public List <DbTableTypeDeclaration> Parse(string sql)
{
var decls = new List <DbTableTypeDeclaration>();
var text = sql.Replace('\n', ' ').Replace('\r', ' ');
var matches = Regex.Matches(text,
@"CREATE\s+TYPE\s+(\[dbo\]\.)?\[(\w+)\]\s?AS\s?TABLE\s?\((.+?)[^0-9]\)");
foreach (Match match in matches)
{
var decl = new DbTableTypeDeclaration();
decl.TypeName = match.Groups[2].Value;
decl.Fields = new List <DbField>();
var paramsText = match.Groups[3].Value.Trim();
if (paramsText.StartsWith("(") && paramsText.EndsWith(")"))
{
paramsText = paramsText.Substring(1, paramsText.Length - 2);
}
foreach (var p in paramsText.Split(','))
{
var fields = p.Split(new[] { ' ', '\t' }, StringSplitOptions.RemoveEmptyEntries)
.Where(w => w.ToLower() != "as").ToArray();
if (fields.Length == 0)
{
continue;
}
var fieldName = fields[0];
var fieldType = fields[1];
var type = DbTypeHelper.GetTypeFromSqlType(fieldType);
if (type == null)
{
throw new Exception("Cannot resolve type: " + fieldType);
}
decl.Fields.Add(new DbField
{
Name = fieldName.Replace("[", "").Replace("]", ""),
Type = type.Item1,
Len = type.Item2,
Dir = ""
});
}
decls.Add(decl);
}
return(decls);
}
public void Generate(DbTableTypeDeclaration d, CodeWriter.CodeWriter w)
{
using (w.B($"public class {d.ClassName}"))
{
w._($"public DataTable Table {{ get; set; }}");
w._();
using (w.B($"public {d.ClassName}()"))
{
w._($"Table = new DataTable();");
foreach (var field in d.Fields)
{
w._($"Table.Columns.Add(`{field.Name}`, typeof({field.Type}));");
}
}
var funcDecl = string.Join(", ", d.Fields.Select(f => f.Type + " " + f.Name));
var funcParams = string.Join(", ", d.Fields.Select(f => f.Name));
using (w.B($"public void Add({funcDecl})"))
{
w._($"Table.Rows.Add({funcParams});");
}
}
}
