/// <summary>
/// 更新
/// 注意：rowObj为T类型将更新该实体的非主键所有列，如果rowObj类型为匿名类将更新指定列
/// 使用说明:sqlSugar.Update《T》(rowObj,whereObj);
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="rowObj">new T(){name="张三",sex="男"}或者new {name="张三",sex="男"}</param>
/// <param name="whereIn">new int[]{1,2,3}</param>
/// <returns></returns>
public bool Update <T, FiledType>(object rowObj, params FiledType[] whereIn) where T : class
{
if (rowObj == null)
{
throw new ArgumentNullException("SqlSugarClient.Update.rowObj");
}
Type type = typeof(T);
string typeName = type.Name;
typeName = GetTableNameByClassType(typeName);
StringBuilder sbSql = new StringBuilder(string.Format(" UPDATE {0} SET ", typeName));
Dictionary <string, object> rows = SqlSugarTool.GetObjectToDictionary(rowObj);
string pkName = SqlSugarTool.GetPrimaryKeyByTableName(this, typeName);
var identityNames = SqlSugarTool.GetIdentitiesKeyByTableName(this, typeName);
foreach (var r in rows)
{
var isPk = pkName != null && pkName.ToLower() == r.Key.ToLower();
var isIdentity = identityNames.Any(it => it.Value.ToLower() == r.Key.ToLower());
var isDisableUpdateColumns = DisableUpdateColumns != null && DisableUpdateColumns.Any(it => it.ToLower() == r.Key.ToLower());
if (isPk || isIdentity || isDisableUpdateColumns)
{
if (rowObj.GetType() == type)
{
continue;
}
}
sbSql.Append(string.Format(" [{0}] =@{0} ,", r.Key));
}
sbSql.Remove(sbSql.Length - 1, 1);
if (whereIn.Count() == 0)
{
var value = type.GetProperties().Cast <PropertyInfo>().Single(it => it.Name == pkName).GetValue(rowObj, null);
sbSql.AppendFormat("WHERE {1} IN ('{2}')", typeName, pkName, value);
}
else
{
sbSql.AppendFormat("WHERE {1} IN ({2})", typeName, pkName, whereIn.ToJoinSqlInVal());
}
List <SQLiteParameter> parsList = new List <SQLiteParameter>();
var pars = rows.Select(c => new SQLiteParameter("@" + c.Key, c.Value));
if (pars != null)
{
foreach (var par in pars)
{
var isDisableUpdateColumns = DisableUpdateColumns != null && DisableUpdateColumns.Any(it => it.ToLower() == par.ParameterName.TrimStart('@').ToLower());
if (!isDisableUpdateColumns)
{
parsList.Add(par);
}
}
}
try
{
var updateRowCount = ExecuteCommand(sbSql.ToString(), parsList.ToArray());
return(updateRowCount > 0);
}
catch (Exception ex)
{
var cacheManager = CacheManager <string> .GetInstance();
cacheManager.RemoveAll(it => it.Contains("KeyBy"));
throw new Exception("sql:" + sbSql.ToString() + "\n" + ex.Message);
}
}
/// <summary>
/// 批量假删除
/// 使用说明::
/// FalseDelete《T》("is_del",new int[]{1,2,3})或者Delete《T》("is_del",3)
/// </summary>
/// <param name="field">更新删除状态字段</param>
/// <param name="whereIn">delete ids</param>
public bool FalseDelete <T, FiledType>(string field, params FiledType[] whereIn)
{
Type type = typeof(T);
string typeName = type.Name;
typeName = GetTableNameByClassType(typeName);
//属性缓存
string cachePropertiesKey = "db." + typeName + ".GetProperties";
var cachePropertiesManager = CacheManager <PropertyInfo[]> .GetInstance();
PropertyInfo[] props = SqlSugarTool.GetGetPropertiesByCache(type, cachePropertiesKey, cachePropertiesManager);
bool isSuccess = false;
if (whereIn != null && whereIn.Length > 0)
{
string sql = string.Format("UPDATE {0} SET {3}=1 WHERE {1} IN ({2})", typeName, SqlSugarTool.GetPrimaryKeyByTableName(this, typeName), whereIn.ToJoinSqlInVal(), field);
int deleteRowCount = ExecuteCommand(sql);
