using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Components;
using System.Net.Http;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Components.Authorization;
using Microsoft.AspNetCore.Components.Forms;
using Microsoft.AspNetCore.Components.Routing;
using Microsoft.AspNetCore.Components.Web;
using Microsoft.AspNetCore.Components.Web.Virtualization;
using Microsoft.JSInterop;
using SMGen;
using SMGen.Shared;
using SMGen.Components;
using SMGen.Data;

namespace SMGen.Components
{
    public partial class FilesList
    {
        [Parameter]
        public Dictionary<string, bool> FilesStatus { get; set; } = new Dictionary<string, bool>();
        public Dictionary<string, bool> FilesStatusTemp { get; set; } = new Dictionary<string, bool>();
        [Parameter]
        public Dictionary<string, string> Files2Download { get; set; } = new Dictionary<string, string>();
        [Parameter]
        public EventCallback<bool> PagerResetReq { get; set; }

        [Parameter]
        public EventCallback<int> updateRecordCount { get; set; }
        [Parameter]
        public SelectSMIn2EvParams currFilter { get; set; } = null!;
        private int currPage
        {
            get => currFilter.CurrPage;
            set => currFilter.CurrPage = value;
        }
        private int numRecord
        {
            get => currFilter.NumRec;
            set => currFilter.NumRec = value;
        }
        private int _totalCount { get; set; } = 0;
        private int totalCount
        {
            get => _totalCount;
            set
            {
                if (_totalCount != value)
                {
                    _totalCount = value;
                    updateRecordCount.InvokeAsync(value);
                }
            }
        }

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

        protected async Task ReloadData()
        {
            await Task.Delay(1);
            FilesStatusTemp = FilesStatus;
            totalCount = FilesStatusTemp.Count;
            FilesStatus = FilesStatusTemp.Skip(numRecord * (currPage - 1)).Take(numRecord).ToDictionary(x => x.Key, y => y.Value);
            await InvokeAsync(() => StateHasChanged());
        }
    }
}