feat: introduce CustomAutocomplete with variables

packages/backend/src/graphql/queries/get-dynamic-data.ts

@@ -1,7 +1,9 @@
 import { IDynamicData, IJSONObject } from '@automatisch/types';
 import Context from '../../types/express/context';
 import App from '../../models/app';
+import ExecutionStep from '../../models/execution-step';
 import globalVariable from '../../helpers/global-variable';
+import computeParameters from '../../helpers/compute-parameters';
 
 type Params = {
   stepId: string;
@@ -28,18 +30,29 @@ const getDynamicData = async (
 
   if (!connection || !step.appKey) return null;
 
+  const flow = step.flow;
   const app = await App.findOneByKey(step.appKey);
-  const $ = await globalVariable({ connection, app, flow: step.flow, step });
+  const $ = await globalVariable({ connection, app, flow, step });
 
   const command = app.dynamicData.find(
     (data: IDynamicData) => data.key === params.key
   );
 
+  // apply run-time parameters that're not persisted yet
   for (const parameterKey in params.parameters) {
     const parameterValue = params.parameters[parameterKey];
     $.step.parameters[parameterKey] = parameterValue;
   }
 
+  const priorExecutionSteps = await ExecutionStep.query().where({
+    execution_id: (await flow.$relatedQuery('lastExecution')).id,
+  });
+
+  // compute variables in parameters
+  const computedParameters = computeParameters($.step.parameters, priorExecutionSteps);
+
+  $.step.parameters = computedParameters;
+
   const fetchedData = await command.run($);
 
   if (fetchedData.error) {