@namespace TelegramPanel.Web.Components.Dialogs
@using TelegramPanel.Data.Entities

<MudDialog>
    <DialogContent>
        <MudStack Spacing="3">
            <MudAlert Severity="Severity.Info">
                将为 <strong>@SelectedCount</strong> 个频道设置分类
            </MudAlert>

            <MudSelect @bind-Value="selectedGroupId" Label="选择目标分类" Variant="Variant.Outlined" Required="true">
                <MudSelectItem Value="0">未分类</MudSelectItem>
                @foreach (var g in Groups)
                {
                    <MudSelectItem Value="@g.Id">@g.Name</MudSelectItem>
                }
            </MudSelect>
        </MudStack>
    </DialogContent>
    <DialogActions>
        <MudButton Variant="Variant.Text" Color="Color.Default" OnClick="Cancel">取消</MudButton>
        <MudButton Variant="Variant.Filled" Color="Color.Primary" OnClick="Confirm">确定</MudButton>
    </DialogActions>
</MudDialog>

@code
{
    [CascadingParameter] private MudDialogInstance MudDialog { get; set; } = default!;
    [Parameter] public List<ChannelGroup> Groups { get; set; } = new();
    [Parameter] public int SelectedCount { get; set; }

    private int selectedGroupId;

    private void Cancel() => MudDialog.Cancel();

    private void Confirm()
    {
        MudDialog.Close(DialogResult.Ok(selectedGroupId));
    }
}