❔ Making charts in .net core mvc

public class DailySummaryDto
{
    public int UserId { get; set; }
    public DateTime Date { get; set; }
    public decimal TotalIncome { get; set; }
    public decimal TotalExpense { get; set; }
}

 public async Task<DailySummaryDto> GetDailySummaryAsync(int userId)
    {
        var transactions = await _unitOfWork.TransactionRepository.GetAllDailyAsync(userId);
        var totalIncome = await _unitOfWork.TransactionRepository.GetTotalIncomeAsync(transactions);
        var totalExpense = await _unitOfWork.TransactionRepository.GetTotalExpenseAsync(transactions);

        var dailySummaryDto = new DailySummaryDto
        {
            UserId = userId,
            Date = DateTime.Today,
            TotalIncome = totalIncome,
            TotalExpense = totalExpense
        };

        return dailySummaryDto;
    }