made some changes

src/app/services/storage.service.ts

@@ -1,20 +1,33 @@
 import { Injectable } from '@angular/core';
 import { Plugins } from '@capacitor/core';
-
 const { Storage } = Plugins;
-
 @Injectable({
   providedIn: 'root'
-})
-export class StorageService {
+  })
+  export class StorageService {
+  constructor() {}
 
-  constructor() { 
-    /* async store(storageKey: String, value: any){
-      await Storage.set({
-        key: storageKey,
-        value: value
-      })
+  // Store the value
+  async store(storageKey: string, value: any) {
+  const encryptedValue = btoa(escape(JSON.stringify(value)));
+  await Storage.set({
+  key: storageKey,
+  value: encryptedValue
+  });
+  }
 
-    } */
+  // Get the value
+  async get(storageKey: string) {
+  const ret = await Storage.get({ key: storageKey });
+  return JSON.parse(unescape(atob(ret.value)));
+  }
+
+  async removeStorageItem(storageKey: string) {
+  await Storage.remove({ key: storageKey });
+  }
+
+  // Clear storage
+  async clear() {
+  await Storage.clear();
   }
 }