Not started',
+  PROVISIONING = 'Provisioning',
+  FAILED = 'Failed',
+  COMPLETED = 'Completed',
 }
 
 export type WorkflowDict = {

public/pages/workflow_detail/launches/launch_list.tsx

@@ -30,7 +30,7 @@ export function LaunchList(props: LaunchListProps) {
   const workflowLaunches = [
     {
       id: 'Launch_1',
-      state: WORKFLOW_STATE.IN_PROGRESS,
+      state: WORKFLOW_STATE.PROVISIONING,
       lastUpdated: 12345678,
     },
     {

public/pages/workflows/workflow_list/columns.tsx

@@ -17,18 +17,23 @@ export const columns = [
     ),
   },
   {
-    field: 'id',
-    name: 'ID',
+    field: 'state',
+    name: 'Status',
     sortable: true,
   },
   {
-    field: 'description',
-    name: 'Description',
-    sortable: false,
+    field: 'useCase',
+    name: 'Type',
+    sortable: true,
   },
   {
-    field: 'state',
-    name: 'Status',
+    field: 'lastUpdated',
+    name: 'Last updated',
+    sortable: true,
+  },
+  {
+    field: 'lastLaunched',
+    name: 'Last launched',
     sortable: true,
   },
 ];

public/utils/utils.ts

@@ -131,22 +131,22 @@ export function getStateOptions(): EuiFilterSelectItem[] {
   return [
     // @ts-ignore
     {
-      name: WORKFLOW_STATE.SUCCEEDED,
+      name: WORKFLOW_STATE.NOT_STARTED,
       checked: 'on',
     } as EuiFilterSelectItem,
     // @ts-ignore
     {
-      name: WORKFLOW_STATE.NOT_STARTED,
+      name: WORKFLOW_STATE.PROVISIONING,
       checked: 'on',
     } as EuiFilterSelectItem,
     // @ts-ignore
     {
-      name: WORKFLOW_STATE.IN_PROGRESS,
+      name: WORKFLOW_STATE.FAILED,
       checked: 'on',
     } as EuiFilterSelectItem,
     // @ts-ignore
     {
-      name: WORKFLOW_STATE.FAILED,
+      name: WORKFLOW_STATE.COMPLETED,
       checked: 'on',
     } as EuiFilterSelectItem,
   ];

server/cluster/flow_framework_plugin.ts

@@ -5,6 +5,7 @@
 
 import {
   FLOW_FRAMEWORK_SEARCH_WORKFLOWS_ROUTE,
+  FLOW_FRAMEWORK_SEARCH_WORKFLOW_STATE_ROUTE,
   FLOW_FRAMEWORK_WORKFLOW_ROUTE_PREFIX,
 } from '../../common';
 
@@ -55,6 +56,15 @@ export function flowFrameworkPlugin(Client: any, config: any, components: any) {
     method: 'GET',
   });
 
+  flowFramework.searchWorkflowState = ca({
+    url: {
+      fmt: FLOW_FRAMEWORK_SEARCH_WORKFLOW_STATE_ROUTE,
+    },
+    needBody: true,
+    // Exposed client rejects making GET requests with a body. So, we use POST
+    method: 'POST',
+  });
+
   flowFramework.createWorkflow = ca({
     url: {
       fmt: FLOW_FRAMEWORK_WORKFLOW_ROUTE_PREFIX,

server/routes/flow_framework_routes_service.ts

@@ -17,9 +17,8 @@ import {
   GET_WORKFLOW_NODE_API_PATH,
   GET_WORKFLOW_STATE_NODE_API_PATH,
   SEARCH_WORKFLOWS_NODE_API_PATH,
-  WorkflowDict,
 } from '../../common';
-import { generateCustomError, toWorkflowObj } from './helpers';
+import { generateCustomError, getWorkflowsFromResponses } from './helpers';
 
 /**
  * Server-side routes to process flow-framework-related node API calls and execute the
@@ -112,22 +111,30 @@ export class FlowFrameworkRoutesService {
     }
   };
 
