/// <summary>
/// Initializes a new instance of the <see cref="QueryContext"/> class.
/// </summary>
/// <param name="filters">query filters</param>
/// <param name="client">the client</param>
/// <param name="otherClients">other clients</param>
/// <param name="sort">deas sort</param>
/// <param name="userLocation">user location</param>
/// <param name="userData">user data</param>
/// <param name="inputFlights">input flights</param>
/// <param name="parentEventId">parent event id</param>
public QueryContext(QueryFilters filters = null, Client client = null, IEnumerable <Client> otherClients = null, DealsSort?sort = null, UserLocation userLocation = null, UserData userData = null, IEnumerable <string> inputFlights = null, Guid?parentEventId = null)
{
Filters = filters ?? new QueryFilters();
Sort = sort ?? DealsSort.Relevance;
UserLocation = userLocation;
UserData = userData ?? new UserData();
Client = client ?? new Client(Client.IdUnknown, Client.AppUnknown);
OtherClients = otherClients ?? Enumerable.Empty <Client>();
InputFlights = inputFlights;
AssignFlightKey();
Ranking = new QueryRanking(Client, Filters, FlightKey);
EventId = Guid.NewGuid();
ParentEventId = parentEventId == null ? EventId : parentEventId.Value;
}
/// <summary>
/// Initializes a new instance of the <see cref="QueryRanking" /> class.
/// </summary>
/// <param name="client">the client</param>
/// <param name="filters">query filters</param>
/// <param name="flightKey">query flight key</param>
public QueryRanking(Client client, QueryFilters filters, string flightKey)
{
var defaultRankingGroupSequence = RankingGroup.DefaultSequence;
var pcfps = GetPlacementCfps(client, flightKey, true);
var featureRankingGroupSequences = new List <int>();
var featureRankingGroupCounts = new List <byte>();
var sequenceToPlacementIndex = new Dictionary <int, string>();
var isFiltered = (filters.QueryKeywords != null && filters.QueryKeywords.Any()) || (filters.Categories != null && filters.Categories.Any());
foreach (var pcfp in pcfps.OrderBy(_ => _.Value.PlacementSequence))
{
var cfpInt = pcfp.Value;
RankingGroup rankingGroup;
if (!RankingGroup.List.TryGetValue(cfpInt.RankingGroupKey, out rankingGroup))
{
Log.Warn("QueryRanking: Ranking group for {0} key is not found.", cfpInt.RankingGroupKey);
rankingGroup = RankingGroup.List.Values.FirstOrDefault(_ => _.Id == RankingGroup.DefaultId);
if (rankingGroup == null)
{
Log.Warn("QueryRanking: RankingGroup.List.Count()={0}", RankingGroup.List.Count());
throw new Exception("QueryRanking: Default ranking group is not found.");
}
}
// switch to unfiltered ranking group if query has explicit filters
RankingGroup notFilteredRankingGroup;
if (isFiltered && rankingGroup.NotFilteredKey != null && RankingGroup.List.TryGetValue(rankingGroup.NotFilteredKey, out notFilteredRankingGroup))
{
rankingGroup = notFilteredRankingGroup;
}
var sequence = rankingGroup.QueryRankArraySequence != null
? rankingGroup.QueryRankArraySequence.Value
: RankingGroup.DefaultSequence;
if (cfpInt.Placement == "Default")
{
UseRandomDealSelection = rankingGroup.UseRandomDealSelection;
defaultRankingGroupSequence = sequence;
DealsCountForRandomization = cfpInt.DealsCountForRandomization;
FallbackToOnlineDeals = cfpInt.FallbackToOnlineDeals;
// There are cases when the same ranking group is used for default and other placements.
// For these cases it better to have mapping to default
if (sequenceToPlacementIndex.ContainsKey(sequence))
{
sequenceToPlacementIndex.Remove(sequence);
}
sequenceToPlacementIndex.Add(sequence, cfpInt.Placement);
}
else
{
featureRankingGroupSequences.Add(sequence);
featureRankingGroupCounts.Add(cfpInt.DefaultDealsCount);
if (!sequenceToPlacementIndex.ContainsKey(sequence))
{
sequenceToPlacementIndex.Add(sequence, cfpInt.Placement);
}
}
}
DefaultRankingGroupSequence = defaultRankingGroupSequence;
FeatureRankingGroupSequences = featureRankingGroupSequences.ToList();
FeatureRankingGroupCounts = featureRankingGroupCounts.ToList();
SequenceToPlacementIndex = sequenceToPlacementIndex;
RankArraySlot = RankingGroup.List.Values.FirstOrDefault().QueryRankArraySlot.Value;
PublishingVersion = Query.PublishingVersion.List.FirstOrDefault().Key;
}