using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Threading.Tasks;
using POSV.Entity;
using POSV.Utils;
using POSV.Bean;
using DevComponents.DotNetBar.Controls;
using DevComponents.Editors;

namespace POSV.Component
{
    [ToolboxItem(true)]
    public partial class LabelPrinterParameter : AbstractParameter
    {

        /// <summary>
        /// 修改前的数据
        /// </summary>
        private Dictionary<string, string> _oldValue = new Dictionary<string, string>();

        /// <summary>
        /// 修改后的数据
        /// </summary>
        private Dictionary<string, string> _newValue = new Dictionary<string, string>();


        /// <summary>
        /// 是否初始化
        /// </summary>
        private bool _inited = false;


        private string[] dateFormats = { "年-月-日 时:分:秒", "月-日 时:分:秒",  "月-日 时:分", "时:分:秒", "时:分"};

        /// <summary>
        /// 下拉数字选择列表
        /// </summary>
        private string[] _emptys = { "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "10" };


        /// <summary>
        /// 下拉数字选择列表
        /// </summary>
        private string[] _items = { "0", "1", "2", "3", "4", "5" };

        /// <summary>
        /// 打印机分辨率
        /// </summary>
        private string[] _dpis = { "200", "203", "300", "600" };

        /// <summary>
        /// 端口
        /// </summary>
        private string[] _port = { "None", "串口", "并口", "网口", "驱动", "USB" };

        public LabelPrinterParameter()
        {
            InitializeComponent();
        }

        protected override void OnLoad(EventArgs e)
        {
            base.OnLoad(e);

            if (this.DesignMode) return;

            this.BackColor = Color.Transparent;

            //时间格式
            this.dateFormatCom.DataSource = dateFormats;
            this.dateFormatCom.SelectedIndex = 2;

            //打印延迟
            this.comboBoxEx4.DataSource = (string[])_items.Clone();
            this.comboBoxEx4.SelectedIndex = 1;

            //小数位数
            this.comboBoxEx6.DataSource = (string[])_items.Clone();
            this.comboBoxEx6.SelectedIndex = 0;

            InitUi();

        }

        /// <summary>
        /// 初始化界面
        /// </summary>
        private void InitUi()
        {
            //界面加载开始
            this._inited = false;

            Task.Factory.StartNew(() => {
                Dictionary<string, string> data = null;

                lock (Global.Instance.SyncLock)
                {
                    //获取品类分组下的全部参数
                    using (var db = Global.Instance.OpenDataBase)
                    {
                        data = db.Dictionary<string, string>(string.Format(SqlConstant.ConfigQueryByGroupToDictionary, ConfigConstant.PERIPHERAL_GROUP));
                    }

                }

                //将新增加或者变更的参数重新更新到数据库
                var defaultValue = ConfigConstant.PeripheralGroupDefaultValue();

                //数据库有配置参数
                if (data != null)
                {
                    var diff = defaultValue.Where(kvp => !data.ContainsKey(kvp.Key)).ToDictionary(kvp => kvp.Key, kvp => kvp.Value);

                    if (diff != null && diff.Keys.Count > 0)
                    {
                        var list = new List<Config>();
                        foreach (var v in diff)
                        {
                            var config = new Config();
                            config.Id = IdWorkerUtils.Instance.NextId();
                            config.Group = ConfigConstant.PERIPHERAL_GROUP;
                            config.TenantId = Global.Instance.Authc.TenantId;
                            config.Keys = v.Key;
                            config.Values = v.Value;

                            list.Add(config);
                        }
                        //如果数据表中没有配置group相关的信息，更新差异
                        this.SaveChanged(list);

                        //将差异合并到data，避免再次访问数据库
                        data = data.Concat(diff).ToDictionary(x => x.Key, x => x.Value);
                    }
                }
                else
                {
                    //加载系统默认参数
                    data = defaultValue;

                    var list = new List<Config>();
                    foreach (var v in defaultValue)
                    {
                        var config = new Config();
                        config.Id = IdWorkerUtils.Instance.NextId();
                        config.Group = ConfigConstant.PERIPHERAL_GROUP;
                        config.TenantId = Global.Instance.Authc.TenantId;
                        config.Keys = v.Key;
                        config.Values = v.Value;

