using Avalonia.Controls;
using Avalonia.Controls.Shapes;
using Avalonia.Interactivity;
using Avalonia.Markup.Xaml.MarkupExtensions;
using Avalonia.Media;
using System;
using System.Collections;
using System.IO;
using System.Linq;
using System.Text.RegularExpressions;
using System.Xml.Linq;
using Tmds.DBus.Protocol;
using static System.Net.Mime.MediaTypeNames;

namespace AvaloniaApplication2
{
    // структура пользователей
    public struct Users
    {
        public string lastname;
        public string firstname;
        public string patronymic;
        public string phoneNumber;
        public string birthday;
        public string gender;
        public string birthmonth;
        public string birthyear;
        public string weekday;
        public string horoscope;
        public void GetUser(string[] splittedLine)
        {
            lastname = splittedLine[0];
            firstname = splittedLine[1];
            patronymic = splittedLine[2];
            phoneNumber = splittedLine[3];
            gender = splittedLine[4];
            birthday = splittedLine[5];
            birthmonth = splittedLine[6];
            birthyear = splittedLine[7];
            weekday = splittedLine[8];
            horoscope = splittedLine[9];
    }
    }
    public partial class MainWindow : Window
    {
        private string[] months = {"Январь", "Февраль", "Март", "Апрель", "Май", "Июнь", "Июль", "Август", "Сентябрь", "Октябрь", "Ноябрь", "Декабрь"};
        private string[] weekdays = { "Воскресенье", "Понедельник", "Вторник", "Среда", "Четверг", "Пятница", "Суббота" };
        private string basepath = Directory.GetParent(Directory.GetCurrentDirectory()).Parent.Parent.FullName;
        public MainWindow()
        {
            InitializeComponent();
        }

        private void WriteFile(object sender, RoutedEventArgs e)
        {
            
            
            bool flag = true; // Показывает, есть ли несоответствия паттернам среди введенных данных 
            string errmessage = ""; // Переменная, которая хранит несоответствия регулярным выражениям
            tErrMsg.Text = " ";
            Regex[] patterns = { new Regex(@"^[А-Я][а-я]+$"), // Паттерн для проверки фамилии
                new Regex(@"^(2|1)\d{3}$"), // Паттерн для проверки года рождения
                new Regex(@"^\d{1,2}$"), // Паттерн для проверки дня рождения
                new Regex(@"^(7|8)\d{10}$"), // Паттерн для проверки телефона без форматирования (напр., 79000000000)
                new Regex(@"(7|8)\(\d{3}\)\d{3}-\d{2}-\d{2}$"), // с форматированием (напр., 8(900)000-00-00))                                                   
                new Regex(@"^[А-Я][а-я]*$") // Паттерн для проверки имени
            };

            Users user = new Users();

            foreach(TextBox item in new TextBox[]{tbLastName, tbFirstName, tbPatronymic, tbPhone, tbBirthDay, tbBirthYear }) // Изменяет значения невведенных полей с Null на " "
            {
                if (item.Text is not string)
                    item.Text = " ";
            }

            // заполнение полей структуры
            user.birthmonth = months[cbBirthMonth.SelectedIndex];
            if (GenderM.IsChecked == true)
                user.gender = "Мужской";
            else
                user.gender = "Женский";

            if (patterns[0].IsMatch(tbLastName.Text))
                user.lastname = tbLastName.Text;
            else
            {
                errmessage += "Фамилия, ";
                flag = false;
            }    
            if (patterns[5].IsMatch(tbFirstName.Text))
                user.firstname = tbFirstName.Text;
            else
            {
                errmessage += "Имя, ";
                flag = false;
            }
            if (patterns[0].IsMatch(tbPatronymic.Text))
                user.patronymic = tbPatronymic.Text;
            else
            {
                errmessage += "Отчество, ";
                flag = false;
            }
            if (patterns[3].IsMatch(tbPhone.Text))
                user.phoneNumber = $"8({tbPhone.Text.Substring(1,3)}){tbPhone.Text.Substring(4, 3)}-{tbPhone.Text.Substring(7, 2)}-{tbPhone.Text.Substring(9, 2)}";
            else if (patterns[4].IsMatch(tbPhone.Text))
                user.phoneNumber = $"8{tbPhone.Text.Substring(1, tbPhone.Text.Length-1)}";
            else
            {
                errmessage += "Телефон, ";
                flag = false;
            }
            if (patterns[1].IsMatch(tbBirthYear.Text))
                user.birthyear = tbBirthYear.Text;
            else
            {
                errmessage += "Год, ";
                flag = false;
            }
            if (patterns[2].IsMatch(tbBirthDay.Text))
                user.birthday = tbBirthDay.Text;
            else
            {
                errmessage += "День, ";
                flag = false;
            }

