using SqlSugar;
using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace IStation.DAL
{
    /// <summary>
    /// 
    /// </summary>
    public partial class CorpTraceDAL<T> : CorpDAL<T> where T : Entity.CorpTraceEntity,  new() 
    {
        /// <summary>
        /// 插入指定对象到数据库中
        /// </summary>
        public override long Insert(T entity)
        {
            if (entity == null)
                return default;
            if (entity.CorpID < 1)
                return default;
            entity.CreateTime = DateTime.Now;
            using (SqlSugarClient db = new SqlSugarClient(ConnectionConfig))
            {
                return db.Insertable(entity).ExecuteReturnSnowflakeId();
            }
        }


        /// <summary>
        /// 插入指定对象集合到数据库中
        /// </summary>
        public override bool Inserts(List<T> list)
        {
            if (list == null || list.Count < 1)
                return default;
            var dt =DateTime.Now;
            foreach(var item in list)
                item.CreateTime = dt;
            var corpIds = list.Select(x => x.CorpID).Distinct().ToList();
            if (corpIds.Count() != 1 || corpIds[0] < 1)
                return default;
            using (SqlSugarClient db = new SqlSugarClient(ConnectionConfig))
            {
                return db.Insertable(list).ExecuteReturnSnowflakeIdList().Count() > 0;
            }
        }


        /// <summary>
        /// 插入并返回
        /// </summary>
        public override List<long> InsertsR(List<T> list)
        {
            if (list == null || list.Count < 1)
                return default;
            var dt = DateTime.Now;
            foreach (var item in list)
                item.CreateTime = dt;

            var corpIds = list.Select(x => x.CorpID).Distinct().ToList();
            if (corpIds.Count() != 1 || corpIds[0] < 1)
                return default;
            using (SqlSugarClient db = new SqlSugarClient(ConnectionConfig))
            {
                return db.Insertable(list).ExecuteReturnSnowflakeIdList();
            }
        }

        /// <summary>
        /// 大批量插入
        /// </summary>
        public override bool BulkInserts(List<T> list)
        {
            if (list == null || list.Count < 1)
                return default;
            var dt = DateTime.Now;
            foreach (var item in list)
                item.CreateTime = dt;

            list.ForEach(x => x.ID = SnowFlakeSingle.instance.NextId());
            using (SqlSugarClient db = new SqlSugarClient(ConnectionConfig))
            {
                return db.Fastest<T>().BulkCopy(list) > 0;
            }
        }

        /// <summary>
        /// 更新对象属性到数据库中
        /// </summary>
        public override bool Update(T entity)
        {
            if (entity == null)
                return default;
            if (entity.CorpID < 1)
                return default;
            entity.UpdateTime = DateTime.Now;
            using (SqlSugarClient db = new SqlSugarClient(ConnectionConfig))
            {
                return db.Updateable(entity).IgnoreColumns(it => new { it.CreateTime, it.CreateUserID, it.CorpID }).ExecuteCommand() > 0;
            }
        }

        /// <summary>
        /// 更新指定对象集合到数据库中
        /// </summary>
        public override bool Updates(List<T> list)
        {
            if (list == null || list.Count < 1)
                return default;
            var corpIds = list.Select(x => x.CorpID).Distinct().ToList();
            if (corpIds.Count() != 1 || corpIds[0] < 1)
                return default;
            foreach (var item in list)
                item.UpdateTime = DateTime.Now;
            using (SqlSugarClient db = new SqlSugarClient(ConnectionConfig))
            {
                return db.Updateable(list).IgnoreColumns(it => new { it.CreateTime, it.CreateUserID, it.CorpID }).ExecuteCommand() > 0;
            }
        }

    }
}