chore: remove redundant create step mutation

packages/backend/src/graphql/mutations/create-step.js

@@ -1,56 +0,0 @@
-import App from '../../models/app.js';
-import Flow from '../../models/flow.js';
-
-const createStep = async (_parent, params, context) => {
-  const conditions = context.currentUser.can('update', 'Flow');
-  const userFlows = context.currentUser.$relatedQuery('flows');
-  const allFlows = Flow.query();
-  const flowsQuery = conditions.isCreator ? userFlows : allFlows;
-
-  const { input } = params;
-
-  if (input.appKey && input.key) {
-    await App.checkAppAndAction(input.appKey, input.key);
-  }
-
-  if (input.appKey && !input.key) {
-    await App.findOneByKey(input.appKey);
-  }
-
-  const flow = await flowsQuery
-    .findOne({
-      id: input.flow.id,
-    })
-    .throwIfNotFound();
-
-  const previousStep = await flow
-    .$relatedQuery('steps')
-    .findOne({
-      id: input.previousStep.id,
-    })
-    .throwIfNotFound();
-
-  const step = await flow.$relatedQuery('steps').insertAndFetch({
-    key: input.key,
-    appKey: input.appKey,
-    type: 'action',
-    position: previousStep.position + 1,
-  });
-
-  const nextSteps = await flow
-    .$relatedQuery('steps')
-    .where('position', '>=', step.position)
-    .whereNot('id', step.id);
-
-  const nextStepQueries = nextSteps.map(async (nextStep, index) => {
-    await nextStep.$query().patchAndFetch({
-      position: step.position + index + 1,
-    });
-  });
-
-  await Promise.all(nextStepQueries);
-
-  return step;
-};
-
-export default createStep;