            if (!flag)
            {
                tErrMsg.Text = $"{errmessage.Substring(0,errmessage.Length-2)} не соответствуют формату";
            }
            else
            {
                DateOnly birthdate = new DateOnly(Convert.ToInt32(user.birthyear), cbBirthMonth.SelectedIndex+1, Convert.ToInt32(user.birthday));
                user.weekday = weekdays[Convert.ToInt32(birthdate.DayOfWeek)];
                DateOnly[,] hrsRanges = { {new DateOnly(Convert.ToInt32(user.birthyear), 12, 24), new DateOnly(Convert.ToInt32(user.birthyear), 1, 30) },
                {new DateOnly(Convert.ToInt32(user.birthyear), 1, 31), new DateOnly(Convert.ToInt32(user.birthyear), 2, 28) },
                {new DateOnly(Convert.ToInt32(user.birthyear), 3, 1), new DateOnly(Convert.ToInt32(user.birthyear), 3, 31) },
                {new DateOnly(Convert.ToInt32(user.birthyear), 4, 1), new DateOnly(Convert.ToInt32(user.birthyear), 4, 30) },
                {new DateOnly(Convert.ToInt32(user.birthyear), 5, 1), new DateOnly(Convert.ToInt32(user.birthyear), 5, 14) },
                {new DateOnly(Convert.ToInt32(user.birthyear), 5, 15), new DateOnly(Convert.ToInt32(user.birthyear), 6, 1) },
                {new DateOnly(Convert.ToInt32(user.birthyear), 6, 2), new DateOnly(Convert.ToInt32(user.birthyear), 6, 12) },
                {new DateOnly(Convert.ToInt32(user.birthyear), 6, 13), new DateOnly(Convert.ToInt32(user.birthyear), 7, 6) },
                {new DateOnly(Convert.ToInt32(user.birthyear), 6, 24), new DateOnly(Convert.ToInt32(user.birthyear), 6, 24) },
                {new DateOnly(Convert.ToInt32(user.birthyear), 7, 7), new DateOnly(Convert.ToInt32(user.birthyear), 7, 31) },
                {new DateOnly(Convert.ToInt32(user.birthyear), 8, 1), new DateOnly(Convert.ToInt32(user.birthyear), 8, 28) },
                {new DateOnly(Convert.ToInt32(user.birthyear), 8, 29), new DateOnly(Convert.ToInt32(user.birthyear), 9, 13) },
                {new DateOnly(Convert.ToInt32(user.birthyear), 9, 14), new DateOnly(Convert.ToInt32(user.birthyear), 9, 27) },
                {new DateOnly(Convert.ToInt32(user.birthyear), 9, 28), new DateOnly(Convert.ToInt32(user.birthyear), 10, 15) },
                {new DateOnly(Convert.ToInt32(user.birthyear), 10, 16), new DateOnly(Convert.ToInt32(user.birthyear), 11, 8) },
                {new DateOnly(Convert.ToInt32(user.birthyear), 11, 9), new DateOnly(Convert.ToInt32(user.birthyear), 11, 28) },
                {new DateOnly(Convert.ToInt32(user.birthyear), 11, 29), new DateOnly(Convert.ToInt32(user.birthyear), 12, 23) },};
                if (birthdate >= hrsRanges[0, 0] & birthdate <= hrsRanges[0, 1])
                    user.horoscope = "Мороз";
                else if (birthdate >= hrsRanges[1, 0] & birthdate <= hrsRanges[1, 1])
                    user.horoscope = "Велес";
                else if (birthdate >= hrsRanges[2, 0] & birthdate <= hrsRanges[2, 1])
                    user.horoscope = "Макошь";
                else if (birthdate >= hrsRanges[3, 0] & birthdate <= hrsRanges[3, 1])
                    user.horoscope = "Жива";
                else if (birthdate >= hrsRanges[4, 0] & birthdate <= hrsRanges[4, 1])
                    user.horoscope = "Ярило";
                else if (birthdate >= hrsRanges[5, 0] & birthdate <= hrsRanges[5, 1])
                    user.horoscope = "Леля";
                else if (birthdate >= hrsRanges[6, 0] & birthdate <= hrsRanges[6, 1])
                    user.horoscope = "Кострома";
                else if (birthdate >= hrsRanges[8, 0] & birthdate <= hrsRanges[8, 1])
                    user.horoscope = "Иван Купала";
                else if (birthdate >= hrsRanges[7, 0] & birthdate <= hrsRanges[7, 1])
                    user.horoscope = "Додола";
                else if (birthdate >= hrsRanges[9, 0] & birthdate <= hrsRanges[9, 1])
                    user.horoscope = "Лада";
                else if (birthdate >= hrsRanges[10, 0] & birthdate <= hrsRanges[10, 1])
                    user.horoscope = "Перун";
                else if (birthdate >= hrsRanges[11, 0] & birthdate <= hrsRanges[11, 1])
                    user.horoscope = "Сева";
                else if (birthdate >= hrsRanges[12, 0] & birthdate <= hrsRanges[12, 1])
                    user.horoscope = "Рожаница";
                else if (birthdate >= hrsRanges[13, 0] & birthdate <= hrsRanges[13, 1])
                    user.horoscope = "Сварожичи";
                else if (birthdate >= hrsRanges[14, 0] & birthdate <= hrsRanges[14, 1])
                    user.horoscope = "Морена";
                else if (birthdate >= hrsRanges[15, 0] & birthdate <= hrsRanges[15, 1])
                    user.horoscope = "Зима";
                else if (birthdate >= hrsRanges[16, 0] & birthdate <= hrsRanges[16, 1])
                    user.horoscope = "Карачун";
                else
                    user.horoscope = "Никто";
                try
                {
                    using (StreamWriter writer = new StreamWriter(basepath + @"\users.csv", true, System.Text.Encoding.UTF8))
                    {
                        writer.WriteLine($"{user.lastname};{user.firstname};{user.patronymic};{user.phoneNumber};{user.gender};{user.birthday};{user.birthmonth};{user.birthyear};{user.weekday};{user.horoscope}");
                        tErrMsg.Text = "Запись добавлена";
                    }

