85 lines
1.9 KiB
C#
85 lines
1.9 KiB
C#
using Microsoft.Extensions.Logging;
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namespace zero.Routing;
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public class Links : ILinks
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{
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protected IZeroStore Store { get; set; }
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protected ILogger<Links> Logger { get; set; }
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protected IEnumerable<ILinkProvider> Providers { get; set; }
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public Links(IZeroStore store, ILogger<Links> logger, IEnumerable<ILinkProvider> providers)
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{
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Store = store;
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Logger = logger;
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Providers = providers;
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}
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/// <inheritdoc />
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public T GetProvider<T>() where T : class, ILinkProvider
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{
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Type type = typeof(T);
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return Providers.FirstOrDefault(x => x.GetType().IsAssignableFrom(type)) as T;
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}
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/// <inheritdoc />
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public async Task<string> GetUrl(Link link)
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{
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ILinkProvider provider = Providers.LastOrDefault(x => x.CanProcess(link));
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if (provider == null)
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{
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Logger.LogWarning("Could not find provider for link with area {area}", link.Area);
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return null;
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}
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return await provider.Resolve(link);
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}
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/// <inheritdoc />
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public async Task<Dictionary<Link, string>> GetUrls(params Link[] links)
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{
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Dictionary<Link, string> result = new();
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foreach (Link link in links)
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{
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result.Add(link, await GetUrl(link));
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}
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return result;
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}
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/// <inheritdoc />
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public ILinkProvider GetProvider(Link link)
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{
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return Providers.LastOrDefault(x => x.CanProcess(link));
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}
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}
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public interface ILinks
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{
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/// <summary>
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/// Get URL from a link object by finding a provider which can resolve the link
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/// </summary>
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Task<string> GetUrl(Link link);
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/// <summary>
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/// Get URLs from link objects by finding matching providers
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/// </summary>
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Task<Dictionary<Link, string>> GetUrls(params Link[] links);
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/// <summary>
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/// Get the provider for a specific link
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/// </summary>
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ILinkProvider GetProvider(Link link);
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/// <summary>
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/// Find a provider by a specific type
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/// </summary>
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T GetProvider<T>() where T : class, ILinkProvider;
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}
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