using Microsoft.Win32;
using Newtonsoft.Json;
using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using static MPTxtToJson.JsonModel;
using static MPTxtToJson.JsonModel.QuestAss;

namespace MPTxtToJson
{
    /// <summary>
    /// MainWindow.xaml 的交互逻辑
    /// </summary>
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
        }
        private string[] strArr;
        private string jsonStr;
        /// <summary>
        /// 导入mp航点文件 按钮事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void HandleImportTxt(object sender, RoutedEventArgs e)
        {
            bool isSelect;//判断有没有获取到文件名
            string fileName = this.OpExplorer("航点文件导入",out isSelect);//获取航点文件路径和文件名
            if (isSelect) {
                strArr = this.ReadFile(fileName);
                this.JsonButton.IsEnabled = true;//激活导出json按钮
                this.jsonStr=JsonBase.ModelTojson(this.MakeJsonModel());//得到json字符串
            }
            
        }
        /// <summary>
        /// 保存转换好的json到文件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void HandleSaveJsonFile(object sender, RoutedEventArgs e)
        {
            SaveFileDialog sfd = new SaveFileDialog();
            sfd.Filter = "航点文件|*.json;";//资源管理器限制扩展名
            sfd.Title = "保存json航点文件";
            sfd.AddExtension = true;//设置自动在文件名中添加扩展名
            if (sfd.ShowDialog() == true)
            {
                this.SaveStrToFile(sfd.FileName, this.jsonStr);
            }
        }
        /// <summary>
        /// 生成json模型
        /// </summary>
        /// <returns></returns>
        private JsonModel MakeJsonModel()
        {
            JsonModel jsonModel = new JsonModel();
            QuestAss questAss = new QuestAss();
            questAss.ID = "FliCube";
            questAss.ver = "1.0";
            questAss.taskcount = this.strArr.Length-1;
            List<Tasks> tasks = new List<Tasks>();
            int i = 0;
            foreach (var item in strArr)
            {
                if (i > 0) {
                    //把每一行的航点字符串 用tab分割出每个参数
                    char[] separator = {'\t'};
                    string[] sArr = item.Split(separator);
                    Tasks t = new Tasks();
                    t.seq = Convert.ToInt32(sArr[0]);
                    t.frame = Convert.ToInt32(sArr[2]);
                    t.command = Convert.ToInt32(sArr[3]);
                    t.current = 0;
                    t.autocontinue = 1;
                    t.param1 = Convert.ToDouble(sArr[4]);
                    t.param2 = Convert.ToDouble(sArr[5]);
                    t.param3 = Convert.ToDouble(sArr[6]);
                    t.param4 = Convert.ToDouble(sArr[7]);
                    t.x = Convert.ToDouble(sArr[8]);
                    t.y = Convert.ToDouble(sArr[9]);
                    t.z = Convert.ToDouble(sArr[10]);
                    if (t.command == 94)
                    {
                        t.sound = this.soundField.Text;
                    }
                    tasks.Add(t);
                }
                i++;
            }
            questAss.tasks = tasks;
            jsonModel.questAss = questAss;
            return jsonModel;
        }
        /// <summary>
        /// 资源管理器 获取文件路径及文件名
        /// </summary>
        /// <param name="titName">窗口名称</param>
        /// <param name="isSelect">返回 有没有获取到文件</param>
        /// <returns>返回路径及文件名</returns>
        private string OpExplorer(string titName, out bool isSelect)
        {
            Microsoft.Win32.OpenFileDialog ofdl = new Microsoft.Win32.OpenFileDialog();//打开资源管理器
            ofdl.Filter = "航点文件|*.txt;";//资源管理器限制扩展名
            ofdl.Title = titName;
            if (ofdl.ShowDialog() == true)//执行打开资源管理器 并判断有没有获取到文件名
            {
                isSelect = true;
            }
            else
            {
                isSelect = false;
            }
            return ofdl.FileName;
        }
        /// <summary>
        /// 逐行读取 文档
        /// </summary>
        /// <param name="path">文件路径</param>
        /// <returns>返回每行的字符串 集合</returns>
        private string[] ReadFile(string path)
        {
            StreamReader sr = new StreamReader(path, Encoding.Default);
            String line;
            ArrayList arrlist = new ArrayList();
            while ((line = sr.ReadLine()) != null)
            {
                arrlist.Add(line);
            }
            if (arrlist.Count == 1)//判断 svg的文件内容 是否写在一行里面
            {
                string temp = (string)arrlist[0];
                string[] strArray = Regex.Split(temp, "/>");
                return strArray;
            }
            string[] arr = new string[arrlist.Count];
            int key = 0;
            foreach (var item in arrlist)
            {
                arr[key] = (string)item;
                key++;
            }
            return arr;
        }
        /// <summary>
        /// 字符串 保存到指定文件
        /// </summary>
        /// <param name="filePath">指定文件和路径</param>
        /// <param name="str">字符串</param>
        private void SaveStrToFile(string filePath, string str)
        {
            str = str.TrimEnd((char[])"\n\r".ToCharArray());//去除最后的回车符
            string stream = null;
            if (File.Exists(filePath))
            {
                StreamReader reader = new StreamReader(filePath);
                stream = reader.ReadToEnd();
                reader.Close();
            }
            FileStream fs = new FileStream(filePath, FileMode.OpenOrCreate);
            StreamWriter sw = new StreamWriter(fs);
            sw.Write(str);
            sw.Close();
            fs.Close();
        }

    }
    /// <summary>
    /// json文件的数据结构
    /// </summary>
    public class JsonModel
    {
        public QuestAss questAss { get; set; }
        public class QuestAss
        {
            public string ID { get; set; }
            public string ver { get; set; }
            public int taskcount { get; set; }
            public List<Tasks> tasks { get; set; }
            public class Tasks
            {
                public int seq { get; set; }//航点序号
                public int frame { get; set; }
                public int command { get; set; }
                public int current { get; set; }
                public int autocontinue { get; set; }
                public double param1 { get; set; }
                public double param2 { get; set; }
                public double param3 { get; set; }
                public double param4 { get; set; }
                public double x { get; set; }
                public double y { get; set; }
                public double z { get; set; }
                [JsonProperty(NullValueHandling = NullValueHandling.Ignore)] //Newtonsoft.Json 库中的一个属性。这个属性用于控制对象在序列化为 JSON 时如何处理 null 值, null值 就不添加这个字段
                public string sound { get; set; } // 新增的 sound 字段
            }
        }
    }
    public static class JsonBase
    {
        /// <summary>
        /// FcgmJsonModel对象 序列化 成 json
        /// </summary>
        /// <param name="fcgmJsonModel"></param>
        /// <returns></returns>
        public static string ModelTojson(JsonModel jsonModel)
        {
            return JsonConvert.SerializeObject(jsonModel);　　　　//转为字符串
        }
    }
}