Biskilog_Accounting/Client/Pages/Dashboard/Elements/WelcomeCard.razor.cs

using Microsoft.AspNetCore.Components;

namespace Biskilog_Accounting.Client.Pages.Dashboard.Elements
{
    public partial class WelcomeCard
    {
        [Parameter]
        public string Username { get; set; } = string.Empty;

        [Parameter]
        public double CurrentTradeSales { get; set; } = 0;
        [Parameter]
        public double PreviousTradeSales { get; set; } = 0;

        private string m_remarks { get; set; } = "";

        protected override void OnParametersSet()
        {
            CalculateStatistic();
        }
        private void CalculateStatistic()
        {
            double change = ((CurrentTradeSales - PreviousTradeSales) / PreviousTradeSales) * 100;
            if (CurrentTradeSales > PreviousTradeSales)
            {
                string changePercent = change.ToString("0.00") + "%";
                m_remarks = $"You made a total of {m_calculator.FormatMoneyWithCurrency(CurrentTradeSales)} in the current trade, {changePercent} more than the previous trade sales";
            }
            else if (PreviousTradeSales > CurrentTradeSales)
            {
                string changePercent = (change * -1).ToString("0.00") + "%";
                m_remarks = $"You made a total of {m_calculator.FormatMoneyWithCurrency(CurrentTradeSales)} in the current trade, {changePercent} less than the previous trade sales";
            }
            else
            {
                m_remarks = $"You made a total of {m_calculator.FormatMoneyWithCurrency(CurrentTradeSales)} in the current trade, same as the previous trade sales";
            }
            StateHasChanged();
        }
    }
}