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665 lines
25 KiB
665 lines
25 KiB
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using Dapper;
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using MySql.Data.MySqlClient;
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using System;
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using System.Collections.Generic;
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using System.Data;
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using System.Data.SqlClient;
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using System.Linq;
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using System.Linq.Expressions;
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using System.Text;
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using Tiobon.Core.Common.DB.Dapper.Const;
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using Tiobon.Core.Common.DB.Dapper.DBManager;
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using Tiobon.Core.Common.DB.Dapper.Enums;
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using Tiobon.Core.Common.DB.Dapper.Extensions;
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using Tiobon.Core.Common.DB.Dapper.Utilities;
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using System.Threading.Tasks;
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namespace Tiobon.Core.Common.DB.Dapper;
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public class SqlDapper : ISqlDapper
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{
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private string _connectionString;
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private IDbConnection _connection { get; set; }
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public IDbConnection Connection
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{
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get
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{
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if (_connection == null || _connection.State == ConnectionState.Closed)
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{
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_connection = DBServerProvider.GetDbConnection(_connectionString);
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}
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return _connection;
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}
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}
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public SqlDapper()
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{
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_connectionString = DBServerProvider.GetConnectionString();
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}
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/// <summary>
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/// string mySql = "Data Source=132.232.2.109;Database=mysql;User
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/// ID=root;Password=mysql;pooling=true;CharSet=utf8;port=3306;sslmode=none";
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/// this.conn = new MySql.Data.MySqlClient.MySqlConnection(mySql);
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/// </summary>
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/// <param name="connKeyName"></param>
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public SqlDapper(string connKeyName)
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{
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_connectionString = DBServerProvider.GetConnectionString(connKeyName);
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}
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/// <summary>
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/// var p = new object();
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// p.Add("@a", 11);
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//p.Add("@b", dbType: DbType.Int32, direction: ParameterDirection.Output);
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//p.Add("@c", dbType: DbType.Int32, direction: ParameterDirection.ReturnValue);
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// /// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="cmd"></param>
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/// <param name="param"></param>
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/// <param name="commandType"></param>
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/// <returns></returns>
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public List<T> QueryList<T>(string cmd, object param, CommandType? commandType = null, bool beginTransaction = false) where T : class
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{
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return Execute((conn, dbTransaction) =>
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{
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return conn.Query<T>(cmd, param, dbTransaction, commandType: commandType ?? CommandType.Text).ToList();
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}, beginTransaction);
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}
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public async Task<List<T>> QueryListAsync<T>(string cmd, object param = null, CommandType? commandType = null, bool beginTransaction = false, int? commandTimeout = null) where T : class
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{
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return await Execute(async (conn, dbTransaction) =>
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{
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return (await conn.QueryAsync<T>(cmd, param, dbTransaction, commandType: commandType ?? CommandType.Text)).ToList();
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}, beginTransaction);
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}
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public T QueryFirst<T>(string cmd, object param = null, CommandType? commandType = null, bool beginTransaction = false) where T : class
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{
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List<T> list = QueryList<T>(cmd, param, commandType: commandType ?? CommandType.Text, beginTransaction: beginTransaction).ToList();
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return list.Count == 0 ? null : list[0];
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}
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public async Task<T> QueryFirstAsync<T>(string cmd, object param = null, CommandType? commandType = null, bool beginTransaction = false, int? commandTimeout = null) where T : class
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{
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var data = await QueryListAsync<T>(cmd, param, commandType, beginTransaction, commandTimeout);
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List<T> list = data.ToList();
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return !list.Any() ? null : list[0];
