In Radzen.Blazor 6.x we dropped support for Dynamic LINQ library (which supported Newtonsoft) due to vulnerability issues:
Here is how to achieve the same without third party dependencies:
<RadzenDataGrid Data="@data"
Render="OnRender"
GroupRowRender="OnGroupRowRender">
<GroupHeaderTemplate>
@context.GroupDescriptor.GetTitle()
</GroupHeaderTemplate>
<Columns>
@foreach (var property in data.First().Keys)
{
<RadzenDataGridColumn TItem="IDictionary<string, object>"
Property="@PropertyAccess.GetDynamicPropertyExpression(property, typeof(string))"
Title="@property">
<Template>
@context[property]
</Template>
</RadzenDataGridColumn>
}
</Columns>
</RadzenDataGrid>
@code {
bool? groupsExpanded;
private IEnumerable<IDictionary<string, object>> data;
protected override async Task OnInitializedAsync() => await LoadData();
private async Task LoadData()
{
string jsonString = @"[
{""Id"": 1, ""Name"": ""John Doe"", ""Department"": ""IT"", ""Salary"": 75000},
{""Id"": 2, ""Name"": ""Jane Smith"", ""Department"": ""HR"", ""Salary"": 65000},
{""Id"": 3, ""Name"": ""Bob Johnson"", ""Department"": ""IT"", ""Salary"": 80000},
{""Id"": 4, ""Name"": ""Alice Brown"", ""Department"": ""Finance"", ""Salary"": 70000},
{""Id"": 5, ""Name"": ""Charlie Wilson"", ""Department"": ""HR"", ""Salary"": 62000}
]";
data = System.Text.Json.JsonSerializer.Deserialize<List<Dictionary<string, object>>>(jsonString)
.Select(dict => dict.ToDictionary(kvp => kvp.Key, kvp => (object)kvp.Value?.ToString() ?? string.Empty));
}
void OnRender(DataGridRenderEventArgs<IDictionary<string, object>> args)
{
if (args.FirstRender)
{
args.Grid.Groups.Add(new GroupDescriptor() { Title = "Department", Property = PropertyAccess.GetDynamicPropertyExpression("Department", typeof(string)), SortOrder = SortOrder.Descending });
StateHasChanged();
}
}
void OnGroupRowRender(GroupRowRenderEventArgs args)
{
args.Expanded = groupsExpanded;
}
}