update activity

src/main/java/com/example/afrishop_v3/controllers/ActivityController.java

@@ -174,12 +174,19 @@ public class ActivityController {
                     BigDecimal threshold = new BigDecimal(key);
                     double value = con.getValue();
                     discount = String.valueOf(value);
+                    String msg = "";
+                    if ("1".equals(type)) {
+                        msg = "$" + discount;
+                    } else {
+                        msg = discount + "%";
+                    }
                     if (itemPrice.compareTo(threshold) < 0) {
                         lessAmount = threshold.subtract(itemPrice);
-                        map.put("message", "Spend " + lessAmount + " more to Enjoy " + discount + " off!");
+
+                        map.put("message", "Spend " + lessAmount + " more to Enjoy " + msg + " off!");
                         break;
                     } else {
-                        map.put("message", "Congrats, you've got " + discount + " off!");
+                        map.put("message", "Congrats, you've got " + msg + " off!");
                     }
                 }
             } else if ("3".equals(type)) {
@@ -188,10 +195,10 @@ public class ActivityController {
                     double value = con.getValue();
                     discount = String.valueOf(value);
                     if (itemCount < key) {
-                        map.put("message", "Buy " + lessAmount + " more item to Enjoy " + discount + " off!");
+                        map.put("message", "Buy " + key + " more item to Enjoy " + discount + "% off!");
                         break;
                     } else {
-                        map.put("message", "Congrats, you've got " + discount + " off!");
+                        map.put("message", "Congrats, you've got " + discount + "% off!");
                     }
                 }
             }