Improve admin tables

1 files changed, 20 insertions, 0 deletions

diff --git a/client/src/app/shared/rest/rest-table.ts b/client/src/app/shared/rest/rest-table.ts
index d04d91c68..165fc4e45 100644
--- a/client/src/app/shared/rest/rest-table.ts
+++ b/client/src/app/shared/rest/rest-table.ts
@@ -4,13 +4,28 @@ import { SortMeta } from 'primeng/components/common/sortmeta'
 import { RestPagination } from './rest-pagination'
 
 export abstract class RestTable {
+
   abstract totalRecords: number
   abstract rowsPerPage: number
   abstract sort: SortMeta
   abstract pagination: RestPagination
 
+  private sortLocalStorageKey = 'rest-table-sort-' + this.constructor.name
+
   protected abstract loadData (): void
 
+  loadSort () {
+    const result = localStorage.getItem(this.sortLocalStorageKey)
+
+    if (result) {
+      try {
+        this.sort = JSON.parse(result)
+      } catch (err) {
+        console.error('Cannot load sort of local storage key ' + this.sortLocalStorageKey, err)
+      }
+    }
+  }
+
   loadLazy (event: LazyLoadEvent) {
     this.sort = {
       order: event.sortOrder,
@@ -23,6 +38,11 @@ export abstract class RestTable {
     }
 
     this.loadData()
+    this.saveSort()
+  }
+
+  saveSort () {
+    localStorage.setItem(this.sortLocalStorageKey, JSON.stringify(this.sort))
   }
 
 }