public Preview(
string externalId,
MediaContentSource contentSource,
MediaContentType contentType,
string contentTitle,
string contentDescription,
Thumbnail thumbnail)
{
try
{
if (string.IsNullOrEmpty(contentTitle))
{
throw new ArgumentException("Given title is null or empty");
}
ContentId = new ContentId(externalId, contentSource, contentType);
Title = contentTitle;
Description = contentDescription;
Thumbnail = thumbnail ?? throw new ArgumentNullException(nameof(thumbnail));
}
catch (Exception exception)
{
throw new InvalidOperationException("Could not create preview", exception);
}
}
public async Task <ActionResult> SearchForContent(MediaContentSource source, string queryString)
{
var query = new GetRelevantContentQuery {
SelectedSource = source, QueryString = queryString
};
var searchResult = await _mediator.Send(query);
return(PartialView("SearchResults", searchResult));
}
public async Task <SearchResult> SearchForContentAsync(
MediaContentSource source,
ContentQueryType contentQueryType,
string queryString,
CancellationToken cancellationToken)
{
try
{
SearchResult searchResult;
switch (source)
{
case MediaContentSource.YouTube:
if (contentQueryType == ContentQueryType.Keywords)
{
searchResult = await _youTubeRepository.SearchForVideosByKeywords(queryString, cancellationToken);
}
else
{
var cachedContent = await _applicationDbContext.CachedContent.FirstOrDefaultAsync(
cc => cc.ExternalId == queryString && cc.ContentSource == source,
cancellationToken);
if (cachedContent != null)
{
searchResult = new SearchResult {
RequestedContent = _mapper.Map <Content>(cachedContent)
};
}
else
{
searchResult = await _youTubeRepository.SearchForVideoById(queryString, cancellationToken);
if (searchResult.RequestedContent != null)
{
await CacheContent(searchResult.RequestedContent, cancellationToken);
}
}
}
break;
default:
throw new ArgumentOutOfRangeException(nameof(MediaContentSource));
}
return(searchResult);
}
catch (Exception exception)
{
throw new InvalidOperationException($"An exception occured on attempt to search the content for " +
$"{source} by {contentQueryType} (query string: {queryString})", exception);
}
}
public string ExtractExternalContentIdFromUrl(MediaContentSource source, string queryString)
{
var selectedSourceScope = _contentIdScope[source];
int beginningPosition = queryString.IndexOf(selectedSourceScope.Item1, StringComparison.Ordinal)
+ selectedSourceScope.Item1.Length;
int endingPosition = queryString.IndexOf(selectedSourceScope.Item2, StringComparison.Ordinal);
endingPosition = endingPosition == -1 ? queryString.Length - 1 : endingPosition;
return(queryString.Substring(beginningPosition, endingPosition - beginningPosition + 1));
}
public ContentQueryType DefineQueryStringType(MediaContentSource source, string queryString)
{
if (!_mediaContentSourceDomains.Keys.Contains(source))
{
throw new InvalidOperationException("Request domain is not specified for selected content source");
}
string selectedSourceDomain = _mediaContentSourceDomains[source];
return(queryString.Contains(selectedSourceDomain)
? ContentQueryType.ContentId
: ContentQueryType.Keywords);
}
public ContentId(
string externalId,
MediaContentSource contentSource,
MediaContentType contentType)
{
try
{
if (string.IsNullOrEmpty(externalId))
{
throw new ArgumentException("External ID is null or empty");
}
ExternalId = externalId;
ContentSource = contentSource;
ContentType = contentType;
}
catch (Exception exception)
{
throw new InvalidOperationException("Could not create content ID", exception);
}
}
public void Create_preview()
{
string actualExternalId = "someId";
MediaContentSource actualSource = MediaContentSource.YouTube;
MediaContentType actualType = MediaContentType.Video;
string actualTitle = "sometitle";
string actualDescription = "somedescription";
Thumbnail actualThumbnail = new Thumbnail(100, 100, "https://someurl.com");
var preview = new Preview(
actualExternalId,
actualSource,
actualType,
actualTitle,
actualDescription,
actualThumbnail);
Assert.Equal(actualExternalId, preview.ContentId.ExternalId);
Assert.Equal(actualSource, preview.ContentId.ContentSource);
Assert.Equal(actualType, preview.ContentId.ContentType);
Assert.Equal(actualTitle, preview.Title);
Assert.Equal(actualDescription, preview.Description);
Assert.Equal(actualThumbnail.Url, preview.Thumbnail.Url);
}