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}
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public object ExecuteScalar(string cmd, object param, CommandType? commandType = null, bool beginTransaction = false)
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{
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try
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{
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return Execute((conn, dbTransaction) =>
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{
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return conn.ExecuteScalar(cmd, param, dbTransaction, commandType: commandType ?? CommandType.Text);
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}, beginTransaction);
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}
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catch (Exception)
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{
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throw;
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}
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}
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public async Task<object> ExecuteScalarAsync(string cmd, object param, CommandType? commandType = null, bool beginTransaction = false)
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{
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try
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{
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return await Execute(async (conn, dbTransaction) =>
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{
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return await conn.ExecuteScalarAsync(cmd, param, dbTransaction, commandType: commandType ?? CommandType.Text);
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}, beginTransaction);
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}
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catch (Exception)
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{
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throw;
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}
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}
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public int ExcuteNonQuery(string cmd, object param, CommandType? commandType = null, bool beginTransaction = false)
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{
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return Execute((conn, dbTransaction) =>
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{
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return conn.Execute(cmd, param, dbTransaction, commandType: commandType ?? CommandType.Text);
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}, beginTransaction);
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}
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public IDataReader ExecuteReader(string cmd, object param, CommandType? commandType = null, bool beginTransaction = false)
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{
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return Execute((conn, dbTransaction) =>
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{
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return conn.ExecuteReader(cmd, param, dbTransaction, commandType: commandType ?? CommandType.Text);
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}, beginTransaction, false);
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}
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public SqlMapper.GridReader QueryMultiple(string cmd, object param, CommandType? commandType = null, bool beginTransaction = false)
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{
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return Execute((conn, dbTransaction) =>
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{
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return conn.QueryMultiple(cmd, param, dbTransaction, commandType: commandType ?? CommandType.Text);
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}, beginTransaction, false);
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}
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/// <summary>
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/// 获取output值 param.Get<int>("@b");
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/// </summary>
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/// <typeparam name="T1"></typeparam>
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/// <param name="cmd"></param>
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/// <param name="param"></param>
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/// <param name="commandType"></param>
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/// <param name="dbTransaction"></param>
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/// <returns></returns>
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public (List<T1>, List<T2>) QueryMultiple<T1, T2>(string cmd, object param, CommandType? commandType = null, bool beginTransaction = false)
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{
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using (SqlMapper.GridReader reader = QueryMultiple(cmd, param, commandType, beginTransaction))
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{
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return (reader.Read<T1>().ToList(), reader.Read<T2>().ToList());
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}
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}
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public (List<T1>, List<T2>, List<T3>) QueryMultiple<T1, T2, T3>(string cmd, object param, CommandType? commandType = null, bool beginTransaction = false)
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{
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using (SqlMapper.GridReader reader = QueryMultiple(cmd, param, commandType, beginTransaction))
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{
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return (reader.Read<T1>().ToList(), reader.Read<T2>().ToList(), reader.Read<T3>().ToList());
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}
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}
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public T Execute<T>(Func<IDbConnection, IDbTransaction, T> func, bool beginTransaction = false, bool disposeConn = true)
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{
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IDbTransaction dbTransaction = null;
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if (beginTransaction)
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{
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Connection.Open();
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dbTransaction = Connection.BeginTransaction();
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}
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try
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{
