/// <summary>
/// Initializes a new instance of the <see cref="OpenGraphTag"/> class.
/// </summary>
/// <param name="key">The key.</param>
/// <param name="value">The value.</param>
/// <exception cref="System.ArgumentNullException">key</exception>
public OpenGraphTag(OpenGraphName key, string value)
{
if (key == null)
{
throw new ArgumentNullException("key");
}
this.key = key;
this.value = value;
}
internal OpenGraphObject SetTag(OpenGraphName name, string value)
{
var tags = this.Tags.Where(t => t.Key == name).ToArray();
if (tags.Length == 0)
{
this.Tags.Add(new OpenGraphTag(name, value));
}
else if (tags.Length == 1)
{
tags[0].Value = value;
}
else
{
this.tags.RemoveAll(t => t.Key == name);
this.Tags.Add(new OpenGraphTag(name, value));
}
return(this);
}