public static Chat ToChatDto(
this ConversationDataModel value,
string userId)
{
return(new Chat
{
Name = value.Name,
Id = value.Id,
DialogueUser = value.IsGroup ? null : value.GetDialogUser(userId)?.ToAppUserDto(),
IsGroup = value.IsGroup,
ThumbnailUrl = value.ThumbnailUrl,
FullImageUrl = value.FullImageUrl,
Participants = value.participants?.Select(x => x.ToAppUserDto()).ToList(),
AuthKeyId = value.AuthKeyId,
IsSecure = value.IsSecure,
PublicKey = value.PublicKey?.ToDhPublicKey(),
DeviceId = value.DeviceId,
ChatRole = value.Role?.ToChatRole(),
ClientLastMessageId = value.LastMessage?.MessageID ?? 0,
LastMessage = value.LastMessage?.ToMessage(),
IsPublic = value.IsPublic,
IsMessagingRestricted = value.IsMessagingRestricted,
MessagesUnread = value.UnreadCount
});
}
public static int UrgentWordScoreRule(this ConversationDataModel conversation, string urgentWordMatch)
{
int urgentCount = 0;
foreach (string line in conversation.Content)
{
urgentCount += line.ToLowerInvariant().Split(' ').Where(l => l.StartsWith(urgentWordMatch.ToLowerInvariant())).Count();
}
return(urgentCount <= 2 && urgentCount >= 1 ? -5 : urgentCount > 2 ? -10 : 0);
}
private async Task <Shared.DTO.Conversations.Chat> CreateGroup(
AppUser creator,
string chatImageUrl,
string chatName,
bool isPublic)
{
if (chatName.Length > MaxNameLength)
{
throw new InvalidDataException("Chat name was too long.");
}
try
{
var imageUrl = chatImageUrl ?? chatDataProvider.GetGroupPictureUrl();
var newChat = new ConversationDataModel
{
IsGroup = true,
Name = chatName,
FullImageUrl = imageUrl,
ThumbnailUrl = imageUrl,
IsPublic = isPublic
};
await conversationRepository.AddAsync(newChat);
await usersConversationsRepository.AddAsync(UsersConversationDataModel.Create(
creator.Id,
newChat));
var role = await rolesRepository.AddAsync(
ChatRoleDataModel.Create(newChat, creator.Id, ChatRole.Creator));
newChat.Roles = new List <ChatRoleDataModel>()
{
role
};
newChat.participants = new List <AppUser> {
creator
};
await unitOfWork.Commit();
return(newChat.ToChatDto(creator.Id));
}
catch (Exception e)
{
throw new InvalidDataException("Couldn't create group because of unexpected error.", e);
}
}
private void CalculateDurationScore(ConversationDataModel conversation)
{
var functionToExecute = new Func <bool>(() =>
{
conversation.Scores.Add(DURATIONSCORE, conversation.DurationScoreRule());
return(true);
});
var functionToExecuteInCaseOfError = new Func <Exception, bool>((ex) =>
{
throw new ScoreCalculatorServiceException($"CalculateDurationScore => {ex.Message}", ex.InnerException);
}
);
TryToPerformAction(functionToExecute, functionToExecuteInCaseOfError);
}
private void CalculateGoodServiceScore(ConversationDataModel conversation, List <string> goodServiceSentences, string excellentMatch)
{
var functionToExecute = new Func <bool>(() =>
{
conversation.Scores.Add(GOODSERVICESCORE, conversation.GoodServiceScoreRule(goodServiceSentences, excellentMatch));
return(true);
});
var functionToExecuteInCaseOfError = new Func <Exception, bool>((ex) =>
{
throw new ScoreCalculatorServiceException($"CalculateGoodServiceScore => {ex.Message}", ex.InnerException);
}
);
TryToPerformAction(functionToExecute, functionToExecuteInCaseOfError);
}
private void CalculateUrgentWordScore(ConversationDataModel conversation, string urgentMatchWord)
{
var functionToExecute = new Func <bool>(() =>
{
conversation.Scores.Add(URGENTWORDSCORE, conversation.UrgentWordScoreRule(urgentMatchWord));
return(true);
});
var functionToExecuteInCaseOfError = new Func <Exception, bool>((ex) =>
{
throw new ScoreCalculatorServiceException($"CalculateUrgentWordScore => {ex.Message}", ex.InnerException);
}
);
TryToPerformAction(functionToExecute, functionToExecuteInCaseOfError);
}
private void CalculateTotalScore(ConversationDataModel conversation)
{
var functionToExecute = new Func <bool>(() =>
{
conversation.TotalScore = conversation.Scores.Sum(x => x.Value);
return(true);
});
var functionToExecuteInCaseOfError = new Func <Exception, bool>((ex) =>
{
throw new ScoreCalculatorServiceException($"CalculateTotalScore => {ex.Message}", ex.InnerException);
}
);
TryToPerformAction(functionToExecute, functionToExecuteInCaseOfError);
}
public static int GoodServiceScoreRule(this ConversationDataModel conversation, List <string> goodServiceList, string excellentMatch)
{
int goodWordsMatches = 0;
foreach (var item in conversation.Content)
{
foreach (var service in goodServiceList)
{
var serviceCout = item.Split(new string[] { service }, StringSplitOptions.None).Count();
goodWordsMatches = goodWordsMatches == 0 && serviceCout > 1 ? 10 : goodWordsMatches;
}
if (item.Contains(excellentMatch))
{
goodWordsMatches = goodWordsMatches + 100;
break;
}
}
return(goodWordsMatches);
}
private async Task <Shared.DTO.Conversations.Chat> CreateDialog(
AppUser creator,
string dialogUserId,
bool isSecure,
string deviceId)
{
var user = await usersRepository.GetByIdAsync(creator.Id);
if (user == null)
{
throw new KeyNotFoundException("Wrong creatorId.");
}
try
{
//if this is a dialogue , find a user with whom to create chat
var secondDialogueUser = await usersRepository.GetByIdAsync(dialogUserId);
if (secondDialogueUser == null)
{
throw new InvalidDataException("Wrong dialog user Id.");
}
DhPublicKeyDataModel dhPublicKey = null;
if (isSecure)
{
dhPublicKey = await publicKeys.GetRandomKey();
}
var newChat = new ConversationDataModel
{
IsGroup = false,
IsSecure = isSecure,
PublicKeyId = dhPublicKey?.Id,
PublicKey = dhPublicKey,
DeviceId = deviceId
};
await conversationRepository.AddAsync(newChat);
await usersConversationsRepository.AddAsync(
UsersConversationDataModel.Create(dialogUserId, newChat)
);
await usersConversationsRepository.AddAsync(UsersConversationDataModel.Create(
creator.Id,
newChat,
deviceId));
newChat.participants = new List <AppUser> {
user, secondDialogueUser
};
await unitOfWork.Commit();
return(newChat.ToChatDto(creator.Id));
}
catch (Exception e)
{
throw new InvalidDataException("Couldn't create dialog. Probably there exists one already.", e);
}
}
public static int LinesScoreRule(this ConversationDataModel conversation) => conversation.LinesCount <= 5 && conversation.LinesCount > 1 ? 20 : conversation.LinesCount == 1 ? -100 : conversation.LinesCount > 5 ? 10 : 0;
public static int DurationScoreRule(this ConversationDataModel conversation) => conversation.Duration < 1 ? 50 : 25;
public ChatQueryModel(ConversationDataModel baseModel)
{
_baseModel = baseModel;
}
