using Newtonsoft.Json;
using Org.BouncyCastle.Asn1.X509;
using SqlSugar;
using System;
using System.Collections.Generic;
using System.Configuration;
using System.Linq;
using System.Linq.Expressions;

namespace HH.WCS.JiaTong.util
{
    //https://www.donet5.com/Home/Doc
    public class SqlHelper<T> where T : class, new()
    {
        public bool ExecuteSql(string sql)
        {
            try
            {
                var code = GetInstance().Ado.ExecuteCommand(sql);
                return code > 1;
            }
            catch (Exception ex)
            {
                return false;
            }
        }

        public bool Update(T model, string[] cols)
        {
            var db = GetInstance();
            return db.Updateable<T>(model).UpdateColumns(cols).ExecuteCommand() > 0;
        }
        public List<T> GetList(Expression<Func<T, bool>> where = null)
        {
            var db = GetInstance();
            if (where == null)
            {
                return db.Queryable<T>().ToList();
            }
            else
            {
                return db.Queryable<T>().Where(where).ToList();
            }
        }
        public T Get(Expression<Func<T, bool>> where, Expression<Func<T, object>> order, bool asc = false)
        {
            SqlSugarClient db = GetInstance();
            if (order == null)
            {
                return db.Queryable<T>().Where(where).Single();
            }
            else
            {
                return db.Queryable<T>().Where(where).OrderBy(order, asc ? OrderByType.Asc : OrderByType.Desc).First();
            }
        }
        public T Get(Expression<Func<T, bool>> where, Expression<Func<T, object>> orderBy = null)
        {
            try
            {
                var db = GetInstance();
                T model = null;
                if (orderBy != null)
                {
                    model = db.Queryable<T>().Where(where).OrderBy(orderBy, OrderByType.Desc).First();//查询表的所有
                }
                else
                {
                    model = db.Queryable<T>().Where(where).First();
                }
                return model;
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
                return default(T);
            }
        }
        public bool Update(T model)
        {
            var db = GetInstance();
            return db.Updateable<T>(model).ExecuteCommand() > 0;
        }
        public bool Insert(T model)
        {
            try
            {
                var db = GetInstance();
                return db.Insertable<T>(model).ExecuteCommand() > 0;
            }
            catch (Exception ex)
            {
                return false;
            }
        }

        //删除指定条件数据
        public bool Deleteable(Expression<Func<T, bool>> where)
        {
            try
            {
                var db = GetInstance();
                return db.Deleteable<T>().Where(where).ExecuteCommand() > 0;
            }
            catch (Exception ex)
            {
                return false;
            }
        }

        /// <summary>
        /// 如果用Oracle数据需要包Oracle.ManagedDataAccess/21.15.0，环境netframework 4.62，太新了4.8有的服务器安装不上去
        /// </summary>
        /// <param name="url"></param>
        /// <returns></returns>
        public SqlSugarClient GetInstance(string url = "")
        {
            //创建数据库对象
            SqlSugarClient db = new SqlSugarClient(new ConnectionConfig()
            {
                ConnectionString = string.IsNullOrEmpty(url) ? Settings.SqlServer : url,
                //ConnectionString = @"Data Source=192.168.1.198\sql2008;Initial Catalog=OIMobox;User ID=sa;Password=sa@2015",
                // DbType = DbType.SqlServer,
                // ConnectionString = @"Data Source=(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=192.168.1.144)(PORT=1521)))(CONNECT_DATA=(SERVER=DEDICATED)(SERVICE_NAME=JTMobox)));User Id=system;Password=Hh123321;",
                DbType = DbType.Oracle,
                IsAutoCloseConnection = true,
                InitKeyType = InitKeyType.Attribute//从特性读取主键自增信息
            });
            //
            //db.MappingTables.Add("","");

            //监控所有超过1秒的Sql
            db.Aop.OnLogExecuted = (sql, p) =>
            {
                //执行时间超过1秒
                if (db.Ado.SqlExecutionTime.TotalSeconds > 1)
                {
                    //    Console.WriteLine(sql + "\r\n" + db.Utilities.SerializeObject(p.ToDictionary(it => it.ParameterName, it => it.Value)));
                    //代码CS文件名
                    var fileName = db.Ado.SqlStackTrace.FirstFileName;
                    //代码行数
                    var fileLine = db.Ado.SqlStackTrace.FirstLine;
                    //方法名
                    var FirstMethodName = db.Ado.SqlStackTrace.FirstMethodName;
                    //db.Ado.SqlStackTrace.MyStackTraceList[1].xxx 获取上层方法的信息
                }
                //相当于EF的 PrintToMiniProfiler
            };
            db.Aop.DataExecuted = (value, entity) =>
            {
                entity.EntityColumnInfos.ToList().ForEach(a =>
                {
                    var pvalue = entity.GetValue(a.PropertyName);
                    if (pvalue != null && pvalue.GetType() == typeof(String))
                    {
                        entity.SetValue(a.PropertyName, pvalue.ToString().Trim());
                    }
                });
            };
            //order数据库去掉查询必须带Trim条件
            db.Aop.OnExecutingChangeSql = (sql, pars) => //可以修改SQL和参数的值
            {
                if (db.CurrentConnectionConfig.DbType == DbType.Oracle && pars.Any())
                {
                    var input = sql;
                    Stack<int> stack = new Stack<int>();
                    List<string> results = new List<string>();
                    for (int i = 0; i < input.Length; i++)
                    {
                        if (input[i] == '(')
                        {
                            stack.Push(i);
                        }
                        else if (input[i] == ')')
                        {
                            if (stack.Count > 0)
                            {
                                int start = stack.Pop();
                                string content = input.Substring(start + 1, i - start - 1);
                                results.Add(content);
                            }
                        }
                    }
                    foreach (var p in pars)
                    {
                        if (p.DbType == System.Data.DbType.String)
                        {
                            var result = results.Find(x => x.Contains(p.ParameterName) && x.Count(c => c == '=') == 1);
                            if (result != null && !result.Contains("trim("))
                            {
                                string[] parts = result.Split('=');
                                if (parts.Length > 1)
                                {
                                    string Field = parts[0];
                                    sql = sql.Replace(result, $"trim({Field}) = {p.ParameterName}");
                                }
                            }
                        }
                    }
                }
                return new KeyValuePair<string, SugarParameter[]>(sql, pars);
            };


            return db;
        }

    }

}