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T reslutT = func(Connection, dbTransaction);
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dbTransaction?.Commit();
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return reslutT;
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}
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catch (Exception)
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{
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dbTransaction?.Rollback();
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Connection.Dispose();
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throw;
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}
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finally
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{
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if (disposeConn)
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{
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Connection.Dispose();
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}
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}
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}
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public async Task<T> ExecuteAsync<T>(Func<IDbConnection, IDbTransaction, Task<T>> funcAsync, bool beginTransaction = false, bool disposeConn = true)
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{
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IDbTransaction dbTransaction = null;
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if (beginTransaction)
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{
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Connection.Open();
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dbTransaction = Connection.BeginTransaction();
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}
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try
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{
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T reslutT = await funcAsync(Connection, dbTransaction);
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dbTransaction?.Commit();
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return reslutT;
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}
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catch (Exception)
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{
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dbTransaction?.Rollback();
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Connection.Dispose();
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throw;
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}
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finally
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{
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if (disposeConn)
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{
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Connection.Dispose();
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}
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}
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}
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public int ExecuteDML(string cmd, object param, CommandType? commandType = null, IDbTransaction dbTransaction = null)
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{
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return ExecuteDML((conn, dbTransaction) =>
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{
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return conn.Execute(cmd, param, dbTransaction, commandType: commandType ?? CommandType.Text);
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}, dbTransaction, false);
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}
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public async Task<int> ExecuteDMLAsync(string cmd, object param, CommandType? commandType = null, IDbTransaction dbTransaction = null)
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{
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return await ExecuteDML(async (conn, dbTransaction) =>
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{
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return await conn.ExecuteAsync(cmd, param, dbTransaction, commandType: commandType ?? CommandType.Text);
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}, dbTransaction, false);
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}
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public IDataReader ExecuteDMLReader(string cmd, object param, CommandType? commandType = null, IDbTransaction dbTransaction = null)
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{
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return ExecuteDML((conn, dbTransaction) =>
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{
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return conn.ExecuteReader(cmd, param, dbTransaction, commandType: commandType ?? CommandType.Text);
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}, dbTransaction, false);
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}
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/// <summary>
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/// 执行数据库
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="func"></param>
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/// <param name="dbTransaction"></param>
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/// <param name="disposeConn"></param>
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/// <returns></returns>
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public T ExecuteDML<T>(Func<IDbConnection, IDbTransaction, T> func, IDbTransaction dbTransaction = null, bool disposeConn = false)
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{
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if (dbTransaction == null)
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{
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try
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{
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T reslutT = func(Connection, dbTransaction);
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dbTransaction?.Commit();
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return reslutT;
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}
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catch (Exception)
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{
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dbTransaction?.Rollback();
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Connection.Dispose();
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throw;
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}
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finally
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{
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if (disposeConn)
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Connection.Dispose();
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}
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}
