Fix manual trigger output schema (#8150)

- add schema for manual trigger
- split into sub functions
- handle case with no variables

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

@@ -1,67 +0,0 @@
-import { capitalize } from '~/utils/string/capitalize';
-import { useRecoilValue } from 'recoil';
-import { workflowIdState } from '@/workflow/states/workflowIdState';
-import { useWorkflowWithCurrentVersion } from '@/workflow/hooks/useWorkflowWithCurrentVersion';
-import { workflowSelectedNodeState } from '@/workflow/states/workflowSelectedNodeState';
-import { getStepDefinitionOrThrow } from '@/workflow/utils/getStepDefinitionOrThrow';
-import { isDefined } from 'twenty-ui';
-import { StepOutputSchema } from '@/workflow/search-variables/types/StepOutputSchema';
-
-export const useAvailableVariablesInWorkflowStep = (): StepOutputSchema[] => {
-  const workflowId = useRecoilValue(workflowIdState);
-  const workflow = useWorkflowWithCurrentVersion(workflowId);
-  const workflowSelectedNode = useRecoilValue(workflowSelectedNodeState);
-
-  if (!isDefined(workflowSelectedNode) || !isDefined(workflow)) {
-    return [];
-  }
-
-  const stepDefinition = getStepDefinitionOrThrow({
-    stepId: workflowSelectedNode,
-    workflowVersion: workflow.currentVersion,
-  });
-
-  if (
-    !isDefined(stepDefinition) ||
-    stepDefinition.type === 'trigger' ||
-    !isDefined(workflow.currentVersion.steps)
-  ) {
-    return [];
-  }
-
-  const previousSteps = [];
-
-  for (const step of workflow.currentVersion.steps) {
-    if (step.id === workflowSelectedNode) {
-      break;
-    }
-    previousSteps.push(step);
-  }
-
-  const result = [];
-
-  if (
-    workflow.currentVersion.trigger?.type === 'DATABASE_EVENT' &&
-    isDefined(workflow.currentVersion.trigger?.settings?.outputSchema)
-  ) {
-    const [object, action] =
-      workflow.currentVersion.trigger.settings.eventName.split('.');
-    result.push({
-      id: 'trigger',
-      name: `${capitalize(object)} is ${capitalize(action)}`,
-      outputSchema: workflow.currentVersion.trigger.settings.outputSchema,
-    });
-  }
-
-  previousSteps.forEach((previousStep) => {
-    if (isDefined(previousStep.settings.outputSchema)) {
-      result.push({
-        id: previousStep.id,
-        name: previousStep.name,
-        outputSchema: previousStep.settings.outputSchema,
-      });
-    }
-  });
-
-  return result;
-};