72 lines
2.3 KiB
C#
72 lines
2.3 KiB
C#
/*
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* dbMango
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*
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* Copyright 2025 Deutsche Bank AG
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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using Microsoft.JSInterop;
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namespace Rms.Risk.Mango.Pivot.UI.Services;
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public static class LocalStorage
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{
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public static async Task<string?> LoadFromLocalStorage(this IJSRuntime runtime, string dataName, CancellationToken token = default)
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{
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try
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{
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var text = await runtime.InvokeAsync<string>("localStorage.getItem", token, dataName);
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return text;
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}
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catch (Exception)
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{
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return null;
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}
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}
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public static async Task<T?> LoadFromLocalStorage<T>(this IJSRuntime runtime, string dataName, CancellationToken token = default)
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where T : class
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{
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var json = await runtime.LoadFromLocalStorage(dataName, token);
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if ( string.IsNullOrWhiteSpace(json) )
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return null;
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var t = JsonUtils.FromJson<T>(json);
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return t;
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}
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public static async Task SaveToLocalStorage(this IJSRuntime runtime, string dataName, string data, CancellationToken token = default)
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{
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try
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{
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await runtime.InvokeAsync<string>("localStorage.setItem", token, dataName, data);
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}
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catch (Exception)
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{
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// ignore
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}
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}
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public static async Task SaveToLocalStorage<T>(this IJSRuntime runtime, string dataName, T? data, CancellationToken token = default)
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{
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if ( data == null )
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{
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await runtime.SaveToLocalStorage(dataName, "", token);
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return;
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}
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var json = JsonUtils.ToJson(data, new () { WriteIndented = true } );
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await runtime.SaveToLocalStorage(dataName, json, token);
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}
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} |