public void SelectorHelpers_GetText()
{
Assert.AreEqual("X1", SelectorHelpers.GetText <int>(i => "X" + i, 1)); // use text selector
Assert.AreEqual("1", SelectorHelpers.GetText <int>(null, 1)); // text selector is null, use fallback (1.ToString())
Assert.AreEqual("", SelectorHelpers.GetText <int?>(null, null)); // no text selector, no item, use empty string
Assert.AreEqual("", SelectorHelpers.GetText <int>(i => null, 1)); // text selector is not null, do not use fallback (1.ToString())
}
/// <inheritdoc/>
protected override void BuildRenderInput(RenderTreeBuilder builder)
{
RefreshState();
if (itemsToRender.Count > 0)
{
UglyHack uglyHack = new UglyHack(); // see comment below
foreach (var item in itemsToRender)
{
TValue value = SelectorHelpers.GetValue <TItem, TValue>(ValueSelector, item);
builder.OpenComponent(1, typeof(HxInputCheckbox));
builder.AddAttribute(2, nameof(HxInputCheckbox.Label), SelectorHelpers.GetText(TextSelector, item));
builder.AddAttribute(3, nameof(HxInputCheckbox.Value), Value?.Contains(value) ?? false);
builder.AddAttribute(4, nameof(HxInputCheckbox.ValueChanged), EventCallback.Factory.Create <bool>(this, @checked => HandleValueChanged(@checked, item)));
builder.AddAttribute(5, nameof(HxInputCheckbox.Enabled), EnabledEffective);
// We need ValueExpression. Ehm, HxInputCheckbox needs ValueExpression. Because it is InputBase<T> which needs ValueExpression.
// We have nothing to give the HxInputCheckbox. So we make own class with property which we assign to the ValueExpression.
// Impacts? Unknown. Maybe none.
builder.AddAttribute(6, nameof(HxInputCheckbox.ValueExpression), (Expression <Func <bool> >)(() => uglyHack.HackProperty));
builder.AddAttribute(7, nameof(HxInputCheckbox.ShowValidationMessage), false);
builder.AddAttribute(8, nameof(HxInputCheckbox.Inline), this.Inline);
builder.AddMultipleAttributes(100, this.AdditionalAttributes);
builder.CloseComponent();
}
}
}
protected void cancelEditAnswer_Click(object sender, EventArgs e)
{
Button btn = sender as Button;
Panel editAnswer = SelectorHelpers.FindFirstByCssClass <Panel>(btn.Parent, "editAnswer");
new EffectRollUp(editAnswer, 500).Render();
}
protected void ViewComments(object sender, EventArgs e)
{
LinkButton btn = sender as LinkButton;
int id = GetIdOfAnswer(btn);
QuizItem answer = QuizItem.Find(id);
Panel tmp = SelectorHelpers.FindFirstByCssClass <Panel>(btn.Parent, "viewComments");
if (!tmp.Visible || tmp.Style["display"] == "none")
{
btn.Text = "Hide " + btn.Text;
tmp.Visible = true;
tmp.ReRender();
System.Web.UI.WebControls.Repeater rep = Selector.SelectFirst <System.Web.UI.WebControls.Repeater>(tmp);
rep.DataSource = answer.Children;
rep.DataBind();
TextArea txt = Selector.SelectFirst <TextArea>(tmp);
txt.Text = "write your comment here...";
new EffectRollDown(tmp, 500)
.Render();
}
else
{
btn.Text = btn.Text.Replace("Hide ", "");
new EffectRollUp(tmp, 500)
.Render();
}
}
/// <inheritdoc/>
protected override bool TryParseValueFromString(string value, out TValue result, out string validationErrorMessage)
{
int index = int.Parse(value);
result = (index == -1)
? default(TValue)
: SelectorHelpers.GetValue <TItem, TValue>(ValueSelectorImpl, itemsToRender[index]);
validationErrorMessage = null;
return(true);
}
protected override void RenderChipValue(RenderTreeBuilder builder)
{
if ((chipValue is null) && (Value != null) && (DataImpl != null))
{
// fallback for initial rendering without chipValue
// does not help when DataImpl is not set yet (loaded asynchronously)