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else
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{
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//Connection.Open();
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try
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{
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if (_connection == null)
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_connection = dbTransaction.Connection;
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T reslutT = func(Connection, dbTransaction);
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return reslutT;
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}
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catch (Exception)
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{
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Connection.Dispose();
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throw;
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}
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finally
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{
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if (disposeConn)
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Connection.Dispose();
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}
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}
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}
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/// <summary>
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///
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="entity"></param>
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/// <param name="updateFileds">指定插入的字段</param>
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/// <param name="beginTransaction">是否开启事务</param>
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/// <returns></returns>
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public int Add<T>(T entity, Expression<Func<T, object>> updateFileds = null, bool beginTransaction = false)
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{
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return AddRange(new T[] { entity }, updateFileds, beginTransaction);
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}
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/// <summary>
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///
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="entities"></param>
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/// <param name="updateFileds">指定插入的字段</param>
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/// <param name="beginTransaction">是否开启事务</param>
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/// <returns></returns>
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public int AddRange<T>(IEnumerable<T> entities, Expression<Func<T, object>> addFileds = null, bool beginTransaction = true)
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{
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Type entityType = typeof(T);
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var key = entityType.GetKeyProperty();
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if (key == null)
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{
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throw new Exception("实体必须包括主键才能批量更新");
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}
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string[] columns;
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//指定插入的字段
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if (addFileds != null)
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{
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columns = addFileds.GetExpressionToArray();
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}
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else
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{
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var properties = entityType.GetGenericProperties();
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if (key.PropertyType != typeof(Guid))
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{
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properties = properties.Where(x => x.Name != key.Name).ToArray();
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}
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columns = properties.Select(x => x.Name).ToArray();
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}
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string sql = null;
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bool mysql = DBType.Name == DbCurrentType.MySql.ToString();
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if (mysql)
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{
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//mysql批量写入待优化
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sql = $"insert into {entityType.GetEntityTableName()}({string.Join(",", columns)})" +
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$"values(@{string.Join(",@", columns)});";
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}
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else
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{
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//sqlserver通过临时表批量写入
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sql = $"insert into {entityType.GetEntityTableName()}({string.Join(",", columns)})" +
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$"select * from {EntityToSqlTempName.TempInsert};";
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sql = entities.GetEntitySql(entityType == typeof(Guid), sql, null, addFileds, null);
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}
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return Execute((conn, dbTransaction) =>
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{
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return conn.Execute(sql, mysql ? entities.ToList() : null);
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}, beginTransaction);
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}
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/// <summary>
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/// sqlserver使用的临时表参数化批量更新，mysql批量更新待发开
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="entity">实体必须带主键</param>
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/// <param name="updateFileds">指定更新的字段x=new {x.a,x.b}</param>
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/// <param name="beginTransaction">是否开启事务</param>
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/// <returns></returns>
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public int Update<T>(T entity, Expression<Func<T, object>> updateFileds = null, bool beginTransaction = true)
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{
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return UpdateRange(new T[] { entity }, updateFileds, beginTransaction);
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}
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/// <summary>
