using LB_VisionProcesses.Forms;
using Newtonsoft.Json;
using Newtonsoft.Json.Serialization;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace LB_VisionProcesses.Forms
{
    public partial class GlobalVarForm : Form
    {
        public bool isSave = false;
        private string fullPath = string.Empty;

        public GlobalVarForm(string path = "")
        {
            InitializeComponent();
            fullPath = path;
        }

        private void GlobalVarForm_Load(object sender, EventArgs e)
        {
            var sortedKeys = IProcess.dicGlobalVars.Keys
                                     .OrderBy(k => k, new NaturalStringComparer())
                                     .ToList();
            int index = 0;
            foreach (var key in sortedKeys)
            {
                GlobalVarControl control = new GlobalVarControl(key, IProcess.dicGlobalVars[key]);
                control.Size = new Size(this.controlsPanel.Size.Width, control.Size.Height);
                control.Location = new Point(0, control.Size.Height * index);
                this.controlsPanel.Controls.Add(control);
                index++;
            }
        }

        private void controlsPanel_SizeChanged(object sender, EventArgs e)
        {
            int index = 0;

            foreach (var control in controlsPanel.Controls)
            {
                if (control is GlobalVarControl globalVarControl)
                {
                    globalVarControl.Size = new Size(this.controlsPanel.Size.Width, globalVarControl.Size.Height);
                    globalVarControl.Location = new Point(0, globalVarControl.Size.Height * index);
                    index++;
                }
            }
        }

        private void btn_Add_Click(object sender, EventArgs e)
        {
            try
            {
                string name = "全局变量";
                while (IProcess.dicGlobalVars.ContainsKey(name))
                    name += "(副本)";

                GlobalVarControl control = new GlobalVarControl(name);
                control.Size = new Size(this.controlsPanel.Size.Width, control.Size.Height);
                control.Location = new Point(0, control.Size.Height * IProcess.dicGlobalVars.Count);
                this.controlsPanel.Controls.Add(control);
                IProcess.dicGlobalVars.TryAdd(name, "");
            }
            catch (Exception ex) { Debug.WriteLine($"btnAdd_Click失败:{ex.Message}【{ex.StackTrace}】"); }
        }

        private void GlobalVarForm_FormClosing(object sender, FormClosingEventArgs e)
        {
            try
            {
                if (string.IsNullOrEmpty(fullPath))
                {
                    e.Cancel = false;  //确认关闭窗体
                    return;
                }

                DialogResult res = MessageBox.Show("是否保存？", "提示", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Question);  //保存结果信息
                /// 参数1：显示文本，参数2：标题，参数3：按键类型，参数4：显示图标
                if (res != DialogResult.Yes && res != DialogResult.No)  //取消
                {
                    e.Cancel = true;  //取消关闭窗体
                    return;
                }

                if (res == DialogResult.Yes)  //保存
                {
                    IProcess.dicGlobalVars.Clear();
                    foreach (var control in controlsPanel.Controls)
                    {
                        if (control is GlobalVarControl globalVarControl)
                            IProcess.dicGlobalVars.AddOrUpdate(globalVarControl.Key, globalVarControl.Value
                                , (key, oldValue) => globalVarControl.Value);
                    }

                    string strJson = string.Empty;
                    var settings = new JsonSerializerSettings
                    {
                        Formatting = Newtonsoft.Json.Formatting.Indented,
                        // 自定义缩进（4空格）
                        ContractResolver = new DefaultContractResolver
                        {
                            NamingStrategy = new CamelCaseNamingStrategy()
                        }
                    };
                    strJson = JsonConvert.SerializeObject(IProcess.dicGlobalVars, settings);

                    string filePath = Path.GetDirectoryName(fullPath);
                    //判断文件夹是否存在，防呆输入为文件名称
                    if (!Directory.Exists(filePath))
                    {
                        try
                        {
                            Directory.CreateDirectory(filePath);
                        }
                        catch (Exception)
                        { }
                    }
                    File.WriteAllText(fullPath, strJson, Encoding.UTF8);

                    e.Cancel = false;  //确认关闭窗体
                    return;
                }

                e.Cancel = false;  //确认关闭窗体
                return;
            }
            catch { }
            finally { }

        }

        private void btn_Delete_Click(object sender, EventArgs e)
        {
            try
            {
                List<GlobalVarControl> removeControls = new List<GlobalVarControl>();
                foreach (var control in controlsPanel.Controls)
                {
                    if (control is GlobalVarControl globalVarControl && globalVarControl.isSelected)
                        removeControls.Add(globalVarControl);
                }

                foreach (var control in removeControls)
                    controlsPanel.Controls.Remove(control);
            }
            catch (Exception ex) { Debug.WriteLine($"btnDelete_Click失败:{ex.Message}【{ex.StackTrace}】"); }

        }
    }
}