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@page "/checkout"
@inject OrderState OrderState
@inject HttpClient HttpClient
@inject IUriHelper UriHelper
@inject IJSRuntime JSRuntime
<div class="main">
<AuthorizeView Context="authContext">
<NotAuthorized>
<h2>Redirecting you...</h2>
</NotAuthorized>
<Authorized>
<EditForm Model="@OrderState.Order.DeliveryAddress" OnValidSubmit="@PlaceOrder">
<div class="checkout-cols">
<div class="checkout-order-details">
<h4>Review order</h4>
<OrderReview Order="@OrderState.Order" />
</div>
<div class="checkout-delivery-address">
<h4>Deliver to...</h4>
<AddressEditor Address="@OrderState.Order.DeliveryAddress" />
</div>
</div>
<button type="submit" class="checkout-button btn btn-warning" disabled="@isSubmitting">
Place order
</button>
<DataAnnotationsValidator />
</EditForm>
</Authorized>
</AuthorizeView>
</div>
@functions {
bool isSubmitting;
[CascadingParameter] Task<AuthenticationState> AuthenticationStateTask { get; set; }
protected override async Task OnInitAsync()
{
var authState = await AuthenticationStateTask;
if (!authState.User.Identity.IsAuthenticated)
{
// The server won't accept orders from unauthenticated users, so avoid
// an error by making them log in at this point
await LocalStorage.SetAsync(JSRuntime, "currentorder", OrderState.Order);
UriHelper.NavigateTo("user/signin?redirectUri=/checkout", true);
}
// Try to recover any temporary saved order
if (!OrderState.Order.Pizzas.Any())
{
var savedOrder = await LocalStorage.GetAsync<Order>(JSRuntime, "currentorder");
if (savedOrder != null)
{
OrderState.ReplaceOrder(savedOrder);
await LocalStorage.DeleteAsync(JSRuntime, "currentorder");
}
else
{
// There's nothing check out - go to home
UriHelper.NavigateTo("");
}
}
}
async Task PlaceOrder()
{
isSubmitting = true;
try
{
var newOrderId = await HttpClient.PostJsonAsync<int>("orders", OrderState.Order);
OrderState.ResetOrder();
UriHelper.NavigateTo($"myorders/{newOrderId}");
}
finally
{
isSubmitting = false;
}
}
}
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