/// <summary>
/// Creates a media attachment.
/// </summary>
/// <param name="type">The media type.</param>
/// <param name="identifier">The media identifier to specify the media source.</param>
/// <returns></returns>
public MessageOptionalElementSetter CreateMediaAttachment(MediaAttachmentType type, MediaIdentifier identifier)
{
CheckIfAttachmentAlreadyBuilt();
TemplateBuilding = true;
var payload = new MediaPayloadEntity();
identifier.AddValuesToPayloadEntity(payload);
IMessageAttachmentEntity attachment;
switch (type)
{
case MediaAttachmentType.Audio:
attachment = new AudioAttachmentEntity
{
Payload = payload
};
break;
case MediaAttachmentType.Image:
attachment = new ImageAttachmentEntity
{
Payload = payload
};
break;
case MediaAttachmentType.Video:
attachment = new VideoAttachmentEntity
{
Payload = payload
};
break;
case MediaAttachmentType.File:
attachment = new FileAttachmentEntity
{
Payload = payload
};
break;
default:
throw new MediaAttachmentTypeNotSupportedException(type);
}
MessageEntity.Attachment = attachment;
TemplateBuilding = false;
return(new MessageOptionalElementSetter(this));
}
/// <summary>
/// Adds URL and IsReusable value to the payload.
/// </summary>
/// <param name="payload">The media payload.</param>
internal override void AddValuesToPayloadEntity(MediaPayloadEntity payload)
{
payload.MediaUrl = _url.ToString();
payload.IsReusable = _isReusable;
}
/// <summary>
/// Adds the attachment ID to the payload.
/// </summary>
/// <param name="payload">The media payload.</param>
internal override void AddValuesToPayloadEntity(MediaPayloadEntity payload)
{
payload.AttachmentId = _attachmentId;
}
/// <summary> /// Adds any identfier related values to the payload. /// </summary> /// <param name="payload"></param> internal abstract void AddValuesToPayloadEntity(MediaPayloadEntity payload);
