Enforce front project structure through ESLINT (#7863)

Fixes: https://github.com/twentyhq/twenty/issues/7329

packages/twenty-front/src/modules/workflow/hooks/useCreateStep.ts

@@ -0,0 +1,100 @@
+import { CoreObjectNameSingular } from '@/object-metadata/types/CoreObjectNameSingular';
+import { useUpdateOneRecord } from '@/object-record/hooks/useUpdateOneRecord';
+import { useCreateNewWorkflowVersion } from '@/workflow/hooks/useCreateNewWorkflowVersion';
+import { workflowCreateStepFromParentStepIdState } from '@/workflow/states/workflowCreateStepFromParentStepIdState';
+import { workflowDiagramTriggerNodeSelectionState } from '@/workflow/states/workflowDiagramTriggerNodeSelectionState';
+import {
+  WorkflowStep,
+  WorkflowStepType,
+  WorkflowVersion,
+  WorkflowWithCurrentVersion,
+} from '@/workflow/types/Workflow';
+import { getStepDefaultDefinition } from '@/workflow/utils/getStepDefaultDefinition';
+import { insertStep } from '@/workflow/utils/insertStep';
+import { useRecoilValue, useSetRecoilState } from 'recoil';
+import { isDefined } from 'twenty-ui';
+
+export const useCreateStep = ({
+  workflow,
+}: {
+  workflow: WorkflowWithCurrentVersion;
+}) => {
+  const workflowCreateStepFromParentStepId = useRecoilValue(
+    workflowCreateStepFromParentStepIdState,
+  );
+
+  const setWorkflowDiagramTriggerNodeSelection = useSetRecoilState(
+    workflowDiagramTriggerNodeSelectionState,
+  );
+
+  const { updateOneRecord: updateOneWorkflowVersion } =
+    useUpdateOneRecord<WorkflowVersion>({
+      objectNameSingular: CoreObjectNameSingular.WorkflowVersion,
+    });
+
+  const { createNewWorkflowVersion } = useCreateNewWorkflowVersion();
+
+  const insertNodeAndSave = async ({
+    parentNodeId,
+    nodeToAdd,
+  }: {
+    parentNodeId: string;
+    nodeToAdd: WorkflowStep;
+  }) => {
+    const currentVersion = workflow.currentVersion;
+    if (!isDefined(currentVersion)) {
+      throw new Error("Can't add a node when there is no current version.");
+    }
+
+    const updatedSteps = insertStep({
+      steps: currentVersion.steps ?? [],
+      parentStepId: parentNodeId,
+      stepToAdd: nodeToAdd,
+    });
+
+    if (workflow.currentVersion.status === 'DRAFT') {
+      await updateOneWorkflowVersion({
+        idToUpdate: currentVersion.id,
+        updateOneRecordInput: {
+          steps: updatedSteps,
+        },
+      });
+
+      return;
+    }
+
+    await createNewWorkflowVersion({
+      workflowId: workflow.id,
+      name: `v${workflow.versions.length + 1}`,
+      status: 'DRAFT',
+      trigger: workflow.currentVersion.trigger,
+      steps: updatedSteps,
+    });
+  };
+
+  const createStep = async (newStepType: WorkflowStepType) => {
+    if (!isDefined(workflowCreateStepFromParentStepId)) {
+      throw new Error('Select a step to create a new step from first.');
+    }
+
+    const newStep = getStepDefaultDefinition(newStepType);
+
+    await insertNodeAndSave({
+      parentNodeId: workflowCreateStepFromParentStepId,
+      nodeToAdd: newStep,
+    });
+
+    /**
+     * After the step has been created, select it.
+     * As the `insertNodeAndSave` function mutates the cached workflow before resolving,
+     * we are sure that the new node will have been created at this stage.
+     *
+     * Selecting the node will cause a right drawer to open in order to edit the step.
+     */
+    setWorkflowDiagramTriggerNodeSelection(newStep.id);
+  };
+
+  return {
+    createStep,
+  };
+};