isSuccess = deleteRowCount > 0;
}
return(isSuccess);
}
/// <summary>
/// 插入
/// 使用说明:sqlSugar.Insert(entity);
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="entity">插入对象</param>
/// <param name="isIdentity">该属性已经作废可以不填，主键是否为自增长,true可以不填,false必填</param>
/// <returns></returns>
public object Insert <T>(T entity, bool isIdentity = true) where T : class
{
Type type = entity.GetType();
string typeName = type.Name;
typeName = GetTableNameByClassType(typeName);
StringBuilder sbInsertSql = new StringBuilder();
List <SQLiteParameter> pars = new List <SQLiteParameter>();
var identities = SqlSugarTool.GetIdentitiesKeyByTableName(this, typeName);
isIdentity = identities != null && identities.Count > 0;
//sql语句缓存
string cacheSqlKey = "db.Insert." + typeName;
var cacheSqlManager = CacheManager <StringBuilder> .GetInstance();
//属性缓存
string cachePropertiesKey = "db." + typeName + ".GetProperties";
var cachePropertiesManager = CacheManager <PropertyInfo[]> .GetInstance();
PropertyInfo[] props = null;
if (cachePropertiesManager.ContainsKey(cachePropertiesKey))
{
props = cachePropertiesManager[cachePropertiesKey];
}
else
{
props = type.GetProperties();
cachePropertiesManager.Add(cachePropertiesKey, props, cachePropertiesManager.Day);
}
var isContainCacheSqlKey = cacheSqlManager.ContainsKey(cacheSqlKey);
if (isContainCacheSqlKey)
{
sbInsertSql = cacheSqlManager[cacheSqlKey];
}
else
{
//2.获得实体的属性集合
//实例化一个StringBuilder做字符串的拼接
sbInsertSql.Append("insert into " + typeName + " (");
//3.遍历实体的属性集合
foreach (PropertyInfo prop in props)
{
//EntityState,@EntityKey
if (!isIdentity || identities.Any(it => it.Value.ToLower() != prop.Name.ToLower()))
{
//4.将属性的名字加入到字符串中
sbInsertSql.Append("[" + prop.Name + "],");
}
}
//**去掉最后一个逗号
sbInsertSql.Remove(sbInsertSql.Length - 1, 1);
sbInsertSql.Append(" ) values(");
}
//5.再次遍历，形成参数列表"(@xx,@xx@xx)"的形式
foreach (PropertyInfo prop in props)
{
//EntityState,@EntityKey
if (!isIdentity || identities.Any(it => it.Value.ToLower() != prop.Name.ToLower()))
{
if (!cacheSqlManager.ContainsKey(cacheSqlKey))
{
sbInsertSql.Append("@" + prop.Name + ",");
}
object val = prop.GetValue(entity, null);
if (val == null)
{
val = DBNull.Value;
}
if (_serialNumber.IsValuable())
{
Func <PubModel.SerialNumber, bool> serEexp = it => it.TableName.ToLower() == typeName.ToLower() && it.FieldName.ToLower() == prop.Name.ToLower();
var isAnyNum = _serialNumber.Any(serEexp);
if (isAnyNum && (val == DBNull.Value || val.IsNullOrEmpty()))
{
val = _serialNumber.First(serEexp).GetNumFunc();
}
}
if (prop.PropertyType.IsEnum)
{
val = (int)(val);
}
var par = new SQLiteParameter("@" + prop.Name, val);
SqlSugarTool.SetParSize(par);
pars.Add(par);
}
}
if (!isContainCacheSqlKey)
{
//**去掉最后一个逗号
sbInsertSql.Remove(sbInsertSql.Length - 1, 1);
if (isIdentity == false)
{
sbInsertSql.Append(");select 'true';");
}
else
{
sbInsertSql.Append(");select last_insert_rowid() newid;");
}
cacheSqlManager.Add(cacheSqlKey, sbInsertSql, cacheSqlManager.Day);
}
var sql = sbInsertSql.ToString();
try
{
var lastInsertRowId = GetScalar(sql, pars.ToArray());
return(lastInsertRowId);
}
catch (Exception ex)
{
var cacheManager = CacheManager <string> .GetInstance();
cacheManager.RemoveAll(it => it.Contains("KeyBy"));
throw new Exception("sql:" + sql + "\n" + ex.Message);
}
}
/// <summary>
/// 更新
/// 注意：rowObj为T类型将更新该实体的非主键所有列，如果rowObj类型为匿名类将更新指定列
