feat: data-items local context (alt)

src/app/shared/components/template/components/data-items/data-items.component.ts

@@ -157,6 +157,10 @@ export class TmplDataItemsComponent extends TemplateBaseComponent implements OnD
         rows: [],
       },
     } as any);
+    // HACK - still want to be able to use localContext from parent rows so copy to child processor
+    processor.templateRowMap = JSON.parse(
+      JSON.stringify(this.parent.templateRowService.templateRowMap)
+    );
     await processor.processContainerTemplateRows();
     return processor.renderedRows;
   }

src/app/shared/components/template/services/instance/template-row.service.ts

@@ -36,7 +36,10 @@ export class TemplateRowService extends SyncServiceBase {
   public templateRowMap: ITemplateRowMap = {};
   public renderedRows: FlowTypes.TemplateRow[]; // rows processed and filtered by condition
 
-  constructor(private injector: Injector, public container: TemplateContainerComponent) {
+  constructor(
+    private injector: Injector,
+    public container: TemplateContainerComponent
+  ) {
     super("TemplateRow");
     /**
      * Avoid initialisation logic and prefer to ensure services ready
@@ -278,6 +281,9 @@ export class TemplateRowService extends SyncServiceBase {
 
     if (type === "template") isNestedTemplate = true;
 
+    // data_items still need to process on render so avoid populating child rows to templateRowMap
+    if (type === "data_items") isNestedTemplate = true;
+
     // Instead of returning themselves items looped child rows
     if (type === "items") {
       // extract raw parameter list
@@ -358,9 +364,8 @@ export class TemplateRowService extends SyncServiceBase {
       parsed[listKey] = listValue;
       for (const [itemKey, itemValue] of Object.entries(listValue)) {
         if (typeof itemValue === "string") {
-          parsed[listKey][itemKey] = await this.templateVariablesService.evaluateConditionString(
-            itemValue
-          );
+          parsed[listKey][itemKey] =
+            await this.templateVariablesService.evaluateConditionString(itemValue);
         }
       }
     }

src/app/shared/components/template/services/template-variables.service.spec.ts

@@ -88,6 +88,33 @@ const TEST_ITEM_CONTEXT: IVariableContext = {
   },
 };
 
+const TEST_LOCAL_CONTEXT: IVariableContext = {
+  ...MOCK_CONTEXT_BASE,
+  templateRowMap: {
+    // Mock row setting a local variable
+    string_local: {
+      name: "string_local",
+      value: "Jasper",
+      type: "set_variable",
+      _nested_name: "string_local",
+    },
+  },
+  row: {
+    ...MOCK_CONTEXT_BASE.row,
+    value: "Hello @local.string_local",
+    _dynamicFields: {
+      value: [
+        {
+          fullExpression: "Hello @local.string_local",
+          matchedExpression: "@local.string_local",
+          type: "local",
+          fieldName: "string_local",
+        },
+      ],
+    },
+  },
+};
+
 /**
  * Call standalone tests via:
  * yarn ng test --include src/app/shared/components/template/services/template-variables.service.spec.ts
@@ -178,4 +205,13 @@ describe("TemplateVariablesService", () => {
     );
     expect(resWithoutItemContext).toEqual(MOCK_ITEM_STRING);
   });
+
+  it("Evaluates string containing local variable", async () => {
+    const MOCK_LOCAL_STRING = "Hello @local.string_local";
+    const resWithLocalContext = await service.evaluatePLHData(
+      MOCK_LOCAL_STRING,
+      TEST_LOCAL_CONTEXT
+    );
+    expect(resWithLocalContext).toEqual("Hello Jasper");
+  });
 });