SqlSugar/Src/Asp.Net/SqlSugar/Abstract/SqlBuilderProvider/InsertBuilder.cs
2025-04-02 22:45:48 +08:00

400 lines
16 KiB
C#

using System;
using System.Collections.Generic;
using System.Text;
using System.Linq;
using System.Linq.Expressions;
using System.Globalization;
namespace SqlSugar
{
public partial class InsertBuilder : IDMLBuilder
{
#region Init
public InsertBuilder()
{
this.sql = new StringBuilder();
this.Parameters = new List<SugarParameter>();
this.DbColumnInfoList = new List<DbColumnInfo>();
}
#endregion
#region Common Properties
public SqlSugarProvider Context { get; set; }
public ILambdaExpressions LambdaExpressions { get; set; }
public ISqlBuilder Builder { get; set; }
public StringBuilder sql { get; set; }
public List<SugarParameter> Parameters { get; set; }
public string TableWithString { get; set; }
public List<DbColumnInfo> DbColumnInfoList { get; set; }
public bool IsNoInsertNull { get; set; }
public bool IsReturnIdentity { get; set; }
public EntityInfo EntityInfo { get; set; }
public Dictionary<string, int> OracleSeqInfoList { get; set; }
public bool IsBlukCopy { get; set; }
public virtual bool IsOleDb { get; set; }
public virtual Func<string, string, string> ConvertInsertReturnIdFunc { get; set; }
public virtual bool IsNoPage { get; set; }
public virtual bool IsReturnPkList { get; set; }
public string AsName { get; set; }
public bool IsOffIdentity { get; set; }
#endregion
#region SqlTemplate
public virtual string SqlTemplate
{
get
{
if (IsReturnIdentity)
{
return @"INSERT INTO {0}
({1})
VALUES
({2}) ;SELECT SCOPE_IDENTITY();";
}
else
{
return @"INSERT INTO {0}
({1})
VALUES
({2}) ;";
}
}
}
public virtual string SqlTemplateBatch
{
get
{
return "INSERT {0} ({1})";
}
}
public virtual string SqlTemplateBatchSelect
{
get
{
return "{0} AS {1}";
}
}
public virtual string SqlTemplateBatchUnion
{
get
{
return "\t\r\nUNION ALL ";
}
}
#endregion
#region Methods
public virtual void ActionMinDate()
{
if (this.Parameters != null)
{
foreach (var item in this.Parameters)
{
if (item.DbType == System.Data.DbType.Date || item.DbType == System.Data.DbType.DateTime)
{
if (item.Value != null && item.Value != DBNull.Value)
{
if (item.Value is DateTime)
{
if (Convert.ToDateTime(item.Value) == DateTime.MinValue)
{
item.Value = UtilMethods.GetMinDate(this.Context.CurrentConnectionConfig);
}
}
}
}
}
}
}
public virtual void Clear()
{
}
public virtual string GetTableNameString
{
get
{
if (AsName.HasValue())
{
return Builder.GetTranslationTableName(AsName);
}
var result = Builder.GetTranslationTableName(EntityInfo.EntityName);
result += UtilConstants.Space;
if (this.TableWithString.HasValue())
{
result += TableWithString + UtilConstants.Space;
}
return result;
}
}
public bool MySqlIgnore { get; internal set; }
public bool IsWithAttr { get; internal set; }
public string[] ConflictNothing { get; set; }
public virtual ExpressionResult GetExpressionValue(Expression expression, ResolveExpressType resolveType)
{
ILambdaExpressions resolveExpress = this.LambdaExpressions;
this.LambdaExpressions.Clear();
if (this.Context.CurrentConnectionConfig.MoreSettings != null)
{
resolveExpress.TableEnumIsString = this.Context.CurrentConnectionConfig.MoreSettings.TableEnumIsString;
resolveExpress.PgSqlIsAutoToLower = this.Context.CurrentConnectionConfig.MoreSettings.PgSqlIsAutoToLower;
}
else
{
resolveExpress.PgSqlIsAutoToLower = true;
}
resolveExpress.MappingColumns = Context.MappingColumns;
resolveExpress.MappingTables = Context.MappingTables;
resolveExpress.IgnoreComumnList = Context.IgnoreColumns;