/// 使用说明:sqlSugar.Update《T》(rowObj,whereObj);
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="rowObj">new T(){name="张三",sex="男"}或者new {name="张三",sex="男"}</param>
/// <param name="expression">it.id=100</param>
/// <returns></returns>
public bool Update <T>(object rowObj, Expression <Func <T, bool> > expression) where T : class
{
if (rowObj == null)
{
throw new ArgumentNullException("SqlSugarClient.Update.rowObj");
}
if (expression == null)
{
throw new ArgumentNullException("SqlSugarClient.Update.expression");
}
Type type = typeof(T);
string typeName = type.Name;
typeName = GetTableNameByClassType(typeName);
StringBuilder sbSql = new StringBuilder(string.Format(" UPDATE {0} SET ", typeName));
var rows = SqlSugarTool.GetParameters(rowObj);
string pkName = SqlSugarTool.GetPrimaryKeyByTableName(this, typeName);
foreach (var r in rows)
{
if (pkName == r.ParameterName.TrimStart('@'))
{
if (rowObj.GetType() == type)
{
continue;
}
}
sbSql.Append(string.Format(" [{0}] =@{0} ,", r.ParameterName.TrimStart('@')));
}
sbSql.Remove(sbSql.Length - 1, 1);
sbSql.Append(" WHERE 1=1 ");
ResolveExpress re = new ResolveExpress();
re.ResolveExpression(re, expression);
sbSql.Append(re.SqlWhere);;
List <SQLiteParameter> parsList = new List <SQLiteParameter>();
parsList.AddRange(re.Paras);
var pars = rows;
if (pars != null)
{
foreach (var par in pars)
{
//if (par.SqlDbType == SqlDbType.Udt)
//{
// par.UdtTypeName = "HIERARCHYID";
//}
SqlSugarTool.SetParSize(par);
parsList.Add(par);
}
}
try
{
var updateRowCount = ExecuteCommand(sbSql.ToString(), parsList.ToArray());
return(updateRowCount > 0);
}
catch (Exception ex)
{
var cacheManager = CacheManager <string> .GetInstance();
cacheManager.RemoveAll(it => it.Contains("KeyBy"));
throw new Exception("sql:" + sbSql.ToString() + "\n" + ex.Message);
}
}
public int GetInt(string sql, object pars)
{
return(GetInt(sql, SqlSugarTool.GetParameters(pars)));
}
/// <summary>
/// 根据SQL语句将结果集映射到List《T》
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="sql"></param>
/// <param name="whereObj"></param>
/// <returns></returns>
public List <T> SqlQuery <T>(string sql, object whereObj = null)
{
var pars = SqlSugarTool.GetParameters(whereObj).ToList();
return(SqlQuery <T>(sql, pars));
}
public DataSet GetDataSetAll(string sql, object pars)
{
return(GetDataSetAll(sql, SqlSugarTool.GetParameters(pars)));
}
public string GetString(string sql, object pars)
{
return(GetString(sql, SqlSugarTool.GetParameters(pars)));
}
public T GetSingle <T>(string sql, params SQLiteParameter[] pars)
{
var reval = SqlSugarTool.DataReaderToList <T>(typeof(T), GetReader(sql, pars), null).Single();
return(reval);
}
public DataTable GetDataTable(string sql, object pars)
{
return(GetDataTable(sql, SqlSugarTool.GetParameters(pars)));
}
public T GetSingle <T>(string sql, object[] pars)
{
return(GetSingle <T>(sql, SqlSugarTool.GetParameters(pars)));
}
public List <T> GetList <T>(string sql, object pars)
{
return(GetList <T>(sql, SqlSugarTool.GetParameters(pars)));
}
public SQLiteDataReader GetReader(string sql, object pars)
{
return(GetReader(sql, SqlSugarTool.GetParameters(pars)));
}
public int ExecuteCommand(string sql, object pars)
{
return(ExecuteCommand(sql, SqlSugarTool.GetParameters(pars)));
}
public object GetScalar(string sql, object pars)
{
return(GetScalar(sql, SqlSugarTool.GetParameters(pars)));
}