using JinYuan.Models;
using JinYuan.VirtualDataLibrary;
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;

namespace LargeSquareOne
{
    public partial class FrmChannelCfg : Form
    {
        private ChannelConfig _config;
        private Channel _currentChannel;

        public FrmChannelCfg()
        {
            InitializeComponent();
            LoadData();
        }

        private void LoadData()
        {
            _config = CommonMethods.LoadFromJson(CommonMethods.ChannelPath);
            listBoxChannels.DataSource = _config.Channels;
            listBoxChannels.DisplayMember = "AllContent";
        }

        // 选中通道时更新右侧详情
        private void listBoxChannels_SelectedIndexChanged(object sender, EventArgs e)
        {
            _currentChannel = (Channel)listBoxChannels.SelectedItem;
            if (_currentChannel != null)
            {
                numChannelId.Value = _currentChannel.ChannelId;
                numDefaultValue.Value = _currentChannel.DefaultValue;
                UpdateGearsList();
            }
        }

        private void UpdateGearsList()
        {
            listBoxGears.DataSource = null;
            listBoxGears.DataSource = _currentChannel.Gears;
        }

        private void UpdateChannelList()
        {
            listBoxChannels.DataSource = null;
            listBoxChannels.DataSource = _config.Channels;
            listBoxChannels.DisplayMember = "AllContent";
        }

        // 添加档位
        private void btnAddGear_Click(object sender, EventArgs e)
        {
            var gearName = txtNewGear.Text.Trim();
            if (!string.IsNullOrEmpty(gearName))
            {
                _currentChannel.Gears.Add(gearName);
                txtNewGear.Text = "";
                UpdateGearsList();
            }
        }

        // 删除档位
        private void btnRemoveGear_Click(object sender, EventArgs e)
        {
            if (listBoxGears.SelectedItem != null)
            {
                var gear = listBoxGears.SelectedItem.ToString();
                _currentChannel.Gears.Remove(gear);
                UpdateGearsList();
            }
        }

        // 保存
        private void btnSave_Click(object sender, EventArgs e)
        {
            // 更新当前通道数据
            if (_currentChannel != null)
            {
                _currentChannel.DefaultValue = (int)numDefaultValue.Value;
            }
            CommonMethods.SaveToJson(CommonMethods.ChannelPath, _config);
            MessageBox.Show("保存成功！");
        }

        private void button4_Click(object sender, EventArgs e)
        {
            this.Close();
        }

        private void listBoxGears_MouseDoubleClick(object sender, MouseEventArgs e)
        {
            int index = listBoxGears.IndexFromPoint(e.Location);
            if (index != ListBox.NoMatches)
            {
                string oldValue = listBoxGears.Items[index].ToString();
                FrmInput frm = new FrmInput(oldValue);
                frm.ShowDialog();
                string newValue = frm.CurGear;

                if (!string.IsNullOrEmpty(newValue))
                {
                    var gearIndex = _currentChannel.Gears.IndexOf(oldValue);
                    _currentChannel.Gears[gearIndex] = newValue;  // 直接修改 Items
                    UpdateChannelList();
                }
            }
        }

        private void numDefaultValue_ValueChanged(object sender, EventArgs e)
        {
            _currentChannel.DefaultValue = (int)numDefaultValue.Value;
            UpdateChannelList();
        }

        private void numDefaultValue_Validating(object sender, CancelEventArgs e)
        {
            if ((int)numDefaultValue.Value == 98)
            {
                MessageBox.Show("98: 扫码NG(不允许在界面配置)");
                e.Cancel = true;
                return;
            }
        }
    }
}