Spotify.NET/SpotifyAPI.Web/Util/URIExtension.cs

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2020-05-01 19:05:28 +01:00
using System.Web;
using System.Linq;
using System;
using System.Collections.Generic;
using System.Collections.Specialized;
namespace SpotifyAPI.Web
{
public static class URIExtensions
{
public static Uri ApplyParameters(this Uri uri, IDictionary<string, string> parameters)
{
Ensure.ArgumentNotNull(uri, nameof(uri));
if (parameters == null || !parameters.Any())
{
return uri;
}
var newParameters = new Dictionary<string, string>();
NameValueCollection existingParameters = HttpUtility.ParseQueryString(uri.Query);
foreach (string key in existingParameters.AllKeys)
{
newParameters.Add(key, existingParameters[key]);
}
foreach (KeyValuePair<string, string> parameter in parameters)
{
newParameters.Add(parameter.Key, HttpUtility.UrlEncode(parameter.Value));
}
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var queryString = string.Join("&", newParameters.Select((parameter) => $"{parameter.Key}={parameter.Value}"));
var query = string.IsNullOrEmpty(queryString) ? null : queryString;
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var uriBuilder = new UriBuilder(uri)
{
Query = query
};
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return uriBuilder.Uri;
}
}
}