using CDSAE3_Lian_Lian_Kan.Forms.Interface;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Security.Cryptography;
using System.Text;
using System.Text.Json;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using System.Windows.Forms;
using static CDSAE3_Lian_Lian_Kan.Etcs;
using static System.Windows.Forms.VisualStyles.VisualStyleElement;

namespace CDSAE3_Lian_Lian_Kan.Forms
{
    public partial class CreateNewTheme : Form, IBack
    {
        public CreateNewTheme()
        {
            InitializeComponent();
            MessageBox.Show("按esc键退出");
            Etcs.escapableForm = this;
        }
        Point currentOperControlLocation;
        private void MoveableControl_MouseDown(object sender, MouseEventArgs e)
        {
            Control send = (sender as Control)!;
            Point MousePoint = Control.MousePosition;                        // 获取鼠标相对屏幕的坐标
            currentOperControlLocation = send.PointToClient(MousePoint);    // 获取坐标相对于控件的相对坐标并赋值给MouseFirstLocation
        }

        private void MoveableControl_MouseMove(object sender, MouseEventArgs e)
        {
            Control send = (sender as Control)!;
            if (e.Button == MouseButtons.Left)
            {
                Point MousePoint = Control.MousePosition;                                                                                                   // 获取鼠标相对屏幕的坐标
                Point MousePointToContainer = send.Parent!.PointToClient(MousePoint);                                                               // 获取鼠标相对控件父容器的坐标
                Point ControlNewLocation = new Point(MousePointToContainer.X - currentOperControlLocation.X, MousePointToContainer.Y - currentOperControlLocation.Y);       // 计算控件应处于的, 新的坐标
                send.Location = ControlNewLocation;                                                                                                // 移动控件
            }
        }

        //private void ExempleButton_MouseUp(object sender, MouseEventArgs e)
        //{
        //}
        private void MoveableControl_MouseUp(object sender, MouseEventArgs e)
        {
            changed = true;
            switch ((sender as Control)!.Name)
            {
                case "mainLabel":
                    theme!.FontBlockPos = new List<int> { mainLabel.Location.X, mainLabel.Location.Y };
                    break;
                case "start_Game":
                    theme!.StartGamePos = new List<int> { start_Game.Location.X, start_Game.Location.Y };
                    break;
                case "to_settings":
                    theme!.SettingsPos = new List<int> { to_settings.Location.X, to_settings.Location.Y };
                    break;
                case "to_Challenge_mode":
                    theme!.ChallengeModePos = new List<int> { to_Challenge_mode.Location.X, to_Challenge_mode.Location.Y };
                    break;
                case "to_table_of_scores":
                    theme!.ScoreBoardPos = new List<int> { to_table_of_scores.Location.X, to_table_of_scores.Location.Y };
                    break;
            }
        }

        bool AnimationUseImage = false;
        bool IsOutPicture = false;
        Image? playPanelImage;
        Color menuThemeColor, playThemeColor;
        private IList<int> toShow(IList<int> src)
        {
            return new List<int> { (int)((double)src[0] * 1280 / 1440), (int)((double)src[1] * 800 / 960) };
        }
        private IList<int> toFile(IList<int> src)
        {
            return new List<int> { (int)((double)src[0] * 1440 / 1280), (int)((double)src[1] * 960 / 800) };
        }
        Etcs.ThemeInfo? theme;
        private bool changed = false;

