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fix(module: datepicker): an exception is caused when passes the value as null #2688

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merged 1 commit into from
Sep 8, 2022
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fix(module: datepicker): an exception is caused when passes the value as null #2688

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15 changes: 13 additions & 2 deletions components/date-picker/RangePicker.razor.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,6 @@
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using AntDesign.core.Extensions;
using AntDesign.Core.Extensions;
using Microsoft.AspNetCore.Components;
using Microsoft.AspNetCore.Components.Web;
Expand All @@ -14,7 +13,6 @@ public partial class RangePicker<TValue> : DatePickerBase<TValue>
{
private TValue _value;
private TValue _lastValue;
private TValue _swpValue;

/// <summary>
/// Gets or sets the value of the input. This should be used with two-way binding.
Expand All @@ -28,6 +26,19 @@ public override sealed TValue Value
get { return _value; }
set
{
// initial value is null, return directly
if (value is null && _lastValue is null)
{
return;
}

// set null, then clear the values
if (value is null && _lastValue is not null)
{
ClearValue();
return;
}

TValue orderedValue = SortValue(value);

var hasChanged = _lastValue is null || (IsNullable ? !Enumerable.SequenceEqual(orderedValue as DateTime?[], _lastValue as DateTime?[]) :
Expand Down