                }
                catch (Exception)
                {
                    tErrMsg.Text = "Возникла ошибка при добавлении записи";
                }
                
            }
            
        }       
    
        private void ShowUsers(object sender, RoutedEventArgs e)
        {
            UsersPanel.IsVisible = true;
            WritePanel.IsVisible = false;
            ArrayList allUsers = new ArrayList();
            using (StreamReader reader = new StreamReader(basepath + @"\users.csv"))
            {
                reader.ReadLine();
                string line;
                string[] splittedLine;
                Users user = new Users();
                while ((line = reader.ReadLine()) != null)
                {
                    splittedLine = line.Split(";");
                    user.GetUser(splittedLine);
                    allUsers.Add(user);
                }
            }
            Users[] users = (Users[])allUsers.ToArray(typeof(Users)); // Преобразование ArrayList в массив структур
            users = users.OrderBy(a => a.lastname).ThenBy(b => b.firstname).ToArray(); // Сортировка пользователей по имени и фамилии
            foreach(Users user in users) 
            {
                TextBlock FIO = new TextBlock()
                {
                    Text = $"ФИО: {user.lastname} {user.firstname} {user.patronymic}",
                };
                TextBlock Phone = new TextBlock()
                {
                    Text = $"Номер телефона: {user.phoneNumber}",
                };
                string textbirthday;
                string textbirthmonth;
                if (Convert.ToInt32(user.birthday) < 10)
                    textbirthday = $"0{user.birthday}";
                else
                    textbirthday = user.birthday;
                if (Array.IndexOf(months, user.birthmonth) + 1 < 10)
                    textbirthmonth = $"0{Array.IndexOf(months, user.birthmonth) + 1}";
                else
                    textbirthmonth = $"{Array.IndexOf(months, user.birthmonth) + 1}";
                TextBlock Birth = new TextBlock()
                {
                    Text = $"День рождения: {textbirthday}.{textbirthmonth}.{user.birthyear}",
                };
                TextBlock WeekDay = new TextBlock()
                {
                    Text = $"День недели рождения: {user.weekday}",
                };

                TextBlock Male = new TextBlock()
                {
                    Text = "Пол: Мужской",
                    Foreground = new SolidColorBrush(Color.FromRgb(145, 210, 255)),
                };

                TextBlock Female = new TextBlock()
                {
                    Text = "Пол: Женский",
                    Foreground = new SolidColorBrush(Color.FromRgb(229, 128, 255)),
                };
                TextBlock HoroScope = new TextBlock()
                {
                    Text = $"Гороскоп: {user.horoscope}",
                };

                StackPanel spUser = new StackPanel();
                spUser.HorizontalAlignment = Avalonia.Layout.HorizontalAlignment.Center;
                spUser.Children.Add(FIO);
                spUser.Children.Add(Phone);
                spUser.Children.Add(Birth);
                spUser.Children.Add(WeekDay);
                if (user.gender == "Мужской")
                    spUser.Children.Add(Male);
                else
                    spUser.Children.Add(Female);
                spUser.Children.Add(HoroScope);







                Border border = new Border();
                border.Background = new SolidColorBrush(Color.FromRgb(255, 255, 255));
                border.BorderBrush = Brushes.BlueViolet;
                border.BorderThickness = new Avalonia.Thickness(2);
                border.CornerRadius = new Avalonia.CornerRadius(50);
                border.Margin = new Avalonia.Thickness(10);
                border.Padding = new Avalonia.Thickness(20);
                border.Child = spUser;
                UsersPanel.Children.Add(border);
            }
            
        }

        private void ClickBack(object sender, RoutedEventArgs e)
        {
            UsersPanel.IsVisible = false;
            WritePanel.IsVisible = true;
            for (int i = UsersPanel.Children.Count - 1; i > 0; i--) // Убирает блоки с пользователями
            {
                UsersPanel.Children.Remove(UsersPanel.Children[i]);
            }

        }
    }
}