fix(core): WF| Able to enter negative value in 'n' interval of "Every time period" event (#69)

* fix(core): fix you can add negative value

you can not add neg values in workflows

GH-67

* fix(core): fix changes

fix review changes

GH-67

Author: Deepika516

projects/workflows-creator/src/lib/builder/group/group.component.html

@@ -197,6 +197,7 @@
         (mousedown)="handleMouseDown($event)"
         (mouseup)="handleMouseUp()"
         (mouseleave)="handleMouseLeave($event)"
+        (keydown)="handleKeyPress($event)"
       />
     </div>
   </ng-template>

projects/workflows-creator/src/lib/builder/group/group.component.ts

@@ -590,6 +590,16 @@ export class GroupComponent<E> implements OnInit, AfterViewInit {
     }
   }
 
+  handleKeyPress(event: any) {
+    const keyCode = event.which || event.keyCode;
+    const isDigit = keyCode >= 48 && keyCode <= 57;
+    const isBackspaceOrDelete = [8, 46].includes(keyCode);
+    const inputValue = event.target.value;
+    const isValidInput = /^-?\d*\.?\d*$/.test(inputValue);
+    if (!(isDigit || isBackspaceOrDelete) || !isValidInput) {
+      event.preventDefault();
+    }
+  }
   handleEnterEvent(
     callback: any,
     node: BpmnNode,

projects/workflows-element/package.json

@@ -17,6 +17,5 @@
     "access": "public",
     "directory": "dist"
   },
-  "hash": "9988584e9ffd1d689dd06b27f41fd5e70ef726e0510b1ba55b78437c3be6f14c"
-
+  "hash": "e633c5b62116521580e1a5d3b744b4c25c8f4b74c6b54d008cb5a5a601dd1d92"
 }