public static bool ToggleLike <T>(this EntityService <T> entityService, Guid targetId, Guid userId,
LikeRateFavService lrfService) where T : Entity
{
var result = lrfService.ToggleLike(userId, targetId);
if (result)
{
//fave times+1, make sure your entity has this field
Dictionary <string, object> queryDict = new Dictionary <string, object>();
queryDict.Add("_id", targetId);
QueryObject <T> query = new QueryObject <T>(entityService.EntityRepository);
query.AppendQuery(queryDict, QueryLogic.And);
((MongoDBRepository <T>)entityService.EntityRepository).Update(query,
Update.Inc("LikeTimes", 1));
}
else
{
//fave times+1, make sure your entity has this field
Dictionary <string, object> queryDict = new Dictionary <string, object>();
queryDict.Add("_id", targetId);
QueryObject <T> query = new QueryObject <T>(entityService.EntityRepository);
query.AppendQuery(queryDict, QueryLogic.And);
((MongoDBRepository <T>)entityService.EntityRepository).Update(query,
Update.Inc("LikeTimes", -1));
}
return(result);
}
public HouseService(IRepository <House> repository, BlogPostService checkinService, EntityService <OldHouseUserProfile> profileSerice,
LikeRateFavService lrfService, UserManager <OldHouseUser> userManger, MessageService feedService) : base(repository)
{
CheckInService = checkinService;
CheckInService.RegisterField <CheckIn>(new List <string>());
ProfileService = profileSerice;
//remember to register user private filds here
MyUserManager = userManger;
LrfService = lrfService;
//use the profile repository
FollowService = new FollowService <OldHouseUserProfile>(ProfileService.EntityRepository);
FeedService = feedService;
registerHouse();
registerUserProfile();
instence = this;
}
/// <summary>
/// config the business logic
/// </summary>
public static void ConfigBusiness()
{
//todo ioc is really needed here
string database = "OldHouseDb";//"OldHouseDbProduction"
MongoDBRepository <House> houseDb = new MongoDBRepository <House>(@"mongodb://127.0.0.1:27017", database, "House");
MongoDBRepository <BlogPostEntity> CheckInDb = new MongoDBRepository <BlogPostEntity>(@"mongodb://127.0.0.1:27017", database, "CheckIn");
MongoDBRepository <LikeRateFavEntity> LrfDb = new MongoDBRepository <LikeRateFavEntity>(@"mongodb://127.0.0.1:27017", database, "LikeRateFavorite");
MongoDBRepository <OldHouseUser> UserDb = new MongoDBRepository <OldHouseUser>(@"mongodb://127.0.0.1:27017", database, "OldHouseUser");
MongoDBRepository <OldHouseUserProfile> ProfileDb = new MongoDBRepository <OldHouseUserProfile>(@"mongodb://127.0.0.1:27017", database, "OldHouseUserProfile");
MongoDBRepository <Message> feedDb = new MongoDBRepository <Message>(@"mongodb://127.0.0.1:27017", database, "Feed");
MongoDBRepository <FeedBackEntity> FeedbackDb = new MongoDBRepository <FeedBackEntity>(@"mongodb://127.0.0.1:27017", database, "Feedback");
MongoDBRepository <Article> ArticleDb = new MongoDBRepository <Article>(@"mongodb://127.0.0.1:27017", database, "Article");
MongoDBRepository <Event> eventDb = new MongoDBRepository <Event>(@"mongodb://127.0.0.1:27017", database, "Event");
MongoDBRepository <Subscriber> subscriberDb = new MongoDBRepository <Subscriber>(@"mongodb://127.0.0.1:27017", database, "Subscriber");
//string handlerRelativePath = System.AppDomain.CurrentDomain.BaseDirectory.Substring(0, System.AppDomain.CurrentDomain.BaseDirectory.TrimEnd('\\').LastIndexOf(@"\")) + @"\OldHouse.EventHandlers\bin\Debug";
//EventService.InitService(eventDb, subscriberDb, 100, 1000, handlerRelativePath);
EventService.InitService(eventDb, subscriberDb, 100, 1000, HttpRuntime.BinDirectory + @"\..\OldHouseEventHandler");
//a like rate fav service shared by all entity service
var shareedLrfService = new LikeRateFavService(LrfDb);
MyFeedbackService = new FeedbackService(FeedbackDb);
MyArticleService = new ArticleService(ArticleDb);
MyHouseService = new HouseService(
houseDb,
new BlogPostService(CheckInDb, shareedLrfService),
new EntityService <OldHouseUserProfile>(ProfileDb),
shareedLrfService,
new UserManager <OldHouseUser>(UserDb),
new MessageService(feedDb)
);
ConfigDtoMapping();
hotFix();
}
//rate
/// <summary>
/// rate the entity, make sure you have the RateTimes and Rating field in you entity, it will update the ratings in the entity
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="entityService"></param>
/// <param name="targetId"></param>
/// <param name="userId"></param>
/// <param name="lrfService"></param>
/// <param name="rating"></param>
/// <returns></returns>
public static float Rate <T>(this EntityService <T> entityService, Guid targetId, Guid userId,
LikeRateFavService lrfService, float rating) where T : Entity
{
var doIRate = lrfService.DoILikeRateFav(userId, targetId, LRFType.Rate);
//calc new rating
Dictionary <string, object> queryDict = new Dictionary <string, object>();
queryDict.Add("_id", targetId);
QueryObject <T> query = new QueryObject <T>(entityService.EntityRepository);
query.AppendQuery(queryDict, QueryLogic.And);
var entity = entityService.FindOneById(targetId);
var oldRating = (float)entity.GetType().GetProperty("Rating").GetValue(entity, null);
var oldRateTimes = lrfService.GetLRFCount(targetId, LRFType.Rate);
if (!doIRate)
{
//my first time rating
var newRating = (oldRating * oldRateTimes + rating) / (oldRateTimes + 1);
lrfService.Rate(userId, targetId, rating);
((MongoDBRepository <T>)entityService.EntityRepository).Update(query,
Update.Set("Rating", newRating));
return(newRating);
}
else
{
//get my old rating
var myOldRating = lrfService.GetMyRatingFor(userId, targetId);
//calc the new one
var newRating = (oldRating * oldRateTimes - myOldRating + rating) / (oldRateTimes);
lrfService.Rate(userId, targetId, rating);
((MongoDBRepository <T>)entityService.EntityRepository).Update(query,
Update.Set("Rating", newRating));
lrfService.Rate(userId, targetId, rating);
return(newRating);
}
}