phronCare/phronCare.UIBlazor/Pages/Sales/Customers.razor

@page "/sales/customers"
@using phronCare.UIBlazor.Services.Sales
@using phronCare.UIBlazor.Data
@using Domain.Entities
@using Domain.Generics
@inject NavigationManager Navigation
@inject CustomerService customerService

<div class="card " style="zoom:90%">
    <div class="card-header">
        <h3 class="card-title">Listado de clientes</h3> @* wtf? *@
    </div>
    <div class="card-body" style="zoom:70%;">
        <div class="mb-4 space-y-2">
            <input @bind="SearchParams.Name" placeholder="Nombre" class="border rounded p-1 w-full" />
            <input @bind="SearchParams.Email" placeholder="Email" class="border rounded p-1 w-full" />
            <input @bind="SearchParams.Document" placeholder="Documento" class="border rounded p-1 w-full" />
            <button class="btn btn-primary" @onclick="BuscarClientes">Buscar</button>
        </div>

        @if (TablaClientes != null && TablaClientes.Any())
        {
            <PhTable Columns="TableColumns"
            Data="TablaClientes"
            SelectionField="Id"
            RowsPerPage=SearchParams.PageSize
            RenderButtons="true" Buttons="botones"
            ShowPageButtons="false"
            ShowQuickSearch="false"
            RenderSelect="false"
            />

            <div class="mt-4 flex justify-between items-center">
                <button class="btn btn-secondary" @onclick="AnteriorPagina" disabled="@(!PuedeRetroceder)">Anterior</button>
                <span> Página @SearchParams.Page de @TotalPaginas </span>
                <button class="btn btn-secondary" @onclick="SiguientePagina" disabled="@(!PuedeAvanzar)">Siguiente</button>
            </div>
        }
        else
        {
            <p>No hay resultados.</p>
        }

    </div>
    <div class="card-footer">
        <div class="row">
            <div class="col">
                <button type="button" class="btn btn-success" @onclick="XSLXExportar">
                    <i class="fas fa-file-excel"></i> Exportar a Excel
                </button>
                <button type="button" class="btn btn-secondary" @onclick="Cancel">Volver</button>
            </div>
        </div>
    </div>
</div>
@code {
    private CustomerSearchParams SearchParams = new();
    private PagedResult<ECustomer>? PagedResult;
    private List<Dictionary<string, object>> TablaClientes = new();
    private List<string> TableColumns = new()
    {
        "Id", "Nombre", "Activo", "Crédito", "Límite",
        "Email", "Teléfono", "Dirección", "Documento"
    };

    private async Task BuscarClientes()
    {
        SearchParams.Page = 1;
        await CargarClientes();
    }

    private async Task CargarClientes()
    {
        PagedResult = await customerService.SearchCustomersAsync(SearchParams);
        if (PagedResult?.Items is not null)
        {
            TablaClientes = PagedResult.Items.Select(c =>
            {
                var addr = c.PhSCustomerAddresses.FirstOrDefault();
                var doc = c.PhSCustomerDocuments.FirstOrDefault();

                return new Dictionary<string, object>
                    {
                { "Id", c.Id },
                { "Nombre", c.Name ?? string.Empty },
                { "Activo", c.Active ? "Sí" : "No" },
                { "Crédito", c.HasCreditAccount ? "Sí" : "No" },
                { "Límite", c.CreditLimit },
                { "Email", addr?.Email ?? string.Empty },
                { "Teléfono", addr?.Phonenumber ?? string.Empty },
                { "Dirección", addr is not null
                    ? $"{addr.Streetaddress1}, {addr.City}, {addr.Postalcode}"
                    : string.Empty },
                { "Documento", doc?.DocumentNumber ?? string.Empty }
                    };
            }).ToList();
        }
    }
    private async Task SiguientePagina() => await CambiarPagina(1);
    private async Task AnteriorPagina() => await CambiarPagina(-1);
    private async Task CambiarPagina(int delta)
    {
        var nuevaPagina = SearchParams.Page + delta;
        if (nuevaPagina >= 1 && nuevaPagina <= TotalPaginas)
        {
            SearchParams.Page = nuevaPagina;
            await CargarClientes();
        }
    }

    private async Task XSLXExportar()
    {
        // string endpoint = "/api/Ticket/ExportDashboardDetail";
        // var response = await _httpClient.PostAsJsonAsync(endpoint, new { Param1 = Group, Param2 = "ASC" });
        // response.EnsureSuccessStatusCode();
        // var fileBytes = await response.Content.ReadAsByteArrayAsync();
        // var currentDate = DateTime.Now.ToString("ddMMyyyyhhmmss");
        // var filename = $"Tickets_{Group}_{currentDate}.xlsx";
        // await js.InvokeAsync<object>("saveAsFile", filename, Convert.ToBase64String(fileBytes));
    }

    List<PhTable.ButtonOptions> botones = new();
    protected override void OnInitialized()
    {
        botones = new List<PhTable.ButtonOptions>
        {
            new PhTable.ButtonOptions
            {
                Caption = "Editar",
                ElementClass = "btn btn-primary btn-sm",
                UrlAction = "/sales/customers/edit/",
                OnClickAction = async (id) =>
                {
                    if (int.TryParse(id, out var customerId))
                    {
                        Navigation.NavigateTo($"/sales/customerform/{customerId}");
                    }
                }
            }
        };
    }
    private int TotalPaginas => PagedResult is null ? 1 :
        (int)Math.Ceiling((double)(PagedResult.TotalItems) / SearchParams.PageSize);
    private bool PuedeAvanzar => PagedResult != null && SearchParams.Page < TotalPaginas;
    private bool PuedeRetroceder => PagedResult != null && SearchParams.Page > 1;

    public void Cancel()
    {
        Navigation.NavigateTo("/DashboardPanel");
    }
}