Implement New Workflow

src/designer/elsa-workflows-designer/src/components.d.ts

@@ -20,6 +20,7 @@ import { PagerData } from "./components/shared/pager/pager";
 import { PanelPosition, PanelStateChangedArgs } from "./components/designer/panel/models";
 import { WorkflowUpdatedArgs } from "./components/designer/workflow-editor/workflow-editor";
 import { ActivityDriverRegistry } from "./services";
+import { Flowchart } from "./components/activities/flowchart/models";
 import { WorkflowPropsUpdatedArgs } from "./components/designer/workflow-properties-editor/workflow-properties-editor";
 import { PublishClickedArgs } from "./components/toolbar/workflow-publish-button/workflow-publish-button";
 export namespace Components {
@@ -170,6 +171,7 @@ export namespace Components {
         "importWorkflow": (workflow: WorkflowDefinition, workflowInstance?: WorkflowInstance) => Promise<void>;
         "importWorkflowMetadata": (workflow: WorkflowDefinition) => Promise<void>;
         "monacoLibPath": string;
+        "newWorkflow": () => Promise<void>;
         "registerActivityDrivers": (register: (registry: ActivityDriverRegistry) => void) => Promise<void>;
     }
     interface ElsaWorkflowInstanceBrowser {

src/designer/elsa-workflows-designer/src/components/designer/workflow-editor/workflow-editor.tsx

@@ -24,6 +24,7 @@ import {ActivityDriverRegistry, EventBus} from '../../../services';
 import {WorkflowPropsUpdatedArgs} from "../workflow-properties-editor/workflow-properties-editor";
 import {MonacoEditorSettings} from "../../../services/monaco-editor-settings";
 import {PluginRegistry} from "../../../services/plugin-registry";
+import {Flowchart} from "../../activities/flowchart/models";
 
 export interface WorkflowUpdatedArgs {
   workflow: WorkflowDefinition;
@@ -138,6 +139,31 @@ export class WorkflowEditor {
     this.workflowDefinition = workflow;
   }
 
+  @Method()
+  public async newWorkflow() {
+    const flowchart = {
+      typeName: 'Elsa.Flowchart',
+      activities: [],
+      connections: [],
+      id: uuid(),
+      metadata: {},
+      applicationProperties: {},
+      variables: []
+    } as Flowchart;
+
+    const workflowDefinition: WorkflowDefinition = {
+      root: flowchart,
+      id: uuid(),
+      definitionId: uuid(),
+      version: 1,
+      isLatest: true,
+      isPublished: false,
+      materializerName: 'Json'
+    }
+
+    await this.importWorkflow(workflowDefinition);
+  }
+
   public render() {
     const tunnelState: WorkflowDesignerState = {
       workflow: this.workflowDefinition,

src/designer/elsa-workflows-designer/src/components/shell/studio/studio.tsx

@@ -13,6 +13,7 @@ import {WorkflowUpdatedArgs} from '../../designer/workflow-editor/workflow-edito
 import {PublishClickedArgs} from "../../toolbar/workflow-publish-button/workflow-publish-button";
 import {MonacoEditorSettings} from "../../../services/monaco-editor-settings";
 import {downloadFromBlob, getVersionOptionsString} from "../../../utils";
+import {uuid} from "@antv/x6/lib/util/string/uuid";
 
 @Component({
   tag: 'elsa-studio'
@@ -106,13 +107,7 @@ export class Studio {
     if (!workflowEditorElement)
       return;
 
-    const request: SaveWorkflowDefinitionRequest = {
-      definitionId: "",
-      publish: false
-    };
-
-    const updatedWorkflow = await this.elsaClient.workflowDefinitions.post(request);
-    await this.workflowEditorElement.importWorkflowMetadata(updatedWorkflow);
+    await this.workflowEditorElement.newWorkflow();
   }
 
   @Listen('exportClicked')