var item = DataImpl.FirstOrDefault(item => comparer.Equals(Value, SelectorHelpers.GetValue <TItem, TValue>(ValueSelectorImpl, item)));
chipValue = SelectorHelpers.GetText(TextSelectorImpl, item);
}
builder.AddContent(0, chipValue);
}
/// <summary>
/// Selects the entity whose key member value is equal to the request's key member value:
/// ie: Single(entity => request.key == entity.key)
/// </summary>
public static RequestEntityConfigBuilder <TRequest, TEntity> SelectBy <TRequest, TEntity>(
this RequestEntityConfigBuilder <TRequest, TEntity> config,
string key)
where TEntity : class
{
var kRequest = Key.MakeKey <TRequest>(key);
var kEntity = Key.MakeKey <TEntity>(key);
var selector = SelectorHelpers.BuildSingle <TRequest, TEntity>(kRequest, kEntity);
return(config.SetSelector(selector));
}
/// <summary>
/// Selects entities whose entityKey member is contained within the request's requestItems collection
/// ie: Where(entity => request.requestItems.Contains(entity.entityKey))
/// </summary>
public static BulkRequestEntityConfigBuilder <TRequest, TItem, TEntity> SelectBy <TRequest, TItem, TEntity>(
this BulkRequestEntityConfigBuilder <TRequest, TItem, TEntity> config,
Expression <Func <TRequest, ICollection <TItem> > > requestItems,
string entityKey)
where TEntity : class
{
var kEntity = Key.MakeKey <TEntity>(entityKey);
var kItem = Key.Identity <TItem>();
var selector = SelectorHelpers.BuildCollection <TRequest, TItem, TEntity>(requestItems, kEntity, kItem);
return(config.SetSelector(selector));
}
protected void BuildRenderInput_RenderRadioItem(RenderTreeBuilder builder, int index)
{
var item = itemsToRender[index];
if (item != null)
{
bool selected = (index == selectedItemIndex);
if (selected)
{
chipValue = SelectorHelpers.GetText(TextSelectorImpl, item);
}
string inputId = GroupName + "_" + index.ToString();
builder.OpenElement(100, "div");
// TODO CoreCssClass
builder.AddAttribute(101, "class", CssClassHelper.Combine("form-check", this.Inline ? "form-check-inline" : null));
builder.OpenElement(200, "input");
builder.AddAttribute(201, "class", "form-check-input");
builder.AddAttribute(202, "type", "radio");
builder.AddAttribute(203, "name", GroupName);
builder.AddAttribute(204, "id", inputId);
builder.AddAttribute(205, "value", index.ToString());
builder.AddAttribute(206, "checked", selected);
builder.AddAttribute(207, "disabled", !CascadeEnabledComponent.EnabledEffective(this));
int j = index;
builder.AddAttribute(208, "onclick", EventCallback.Factory.Create(this, () => HandleInputClick(j)));
builder.AddEventStopPropagationAttribute(209, "onclick", true);
builder.AddMultipleAttributes(250, this.AdditionalAttributes);
builder.CloseElement(); // input
builder.OpenElement(300, "label");
builder.AddAttribute(301, "class", "form-check-label");
builder.AddAttribute(302, "for", inputId);
if (ItemTemplateImpl != null)
{
builder.AddContent(303, ItemTemplateImpl(item));
}
else
{
builder.AddContent(304, SelectorHelpers.GetText(TextSelectorImpl, item));
}
builder.CloseElement(); // label
builder.CloseElement(); // div
}
}
/// <inheritdoc />
protected override string FormatValueAsString(List <TValue> value)
{
// Used for CurrentValueAsString (which is used for the input element and for the chip generator).
// Thats why we do not use NullDataText here.
if ((!value?.Any() ?? true) || (Data == null))
{
// don't care about chip generator, it does not call this method for null/empty value
return(EmptyText);
}
// Take itemsToRender because they are sorted.
