using ExportMap.db;
using ExportMap.Models;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Web;

namespace ExportMap.cs
{
    /// <summary>
    /// 模型转换工具
    /// </summary>
    public class ConvertUtils
    {
        /// <summary>
        /// 工作配置
        /// </summary>
        public static string JobConfig = "{{ \"format\": \"3dtiles\", \"mode\": 0, \"outputPath\": \"{0}\", \"outputOptions\": null, \"levelOfDetail\": -1, \"levelOfDetailText\": \"Auto\", \"georeferenced\": null }}";

        /// <summary>
        /// Roamer.exe
        /// </summary>
        public static string RoamerExe = "\"C:\\Program Files\\Autodesk\\Navisworks Manage 2020\\Roamer.exe\"";

        /// <summary>
        /// 获取发布地址
        /// </summary>
        public static string GetReleaseUrl(SysMeta meta)
        {
            return "http://{host}/LFData/3d/3dtiles/" + meta.type + "/" + meta.id + "/tileset.json";
        }

        /// <summary>
        /// 模型转换
        /// </summary>
        public static List<int> Convert(XYZArgs args)
        {
            string uploadFolder = Tools.GetSetting("uploadFolder");
            string tilesFolder = Path.Combine(Tools.GetSetting("lfData"), "3d\\3dtiles");

            List<SysMeta> list = XYZUtils.SelectMetas(args.ids, "and type in ('ifc', 'fbx', 'rvt')");
            if (null == list || list.Count == 0) return null;

            List<int> ids = new List<int>();
            foreach (SysMeta meta in list)
            {
                string modelFile = Path.Combine(uploadFolder, meta.path);
                if (!File.Exists(modelFile)) continue;

                string configFile = Path.Combine(Tools.TempDir, ExportUtil.DateStr + ".json");
                string outPath = Path.Combine(tilesFolder, meta.type, meta.id.ToString());
                string jsonFile = Path.Combine(outPath, "tileset.json");

                if (!Directory.Exists(outPath)) Directory.CreateDirectory(outPath);
                if (File.Exists(jsonFile)) File.Delete(jsonFile);

                WriteText(configFile, string.Format(JobConfig, outPath.Replace("\\", "\\\\")));
                ExecNavisworks(modelFile, configFile);

                File.Delete(configFile);
                if (File.Exists(jsonFile))
                {
                    string path = jsonFile.Replace(Tools.GetSetting("lfData") + "\\", "");
                    int pubid = InsertToDB(meta, args, path);

                    if (pubid > 0) ids.Add(pubid);
                }
            }

            return ids;
        }

        /// <summary>
        /// 运行Navisworks
        /// </summary>
        public static void ExecNavisworks(string modelFile, string configFile)
        {
            Process p = null;
            try
            {
                //string log = Path.Combine(ExportUtil.SourcesPath, "ns_log.txt");
                //string args = string.Format("-licensing AdLM -OpenFile \"{0}\" -ExecuteAddInPlugin \"EngineBatch_Sample.SmartEarth\" \"{1}\" -log \"{2}\" -NoGui -Exit", modelFile, configFile, log);
                string args = string.Format("-licensing AdLM -OpenFile \"{0}\" -ExecuteAddInPlugin \"EngineBatch_Sample.SmartEarth\" \"{1}\" -NoGui -Exit", modelFile, configFile);
                LogOut.Info("Args:" + args);

                // 启动进程
                p = Process.Start(RoamerExe, args);

                // 让组件等候相关的进程进入闲置状态
                p.WaitForInputIdle();

                // 让组件无限期地等待关联进程退出
                p.WaitForExit();
            }
            catch (Exception ex)
            {
                LogOut.Error(ex.Message + "\r\n" + ex.StackTrace);
            }
            finally
            {
                if (p != null)
                {
                    p.Close();
                    p.Dispose();
                    p = null;
                }
            }
        }

        /// <summary>
        /// 写文本文件
        /// </summary>
        private static void WriteText(string file, string str)
        {
            File.WriteAllText(file, str);
            LogOut.Info("JobConfig：" + str);
        }

        /// <summary>
        /// 插入数据库
        /// </summary>
        private static int InsertToDB(SysMeta meta, XYZArgs args, string path)
        {
            if (PubDBHelper.IsPublish(meta.id)) return 0;

            SysPublish sys = NewPublish(meta, args);
            sys.path = path;

            int pubid = PubDBHelper.InsertPublish(sys);
            if (pubid > 0)
            {
                sys.id = pubid;
                PubDBHelper.InsertLayer(sys, meta);
                PubDBHelper.InsertMetaPub(meta.id, pubid, args.userId);
            }

            return pubid;
        }

        /// <summary>
        /// 创建数据发布类
        /// </summary>
        private static SysPublish NewPublish(SysMeta meta, XYZArgs args)
        {
            SysPublish sp = new SysPublish();
            sp.name = meta.name;
            sp.url = GetReleaseUrl(meta);
            sp.type = meta.type;
            sp.status = 3;
            sp.dirid = meta.dircode;
            sp.depid = args.depcode;
            sp.min = 0;
            sp.max = 0;
            sp.json = null;
            sp.create_user = args.userId;
            sp.geom = null;
            sp.bak = null;

            return sp;
        }
    }
}