using Microsoft.AspNetCore.Components;
using System.Drawing;
using WebDoorCreator.Data.DbModels;
using WebDoorCreator.Data.DTO;
using WebDoorCreator.Data.Services;

namespace WebDoorCreator.UI.Components.FilesMan
{
    public partial class CompoCompare
    {
        protected List<DoorOpTypeModel> tempDOT = new List<DoorOpTypeModel>();

        protected double expTime { get; set; } = 6;
        protected int numSteps { get; set; } = 4;
        private Dictionary<string, FileDTO> files2Chk = new Dictionary<string, FileDTO>();
        private int currVal = 100;
        private int expTimeMSec = 10000;
        private int maxVal = 100;
        private int nextVal = 100;
        private Random rnd = new Random();
        private string titleMsg = "Scanning directories";

#if false
        protected async Task StartLongTimer()
        {
            double stdWait = expTime / numSteps;
            int nextWait = 1000;
            int stepVal = maxVal / numSteps;
            // imposto i valori x progress..
            maxVal = 100;
            expTimeMSec = (int)(stdWait * 1000);
            //nextVal = stepVal;
            //currVal = 0;
            for (int currStep = 1; currStep <= numSteps; currStep++)
            {
                // aggiorno valori
                currVal = (currStep - 1) * stepVal;
                nextVal = currStep * stepVal;
                // se max mi fermo...
                if (nextVal > maxVal)
                {
                    nextVal = maxVal;
                }
                await InvokeAsync(StateHasChanged);
                // simulo ritardo importante (da 2 a 3 volte
                nextWait = (int)(rnd.Next(2000, 3000) * stdWait);
                // attendo step successivi...
                await Task.Delay(nextWait);
            }
            await Task.Delay(1);
            currVal = maxVal;
            await InvokeAsync(StateHasChanged);
        } 
#endif
        [Inject]
        protected IConfiguration configuration { get; set; } = null!;

        [Inject]
        protected WebDoorCreatorService WDCService { get; set; } = null!;

        protected string txt1 { get; set; } = "";
        protected string txt2 { get; set; } = "";
        protected bool isLoading { get; set; } = false;

        private string rootPathNew
        {
            get => configuration.GetValue<string>("CompoBaseDirs:NewCompoDir");
        }
        private bool _selUns { get; set; } = false;
        private bool selUns
        {
            get => _selUns;
            set
            {
                _selUns = value;
                selectAll(_selUns);
            }
        }

        private string rootPathOld
        {
            get => configuration.GetValue<string>("CompoBaseDirs:CurrCompoDir");
        }

        protected string btnCssClass(Core.Enum.fileStatus fStat, bool doAct)
        {
            string answ = "";
            if (fStat == Core.Enum.fileStatus.add && doAct)
            {
                answ = "btn-success";
            }
            else if (fStat == Core.Enum.fileStatus.mod && doAct)
            {
                answ = "btn-warning";
            }
            else if (fStat == Core.Enum.fileStatus.rem && doAct)
            {
                answ = "btn-danger";
            }
            else
            {
                answ = "btn-secondary";
            }
            return answ;
        }

        protected string btnIcon(Core.Enum.fileStatus fStat)
        {
            string answ = "";
            if (fStat == Core.Enum.fileStatus.add || fStat == Core.Enum.fileStatus.mod)
            {
                answ = "fa-solid fa-circle-arrow-right";
            }
            else if (fStat == Core.Enum.fileStatus.rem)
            {
                answ = "fa-solid fa-square-minus";
            }
            return answ;
        }
        protected string btnTxt(Core.Enum.fileStatus fStat)
        {
            string answ = "";
            if (fStat == Core.Enum.fileStatus.add)
            {
                answ = "A";
            }
            else if (fStat == Core.Enum.fileStatus.mod)
            {
                answ = "U";
            }
            else if (fStat == Core.Enum.fileStatus.rem)
            {
                answ = "D";
            }
            return answ;
        }

        protected void selectAll(bool selUnsel)
        {
            foreach (var item in files2Chk)
            {
                item.Value.action = selUnsel;
            }
        }
        private int sendDataVal = 0;
        private int sendDataNextVal = 0;
        private int sendDataMaxVal = 100;
        protected async Task doScan()
        {
            isLoading = true;
            //await StartLongTimer();
            //isSendingData = true;
            sendDataVal = 0;
            sendDataNextVal = 90;
            files2Chk = new Dictionary<string, FileDTO>();
            tempDOT.Clear();
            await WDCService.populateHws();
            var oldFiles = await WDCService.scanSrcDestDir(rootPathOld);
            var newFiles = await WDCService.scanSrcDestDir(rootPathNew);
            //tempDOT = await WDCService.scanAndCompare();

            foreach (var item in newFiles)
            {
                if (oldFiles.ContainsKey(item.Key))
                {
                    if (oldFiles[item.Key].FileMD5 != item.Value.FileMD5)
                    {
                        item.Value.status = Core.Enum.fileStatus.mod;
                    }
                    oldFiles.Remove(item.Key);
                    //files2Chk.Add(item.Key, item.Value);
                }
                else
                {
                    item.Value.status = Core.Enum.fileStatus.add;
                }
                files2Chk.Add(item.Key, item.Value);
            }


            foreach (var item in oldFiles)
            {
                item.Value.status = Core.Enum.fileStatus.rem;
                files2Chk.Add(item.Key, item.Value);
            }

            files2Chk = files2Chk.Where(x => x.Value.status > 0).ToDictionary(x => x.Key, x => x.Value);
            sendDataVal = 100;
            sendDataNextVal = 100;
            isLoading = false;
        }
        protected async Task changeDoAct(KeyValuePair<string, FileDTO> currObj)
        {
            await Task.Delay(1);
            files2Chk[currObj.Key].action = !files2Chk[currObj.Key].action;
        }

        protected async Task doSave()
        {
            await Task.Delay(1);
            foreach (var item in files2Chk)
            {
                if (item.Value.status == Core.Enum.fileStatus.add)
                {
                    File.Copy($"{rootPathNew}\\{item.Key}", $"{rootPathOld}\\{item.Key}");
                }
                else if (item.Value.status == Core.Enum.fileStatus.mod)
                {
                    //await ReplaceFile($"{rootPathNew}{item.Key}", $"{rootPathOld}{item.Key}", $"R:\\WebDoor\\bck\\{item.Key}");
                }
                else if (item.Value.status == Core.Enum.fileStatus.rem)
                {
                    File.Delete($"{rootPathOld}\\{item.Key}");
                }
            }
        }
        protected async Task ReplaceFile(string FileToMoveAndDelete, string FileToReplace, string BackupOfFileToReplace)
        {
            await Task.Delay(1);
            File.Replace(FileToMoveAndDelete, FileToReplace, BackupOfFileToReplace, false);
        }
        protected async Task showDiff(string relPath)
        {
            await Task.Delay(1);
            //show = !show;
            await setTxt1(relPath);
            await setTxt2(relPath);

        }

        protected async Task setTxt1(string fileRelPath)
        {
            await Task.Delay(1);
            txt1 = File.ReadAllText($"{rootPathNew}\\{fileRelPath}");
        }
        protected async Task setTxt2(string fileRelPath)
        {
            await Task.Delay(1);
            txt2 = File.ReadAllText($"{rootPathOld}\\{fileRelPath}");
        }
        protected bool show { get; set; } = false;
    }
}