List <TItem> selectedItems = itemsToRender.Where(item => value.Contains(SelectorHelpers.GetValue <TItem, TValue>(ValueSelector, item))).ToList();
return(String.Join(", ", selectedItems.Select(TextSelector)));
}
private void HandleItemSelectionChanged(bool @checked, TItem item)
{
var newValue = Value == null ? new List <TValue>() : new List <TValue>(Value);
TValue value = SelectorHelpers.GetValue <TItem, TValue>(ValueSelector, item);
if (@checked)
{
newValue.Add(value);
}
else
{
newValue.Remove(value);
}
CurrentValue = newValue; // setter includes ValueChanged + NotifyFieldChanged
}
protected void EditAnswerBtnClick(object sender, EventArgs e)
{
LinkButton btn = sender as LinkButton;
Panel editAnswer = SelectorHelpers.FindFirstByCssClass <Panel>(btn.Parent, "editAnswer");
if (!editAnswer.Visible || editAnswer.Style["display"] == "none")
{
TextArea text = Selector.SelectFirst <TextArea>(editAnswer);
int id = GetIdOfAnswer(btn);
text.Text = QuizItem.Find(id).Body;
editAnswer.Visible = true;
new EffectRollDown(editAnswer, 500)
.ChainThese(new EffectFocusAndSelect(text))
.Render();
}
}
/// <summary>
/// Selects entities whose entityKey member is contained within the request's requestItems collection
/// ie: Where(entity => request.requestItems.Contains(entity.entityKey))
/// </summary>
public static BulkRequestEntityConfigBuilder <TRequest, TItem, TEntity> SelectBy <TRequest, TItem, TEntity>(
this BulkRequestEntityConfigBuilder <TRequest, TItem, TEntity> config,
Expression <Func <TRequest, ICollection <TItem> > > requestItems,
Expression <Func <TEntity, TItem> > entityKey)
where TEntity : class
{
var kEntity = Key.MakeKeys(entityKey);
var kItem = Key.Identity <TItem>();
if (kEntity.Length > 1)
{
throw new BadConfigurationException($"Composite keys are not supported for bulk requests");
}
var selector = SelectorHelpers.BuildCollection <TRequest, TItem, TEntity>(requestItems, kEntity[0], kItem);
return(config.SetSelector(selector));
}
protected void SaveComment(object sender, EventArgs e)
{
Button btn = sender as Button;
int id = GetIdOfAnswer(btn.Parent);
QuizItem q = QuizItem.Find(id);
TextArea tmp = Selector.SelectFirst <TextArea>(btn.Parent);
QuizItem n = new QuizItem();
n.Body = tmp.Text;
n.CreatedBy = Operator.Current;
n.Parent = q;
n.Save();
q.Refresh();
new EffectRollUp(btn.Parent, 500)
.Render();
LinkButton viewComments = SelectorHelpers.FindFirstByCssClass <LinkButton>(btn.Parent.Parent, "comments");
viewComments.Text = "Comments [" + q.Children.Count + "]";
}
/// <summary>
/// Selects the entity whose entityKey member value is equal to the request's requestKey member value:
/// ie: Single(entity => request.requestKey == entity.entityKey)
/// </summary>
public static RequestEntityConfigBuilder <TRequest, TEntity> SelectBy <TRequest, TEntity, TRequestKey>(
this RequestEntityConfigBuilder <TRequest, TEntity> config,
Expression <Func <TRequest, TRequestKey> > requestKey,
string entityKey)
where TEntity : class
{
var kRequest = Key.MakeKeys(requestKey);
var kEntity = Key.MakeKey <TEntity>(entityKey);
if (kRequest == null || kRequest.Length == 0 || kEntity == null)
{
return(config);
}
if (kRequest.Length != 1)
{
throw new IncompatibleKeysException(typeof(TRequest), typeof(TEntity));
}
var selector = SelectorHelpers.BuildSingle <TRequest, TEntity>(kRequest[0], kEntity);
return(config.SetSelector(selector));
}
private void BuildDefaultSelector <TCompatibleRequest>(RequestConfig <TCompatibleRequest> config)
{
var kItem = config.GetRequestKeys();
var kEntity = config.GetKeysFor <TEntity>();
if (kItem != null && kItem.Length > 0 && kEntity != null && kItem.Length > 0)
{
if (kItem.Length != kEntity.Length)
{
throw new IncompatibleKeysException(typeof(TCompatibleRequest), typeof(TEntity));
}
if (kItem.Length > 1)
{
throw new BadConfigurationException($"Composite keys are not supported for bulk requests");
}
var selector = SelectorHelpers.BuildCollection <TRequest, TItem, TEntity>(
_getRequestItems, kEntity[0], kItem[0]);
