@page "/"
@inject HttpClient HttpClient
@inject OrderState OrderState
@inject IUriHelper UriHelper
@inject IJSRuntime JS

<div class="main">
    <ul class="pizza-cards">
        @if (specials != null)
        {
            @foreach (var special in specials)
            {
                <li @onclick="@(() => OrderState.ShowConfigurePizzaDialog(special))" style="background-image: url('@special.ImageUrl')">
                    <div class="pizza-info">
                        <span class="title">@special.Name</span>
                        @special.Description
                        <span class="price">@special.GetFormattedBasePrice()</span>
                    </div>
                </li>
            }
        }
    </ul>
</div>

<div class="sidebar">
    @if (Order.Pizzas.Any())
    {
        <div class="order-contents">
            <h2>Your order</h2>

            @foreach (var configuredPizza in Order.Pizzas)
            {
                <ConfiguredPizzaItem Pizza="configuredPizza" OnRemoved="@(() => RemovePizza(configuredPizza))" />
            }
        </div>
    }
    else
    {
        <div class="empty-cart">Choose a pizza<br>to get started</div>
    }

    <div class="order-total @(Order.Pizzas.Any() ? "" : "hidden")">
        Total:
        <span class="total-price">@Order.GetFormattedTotalPrice()</span>
        <a href="checkout" class="btn btn-warning" disabled="@(Order.Pizzas.Count == 0)">
            Order >
        </a>
    </div>
</div>

<TemplatedDialog Show="OrderState.ShowingConfigureDialog">
    <ConfigurePizzaDialog
        Pizza="OrderState.ConfiguringPizza"
        OnCancel="OrderState.CancelConfigurePizzaDialog"
        OnConfirm="OrderState.ConfirmConfigurePizzaDialog" />
</TemplatedDialog>

@functions {
    List<PizzaSpecial> specials;
    Order Order => OrderState.Order;

    protected async override Task OnInitAsync()
    {
        specials = await HttpClient.GetJsonAsync<List<PizzaSpecial>>("specials");
    }

    async Task RemovePizza(Pizza configuredPizza)
    {
        if (await JS.Confirm($"Remove {configuredPizza.Special.Name} pizza from the order?"))
        {
            OrderState.RemoveConfiguredPizza(configuredPizza);
        }
    }
}