private string GenColumnCreateTableSql(ColumnFieldDefinition cfd)
{
GenCreateSqlFuncDic();
if (!createSqlFuncDic.ContainsKey(cfd.FieldType))
{
throw new NLORM.Core.Exceptions.NLORMException("SG", "NOT SUPPORT DBTYPE");
}
return(createSqlFuncDic[cfd.FieldType](cfd));
}
private void AsignColTypeAttrToDef(ColumnFieldDefinition colunmF,
ColumnTypeAttribute colTypeAttr, PropertyInfo prop)
{
if (colTypeAttr != null)
{
colunmF.PropName = prop.Name;
colunmF.FieldType = colTypeAttr.DBType;
colunmF.Length = colTypeAttr.Length;
colunmF.Nullable = colTypeAttr.Nullable;
colunmF.Comment = colTypeAttr.Comment;
}
else
{
colunmF.PropName = prop.Name;
colunmF.FieldType = Dapper.SqlMapper.LookupDbType(prop.PropertyType, prop.Name);
}
}
private string GenCreateSqlByType(ColumnFieldDefinition cfd, string type, string length = "")
{
var ret = "";
ret += " " + cfd.ColumnName + " ";
var nullable = cfd.Nullable ? "" : "not null";
if (string.IsNullOrEmpty(length))
{
ret += type + " " + nullable;
}
else
{
ret += type + "(" + length + ") " + nullable;
}
return(ret);
}
private ColumnFieldDefinition GetColumnFieldDefByProprty(PropertyInfo prop)
{
object[] attrs = prop.GetCustomAttributes(true);
var ret = new ColumnFieldDefinition();
ColumnNameAttribute colNameAttr = null;
ColumnTypeAttribute colTypeAttr = null;
foreach (object attr in attrs)
{
if (attr.GetType().Equals(typeof(ColumnNameAttribute)))
{
colNameAttr = attr as ColumnNameAttribute;
}
if (attr.GetType().Equals(typeof(ColumnTypeAttribute)))
{
colTypeAttr = attr as ColumnTypeAttribute;
}
}
AsignColNameAttrToDef(ret, colNameAttr, prop);
AsignColTypeAttrToDef(ret, colTypeAttr, prop);
return(ret);
}
private void AsignColNameAttrToDef(ColumnFieldDefinition colunmF,
ColumnNameAttribute colNameAttr, PropertyInfo prop)
{
colunmF.ColumnName = colNameAttr == null ? prop.Name : colNameAttr.ColumnName;
}
virtual public string GenCreateBigint(ColumnFieldDefinition cfd)
{
return(GenCreateSqlByType(cfd, "bigint", null));
}
virtual public string GenCreateTime(ColumnFieldDefinition cfd)
{
return(GenCreateSqlByType(cfd, "time", null));
}
virtual public string GenCreateReal(ColumnFieldDefinition cfd)
{
return(GenCreateSqlByType(cfd, "real", null));
}
virtual public string GenCreateDecimal(ColumnFieldDefinition cfd)
{
var length = string.IsNullOrEmpty(cfd.Length) ? StringDeafultLength : cfd.Length;
return(GenCreateSqlByType(cfd, "decimal", length));
}
virtual public string GenCreateDateTime(ColumnFieldDefinition cfd)
{
return(GenCreateSqlByType(cfd, "DATETIME"));
}
virtual public string GenCreateInteger(ColumnFieldDefinition cfd)
{
return(GenCreateSqlByType(cfd, "INTEGER"));
}
