/// <summary>
/// Method that picks the 3 newest valid advs and make it a teaser.
/// </summary>
/// <returns>List with 3 newest advs as teasers</returns>
public List <Teaser> newAdvs()
{
// Get list with all advertisements and reverse it to get newest adv as first entries.
List <Advertisement> revAdv = AdvertisementList.advertisementList;
revAdv.Reverse();
List <Teaser> returnTeasers = new List <Teaser>();
// Run while not yet 3 teasers to return found.
while (returnTeasers.Count < 3)
{
for (int i = 0; i < revAdv.Count; i++)
{
Teaser teaser = teaserController.advToTeaser(revAdv[i]);
if (teaserController.checkEmptyReturnProps(teaser))
{
returnTeasers.Add(teaser);
}
else
{
break;
}
}
}
return(returnTeasers);
}
/// <summary>
/// Method that converts an advertisement to a teaser.
/// </summary>
/// <param name="adv">The to converted advertisement.</param>
/// <returns>The converted teaser.</returns>
public Teaser advToTeaser(Advertisement adv)
{
Teaser teaser = new Teaser();
teaser.title = adv.title;
teaser.imageUrl = adv.media.mediaList[0].url;
teaser.advertiser = adv.advertiser.advertiser.name;
return(teaser);
}
/// <summary>
/// Method that checks if there are no empty properties in a teaser
/// </summary>
/// <param name="adv">Advertisement that needs to be checked.</param>
/// <returns>True if no empty properties.</returns>
public bool checkEmptyReturnProps(Teaser teaser)
{
if (teaser.title == null || teaser.imageUrl == null || teaser.advertiser == null)
{
return(false);
}
else
{
return(true);
}
}
/// <summary>
/// Convert teaser object to JSON
/// </summary>
/// <param name="teaser">Teaser to be converted.</param>
/// <returns>Converted json teaser string.</returns>
public string serializeJson(Teaser teaser)
{
return(JsonConvert.SerializeObject(teaser));
}