@using System.Linq.Dynamic.Core
@inject IHttpService httpService
@using PanoptesFrontend.Services

<RadzenDataGrid @bind-Value=@selectedItems Data="@data" TItem="IDictionary<string, object>" ColumnWidth="200px"
                        AllowFiltering="true" FilterPopupRenderMode="PopupRenderMode.OnDemand" FilterMode="FilterMode.Advanced" AllowPaging="true" AllowSorting="true">
        <Columns>
            @foreach(var column in columns)
            {
                <RadzenDataGridColumn TItem="IDictionary<string, object>" Title="@column.Key" Type="column.Value"
                        Property="@GetColumnPropertyExpression(column.Key, column.Value)" >
                    <Template>
                        @context[@column.Key]
                    </Template>
                </RadzenDataGridColumn>
            }
    </Columns>
</RadzenDataGrid>
<button @onclick="Update">Update Table</button>

@code {
    IList<IDictionary<string, object>> selectedItems;
    
    [Parameter]
    public List<Dictionary<string, object>> data { get; set; }
    [Parameter]
    public int TableId {get; set;}

    public IDictionary<string, Type> columns { get; set; }
    public string GetColumnPropertyExpression(string name, Type type)
    {
        var expression = $@"it[""{name}""].ToString()";

        if (type == typeof(int))
        {
            return $"int.Parse({expression})";
        }
        else if (type == typeof(DateTime))
        {
            return $"DateTime.Parse({expression})";
        }

        return expression;
    }

    protected override async Task OnInitializedAsync()
    {
        // Generate the columns dynamically based on the properties of the first object in the list
        var firstItem = data.FirstOrDefault();
        if (firstItem != null)
        {
            columns = firstItem.ToDictionary(p => p.Key, p => p.Value.GetType());

            foreach (var column in columns.ToList())
            {
                if (column.Value != typeof(int) && column.Value != typeof(DateTime))
                {
                    columns[column.Key] = typeof(string);
                }
            }
        }
    }

    private async Task Update()
    {
        string module = "localhost:8080";

        var response = await httpService.GetAsync<TableComponent>($"http://localhost:10000/{module}/{TableId}");
        
        if (response.Data != null)
        {
            data.Clear();
            data.AddRange(response.Data);
        }
        await InvokeAsync(() => StateHasChanged());
    }
}