                        list.Add(config);
                    }

                    //如果数据表中没有配置group相关的信息，保存
                    this.SaveChanged(list);
                }

                return data;
            }).ContinueWith(task =>
            {
                if (task.IsFaulted)
                {
                    LOGGER.Error(task.Exception.GetBaseException(), "加载标签打印参数设置异常");
                }
                else
                {
                    this.Invoke(new Action(() =>
                    {
                        BindUi(task.Result);
                    }));
                }
            });
        }

        private void BindUi(Dictionary<string, string> data)
        {
            //变更前的数据单独存储
            _oldValue.Clear();
            _oldValue = ObjectUtils.Copy<Dictionary<string, string>>(data);
            //清理历史变更数据
            _newValue.Clear();

            //串口参数初始值
            this.cmbSerialPort.Items.Clear();
            this.cmbSerialPort.Items.AddRange(Constant.COM_PORT_NAME_VALUE);
            this.cmbSerialPortBaud.Items.Clear();
            this.cmbSerialPortBaud.Items.AddRange(Constant.COM_PORT_BAUD_VALUE);
            //并口默认参数
            this.cmbParallelPort.Items.Clear();
            this.cmbParallelPort.Items.AddRange(Constant.LPT_NAME_VALUE);
            //打印机驱动默认参数
            this.cmbDriverPrinter.Items.Clear();
            this.cmbDriverPrinter.Items.AddRange(Global.Instance.AvailablePrinters.ToArray());
            //打印机分辨率
            this.comboBoxEx1.Items.Clear();
            this.comboBoxEx1.Items.AddRange(Constant.DPI_NAME_VALUE);
            //打印机端口
            this.cmbCashierTicketPort.Items.Clear();
            this.cmbCashierTicketPort.Items.AddRange(_port);

            var lists = new List<PrinterItem>();

            //取系统默认的配置
            var defaultPrinterItem = Global.Instance.GetDefaultLabelPrinterItem();
            //将默认None打印机压入
            lists.Add(defaultPrinterItem);

            var normalPrinterItem = Global.Instance.GetNormalDefaultLabelPrinterItem();
            //将通用标签打印机压入
            lists.Add(normalPrinterItem);

            //将默认参数绑定到Tag,支持更换事件的操作
            this.cmbCashierTicketPrinter.Tag = defaultPrinterItem;

            //打印机列表
            this.cmbCashierTicketPrinter.Items.Clear();
            this.cmbCashierTicketPrinter.DisplayMember = "Name";
            this.cmbCashierTicketPrinter.Items.AddRange(lists.ToArray());

            //标签打印机参数
            if (data.ContainsKey(ConfigConstant.PERIPHERAL_LABEL_PRINTER))
            {
                string json = data[ConfigConstant.PERIPHERAL_LABEL_PRINTER];
                var item = JsonUtils.Deserialize<PrinterItem>(json);

                //将变更前的参数存入Tag，等待端口及配置参数的使用
                this.cmbCashierTicketPrinter.Tag = item;
                //当前选中的
                var _selectedIndex = lists.FindIndex(x => x.Name == item.Name);

                this.cmbCashierTicketPrinter.SelectedIndex = _selectedIndex < 0 ? 0 : _selectedIndex;

            }
            else
            {
                this.cmbCashierTicketPrinter.SelectedIndex = 0;
            }

            //打印延迟
            if (data.ContainsKey(ConfigConstant.PERIPHERAL_LABEL_PRINT_DELAY))
            {
                this.comboBoxEx4.SelectedIndex = this.comboBoxEx4.FindString(data[ConfigConstant.PERIPHERAL_LABEL_PRINT_DELAY].ToString());
            }
            else
            {
                this.comboBoxEx4.SelectedIndex = 1;
            }

            //小数位数
            if (data.ContainsKey(ConfigConstant.PERIPHERAL_LABEL_DIGIT))
            {
                this.comboBoxEx6.SelectedIndex = this.comboBoxEx6.FindString(data[ConfigConstant.PERIPHERAL_LABEL_DIGIT].ToString());
            }
            else
            {
                this.comboBoxEx6.SelectedIndex = 0;
            }

            //时间显示格式
            if (data.ContainsKey(ConfigConstant.PERIPHERAL_LABEL_DATEFORMAT))
            {
                this.dateFormatCom.SelectedIndex = this.dateFormatCom.FindString(TransDateCode2Show(data[ConfigConstant.PERIPHERAL_LABEL_DATEFORMAT].ToString()));
            }
            else
            {
                this.dateFormatCom.SelectedIndex = 2;
            }

