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jsmr/JSMR.UI.Blazor/Components/JPagination.razor
2025-11-10 20:31:50 -05:00

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<div class="pagination">
<div>
<label>@IndexInfo</label>
</div>
<MudPagination ShowFirstButton="true" ShowLastButton="true" Count="@((int)Math.Ceiling((decimal)TotalItems / (decimal)PageSize))" Selected="@PageNumber" SelectedChanged="OnSelectedChanged" />
<div>
<MudSelect T="int" Value="PageSize" ValueChanged="OnPageSizeChanged" Dense="true" Variant="Variant.Outlined" Margin="Margin.Dense">
@foreach (int value in PageSizes)
{
<MudSelectItem Value="@value">@value</MudSelectItem>
}
</MudSelect>
</div>
</div>
@code {
[Parameter]
public int PageNumber { get; set; }
[Parameter]
public EventCallback<int> PageNumberChanged { get; set; }
[Parameter]
public int[] PageSizes { get; set; } = [5, 10, 25, 50, 100];
[Parameter]
public int PageSize { get; set; }
[Parameter]
public EventCallback<int> PageSizeChanged { get; set; }
[Parameter]
public int TotalItems { get; set; }
[Parameter]
public EventCallback<int> TotalItemsChanged { get; set; }
public string IndexInfo => TotalItems == 0 ? "No items" : $"{StartIndex.ToString("n0")} - {EndIndex.ToString("n0")} of {TotalItems.ToString("n0")} items";
public int StartIndex => (PageNumber - 1) * PageSize + 1;
public int EndIndex => PageNumber * PageSize < TotalItems ? PageNumber * PageSize : TotalItems;
private async Task OnSelectedChanged(int newPage)
{
PageNumber = newPage;
await PageNumberChanged.InvokeAsync(newPage);
}
private async Task OnPageSizeChanged(int newPageSize)
{
PageSize = newPageSize;
await PageSizeChanged.InvokeAsync(newPageSize);
}
}