X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/52cc3b912c703c24bc90e67aaf24e8ad912d3ebf..2badeb3fe6beb308b952ab2b7101ed4547c04e10:/src/components/data-table/data-column.ts

diff --git a/src/components/data-table/data-column.ts b/src/components/data-table/data-column.ts
index bbfea7acd5..96ef952493 100644
--- a/src/components/data-table/data-column.ts
+++ b/src/components/data-table/data-column.ts
@@ -4,19 +4,23 @@
 
 import { DataTableFilterItem } from "../data-table-filters/data-table-filters";
 
-export interface DataColumn<T> {
+export interface DataColumn<T, F extends DataTableFilterItem = DataTableFilterItem> {
     name: string;
     selected: boolean;
     configurable?: boolean;
     key?: React.Key;
     sortDirection?: SortDirection;
-    filters?: DataTableFilterItem[];
+    filters?: F[];
     render: (item: T) => React.ReactElement<void>;
     renderHeader?: () => React.ReactElement<void> | null;
     width?: string;
 }
 
-export type SortDirection = "asc" | "desc" | "none";
+export enum SortDirection {
+    ASC = "asc",
+    DESC = "desc",
+    NONE = "none"
+}
 
 export const isColumnConfigurable = <T>(column: DataColumn<T>) => {
     return column.configurable === undefined || column.configurable;
@@ -24,12 +28,12 @@ export const isColumnConfigurable = <T>(column: DataColumn<T>) => {
 
 export const toggleSortDirection = <T>(column: DataColumn<T>): DataColumn<T> => {
     return column.sortDirection
-        ? column.sortDirection === "asc"
-            ? { ...column, sortDirection: "desc" }
-            : { ...column, sortDirection: "asc" }
+        ? column.sortDirection === SortDirection.ASC
+            ? { ...column, sortDirection: SortDirection.DESC }
+            : { ...column, sortDirection: SortDirection.ASC }
         : column;
 };
 
 export const resetSortDirection = <T>(column: DataColumn<T>): DataColumn<T> => {
-    return column.sortDirection ? { ...column, sortDirection: "none" } : column;
+    return column.sortDirection ? { ...column, sortDirection: SortDirection.NONE } : column;
 };