UriManager.cs

[DebuggerDisplay("{Uri}")]
public class UriManager : IUriManager
{
    private bool _hasUriChanged = true;
    
    private Uri _uri;

    private UriBuilder _uriBuilder;
    
    /// <summary>
    /// New Uri Manager
    /// </summary>
    /// <param name="uri">The URI.</param>
    /// <param name="uriBuilder">The URI builder.</param>
    public UriManager(
        Uri uri,
        UriBuilder uriBuilder = null)
    {
        if (uriBuilder != null)
        {
            _uriBuilder = uriBuilder;
        }

        SetUri(uri);
    }
    
    /// <summary>
    /// Uri of UriManager
    /// </summary>
    public Uri Uri
    {
        get
        {
            RefreshUri();
            return _uri;
        }
    }        
    
    /// <summary>
    /// Parameters Dictionary Collection
    /// </summary>
    public IReadOnlyCollection<Parameter> Parameters { get; set; }
    
    /// <summary>
    /// If the provided parameter doesn't exist adds a new one, if it does updates the current parameter.
    /// </summary>
    /// <param name="parameter">Parameter to add.</param>
    public void SetParameter(Parameter parameter)
    {
        //.....
        _hasUriChanged = true;
    }
    
    /// <summary>
    /// Sets the Uri of this instance.
    /// </summary>
    /// <param name="uri">The URI.</param>
    /// <param name="force">If set to <c>true</c>, URI will re-initialized even its state is not changed.</param>
    /// <remarks>This is a quite tricky operation, hence not in the setter of Uri</remarks>
    public void SetUri(Uri uri, bool force = false)
    {
        if (_uri == uri && !force)
        {
            return;
        }

        // Parses the URL and stores the parameters
        _uri = ParseUri(uri);
    }
    
    /// <summary>
    /// Refresh Uri Property to reflect all parameters changes
    /// </summary>
    public void RefreshUri()
    {
        if (!_hasUriChanged)
        {
            return;
        }

        // Rebuilds the Uri if parameters have changed
        _uri = BuildUri(_uri);

        _hasUriChanged = false;
    }
    
    /// <summary>
    /// Parses query parameters.
    /// </summary>
    /// <param name="uri">The URI.</param>
    public void ParseUri(Uri uri)
    {
        // ....
        SetParameter(param);
    }
    
    /// <summary>
    /// Builds a new URI using parameters.
    /// </summary>
    /// <param name="uri">The URI.</param>
    public void BuildUri(Uri uri)
    {
       var builder = new StringBuilder();

        builder.Append(uri.GetLeftPart(UriPartial.Authority));

        builder.Append(ResolvePath(uri));

        AppendParameters(uri);
        
        return new Uri(builder.ToString(), uriManager.DontEscape);
    }
}