(feat) registered a helper function to form engine, to auto generate … (

#24)

* (feat) registered a helper function to form engine, to auto generate infant ptracker id

* fixed lint issues

package.json

@@ -7,7 +7,7 @@
   "main": "src/index.ts",
   "source": true,
   "scripts": {
-    "start": "openmrs develop --backend https://ohri-namibia-dev.globalhealthapp.net",
+    "start": "openmrs develop --backend https://ohri-namibia-demo.globalhealthapp.net",
     "serve": "webpack serve --mode=development",
     "build": "webpack --mode production",
     "analyze": "webpack --mode=production --env.analyze=true",
@@ -58,6 +58,7 @@
   "devDependencies": {
     "@ohri/openmrs-esm-ohri-commons-lib": "next",
     "@openmrs/esm-framework": "next",
+    "@openmrs/openmrs-form-engine-lib": "next",
     "@swc/cli": "^0.1.57",
     "@swc/core": "^1.3.6",
     "@swc/jest": "^0.2.23",

src/helpers/ptracker-form-helpers.ts

@@ -0,0 +1,11 @@
+export const generateInfantPTrackerId = (
+  fieldId: string,
+  motherPtrackerId: string
+): string | undefined => {
+  if (!fieldId || !motherPtrackerId) return;
+  return fieldId === "infantPtrackerid"
+    ? motherPtrackerId + "1"
+    : fieldId.includes("_")
+    ? motherPtrackerId.concat(fieldId.split("_")[1])
+    : undefined;
+};

src/index.ts

@@ -1,5 +1,7 @@
 import { getAsyncLifecycle, defineConfigSchema } from "@openmrs/esm-framework";
 import { configSchema } from "./config-schema";
+import { registerExpressionHelper } from "@openmrs/openmrs-form-engine-lib";
+import { generateInfantPTrackerId } from "./helpers/ptracker-form-helpers";
 
 require("./root.scss");
 
@@ -18,6 +20,10 @@ const options = {
 
 export function startupApp() {
   defineConfigSchema(moduleName, configSchema);
+  registerExpressionHelper(
+    "customGenerateInfantPTrackerId",
+    generateInfantPTrackerId
+  );
 }
 
 export const mnchClinicalDashboard = getAsyncLifecycle(