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///(根据主键批量更新实体) sqlserver使用的临时表参数化批量更新，mysql待优化
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="entities">实体必须带主键</param>
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/// <param name="updateFileds">批定更新字段</param>
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/// <param name="beginTransaction"></param>
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/// <returns></returns>
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public int UpdateRange<T>(IEnumerable<T> entities, Expression<Func<T, object>> updateFileds = null, bool beginTransaction = true)
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{
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Type entityType = typeof(T);
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var key = entityType.GetKeyProperty();
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if (key == null)
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{
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throw new Exception("实体必须包括主键才能批量更新");
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}
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var properties = entityType.GetGenericProperties()
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.Where(x => x.Name != key.Name);
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if (updateFileds != null)
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{
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properties = properties.Where(x => updateFileds.GetExpressionToArray().Contains(x.Name));
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}
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if (DBType.Name == DbCurrentType.MySql.ToString())
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{
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List<string> paramsList = new List<string>();
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foreach (var item in properties)
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{
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paramsList.Add(item.Name + "=@" + item.Name);
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}
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string sqltext = $@"UPDATE {entityType.GetEntityTableName()} SET {string.Join(",", paramsList)} WHERE {entityType.GetKeyName()} = @{entityType.GetKeyName()} ;";
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return ExcuteNonQuery(sqltext, entities, CommandType.Text, true);
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// throw new Exception("mysql批量更新未实现");
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}
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string fileds = string.Join(",", properties.Select(x => $" a.{x.Name}=b.{x.Name}").ToArray());
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string sql = $"update a set {fileds} from {entityType.GetEntityTableName()} as a inner join {EntityToSqlTempName.TempInsert.ToString()} as b on a.{key.Name}=b.{key.Name}";
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sql = entities.ToList().GetEntitySql(true, sql, null, updateFileds, null);
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return ExcuteNonQuery(sql, null, CommandType.Text, true);
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}
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public int DelWithKey<T>(object[] keys, bool beginTransaction = false)
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{
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Type entityType = typeof(T);
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var keyProperty = entityType.GetKeyProperty();
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if (keyProperty == null || keys == null || keys.Length == 0) return 0;
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IEnumerable<(bool, string, object)> validation = keyProperty.ValidationValueForDbType(keys);
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if (validation.Any(x => !x.Item1))
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{
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throw new Exception($"主键类型【{validation.Where(x => !x.Item1).Select(s => s.Item3).FirstOrDefault()}】不正确");
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}
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string tKey = entityType.GetKeyProperty().Name;
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FieldType fieldType = entityType.GetFieldType();
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string joinKeys = fieldType == FieldType.Int || fieldType == FieldType.BigInt
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? string.Join(",", keys)
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: $"'{string.Join("','", keys)}'";
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string sql = $"DELETE FROM {entityType.GetEntityTableName()} where {tKey} in ({joinKeys});";
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return (int)ExecuteScalar(sql, null);
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}
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/// <summary>
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/// 使用key批量删除
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="keys"></param>
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/// <returns></returns>
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public int DelWithKey<T>(object[] keys)
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{
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return DelWithKey<T>(keys, false);
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}
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#region 批量插入
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/// <summary>
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/// 通过Bulk批量插入
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/// </summary>
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/// <param name="table"></param>
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/// <param name="tableName"></param>
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/// <param name="sqlBulkCopyOptions"></param>
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/// <param name="dbKeyName"></param>
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/// <returns></returns>
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private int MSSqlBulkInsert(DataTable table, string tableName, SqlBulkCopyOptions sqlBulkCopyOptions = SqlBulkCopyOptions.UseInternalTransaction, string dbKeyName = null)
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{
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if (!string.IsNullOrEmpty(dbKeyName))
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{
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Connection.ConnectionString = DBServerProvider.GetConnectionString(dbKeyName);
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}
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using (SqlBulkCopy sqlBulkCopy = new SqlBulkCopy(Connection.ConnectionString, sqlBulkCopyOptions))
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{
