feat(core/reports): PROMPT_RESULT function

Author: robzan8

projects/core/models/src/utils/expression-utils.md

@@ -14,6 +14,9 @@ Renamed to IF.
 `IF(condition, then, otherwise)`  
 If the condition is true, evaluates and returns then, otherwise otherwise.
 
+`PROMPT_RESULT(report_data, promptName)`
+Reads from report_data the result of the AI prompt with the specified name.
+
 ## Forms manipulation functions
 
 `BUILD_DATASET(forms, schema?)`  

projects/core/models/src/utils/expression-utils.ts

@@ -151,6 +151,7 @@ export class AjfExpressionUtils {
     FROM_REPS: {fn: FROM_REPS},
     GET_AGE: {fn: GET_AGE},
     GET_LABELS: {fn: GET_LABELS},
+    PROMPT_RESULT: {fn: PROMPT_RESULT},
     INCLUDES: {fn: INCLUDES},
     IS_AFTER: {fn: IS_AFTER},
     IS_BEFORE: {fn: IS_BEFORE},
@@ -2103,3 +2104,13 @@ export function GET_LABELS(schema: any, values: string[]): string[] {
   const choiceLabels = extractLabelsFromChoices(schema);
   return values.map(val => (choiceLabels[val] != null ? choiceLabels[val] : val));
 }
+
+/**
+ * Reads from report_data the result of the AI prompt with the specified name.
+ */
+export function PROMPT_RESULT(report_data: any, promptName: string): string | undefined {
+  if (report_data.data == null) {
+    return undefined;
+  }
+  return report_data.data[promptName];
+}

projects/core/reports/src/xls-report/hindikit-parser.ts

@@ -407,6 +407,7 @@ const functionArgs: {[name: string]: string[]} = {
   FROM_REPS: ["arg", "func(form)"],
   GET_AGE: ["arg", "arg?"],
   GET_LABELS: ["arg", "arg"],
+  PROMPT_RESULT: ["arg", "arg"],
   INCLUDES: ["arg", "arg"],
   IS_AFTER: ["arg", "arg"],
   IS_BEFORE: ["arg", "arg"],