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Set default item in topping dropdown when adding/removing #367

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Set default item in topping dropdown when adding/removing #367

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e643c0d
fix: set topping dropdown to default when no item has been selected
FrancescoRepo Dec 2, 2023
8d15565
chore: set default even when adding topping for better user experienc…
FrancescoRepo Dec 2, 2023
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129 changes: 70 additions & 59 deletions src/BlazingPizza.Client/Shared/ConfigurePizzaDialog.razor
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Original file line number Diff line number Diff line change
@@ -1,68 +1,70 @@
@inject HttpClient HttpClient
@inject IJSRuntime JSRuntime


<div class="dialog-title">
<h2>@Pizza.Special?.Name</h2>
@Pizza.Special?.Description
</div>
<form class="dialog-body">
<div>
<label>Size:</label>
<input type="range" min="@Pizza.MinimumSize" max="@Pizza.MaximumSize" step="1" @bind="Pizza.Size" @bind:event="oninput" />
<span class="size-label">
@(Pizza.Size)" (£@(Pizza.GetFormattedTotalPrice()))
</span>
</div>
<div>
<label>Extra Toppings:</label>
@if (toppings is null)
{
<select class="custom-select" disabled>
<option>(loading...)</option>
</select>
}
else if (Pizza.Toppings.Count >= 6)
{
<div>(maximum reached)</div>
}
else
<div class="dialog-title">
<h2>@Pizza.Special?.Name</h2>
@Pizza.Special?.Description
</div>
<form class="dialog-body">
<div>
<label>Size:</label>
<input type="range" min="@Pizza.MinimumSize" max="@Pizza.MaximumSize" step="1" @bind="Pizza.Size" @bind:event="oninput" />
<span class="size-label">
@(Pizza.Size)" (£@(Pizza.GetFormattedTotalPrice()))
</span>
</div>
<div>
<label>Extra Toppings:</label>
@if (toppings is null)
{
<select class="custom-select" disabled>
<option>(loading...)</option>
</select>
}
else if (Pizza.Toppings.Count >= 6)
{
<div>(maximum reached)</div>
}
else
{
<select class="custom-select" @onchange="ToppingSelected" @ref="toppingsSelect">
<option value="-1" disabled selected>(select)</option>
@for (var i = 0; i < toppings.Count; i++)
{
<select class="custom-select" @onchange="ToppingSelected">
<option value="-1" disabled selected>(select)</option>
@for (var i = 0; i < toppings.Count; i++)
{
<option value="@i">@toppings[i].Name - (£@(toppings[i].GetFormattedPrice()))</option>
}
</select>
<option value="@i">@toppings[i].Name - (£@(toppings[i].GetFormattedPrice()))</option>
}
</div>
</select>
}
</div>

<div class="toppings">
@foreach (var topping in Pizza.Toppings)
{
if (topping?.Topping is not null)
{
<div class="topping">
@topping.Topping.Name
<span class="topping-price">@topping.Topping.GetFormattedPrice()</span>
<button type="button" class="delete-topping" @onclick="@(() => RemoveTopping(topping.Topping))">x</button>
</div>
}
}
</div>
</form>
<div class="toppings">
@foreach (var topping in Pizza.Toppings)
{
if (topping?.Topping is not null)
{
<div class="topping">
@topping.Topping.Name
<span class="topping-price">@topping.Topping.GetFormattedPrice()</span>
<button type="button" class="delete-topping" @onclick="@(() => RemoveTopping(topping.Topping))">x</button>
</div>
}
}
</div>
</form>

<div class="dialog-buttons">
<button class="btn btn-secondary mr-auto" @onclick="OnCancel">Cancel</button>
<span class="mr-center">
Price: <span class="price">@(Pizza.GetFormattedTotalPrice())</span>
</span>
<button class="btn btn-success ml-auto" @onclick="OnConfirm">Order ></button>
</div>
<div class="dialog-buttons">
<button class="btn btn-secondary mr-auto" @onclick="OnCancel">Cancel</button>
<span class="mr-center">
Price: <span class="price">@(Pizza.GetFormattedTotalPrice())</span>
</span>
<button class="btn btn-success ml-auto" @onclick="OnConfirm">Order ></button>
</div>


@code {
List<Topping>? toppings;
ElementReference? toppingsSelect { get; set; }

[Parameter, EditorRequired] public Pizza Pizza { get; set; } = new();
[Parameter, EditorRequired] public EventCallback OnCancel { get; set; }
Expand All @@ -73,25 +75,34 @@
toppings = await HttpClient.GetFromJsonAsync<List<Topping>>("toppings") ?? new();
}

void ToppingSelected(ChangeEventArgs e)
async Task ToppingSelected(ChangeEventArgs e)
{
if (toppings is null) return;
if (int.TryParse((string?)e.Value, out var index) && index >= 0)
{
AddTopping(toppings[index]);
await AddTopping(toppings[index]);
}
}

void AddTopping(Topping topping)
async Task AddTopping(Topping topping)
{
if (Pizza.Toppings.Find(pt => pt.Topping == topping) is null)
{
Pizza.Toppings.Add(new PizzaTopping() { Topping = topping });
}
await SetDefaultTopping();
}

void RemoveTopping(Topping topping)
async Task RemoveTopping(Topping topping)
{
Pizza.Toppings.RemoveAll(pt => pt.Topping == topping);
if (!Pizza.Toppings.Any())
await SetDefaultTopping();
}

private async Task SetDefaultTopping()
{
if (toppingsSelect != null)
await JSRuntime.InvokeVoidAsync("JsFunctions.setSelectedIndex", toppingsSelect, 0);
}
}
}
3 changes: 2 additions & 1 deletion src/BlazingPizza.Client/wwwroot/index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -14,7 +14,7 @@
<body>
<div id="app">
<div class="loading-bar"></div>
</div>
</div>

<div id="blazor-error-ui">
An unhandled error has occurred.
Expand All @@ -29,5 +29,6 @@
<script src="_content/BlazingPizza.ComponentsLibrary/deliveryMap.js"></script>
<script src="_content/BlazingPizza.ComponentsLibrary/leaflet/leaflet.js"></script>
<script>navigator.serviceWorker.register('service-worker.js');</script>
<script src="js/functions.js"></script>
</body>
</html>
6 changes: 6 additions & 0 deletions src/BlazingPizza.Client/wwwroot/js/functions.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,6 @@
window.JsFunctions =
{
setSelectedIndex: function (element, index) {
element.selectedIndex = index;
}
};