--- a
+++ b/nih-ct-protocol-ui/src/app/predict.service.ts
@@ -0,0 +1,51 @@
+import { Injectable } from '@angular/core';
+import { HttpClient, HttpHeaders } from '@angular/common/http';
+import { Observable, of } from 'rxjs';
+import { catchError, map, tap } from 'rxjs/operators';
+import { Result } from './result';
+
+@Injectable({
+  providedIn: 'root'
+})
+export class PredictService {
+
+  //headers: new HttpHeaders({ 'Content-Type': 'application/json' })
+
+
+  constructor(private http: HttpClient) { }
+
+  predict(type:string, criteria:string): Observable<any>{
+
+	let m = {
+    "min_score": 0.1,
+    "query": {
+      "match": {
+        "value": "xsxsx"
+      }
+    },
+    "highlight" : {
+      "pre_tags" : ["<mark>"],
+      "post_tags" : ["</mark>"],
+      "fields" : {
+        "value" : {}
+      }
+    }
+  };
+	m.query.match.value = criteria;
+
+	//return this.http.post<any>(this.url,m,this.httpOptions).pipe(
+  //    catchError(this.handleError('predict', new Result()))
+  //  );
+
+//  }
+
+private handleError<T> (operation = 'operation', result?: T) {
+  return (error: any): Observable<T> => {
+
+    console.error(error);
+
+    return of(result as T);
+  };
+}
+
+};