using Components.SaveToPdfHelpers;
using DocumentFormat.OpenXml.Spreadsheet;
using PdfSharp.Pdf.Advanced;
using PortalAccountsContracts.BindingModels;
using PortalAccountsContracts.BusinessLogicsContracts;
using PortalAccountsContracts.ViewModels;
using RodionovLibrary.NonVisualComponents;
using RodionovLibrary.NonVisualComponents.HelperModels;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using static System.Windows.Forms.VisualStyles.VisualStyleElement.Window;

namespace PortalAccountsView
{
    public partial class FormMain : Form
    {
        public readonly IAccountLogic _logic;

        public readonly IInterestLogic _interestlogic;
        public FormMain(IAccountLogic logic, IInterestLogic interestlogic)
        {
            InitializeComponent();
            _logic = logic;

            var accounts = new List<(string, string, float)> {
                ("Идентификатор", "Id", 1),
                ("Логин", "Login", 1),
                ("Интерес", "InterestName", 2),
                ("Почта", "Email", 2)
            };

            customDataGridViewTable.ConfigureColumns(accounts);
            _interestlogic = interestlogic;
        }

        private void LoadData()
        {
            var accounts = _logic.ReadList(null);

            customDataGridViewTable.FillData(accounts);
        }
        private void создатьToolStripMenuItem_Click(object sender, EventArgs e)
        {
            var service = Program.ServiceProvider?.GetService(typeof(FormAccount));
            if (service is FormAccount form)
            {
                if (form.ShowDialog() == DialogResult.OK)
                {
                    LoadData();
                }
            }
        }

        private void FormMain_Load(object sender, EventArgs e)
        {
            LoadData();
        }

        private void интересыToolStripMenuItem_Click(object sender, EventArgs e)
        {
            var service = Program.ServiceProvider?.GetService(typeof(FormInterests));
            if (service is FormInterests form)
            {
                form.ShowDialog();
            }
        }

        private void документСАватарамиToolStripMenuItem_Click(object sender, EventArgs e)
        {
            string fileName = "";
            using (var dialog = new SaveFileDialog { Filter = "Excel Files|*.xlsx" })
            {
                if (dialog.ShowDialog() == DialogResult.OK)
                {
                    fileName = dialog.FileName.ToString();
                    MessageBox.Show("Файл выбран", "Успех", MessageBoxButtons.OK, MessageBoxIcon.Information);
                }
                else return;
            }

            List<string> images = new List<string>();
            var list = _logic.ReadList(null);

            try
            {
                if (list != null)
                {
                    foreach (var item in list)
                    {
                        images.Add(item.AvatarPath);
                    }
                    string[] imagesArray = images.ToArray();

                    componentExcelWithImage.CreateExcelWithImages(fileName, "Сканы чеков", imagesArray);
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "Ошибка");
            }
        }

        private void редактироватьToolStripMenuItem_Click(object sender, EventArgs e)
        {
            var service = Program.ServiceProvider?.GetService(typeof(FormAccount));
            if (service is FormAccount form)
            {
                var selected = customDataGridViewTable.GetSelectedObject<AccountViewModel>();
                if (selected == null)
                    return;
                form.Id = selected.Id;
                if (form.ShowDialog() == DialogResult.OK)
                {
                    LoadData();
                }
            }
        }

        private void удалитьToolStripMenuItem_Click(object sender, EventArgs e)
        {
            var selected = customDataGridViewTable.GetSelectedObject<AccountViewModel>();
            if (selected == null)
                return;
            if (MessageBox.Show("Удалить запись?", "", MessageBoxButtons.YesNo) == DialogResult.Yes)
            {
                if (_logic.Delete(new AccountBindingModel { Id = selected.Id }))
                {
                    LoadData();
                }
            }
        }

        private void документСТаблицейToolStripMenuItem_Click(object sender, EventArgs e)
        {
            string fileName = "";
            using (var dialog = new SaveFileDialog { Filter = "docx|*.docx" })
            {
                if (dialog.ShowDialog() == DialogResult.OK)
                {
                    fileName = dialog.FileName.ToString();
                    MessageBox.Show("Файл выбран", "Успех", MessageBoxButtons.OK, MessageBoxIcon.Information);
                }
                else return;
            }

            string title = "Документ с таблицей";

            var mergedColumns = new List<(int, int)>
                    {
                        (1, 2),
                    };
            var columns = new List<ColumnParameters>
                    {
                        new() { FirstRowHeader = "Идент", PropertyName = "Id", Width = 1.3 },
                        new() { FirstRowHeader = "Личные данные", SecondRowHeader = "Логин", PropertyName = "Login", Width = 1.7 },
                        new() { FirstRowHeader = "Личные данные", SecondRowHeader = "Почта", PropertyName = "Email", Width = 1.7 },
                        new() { FirstRowHeader = "Интерес", PropertyName = "InterestName", Width = 1.7 },
                    };

            var list = _logic.ReadList(null);

            var tableInfo = new WordTableInfo<AccountViewModel>
            {
                FileName = fileName,
                Title = title,
                ColumnParameters = columns,
                Items = list,
                MergedColumns = mergedColumns
            };

            try
            {
                wordTableComponent.CreateTable(tableInfo);

            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "Ошибка");
            }
        }

        private void документСГистограммойToolStripMenuItem_Click(object sender, EventArgs e)
        {
            System.Text.Encoding.RegisterProvider(System.Text.CodePagesEncodingProvider.Instance);
            string fileName = "";
            using (var dialog = new SaveFileDialog { Filter = "pdf|*.pdf" })
            {
                if (dialog.ShowDialog() == DialogResult.OK)
                {
                    fileName = dialog.FileName.ToString();
                    MessageBox.Show("Файл выбран", "Успех", MessageBoxButtons.OK, MessageBoxIcon.Information);
                }
                else return;
            }
            var accounts = _logic.ReadList(null);

            

            var list = new ChartData();

            var groupedAccounts = accounts.GroupBy(account => account.InterestName)
                          .Select(group => new
                          {
                              InterestName = group.Key,
                              AccountCount = group.Count()
                          })
                          .ToList();

            var data = new Dictionary<string, double>();

            foreach (var group in groupedAccounts)
            {
                data.Add(group.InterestName, (double)group.AccountCount);
            }

            list.Data= data;
            list.SeriesName = "Пользователи";
            var acc = new List<ChartData>();

            acc.Add(list);

            var histogrammInfo = new HistogramData
            {
                FilePath = fileName,
                DocumentTitle = "Гистограмма PDF",
                ChartTitle = "Количетсво интересов у пользователей",
                LegendPosition = LegendPositions.Bottom,
                ChartData = acc,
            };

            try
            {
                histogrampdf.CreateHistogramPdf(histogrammInfo);
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "Ошибка");
            }
        }
    }
}