feat: Implement initial logic of exporting flow

packages/backend/src/helpers/export-flow.js

@@ -0,0 +1,46 @@
+import Crypto from 'crypto';
+
+const exportFlow = async (flow) => {
+  const steps = await flow.$relatedQuery('steps');
+
+  const newFlowId = Crypto.randomUUID();
+  const stepIdMap = Object.fromEntries(
+    steps.map((step) => [step.id, Crypto.randomUUID()])
+  );
+
+  const exportedFlow = {
+    id: newFlowId,
+    name: flow.name,
+    steps: steps.map((step) => ({
+      id: stepIdMap[step.id],
+      key: step.key,
+      name: step.name,
+      appKey: step.appKey,
+      type: step.type,
+      parameters: updateParameters(step.parameters, stepIdMap),
+      position: step.position,
+      webhookPath: step.webhookPath?.replace(flow.id, newFlowId),
+    })),
+  };
+
+  console.log(JSON.stringify(exportedFlow, null, 2));
+  return exportedFlow;
+};
+
+const updateParameters = (parameters, stepIdMap) => {
+  if (!parameters) return parameters;
+
+  const stringifiedParameters = JSON.stringify(parameters);
+  let updatedParameters = stringifiedParameters;
+
+  Object.entries(stepIdMap).forEach(([oldStepId, newStepId]) => {
+    updatedParameters = updatedParameters.replace(
+      `{{step.${oldStepId}.`,
+      `{{step.${newStepId}.`
+    );
+  });
+
+  return JSON.parse(updatedParameters);
+};
+
+export default exportFlow;