        private void toShow()
        {
            theme = (Etcs.ThemeInfo)Etcs.currentThemeInfo.Clone();
            theme.StartGamePos = toShow(theme.StartGamePos!);
            theme.ChallengeModePos = toShow(theme.ChallengeModePos!);
            theme.ScoreBoardPos = toShow(theme.ScoreBoardPos!);
            theme.SettingsPos = toShow(theme.SettingsPos!);
            theme.ButtonSize = toShow(theme.ButtonSize!);
            theme.FontBlockPos = toShow(theme.FontBlockPos!);
            theme.FontBlockSize = toShow(theme.FontBlockSize!);
        }
        private void toFile()
        {
            theme!.StartGamePos = toFile(theme.StartGamePos!);
            theme.ChallengeModePos = toFile(theme.ChallengeModePos!);
            theme.ScoreBoardPos = toFile(theme.ScoreBoardPos!);
            theme.SettingsPos = toFile(theme.SettingsPos!);
            theme.ButtonSize = toFile(theme.ButtonSize!);
            theme.FontBlockPos = toFile(theme.FontBlockPos!);
            theme.FontBlockSize = toFile(theme.FontBlockSize!);
        }
        private void AddRecord()
        {
            toFile();
            Etcs.themes.Add(theme!.Name, theme);
            using StreamWriter fileWriter = new StreamWriter("Resources\\sources.json");
            ThemeInfos themeInfos = new ThemeInfos { Themes = Etcs.themes.Values.ToList() };
            fileWriter.Write(JsonSerializer.Serialize(themeInfos, new JsonSerializerOptions { WriteIndented = true }));
            LoadComboBox();
            changed = false;
        }
        public void SetTheme()
        {
            themeNameTextBox.Text = theme!.Name;
            AnimationUseImage = theme!.AnimationUseImage;
            IsOutPicture = theme.IsOutPicture;
            if (IsOutPicture)
                DesignPanel.BackgroundImage = new Bitmap(theme.PictureName!);
            else
                DesignPanel.BackgroundImage = (Image)Etcs.res_Manager.GetObject(theme.PictureName!, Etcs.res_Culture)!;
            DesignPanel.BackgroundImageLayout = ImageLayout.Stretch;
            if (theme.PlayPanelUsePicture)
                if (theme.PlayPanelPictureIsOutPicture)
                    playPanelImage = new Bitmap(theme.PlayPanelPictureName!);
                else
                    playPanelImage = (Image)Etcs.res_Manager.GetObject(theme.PlayPanelPictureName!, Etcs.res_Culture)!;
            start_Game.Location = new Point(theme.StartGamePos![0], theme.StartGamePos[1]);
            to_Challenge_mode.Location = new Point(theme.ChallengeModePos![0], theme.ChallengeModePos[1]);
            to_table_of_scores.Location = new Point(theme.ScoreBoardPos![0], theme.ScoreBoardPos[1]);
            to_settings.Location = new Point(theme.SettingsPos![0], theme.SettingsPos[1]);
            menuThemeColor = Color.FromArgb(theme.ThemeColor![0], theme.ThemeColor[1], theme.ThemeColor[2]);
            themeColorTextBox.Text = "0x" + theme.ThemeColor![0].ToString("X") + theme.ThemeColor[1].ToString("X") + theme.ThemeColor[2].ToString("X");
            Color buttonColor = theme.ButtonColor!.Count == 3 ? Color.FromArgb(theme.ButtonColor![0], theme.ButtonColor![1], theme.ButtonColor![2]) :
                Color.FromArgb(theme.ButtonColor![0], theme.ButtonColor![1], theme.ButtonColor![2], theme.ButtonColor![3]);
            playThemeColor = Color.FromArgb(theme.PlayAreaThemeColor![0], theme.PlayAreaThemeColor[1], theme.PlayAreaThemeColor[2]);
            start_Game.BackColor = buttonColor;
            to_Challenge_mode.BackColor = buttonColor;
            to_table_of_scores.BackColor = buttonColor;
            to_settings.BackColor = buttonColor;
            start_Game.Size = new Size(theme.ButtonSize![0], theme.ButtonSize[1]);
            to_Challenge_mode.Size = new Size(theme.ButtonSize[0], theme.ButtonSize[1]);
            to_table_of_scores.Size = new Size(theme.ButtonSize[0], theme.ButtonSize[1]);
            to_settings.Size = new Size(theme.ButtonSize[0], theme.ButtonSize[1]);
            mainLabel.Font = new Font(theme.Font!, float.Parse(theme.FontSize!));
            mainLabel.BackColor = buttonColor;
            mainLabel.ForeColor = Color.FromArgb(theme.FontColor![0], theme.FontColor[1], theme.FontColor[2]);
            mainLabel.Location = new Point(theme.FontBlockPos![0], theme.FontBlockPos[1]);
            mainLabel.Size = new Size(theme.FontBlockSize![0], theme.FontBlockSize[1]);
        }

