@using ConSegna.Shared.Core.Helpers
@using Template.Shared.Core.Dto
@using Template.Shared.Core.Interface
@inject IManageDataService manageData

<div class="calendar">
    @{
        DateTime? currentDate = null;
    }

    @if (!Activities.IsNullOrEmpty())
    {
        foreach (var activity in Activities!)
        {
            var dateToShow = activity.EffectiveDate ?? activity.EstimatedDate;

            if (currentDate != dateToShow?.Date)
            {
                currentDate = dateToShow?.Date;
                <div class="week-info">
                    <span>@($"{currentDate:D}")</span>
                </div>
            }

            <ActivityCard Activity="activity"/>
        }
    }
    else
    {
        <NoDataAvailable Text="Nessuna attività trovata" ImageSource="_content/Template.Shared/images/undraw_file-search_cbur.svg"/>
    }
</div>

@code
{
    [Parameter] public required DateRange Date { get; set; }
    [Parameter] public EventCallback<DateRange> DateChanged { get; set; }

    private List<ActivityDTO>? Activities { get; set; }

    protected override async Task OnAfterRenderAsync(bool firstRender)
    {
        if (firstRender)
        {
            await LoadData();
        }
    }

    protected override async Task OnParametersSetAsync()
    {
        await LoadData();
    }

    private async Task LoadData()
    {
        await Task.Delay(1000);
        var refreshActivity = await RefreshActivity();
        Activities = refreshActivity;
        StateHasChanged();
    }

    private async Task<List<ActivityDTO>> RefreshActivity()
    {
        var activityDto = await Task.Run(async () =>
        {
            return Activities = (await manageData.GetActivity(x =>
                    (x.EffectiveDate == null && x.EstimatedDate >= Date.Start && x.EstimatedDate <= Date.End) ||
                    (x.EffectiveDate >= Date.Start && x.EffectiveDate <= Date.End)
                ))
                .OrderBy(x => x.EffectiveDate ?? x.EstimatedDate)
                .ToList();
        });

        return activityDto;
    }
}