resolveExpress.SqlFuncServices = Context.CurrentConnectionConfig.ConfigureExternalServices == null ? null : Context.CurrentConnectionConfig.ConfigureExternalServices.SqlFuncServices;
resolveExpress.Resolve(expression, resolveType);
this.Parameters.AddRange(resolveExpress.Parameters);
var result = resolveExpress.Result;
return result;
}
public virtual string ToSqlString()
{
if (IsNoInsertNull)
{
DbColumnInfoList = DbColumnInfoList.Where(it => it.Value != null).ToList();
}
var groupList = DbColumnInfoList.GroupBy(it => it.TableId).ToList();
var isSingle = groupList.Count() == 1;
string columnsString = string.Join(",", groupList.First().Select(it => Builder.GetTranslationColumnName(it.DbColumnName)));
if (isSingle)
{
string columnParametersString = string.Join(",", this.DbColumnInfoList.Select(it =>this.GetDbColumn(it, Builder.SqlParameterKeyWord + it.DbColumnName)));
return string.Format(SqlTemplate, GetTableNameString, columnsString, columnParametersString);
}
else
{
StringBuilder batchInsetrSql = new StringBuilder();
int pageSize = 200;
if (this.EntityInfo.Columns.Count > 30)
{
pageSize = 50;
}
else if (this.EntityInfo.Columns.Count > 20)
{
pageSize = 100;
}
int pageIndex = 1;
int totalRecord = groupList.Count;
int pageCount = (totalRecord + pageSize - 1) / pageSize;
while (pageCount >= pageIndex)
{
batchInsetrSql.AppendFormat(SqlTemplateBatch, GetTableNameString, columnsString);
int i = 0;
foreach (var columns in groupList.Skip((pageIndex - 1) * pageSize).Take(pageSize).ToList())
{
var isFirst = i == 0;
if (!isFirst)
{
batchInsetrSql.Append(SqlTemplateBatchUnion);
}
batchInsetrSql.Append("\r\n SELECT " + string.Join(",", columns.Select(it => string.Format(SqlTemplateBatchSelect,this.GetDbColumn(it, FormatValue(it.Value)),Builder.GetTranslationColumnName(it.DbColumnName)))));
++i;
}
pageIndex++;
batchInsetrSql.Append("\r\n;\r\n");
}
var result= batchInsetrSql.ToString();
if (this.Context.CurrentConnectionConfig.DbType == DbType.SqlServer)
{
result += "select @@identity;";
}
return result;
}
}
public virtual object FormatValue(object value)
{
var N = "N";
if (this.Context.CurrentConnectionConfig.DbType == DbType.Sqlite)
{
N = "";
}
if (value == null)
{
return "NULL";
}
else
{
var type =UtilMethods.GetUnderType(value.GetType());
if (type == UtilConstants.DateType)
{
var date = value.ObjToDate();
if (date < UtilMethods.GetMinDate(this.Context.CurrentConnectionConfig))
{
date = UtilMethods.GetMinDate(this.Context.CurrentConnectionConfig);
}
return "'" + date.ToString("yyyy-MM-dd HH:mm:ss.fff") + "'";
}
else if (type == UtilConstants.ByteArrayType)
{
string bytesString = "0x" + BitConverter.ToString((byte[])value).Replace("-", "");
return bytesString;
}
else if (type.IsEnum())
{
if (this.Context.CurrentConnectionConfig.MoreSettings?.TableEnumIsString == true)
{
return value.ToSqlValue();
}
else
{
return Convert.ToInt64(value);
}
}
else if (type == UtilConstants.BoolType)
{
return value.ObjToBool() ? "1" : "0";
}
else if (type == UtilConstants.StringType || type == UtilConstants.ObjType)
{
return N+"'" + value.ToString().ToSqlFilter() + "'";
}
else if (type == UtilConstants.DateTimeOffsetType)
{
return FormatDateTimeOffset(value);
}
else if (type == UtilConstants.FloatType)
{
return N+"'" +Convert.ToDouble(value).ToString() + "'";
}
else if (value is decimal v)
{
return v.ToString(CultureInfo.InvariantCulture);
}
else
{
return N+"'" + value.ToString() + "'";
}
}
}
public virtual string FormatDateTimeOffset(object value)
{
var date = UtilMethods.ConvertFromDateTimeOffset((DateTimeOffset)value);
