namespace etoy
{
    class CSharpCommonTableRepositoryGenerater : IGenerater
    {
        const string CLASS_TAIL = "TableRepo";
        const string TABLE_CLASS = "Table";
        const string RELATIVE_PATH = "Repositories";

        public void Generate(Context context)
        {
            var tables = context.Blackboard.Tables;
            foreach (var table in tables)
            {
                if (table.TableTag.HasFlag(TableTag.Client))
                    GenSingle(context, table);
            }
        }

        void GenSingle(Context context, Table table)
        {
            string csharpTypeName = table.Name + CLASS_TAIL;
            var tableClassName = table.Name + TABLE_CLASS;
            string fileName = $"{csharpTypeName}.cs";
            string directory = Path.Combine(context.Option.ClientCodeOutput, RELATIVE_PATH).ToPath();

            if (!Directory.Exists(directory))
                Directory.CreateDirectory(directory);

            string path = Path.Combine(directory, fileName);

            using CodeWriter writer = new CodeWriter(path);

            // using
            writer.WriteLine("// Generate By EToy");
            writer.WriteLine("// Don't Edit It!!");
            writer.WriteLine();

            writer.WriteLine("using XGame.Framework.Database;");
            writer.WriteLine();
            writer.WriteLine();

            // namespace
            writer.Bracket("namespace XGame.Database");
            {
                // class
                writer.Bracket($"public partial class {csharpTypeName} : TableRepository<{tableClassName}, {csharpTypeName}>");
                {
                }
                writer.EndBracket();
            }
            writer.EndBracket();
        }
    }
}