fix backend filter with a dropdown (select), should call EQ instead of Contains

Author: Ghislain Beaulac

src/app/modules/angular-slickgrid/services/filter.service.ts

@@ -194,7 +194,8 @@ export class FilterService {
       this._columnFilters[args.columnDef.id] = {
         columnId: args.columnDef.id,
         columnDef: args.columnDef,
-        searchTerm: e.target.value
+        searchTerm: e.target.value,
+        operator: args.operator || null
       };
     }
 
@@ -254,7 +255,7 @@ export class FilterService {
         switch (filterType) {
           case FormElementType.select:
           case FormElementType.multiSelect:
-            elm.change((e: any) => this.callbackSearchEvent(e, { columnDef }));
+            elm.change((e: any) => this.callbackSearchEvent(e, { columnDef, operator: 'EQ' }));
             break;
           case FormElementType.input:
           default:

src/app/modules/angular-slickgrid/services/utilities.ts

@@ -186,6 +186,8 @@ export function mapOperatorType(operator: string): OperatorType {
       break;
     case '<>':
     case '!=':
+    case 'neq':
+    case 'NEQ':
       map = OperatorType.notEqual;
       break;
     case '*':
@@ -199,8 +201,19 @@ export function mapOperatorType(operator: string): OperatorType {
       break;
     case '=':
     case '==':
+    case 'eq':
+    case 'EQ':
       map = OperatorType.equal;
       break;
+    case 'in':
+    case 'IN':
+      map = OperatorType.in;
+      break;
+    case 'notIn':
+    case 'NIN':
+    case 'NOT_IN':
+      map = OperatorType.notIn;
+      break;
     default:
       map = OperatorType.contains;
       break;