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sqlBulkCopy.DestinationTableName = tableName;
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sqlBulkCopy.BatchSize = table.Rows.Count;
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for (int i = 0; i < table.Columns.Count; i++)
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{
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sqlBulkCopy.ColumnMappings.Add(table.Columns[i].ColumnName, table.Columns[i].ColumnName);
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}
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sqlBulkCopy.WriteToServer(table);
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return table.Rows.Count;
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}
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}
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public int BulkInsert<T>(List<T> entities, string tableName = null,
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Expression<Func<T, object>> columns = null,
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SqlBulkCopyOptions? sqlBulkCopyOptions = null)
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{
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DataTable table = entities.ToDataTable(columns, false);
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return BulkInsert(table, tableName ?? typeof(T).GetEntityTableName(), sqlBulkCopyOptions);
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}
|
|
public int BulkInsert(DataTable table, string tableName, SqlBulkCopyOptions? sqlBulkCopyOptions = null, string fileName = null, string tmpPath = null)
|
|
{
|
|
if (!string.IsNullOrEmpty(tmpPath))
|
|
{
|
|
tmpPath = tmpPath.ReplacePath();
|
|
}
|
|
if (Connection.GetType().Name == "MySqlConnection")
|
|
return MySqlBulkInsert(table, tableName, fileName, tmpPath);
|
|
return MSSqlBulkInsert(table, tableName, sqlBulkCopyOptions ?? SqlBulkCopyOptions.KeepIdentity);
|
|
}
|
|
#endregion
|
|
|
|
#region 大批量数据插入,返回成功插入行数
|
|
/// <summary>
|
|
///大批量数据插入,返回成功插入行数
|
|
/// </summary>
|
|
/// <param name="connectionString">数据库连接字符串</param>
|
|
/// <param name="table">数据表</param>
|
|
/// <returns>返回成功插入行数</returns>
|
|
private int MySqlBulkInsert(DataTable table, string tableName, string fileName = null, string tmpPath = null)
|
|
{
|
|
if (table.Rows.Count == 0)
|
|
return 0;
|
|
tmpPath = tmpPath ?? FileHelper.GetCurrentDownLoadPath();
|
|
fileName = fileName ?? $"{DateTime.Now.ToString("yyyyMMddHHmmss")}.csv";
|
|
int insertCount = 0;
|
|
string csv = DataTableToCsv(table);
|
|
FileHelper.WriteFile(tmpPath, fileName, csv);
|
|
string path = tmpPath + fileName;
|
|
try
|
|
{
|
|
if (Connection.State == ConnectionState.Closed)
|
|
Connection.Open();
|
|
using (IDbTransaction tran = Connection.BeginTransaction())
|
|
{
|
|
MySqlBulkLoader bulk = new MySqlBulkLoader(Connection as MySqlConnection)
|
|
{
|
|
FieldTerminator = ",",
|
|
FieldQuotationCharacter = '"',
|
|
EscapeCharacter = '"',
|
|
LineTerminator = "\r\n",
|
|
FileName = path.ReplacePath(),
|
|
NumberOfLinesToSkip = 0,
|
|
TableName = tableName,
|
|
};
|
|
bulk.Columns.AddRange(table.Columns.Cast<DataColumn>().Select(colum => colum.ColumnName).ToList());
|
|
insertCount = bulk.Load();
|
|
tran.Commit();
|
|
}
|
|
}
|
|
catch (Exception) { throw; }
|
|
finally
|
|
{
|
|
Connection?.Dispose();
|
|
Connection?.Close();
|
|
}
|
|
return insertCount;
|
|
// File.Delete(path);
|
|
}
|
|
#endregion
|
|
|
|
#region 将DataTable转换为标准的CSV
|
|
/// <summary>
|
|
///将DataTable转换为标准的CSV
|
|
/// </summary>
|
|
/// <param name="table">数据表</param>
|
|
/// <returns>返回标准的CSV</returns>
|
|
private string DataTableToCsv(DataTable table)
|
|
{
|
|
//以半角逗号（即,）作分隔符，列为空也要表达其存在。
|
|
//列内容如存在半角逗号（即,）则用半角引号（即""）将该字段值包含起来。
|
|
//列内容如存在半角引号（即"）则应替换成半角双引号（""）转义，并用半角引号（即""）将该字段值包含起来。
|
|
StringBuilder sb = new StringBuilder();
|
|
DataColumn colum;
|
|
Type typeString = typeof(string);
|
|
Type typeDate = typeof(DateTime);
|
|
|
|
foreach (DataRow row in table.Rows)
|
|
{
|
|
for (int i = 0; i < table.Columns.Count; i++)
|
|
{
|
|
colum = table.Columns[i];
|
|
if (i != 0) sb.Append(",");
|
|
if (colum.DataType == typeString && row[colum].ToString().Contains(","))
|
|
{
|
|
sb.Append("\"" + row[colum].ToString().Replace("\"", "\"\"") + "\"");
|
|
}
|
|
else if (colum.DataType == typeDate)
|
|
{
|
|
//centos系统里把datatable里的日期转换成了10/18/18 3:26:15 PM格式
|
|
bool b = DateTime.TryParse(row[colum].ToString(), out DateTime dt);
|
|
sb.Append(b ? dt.ToString("yyyy-MM-dd HH:mm:ss") : "");
|
|
}
|
|
else sb.Append(row[colum].ToString());
|
|
}
|
|
sb.AppendLine();
|
|
}
|
|
|
|
return sb.ToString();
|
|
}
|
|
#endregion
|
|
|
|
#region 返回DataTable
|
|
/// <summary>
|
|
/// 返回DataTable
|
|
/// </summary>
|
|
/// <param name="cmd"></param>
|
|
/// <param name="param"></param>
|
|
/// <param name="commandType"></param>
|
|
/// <param name="beginTransaction"></param>
|
|
/// <returns></returns>
|
|
public DataTable GetDataTable(string cmd, object param, CommandType? commandType = null, bool beginTransaction = false)
|
|
{
|
|
DataTable table = new DataTable("MyTable");
|
|
var reader = ExecuteReader(cmd, param, commandType, beginTransaction);
|
|
table.Load(reader);
|
|
return table;
|
|
}
|
|
|
|
public DataTable GetTransDataTable(string cmd, object param, CommandType? commandType = null, IDbTransaction dbTransaction = null)
|
|
{
|
|
DataTable table = new DataTable("MyTable");
|
|
var reader = ExecuteDMLReader(cmd, param, commandType, dbTransaction);
|
|
table.Load(reader);
|
|
return table;
|
|
}
|
|
|
|
public async Task<DataTable> GetDataTableAsync(string cmd, object param = null, IDbTransaction transaction = null, CommandType? commandType = null, int? commandTimeout = null)
|
|
{
|
|
DataTable table = new DataTable("MyTable");
|
|
var reader = await Connection.ExecuteReaderAsync(cmd, param, transaction, commandTimeout, commandType: commandType ?? CommandType.Text); ;
|
|
table.Load(reader);
|
|
return table;
|
|
}
|
|
#endregion
|
|
|
|
#region Transaction
|
|
public IDbTransaction GetNewTransaction()
|
|
{
|
|
Connection.Open();
|
|
IDbTransaction trans = Connection.BeginTransaction();
|
|
return trans;
|
|
}
|
|
|
|
public void CommitTransaction(IDbTransaction dbTransaction)
|
|
{
|
|
|
|
dbTransaction?.Commit();
|
|
}
|
|
|
|
public void RollbackTransaction(IDbTransaction dbTransaction)
|
|
{
|
|
dbTransaction?.Rollback();
|
|
}
|
|
#endregion Transaction
|
|
|
|
#region 查询按实体返回
|
|
public List<T> QueryTransList<T>(string cmd, object param, CommandType? commandType = null, IDbTransaction dbTransaction = null) where T : class
|
|
{
|
|
return ExecuteDML((conn, dbTransaction) =>
|
|
{
|
|
return conn.Query<T>(cmd, param, dbTransaction, commandType: commandType ?? CommandType.Text).ToList();
|
|
}, dbTransaction, false);
|
|
}
|
|
public T QueryTransFirst<T>(string cmd, object param, CommandType? commandType = null, IDbTransaction dbTransaction = null) where T : class
|
|
{
|
|
List<T> list = QueryTransList<T>(cmd, param, commandType: commandType ?? CommandType.Text, dbTransaction: dbTransaction).ToList();
|
|
return list.Count == 0 ? null : list[0];
|
|
}
|
|
#endregion
|
|
}
|
|
|