        private void UseImageInGame_CheckedChanged(object sender, EventArgs e)
        {
            changed = true;
            if ((sender as CheckBox)!.Checked)
                theme!.PlayPanelUsePicture = true;
            else
                theme!.PlayPanelUsePicture = false;
        }



        public void Back()
        {
            if (changed)
            {
                var result = MessageBox.Show("没有保存，是否退出？", "提示", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
                if (result.Equals(DialogResult.Yes))
                {
                    _ = Etcs.form!.change_form(Etcs.setting, false, null, null);
                }
            }
            _ = Etcs.form!.change_form(Etcs.setting, false, null, null);
        }

        private void themeColorTextBox_TextChanged(object sender, EventArgs e)
        {
            if (Regex.IsMatch(themeColorTextBox.Text, @"^#([0-9A-Fa-f]{3}|[0-9A-Fa-f]{6})$"))
                theme!.ThemeColor = HexToRgb(themeColorTextBox.Text).ToList();
        }

        private int[] HexToRgb(string hexColor)
        {
            hexColor = hexColor.TrimStart('#');

            if (hexColor.Length == 3)
            {
                hexColor = string.Concat(hexColor[0], hexColor[0], hexColor[1], hexColor[1], hexColor[2], hexColor[2]);
            }

            int rgb = Int32.Parse(hexColor, System.Globalization.NumberStyles.HexNumber);
            int red = (rgb >> 16) & 0xFF;
            int green = (rgb >> 8) & 0xFF;
            int blue = rgb & 0xFF;

            return new int[] { red, green, blue };
        }
        private void themeSelector_SelectedIndexChanged(object sender, EventArgs e)
        {
            changed = false;
            var s = themeSelector.SelectedItem?.ToString();
            if (s == null || s.Length == 0)
                return;
            Etcs.currentThemeInfo = Etcs.themes[s!];
            toShow();
            SetTheme();
        }

        private void CreateNewTheme_Load(object sender, EventArgs e)
        {

            findPicture.InitialDirectory = System.Environment.GetFolderPath(Environment.SpecialFolder.Desktop);
            findPicture.Filter = "(*.jpg)|*.jpg|(*.png)|*.png";
            toShow();
            LoadComboBox();
        }
        private void LoadComboBox()
        {
            themeSelector.Items.Clear();
            themeSelector.Items.AddRange(Etcs.themes.Keys.ToList().ToArray());
        }

        private void themeNameTextBox_TextChanged(object sender, EventArgs e)
        {
            changed = true;
            theme!.Name = themeNameTextBox.Text;
        }


        private void saveTheme_Click(object sender, EventArgs e)
        {
            List<string> names = Etcs.themes.Values.Select(x => x.Name).ToList();
            if (names.Contains(theme!.Name))
            {
                MessageBox.Show("已存在该主题");
                return;
            }
            AddRecord();
        }

        private void findPicture_FileOk(object sender, CancelEventArgs e)
        {
            var send = (sender as OpenFileDialog)!;
            theme!.IsOutPicture = true;
            theme.PictureName = send.FileName;
            DesignPanel.BackgroundImage = new Bitmap(theme.PictureName!);
        }

        private void insertImage_Click(object sender, EventArgs e)
        {
            findPicture.ShowDialog();
        }

        private void tranaportWord_CheckedChanged(object sender, EventArgs e)
        {
            changed = true;
            if (tranaportWord.Checked)
            {
                theme!.ButtonColor = new List<int> { 0, 0, 0, 0 };
                mainLabel.BackColor = Color.FromArgb(0, 0, 0, 0);
            }
            else
            {
                theme!.ButtonColor = new List<int> { theme.ThemeColor![0], theme.ThemeColor![1], theme.ThemeColor![2] };
                mainLabel.BackColor = Color.FromArgb(theme.ThemeColor![0], theme.ThemeColor![1], theme.ThemeColor![2]);
            }
        }
    }
}