            //CheckBoxX处理
            foreach (Control control in this.groupPanel1.Controls)
            {
                if (control is CheckBoxX)
                {
                    var item = control as CheckBoxX;
                    var key = item.Tag.ToString();
                    if (data.ContainsKey(key))
                    {
                        string _value = data[key].ToString();
                        item.Checked = _value.Equals("1");
                    }
                    else
                    {
                        item.Checked = false;
                    }
                }
            }

            //界面加载完成
            this._inited = true;

        }

        public List<Config> NewChanged()
        {
            var result = new List<Config>();
            //尚未初始化完成
            if (!this._inited) return result;

            //当前选择的打印机
            var printerItem = this.cmbCashierTicketPrinter.SelectedItem as PrinterItem;

            var newValue = new PrinterItem();

            newValue.Id = printerItem.Id;
            newValue.Name = this.cmbCashierTicketPrinter.Text;
            newValue.Port = this.cmbCashierTicketPort.Text;

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

            data.Add(Constant.COM_PORT_NAME, this.cmbSerialPort.Text);
            data.Add(Constant.COM_PORT_BAUD, this.cmbSerialPortBaud.Text);
            data.Add(Constant.LPT_NAME, this.cmbParallelPort.Text);
            data.Add(Constant.USB_PID, "0");
            data.Add(Constant.USB_VID, "0");
            data.Add(Constant.NET_IP_ADDRESS, this.txtIpAddressInput.Text);
            data.Add(Constant.DRIVE_NAME, this.cmbDriverPrinter.Text);

            newValue.Data = data;

            newValue.AlignCenterCommand = printerItem.AlignCenterCommand;
            newValue.AlignLeftCommand = printerItem.AlignLeftCommand;
            newValue.AlignRightCommand = printerItem.AlignRightCommand;

            newValue.DynamicLibrary = printerItem.DynamicLibrary;
            newValue.Type = printerItem.Type;
            newValue.UserDefined = printerItem.UserDefined;

            newValue.PageWidth = printerItem.PageWidth;
            newValue.Dpi = StringUtils.GetInt(comboBoxEx1.Text);

            //变更前的数据
            PrinterItem oldValue = this.cmbCashierTicketPrinter.Tag as PrinterItem;
            //判断是否更改，如果过更改压入到 NewValue
            bool isChanged = !(newValue.Equals(oldValue));
            if (isChanged)
            {
                var config = new Config();

                config.Id = IdWorkerUtils.Instance.NextId();
                config.Group = ConfigConstant.PERIPHERAL_GROUP;
                config.TenantId = Global.Instance.Authc.TenantId;
                config.Keys = ConfigConstant.PERIPHERAL_LABEL_PRINTER;
                config.Values = JsonUtils.Serialize(newValue);

                result.Add(config);
            }


            var _value = "1";
            //标签打印延迟
            _value = this.comboBoxEx4.SelectedItem.ToString();
            isChanged = !(this._oldValue.ContainsKey(ConfigConstant.PERIPHERAL_LABEL_PRINT_DELAY) && this._oldValue[ConfigConstant.PERIPHERAL_LABEL_PRINT_DELAY].Equals(_value));
            if (isChanged)
            {
                this._newValue[ConfigConstant.PERIPHERAL_LABEL_PRINT_DELAY] = _value;
            }

            _value = "0";
            //标签小数位数
            _value = this.comboBoxEx6.SelectedItem.ToString();
            isChanged = !(this._oldValue.ContainsKey(ConfigConstant.PERIPHERAL_LABEL_DIGIT) && this._oldValue[ConfigConstant.PERIPHERAL_LABEL_DIGIT].Equals(_value));
            if (isChanged)
            {
                this._newValue[ConfigConstant.PERIPHERAL_LABEL_DIGIT] = _value;
            }

            _value = "月-日 时:分";
            //时间格式
            _value = this.dateFormatCom.SelectedItem.ToString();
            isChanged = !(this._oldValue.ContainsKey(ConfigConstant.PERIPHERAL_LABEL_DATEFORMAT) && this._oldValue[ConfigConstant.PERIPHERAL_LABEL_DATEFORMAT].Equals(TransDateShow2Code(_value)));
            if (isChanged)
            {
                this._newValue[ConfigConstant.PERIPHERAL_LABEL_DATEFORMAT] = TransDateShow2Code(_value);
            }

