using Microsoft.AspNetCore.Components;
using Duempelkas.App.Services;
namespace Duempelkas.App.Components.Dialogs;

public partial class EditCarryoverDialog
{
    [Parameter] public decimal CurrentAmount { get; set; }
    [Parameter] public decimal InitialBalance { get; set; }
    [Parameter] public decimal CurrentEndBalance { get; set; }
    [Parameter] public int? Year { get; set; }
    [Parameter] public string AccountName { get; set; } = "Konto";
    [Parameter] public EventCallback<decimal> OnSave { get; set; }
    [Parameter] public EventCallback OnCancel { get; set; }
    private string amountText = string.Empty;
    private bool acknowledged;
    private bool initialized;
    private bool saving;
    private bool ValidAmount => BookingInput.TryBalance(amountText, out _);
    private decimal amount => BookingInput.TryBalance(amountText, out var value) ? value : CurrentAmount;
    private decimal Delta => amount - CurrentAmount;
    private static string Money(decimal value) => value.ToString("N2", System.Globalization.CultureInfo.GetCultureInfo("de-DE")) + " €";
    protected override void OnParametersSet()
    {
        if (!initialized) { amountText = CurrentAmount.ToString("0.00", System.Globalization.CultureInfo.GetCultureInfo("de-DE")); initialized = true; }
    }
    private void ChangeAmount(string value) { amountText = value; acknowledged = false; }
    private async Task Save()
    {
        if (saving || !ValidAmount || !acknowledged || Delta == 0m) return;
        saving = true;
        try { await OnSave.InvokeAsync(amount); }
        catch (Exception ex) { Toasts.Show("Die Korrektur konnte nicht gespeichert werden. Bitte den aktuellen Bestand prüfen.", ToastKind.Error, ex.Message); }
        finally { saving = false; }
    }
    private Task Cancel() => modal?.RequestCloseAsync() ?? Task.CompletedTask;
}