Add counter to localstorage

src/app/store/expediente-storage-service.service.ts

@@ -12,6 +12,7 @@ class ExpedienteStorageServiceService {
 
   // main data
   private _list: Event[]
+  private _count = 0
   // local storage keyName
   private keyName: string; 
 
@@ -21,7 +22,8 @@ class ExpedienteStorageServiceService {
 
     setTimeout(()=>{ 
       let restore = localstoreService.get(this.keyName, [])
-      this._list = restore
+      this._list = restore.list
+      this._count = restore.count
     }, 10)
 
   }
@@ -30,15 +32,26 @@ class ExpedienteStorageServiceService {
     return this._list
   }
 
+  get count() {
+    return this._count
+  }
+  set count(value) {
+    this._count = value
+  }
+
   reset(list: any) {
     this._list = list
 
+    this.count = this._list.length
     this.save(this._list)
   }
 
   private save(list: any) {
     setTimeout(()=>{ 
-      localstoreService.set(this.keyName, list)
+      localstoreService.set(this.keyName, {
+        list: list,
+        count: this.count
+      })
     }, 10)
   }