Class LocalStorageService

Service for accessing browser local storage with fallback to in-memory cache.

Inheritance

object

LocalStorageService

Inherited Members

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

object.ToString()

Namespace: OEMS.UI.Auth

Assembly: OEMS.UI.dll

Syntax

public class LocalStorageService

Remarks

This service provides a reliable way to use browser localStorage while handling:

• Prerendering scenarios where JS interop isn't available
• Fallback to in-memory storage when browser storage is unavailable
• Proper error handling for storage operations

Constructors

LocalStorageService(IJSRuntime)

Initializes a new instance of the local storage service.

Declaration

public LocalStorageService(IJSRuntime jsRuntime)

Parameters

Type	Name	Description
IJSRuntime	jsRuntime	JavaScript runtime for accessing browser storage

Properties

IsInitialized

Gets a value indicating whether the service has been initialized.

Declaration

public bool IsInitialized { get; }

Property Value

Type	Description
bool

Remarks

This property is useful to determine if localStorage has been successfully accessed at least once.

Methods

GetItemAsync(string)

Retrieves an item from local storage.

Declaration

public Task<string> GetItemAsync(string key)

Parameters

Type	Name	Description
string	key	The key of the item to retrieve

Returns

Type	Description
Task<string>	The value stored under the key, or null if not found

Remarks

This method attempts to get the value from browser localStorage first, falling back to the in-memory cache if JS interop is not available.

RemoveItemAsync(string)

Removes an item from local storage.

Declaration

public Task<bool> RemoveItemAsync(string key)

Parameters

Type	Name	Description
string	key	The key of the item to remove

Returns

Type	Description
Task<bool>	True if the operation succeeded, otherwise false

Remarks

This method attempts to remove the value from browser localStorage first, falling back to the in-memory cache if JS interop is not available.

SetItemAsync(string, string)

Stores an item in local storage.

Declaration

public Task<bool> SetItemAsync(string key, string value)

Parameters

Type	Name	Description
string	key	The key under which to store the value
string	value	The value to store

Returns

Type	Description
Task<bool>	True if the operation succeeded, otherwise false

Remarks

This method attempts to store the value in browser localStorage first, falling back to the in-memory cache if JS interop is not available.