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83ef34b5f9
* feat: add component spin * docs: finish spin demo * fix: re
55 lines
1.8 KiB
C#
55 lines
1.8 KiB
C#
using System;
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using System.Collections.Concurrent;
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using System.Net.Http;
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using System.Threading.Tasks;
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using Microsoft.AspNetCore.Components;
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namespace AntBlazor
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{
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public class IconService
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{
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private static readonly ConcurrentDictionary<string, string> _svgCache = new ConcurrentDictionary<string, string>();
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private readonly HttpClient _httpClient;
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public IconService(HttpClient httpClient, NavigationManager navigationManager)
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{
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#pragma warning disable CA1062
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httpClient.BaseAddress = new Uri(navigationManager.BaseUri);
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#pragma warning restore CA1062
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_httpClient = httpClient;
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}
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public async ValueTask<string> GetIconImg(string type, string theme)
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{
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var iconImg = string.Empty;
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if (_svgCache.TryGetValue($"{theme}-{type}", out var img))
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{
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iconImg = img;
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}
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else
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{
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var res = await _httpClient.GetAsync($"_content/AntBlazor/icons/{theme}/{type}.svg");
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if (res.IsSuccessStatusCode)
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{
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iconImg = await res.Content.ReadAsStringAsync();
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_svgCache.TryAdd($"{theme}-{type}", iconImg);
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}
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}
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return iconImg;
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}
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public async ValueTask<string> GetIconSvg(string type, string theme, string width = "1em", string height = "1em", string fill = "currentColor")
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{
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var svgStyle = $"focusable=\"false\" width=\"{width}\" height=\"{height}\" fill=\"{fill}\"";
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var svgImg = await GetIconImg(type, theme);
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if (!string.IsNullOrEmpty(svgImg))
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{
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return svgImg.Insert(svgImg.IndexOf("svg", StringComparison.Ordinal) + 3, $" {svgStyle} ");
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}
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return svgImg;
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}
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}
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}
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