            //CheckBoxX处理
            foreach (Control control in groupPanel1.Controls)
            {
                if (control is CheckBoxX)
                {
                    var item = control as CheckBoxX;
                    var key = item.Tag.ToString();
                    //忽略为空的
                    if (string.IsNullOrEmpty(key)) continue;

                    var value = item.Checked ? "1" : "0";

                    //判断是否更改，如果过更改压入到 NewValue
                    bool changed = !(this._oldValue.ContainsKey(key) && this._oldValue[key].Equals(value));
                    if (changed)
                    {
                        this._newValue[key] = value;
                    }

                }
            }


            //转换为Config对象，便于存储
            foreach (var v in this._newValue)
            {
                var config = new Config();

                config.Id = IdWorkerUtils.Instance.NextId();
                config.Group = ConfigConstant.PERIPHERAL_GROUP;
                config.TenantId = Global.Instance.Authc.TenantId;
                config.Keys = v.Key;
                config.Values = v.Value;

                result.Add(config);
            }


            return result;
        }

        public Tuple<bool, string> SaveChanged(List<Config> data)
        {
            bool isSuccess = true;
            string message = "参数更新成功";
            try
            {
                lock (Global.Instance.SyncLock)
                {
                    using (var db = Global.Instance.OpenDataBase)
                    {
                        using (var trans = db.GetTransaction())
                        {
                            foreach (var config in data)
                            {
                                db.Save(config);
                            }
                            trans.Complete();
                        }
                    }
                }

            }
            catch (Exception ex)
            {
                isSuccess = false;
                message = "参数更新异常";

                LOGGER.Error(ex, message);
            }
            finally
            {
                if (isSuccess)
                {
                    //新修改后的参数应用后，重置OldValue，避免用户在没有切换Tab情况下，直接修改当前Tab内容
                    foreach (var config in data)
                    {
                        string key = config.Keys;
                        string value = config.Values;

                        this._oldValue[key] = value;

                        if (ConfigConstant.PERIPHERAL_LABEL_PRINTER.Equals(key))
                        {
                            this.cmbCashierTicketPrinter.Tag = JsonUtils.Deserialize<PrinterItem>(value);
                        }
                    }

                    this._newValue.Clear();

                    //更新控件UI
                    UpdatePrinterUi();

                }
            }
            return new Tuple<bool, string>(isSuccess, message);
        }

        private void UpdatePrinterUi()
        {
            Global.Instance.ReloadConfig(ConfigConstant.PERIPHERAL_GROUP);
        }

        private void OnLabelPrinterPortChanged(object sender, EventArgs e)
        {
            ComboBoxEx item = (ComboBoxEx)sender;

            //变更前的数据
            PrinterItem oldValue = this.cmbCashierTicketPrinter.Tag as PrinterItem;
            //if(oldValue == null)
            //{
            //    this.cmbSerialPort.Enabled = false;//串口
            //    this.cmbSerialPort.SelectedIndex = 0;
            //    this.cmbSerialPortBaud.Enabled = false;//波特率
            //    this.cmbSerialPortBaud.SelectedIndex = 0;
            //    this.cmbParallelPort.Enabled = false;//并口
            //    this.cmbParallelPort.SelectedIndex = 0;
            //    this.cmbDriverPrinter.Enabled = false;//驱动
            //    this.cmbDriverPrinter.SelectedIndex = 0;
            //    this.txtIpAddressInput.Enabled = false;//网口
            //    return;
            //}

            //默认值
            int inx = Array.IndexOf(Global.Instance.AvailablePrinters.ToArray(), oldValue.Data[Constant.DRIVE_NAME]);
            this.cmbDriverPrinter.SelectedIndex = inx < 0 ? 0 : inx;
            inx = Array.IndexOf(Constant.COM_PORT_NAME_VALUE, oldValue.Data[Constant.COM_PORT_NAME]);
            this.cmbSerialPort.SelectedIndex = inx < 0 ? 0 : inx;
            inx = Array.IndexOf(Constant.COM_PORT_BAUD_VALUE, oldValue.Data[Constant.COM_PORT_BAUD]);
            this.cmbSerialPortBaud.SelectedIndex = inx < 0 ? 0 : inx;
            inx = Array.IndexOf(Constant.LPT_NAME_VALUE, oldValue.Data[Constant.LPT_NAME]);
            this.cmbParallelPort.SelectedIndex = inx < 0 ? 0 : inx;