config.SetEntitySelector <TEntity>(selector);
}
}
public async Task Handle_DefaultWithResponse_CreatesUserAndReturnsDto()
{
var request = new CreateRequest <User, UserDto, UserGetDto>(new UserDto {
Name = "TestUser"
});
var response = await Mediator.HandleAsync(request);
Assert.IsFalse(response.HasErrors);
Assert.AreEqual(1, Context.Set <User>().Count());
Assert.IsNotNull(response.Result);
Assert.AreEqual("TestUser", response.Result.Name);
Assert.AreEqual(response.Result.Id, Context.Set <User>().First().Id);
var requestTest = new CreateUserWithoutResponseRequest();
var kRequest = Key.MakeKeys <CreateUserWithoutResponseRequest, string>(x => x.User.Name);
var kEntity = Key.MakeKeys <User, string>(x => x.Name);
var selector = SelectorHelpers.BuildSingle <CreateUserWithoutResponseRequest, User>(kRequest[0], kEntity[0]);
var test1 = selector.Get <User>()(new CreateUserWithoutResponseRequest());
var test2 = Test(request => user => request.User.Name == user.Name, requestTest);
int n = 0;
}
private void HandleInputClick(int index)
{
CurrentValue = SelectorHelpers.GetValue <TItem, TValue>(ValueSelectorImpl, itemsToRender[index]);
}
/// <inheritdoc/>
protected override void BuildRenderInput(RenderTreeBuilder builder)
{
chipValue = null;
RefreshState();
bool enabledEffective = this.EnabledEffective;
builder.OpenElement(0, "select");
BuildRenderInput_AddCommonAttributes(builder, null);
builder.AddAttribute(1000, "onchange", EventCallback.Factory.CreateBinder <string>(this, value => CurrentValueAsString = value, CurrentValueAsString));
builder.AddEventStopPropagationAttribute(1001, "onclick", true);
builder.AddElementReferenceCapture(1002, elementReferece => InputElement = elementReferece);
if (itemsToRender != null)
{
if ((NullableEffective && enabledEffective) || (selectedItemIndex == -1))
{
builder.OpenElement(2000, "option");
builder.AddAttribute(2001, "value", -1);
builder.AddAttribute(2002, "selected", selectedItemIndex == -1);
builder.AddContent(2003, NullTextImpl);
builder.CloseElement();
}
for (int i = 0; i < itemsToRender.Count; i++)
{
var item = itemsToRender[i];
if (item != null)
{
bool selected = (i == selectedItemIndex);
if (enabledEffective || selected) /* when not enabled only selected item is rendered */
{
string text = SelectorHelpers.GetText(TextSelectorImpl, item);
builder.OpenElement(3000, "option");
builder.SetKey(i.ToString());
builder.AddAttribute(3001, "value", i.ToString());
builder.AddAttribute(3002, "selected", selected);
builder.AddContent(3003, text);
builder.CloseElement();
if (selected)
{
chipValue = text;
}
}
}
}
}
else
{
if (!String.IsNullOrEmpty(NullDataTextImpl))
{
builder.OpenElement(4000, "option");
builder.AddAttribute(4001, "selected", true);
builder.AddContent(4002, NullDataTextImpl);
builder.CloseElement();
}
}
builder.CloseElement();
}
private void RefreshState()
{
if (DataImpl != null)
{
itemsToRender = DataImpl.ToList();
// AutoSort
if (AutoSortImpl && (itemsToRender.Count > 1))
{
if (SortKeySelectorImpl != null)
{
itemsToRender = itemsToRender.OrderBy(this.SortKeySelectorImpl).ToList();
}
else if (TextSelectorImpl != null)
{
itemsToRender = itemsToRender.OrderBy(this.TextSelectorImpl).ToList();
}
else
{
itemsToRender = itemsToRender.OrderBy(i => i.ToString()).ToList();
}
}
// set next properties for rendering
selectedItemIndex = itemsToRender.FindIndex(item => comparer.Equals(Value, SelectorHelpers.GetValue <TItem, TValue>(ValueSelectorImpl, item)));
if ((Value != null) && (selectedItemIndex == -1))
{
throw new InvalidOperationException($"Data does not contain item for current value '{Value}'.");
}
}
else
{
itemsToRender = null;
selectedItemIndex = -1;
}
}
public void SelectorHelpers_GetValue()
{
Assert.AreEqual(null, SelectorHelpers.GetValue <int?, string>(i => "X" + i, null)); // use default
Assert.AreEqual("X1", SelectorHelpers.GetValue <int?, string>(i => "X" + i, 1)); // use value selector
Assert.AreEqual(1, SelectorHelpers.GetValue <int?, int?>(null, 1)); // use value selector
}