return "'" + date.ToString("yyyy-MM-dd HH:mm:ss.fff") + "'";
}
private int GetDbColumnIndex = 0;
public virtual string GetDbColumn(DbColumnInfo columnInfo ,object name)
{
if (columnInfo.InsertServerTime)
{
return LambdaExpressions.DbMehtods.GetDate();
}
else if (UtilMethods.IsErrorDecimalString() == true)
{
var pname = Builder.SqlParameterKeyWord + "Decimal" + GetDbColumnIndex;
var p = new SugarParameter(pname, columnInfo.Value);
this.Parameters.Add(p);
GetDbColumnIndex++;
return pname;
}
else if (columnInfo.InsertSql.HasValue())
{
if (columnInfo.InsertSql.Contains("{0}"))
{
if (columnInfo.Value == null)
{
return string.Format(columnInfo.InsertSql, "null").Replace("'null'", "null");
}
else
{
return string.Format(columnInfo.InsertSql, columnInfo.Value?.ObjToString().ToSqlFilter());
}
}
return columnInfo.InsertSql;
}
else if (columnInfo.SqlParameterDbType is Type && IsNoParameterConvert(columnInfo))
{
var type = columnInfo.SqlParameterDbType as Type;
var ParameterConverter = type.GetMethod("ParameterConverter").MakeGenericMethod(typeof(string));
var obj = Activator.CreateInstance(type);
var p = ParameterConverter.Invoke(obj, new object[] { columnInfo.Value, GetDbColumnIndex }) as SugarParameter;
return p.ParameterName;
}
else if (columnInfo.SqlParameterDbType is Type)
{
var type = columnInfo.SqlParameterDbType as Type;
var ParameterConverter = type.GetMethod("ParameterConverter").MakeGenericMethod(columnInfo.PropertyType);
var obj = Activator.CreateInstance(type);
var p = ParameterConverter.Invoke(obj, new object[] { columnInfo.Value, GetDbColumnIndex }) as SugarParameter;
GetDbColumnIndex++;
//this.Parameters.RemoveAll(it => it.ParameterName == it.ParameterName);
UtilMethods.ConvertParameter(p, this.Builder);
this.Parameters.Add(p);
return p.ParameterName;
}
else if (columnInfo.DataType?.Equals("nvarchar2") == true)
{
var pname = Builder.SqlParameterKeyWord + columnInfo.DbColumnName + "_ts" + GetDbColumnIndex;
var p = new SugarParameter(pname, columnInfo.Value);
p.IsNvarchar2 = true;
this.Parameters.Add(p);
GetDbColumnIndex++;
return pname;
}
else if (columnInfo.PropertyType != null && columnInfo.PropertyType.Name == "TimeOnly")
{
var timeSpan = UtilMethods.TimeOnlyToTimeSpan(columnInfo.Value);
var pname = Builder.SqlParameterKeyWord + columnInfo.DbColumnName + "_ts" + GetDbColumnIndex;
this.Parameters.Add(new SugarParameter(pname, timeSpan));
GetDbColumnIndex++;
return pname;
}
else if (columnInfo.PropertyType != null && columnInfo.PropertyType.Name == "DateOnly")
{
var timeSpan = UtilMethods.DateOnlyToDateTime(columnInfo.Value);
var pname = Builder.SqlParameterKeyWord + columnInfo.DbColumnName + "_ts" + GetDbColumnIndex;
if (timeSpan == null)
{
this.Parameters.Add(new SugarParameter(pname, null) { DbType = System.Data.DbType.Date });
}
else
{
this.Parameters.Add(new SugarParameter(pname, Convert.ToDateTime(timeSpan)));
}
GetDbColumnIndex++;
return pname;
}
else if (UtilMethods.IsErrorParameterName(this.Context.CurrentConnectionConfig, columnInfo))
{
var pname = Builder.SqlParameterKeyWord + "CrorrPara" + GetDbColumnIndex;
var p = new SugarParameter(pname, columnInfo.Value);
this.Parameters.Add(p);
GetDbColumnIndex++;
return pname;
}
else
{
return name + "";
}
}
private static bool IsNoParameterConvert(DbColumnInfo columnInfo)
{
if (columnInfo.SqlParameterDbType is Type t)
{
var isAssignableFrom = typeof(DbConvert.NoParameterCommonPropertyConvert).IsAssignableFrom(t);
if (isAssignableFrom)
{
return isAssignableFrom;
}
}
return (Type)columnInfo.SqlParameterDbType == UtilConstants.SqlConvertType;
}
#endregion
}
}