            this.txtIpAddressInput.Value = oldValue.Data[Constant.NET_IP_ADDRESS];

            switch (item.Text)
            {
                case "串口":

                    this.cmbSerialPort.Enabled = true;//串口
                    this.cmbSerialPortBaud.Enabled = true;//波特率
                    this.cmbParallelPort.Enabled = false;//并口
                    this.cmbDriverPrinter.Enabled = false;//驱动
                    this.txtIpAddressInput.Enabled = false;//网口

                    break;
                case "并口":
                    this.cmbSerialPort.Enabled = false;//串口
                    this.cmbSerialPortBaud.Enabled = false;//波特率
                    this.cmbParallelPort.Enabled = true;//并口
                    this.cmbDriverPrinter.Enabled = false;//驱动
                    this.txtIpAddressInput.Enabled = false;//网口

                    break;
                case "网口":
                    this.cmbSerialPort.Enabled = false;//串口
                    this.cmbSerialPortBaud.Enabled = false;//波特率
                    this.cmbParallelPort.Enabled = false;//并口
                    this.cmbDriverPrinter.Enabled = false;//驱动
                    this.txtIpAddressInput.Enabled = true;//网口

                    break;
                case "USB":
                    this.cmbSerialPort.Enabled = false;//串口
                    this.cmbSerialPortBaud.Enabled = false;//波特率
                    this.cmbParallelPort.Enabled = false;//并口
                    this.cmbDriverPrinter.Enabled = false;//驱动
                    this.txtIpAddressInput.Enabled = false;//网口

                    break;
                case "驱动":
                    this.cmbSerialPort.Enabled = false;//串口
                    this.cmbSerialPortBaud.Enabled = false;//波特率
                    this.cmbParallelPort.Enabled = false;//并口
                    this.cmbDriverPrinter.Enabled = true;//驱动
                    this.txtIpAddressInput.Enabled = false;//网口

                    break;
                default:

                    this.cmbSerialPort.Enabled = false;//串口
                    this.cmbSerialPortBaud.Enabled = false;//波特率
                    this.cmbParallelPort.Enabled = false;//并口
                    this.cmbDriverPrinter.Enabled = false;//驱动
                    this.txtIpAddressInput.Enabled = false;//网口

                    break;
            }
        }

        /// <summary>
        /// 时间 呈现转代码
        /// </summary>
        /// <param name="show"></param>
        /// <returns></returns>
        private string TransDateShow2Code(string show)
        {
            string result = "MM-dd HH:mm";
            switch (show)
            {
                case "年-月-日 时:分:秒":
                    result = "yyyy-MM-dd HH:mm:ss";
                    break;
                case "月-日 时:分":
                    result = "MM-dd HH:mm";
                    break;
                case "时:分:秒":
                    result = "HH:mm:ss";
                    break;
                case "时:分":
                    result = "HH:mm";
                    break;
            }
            return result;
        }

        /// <summary>
        /// 时间 代码转呈现
        /// </summary>
        /// <param name="code"></param>
        /// <returns></returns>
        private string TransDateCode2Show(string code)
        {
            string result = "月-日 时:分";
            switch (code)
            {
                case "yyyy-MM-dd HH:mm:ss":
                    result = "年-月-日 时:分:秒";
                    break;
                case "MM-dd HH:mm":
                    result = "月-日 时:分";
                    break;
                case "HH:mm:ss":
                    result = "时:分:秒";
                    break;
                case "HH:mm":
                    result = "时:分";
                    break;
            }
            return result;
        }

        /// <summary>
        /// 切换打印机
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void OnLabelPrinterChanged(object sender, EventArgs e)
        {
            //变更前的数据
            PrinterItem oldValue = this.cmbCashierTicketPrinter.Tag as PrinterItem;

            //更新打印机dpi
            int inx = Array.IndexOf(Constant.DPI_NAME_VALUE, oldValue.Dpi);
            this.comboBoxEx1.SelectedIndex = inx < 0 ? 1 : inx;
            inx = Array.IndexOf(_port, oldValue.Port);
            this.cmbCashierTicketPort.SelectedIndex = inx < 0 ? 0 : inx; 
            
        }

        private void OnIpAddressCustomClick(object sender, EventArgs e)
        {
            var item = sender as IpAddressInput;

            NumericKeyboard.ShowKeyboard(this, item);
        }
    }
}