// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
public ConversationDomain CheckConversationExists(ConversationInsertRequest model)
{
ConversationDomain conversation = null;
try
{
DataProvider.ExecuteCmd(GetConnection, "dbo.Conversation_CheckIfExists"
, inputParamMapper : delegate(SqlParameterCollection paramCollection)
{
paramCollection.AddWithValue("@sender_id", model.SenderId);
paramCollection.AddWithValue("@receiver_id", model.ReceiverId);
},
map : delegate(IDataReader reader, short set)
{
conversation = new ConversationDomain();
int startingIndex = 0; //startingOrdinal
conversation.ConversationId = reader.GetSafeInt32(startingIndex++);
conversation.SenderId = reader.GetSafeString(startingIndex++);
conversation.ReceiverId = reader.GetSafeString(startingIndex++);
conversation.CreateDate = reader.GetSafeDateTime(startingIndex++);
});
}
catch (Exception ex)
{
throw ex;
}
return(conversation);
}
public HttpResponseMessage CheckConversationExists(ConversationInsertRequest model)
{
if (!ModelState.IsValid)
{
return(Request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState));
}
//- Check for existing conversations.
ConversationDomain conversationDomain = _ConversationService.CheckConversationExists(model);
//- If no conversation found, create new conversation.
if (conversationDomain == null)
{
int conversationId = _ConversationService.InsertConversation(model);
conversationDomain = _ConversationService.GetConversationById(conversationId);
}
var response = new ItemResponse <ConversationDomain> {
Item = conversationDomain
};
return(Request.CreateResponse(HttpStatusCode.OK, response));
}
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
public int InsertConversation(ConversationInsertRequest model)
{
int id = 0;
try
{
DataProvider.ExecuteNonQuery(GetConnection, "dbo.Conversation_Insert"
, inputParamMapper : delegate(SqlParameterCollection paramCollection)
{
paramCollection.AddWithValue("@sender_id", model.SenderId);
paramCollection.AddWithValue("@receiver_id", model.ReceiverId);
SqlParameter p = new SqlParameter("@id", System.Data.SqlDbType.Int);
p.Direction = System.Data.ParameterDirection.Output;
paramCollection.Add(p);
}, returnParameters : delegate(SqlParameterCollection param)
{
int.TryParse(param["@Id"].Value.ToString(), out id);
});
}
catch (Exception ex)
{
throw ex;
}
return(id);
}
public HttpResponseMessage InsertConversation(ConversationInsertRequest model)
{
if (!ModelState.IsValid)
{
return(Request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState));
}
int conversationId = _ConversationService.InsertConversation(model);
ItemResponse <int> response = new ItemResponse <int>(); // { Item = conversationId };
return(Request.CreateResponse(HttpStatusCode.OK, response));
}