public async Task <ServiceResult <string> > GetStat(ClaimsPrincipal user, int groupId, string stat)
{
var group = groupsRepository.Get(groupId);
if (group is null)
{
return(ServiceResult <string> .Error(404, "Group was not found"));
}
var authorizationResult = await authorizationService.AuthorizeAsync(user, group, GroupOperations.Write);
if (!authorizationResult.Succeeded)
{
return(ServiceResult <string> .Error(401, "Only group admin can view statistics"));
}
switch (stat.ToLower())
{
case "average":
return(ServiceResult <string> .Success(repository.GetAverageTransaction(groupId)));
case "biggestspender":
return(ServiceResult <string> .Success(repository.GetBiggestSpender(groupId)));
case "smallestspender":
return(ServiceResult <string> .Success(repository.GetSmallestSpender(groupId)));
case "biggestdonator":
return(ServiceResult <string> .Success(repository.GetBiggestDonator(groupId)));
case "smallestdonator":
return(ServiceResult <string> .Success(repository.GetSmallestDonator(groupId)));
case "users":
return(ServiceResult <string> .Success(repository.GetSpendingByUsers(groupId)));
case "categories":
return(ServiceResult <string> .Success(repository.GetSpendingByCategories(groupId)));
default:
return(ServiceResult <string> .Error(404, "stat was not found"));
}
}
