public Task <GamesPageCachableContainer> GetOffsetPage(GamesPageOffsetParams pageParam)
{
var token = GamesPageToken.Deserialize(pageParam.Token);
token.Offset += pageParam.Offset ?? 0;
return(GetPageByToken(token));
}
public Task <GamesPageCachableContainer> GetFirstPage(GamesPageFirstParams pageParam)
{
var token = new GamesPageToken
{
From = pageParam.From ?? new DateTime(),
Offset = 0,
PageSize = PageSize,
LanguageId = pageParam.LanguageId,
};
return(GetPageByToken(token));
}
private async Task <GamesPageCachableContainer> GetPageByToken(GamesPageToken token)
{
var pageToken = token.ToString();
var page = await _cache.GetPage(pageToken);
if (page == null)
{
var games = await _gamesStorage.GetGameInfos(new GameFilteringOptions
{
From = token.From,
LanguageId = token.LanguageId,
PageIndex = token.Offset,
PageSize = token.PageSize
});
page = new GamesPage
{
Games = games,
PageToken = pageToken
};
await _cache.CachePage(pageToken, page);
}
CachedDataTypeId dataTypeId = CachedDataTypeId.Realtime;
if (page.Games.Any())
{
var oldestPoint = page.Games.Min(x => x.Time);
var youngestPoint = page.Games.Max(x => x.Time);
if (oldestPoint < DateTime.UtcNow.AddMinutes(-5))
{
dataTypeId = CachedDataTypeId.Historical;
}
else if (youngestPoint > DateTime.UtcNow.AddMinutes(10))
{
dataTypeId = CachedDataTypeId.NearFuture;
}
}
return(new GamesPageCachableContainer
{
Page = page,
DataTypeId = dataTypeId,
});
}
