@inject ISalesService SalesSvc
@inject AuthenticationStateProvider AuthState

<MudDialog>
    <DialogContent>
        <MudText Typo="Typo.body2" Color="Color.Secondary" Class="mb-2">
            Cerrando: <strong>@Caja.Nombre</strong>
        </MudText>

        <MudPaper Class="pa-3 mb-3" Elevation="0" Style="background:#F4F6FA;border-radius:8px;">
            <div class="d-flex justify-space-between mb-1">
                <MudText Typo="Typo.body2">Monto apertura:</MudText>
                <MudText Typo="Typo.body2">S/. @Caja.MontoApertura.ToString("N2")</MudText>
            </div>
            <div class="d-flex justify-space-between mb-1">
                <MudText Typo="Typo.body2">Ingresos en efectivo:</MudText>
                <MudText Typo="Typo.body2">S/. @Caja.IngresosEfectivo.ToString("N2")</MudText>
            </div>
            <MudDivider Class="my-2" />
            <div class="d-flex justify-space-between">
                <MudText Class="fw-bold">Efectivo esperado:</MudText>
                <MudText Class="fw-bold" Color="Color.Primary">S/. @Caja.MontoEsperado.ToString("N2")</MudText>
            </div>
        </MudPaper>

        <MudNumericField @bind-Value="Cierre.MontoCierreFisico" Label="Efectivo contado en caja (S/.) *"
                         Min="0" Variant="Variant.Outlined" Margin="Margin.Dense" Format="N2" Class="mb-3" />

        @if (Cierre.MontoCierreFisico != Caja.MontoEsperado)
        {
            var diff = Cierre.MontoCierreFisico - Caja.MontoEsperado;
            <MudAlert Severity="@(diff < 0 ? Severity.Warning : Severity.Info)" Variant="Variant.Outlined" Class="mb-3">
                <strong>Diferencia: S/. @diff.ToString("N2")</strong>
                @if (diff < 0) { <text>(faltante)</text> } else { <text>(sobrante)</text> }
            </MudAlert>
        }

        <MudTextField @bind-Value="Cierre.Observaciones" Label="Observaciones del arqueo" Lines="2"
                      Variant="Variant.Outlined" Margin="Margin.Dense" />

        @if (!string.IsNullOrEmpty(error))
        {
            <MudAlert Severity="Severity.Error" Class="mt-3">@error</MudAlert>
        }
    </DialogContent>
    <DialogActions>
        <MudButton OnClick="Cancelar">Cancelar</MudButton>
        <MudButton Color="Color.Error" Variant="Variant.Filled" OnClick="Guardar" Disabled="@guardando"
                   StartIcon="@Icons.Material.Filled.Lock">@(guardando ? "Cerrando..." : "Cerrar caja")</MudButton>
    </DialogActions>
</MudDialog>

@code {
    [CascadingParameter] private MudDialogInstance MudDialog { get; set; } = default!;
    [Parameter] public CierreCajaDto Cierre { get; set; } = new();
    [Parameter] public CajaEstadoDto Caja { get; set; } = default!;

    private bool guardando;
    private string? error;

    private async Task Guardar()
    {
        guardando = true; error = null;
        try
        {
            var auth = await AuthState.GetAuthenticationStateAsync();
            await SalesSvc.CerrarCajaAsync(Cierre, auth.User.Identity?.Name);
            MudDialog.Close(DialogResult.Ok(true));
        }
        catch (Exception ex) { error = ex.Message; }
        finally { guardando = false; }
    }

    private void Cancelar() => MudDialog.Cancel();
}