MRB webassembly

MesaFabApproval.Client/Services/LocalStorageService.cs

@@ -0,0 +1,49 @@
+using System.Text.Json;
+using System.Text.Json.Serialization;
+
+using Microsoft.JSInterop;
+
+namespace MesaFabApproval.Client.Services;
+
+public interface ILocalStorageService {
+    Task AddItem(string key, string value);
+    Task AddItem<T>(string key, T value);
+    Task RemoveItem(string key);
+    Task<string> GetItem(string key);
+    Task<T?> GetItem<T>(string key);
+}
+
+public class LocalStorageService : ILocalStorageService {
+    private readonly IJSRuntime _jsRuntime;
+
+    public LocalStorageService(IJSRuntime jsRuntime) {
+        _jsRuntime = jsRuntime;
+    }
+
+    public async Task AddItem(string key, string value) {
+        await _jsRuntime.InvokeVoidAsync("localStorage.setItem", key, value);
+    }
+
+    public async Task AddItem<T>(string key, T value) {
+        string item = JsonSerializer.Serialize(value);
+        await _jsRuntime.InvokeVoidAsync("localStorage.setItem", key, item);
+    }
+
+    public async Task RemoveItem(string key) {
+        await _jsRuntime.InvokeVoidAsync("localStorage.removeItem", key);
+    }
+
+    public async Task<string> GetItem(string key) {
+        return await _jsRuntime.InvokeAsync<string>("localStorage.getItem", key);
+    }
+
+    public async Task<T?> GetItem<T>(string key) {
+        string item = await _jsRuntime.InvokeAsync<string>("localStorage.getItem", key);
+
+        JsonSerializerOptions jsonSerializerOptions = new() {
+            PropertyNameCaseInsensitive = true
+        };
+
+        return JsonSerializer.Deserialize<T>(item, jsonSerializerOptions);
+    }
+}