+  // TODO: can remove or simplify if we can fetch all data from a single API call. Tracking issue:
+  // https://github.com/opensearch-project/flow-framework/issues/171
+  // Current implementation is making two calls and combining results via helper fn
   searchWorkflows = async (
     context: RequestHandlerContext,
     req: OpenSearchDashboardsRequest,
     res: OpenSearchDashboardsResponseFactory
   ): Promise<IOpenSearchDashboardsResponse<any>> => {
     const body = req.body;
     try {
-      const response = await this.client
+      const workflowsResponse = await this.client
         .asScoped(req)
         .callAsCurrentUser('flowFramework.searchWorkflows', { body });
-      const workflowHits = response.hits.hits as any[];
-      const workflowDict = {} as WorkflowDict;
-      workflowHits.forEach((workflowHit: any) => {
-        workflowDict[workflowHit._id] = toWorkflowObj(workflowHit);
-      });
+      const workflowHits = workflowsResponse.hits.hits as any[];
+
+      const workflowStatesResponse = await this.client
+        .asScoped(req)
+        .callAsCurrentUser('flowFramework.searchWorkflowState', { body });
+      const workflowStateHits = workflowStatesResponse.hits.hits as any[];
 
+      const workflowDict = getWorkflowsFromResponses(
+        workflowHits,
+        workflowStateHits
+      );
       return res.ok({ body: { workflows: workflowDict } });
     } catch (err: any) {
       return generateCustomError(res, err);

server/routes/helpers.ts

@@ -3,7 +3,7 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-import { WORKFLOW_STATE, Workflow } from '../../common';
+import { WORKFLOW_STATE, Workflow, WorkflowDict } from '../../common';
 
 // OSD does not provide an interface for this response, but this is following the suggested
 // implementations. To prevent typescript complaining, leaving as loosely-typed 'any'
@@ -19,18 +19,47 @@ export function generateCustomError(res: any, err: any) {
   });
 }
 
-export function toWorkflowObj(workflowHit: any): Workflow {
+function toWorkflowObj(workflowHit: any): Workflow {
   // TODO: update schema parsing after hit schema has been updated.
   // https://github.com/opensearch-project/flow-framework/issues/546
   const hitSource = workflowHit.fields.filter[0];
-  // const hitSource = workflowHit._source;
   return {
     id: workflowHit._id,
     name: hitSource.name,
+    useCase: hitSource.use_case,
     description: hitSource.description || '',
     // TODO: update below values after frontend Workflow interface is finalized
     template: {},
+    // TODO: this needs to be persisted by backend. Tracking issue:
+    // https://github.com/opensearch-project/flow-framework/issues/548
     lastUpdated: 1234,
-    state: WORKFLOW_STATE.SUCCEEDED,
   } as Workflow;
 }
+
+// TODO: can remove or simplify if we can fetch all data from a single API call. Tracking issue:
+// https://github.com/opensearch-project/flow-framework/issues/171
+// Current implementation combines 2 search responses to create a single set of workflows with
+// static information + state information
+export function getWorkflowsFromResponses(
+  workflowHits: any[],
+  workflowStateHits: any[]
+): WorkflowDict {
+  const workflowDict = {} as WorkflowDict;
+  workflowHits.forEach((workflowHit: any) => {
+    workflowDict[workflowHit._id] = toWorkflowObj(workflowHit);
+    const workflowStateHit = workflowStateHits.find(
+      (workflowStateHit) => workflowStateHit._id === workflowHit._id
+    );
+    const workflowState = workflowStateHit._source
+      .state as typeof WORKFLOW_STATE;
+    workflowDict[workflowHit._id] = {
+      ...workflowDict[workflowHit._id],
+      // @ts-ignore
+      state: WORKFLOW_STATE[workflowState],
+      // TODO: this needs to be persisted by backend. Tracking issue:
+      // https://github.com/opensearch-project/flow-framework/issues/548
+      lastLaunched: 1234,
+    };
+  });
+  return workflowDict;
+}