# ----------------------------------------------------------------------------
# Copyright (c) 2022-2023, QIIME 2 development team.
#
# Distributed under the terms of the Modified BSD License.
#
# The full license is in the file LICENSE, distributed with this software.
# ----------------------------------------------------------------------------

from qiime2.plugin import model


class FrictionlessCSVFileFormat(model.TextFileFormat):
    """
    Format for frictionless CSV.

    More on this later.
    """
    def _validate_(self, level):
        pass


class DataPackageSchemaFileFormat(model.TextFileFormat):
    """Format for the associated metadata for each file in the DataLoaf.

    More on this later.
    """
    def _validate_(self, level):
        pass


class DataLoafPackageDirFmt(model.DirectoryFormat):
    data_slices = model.FileCollection(r'.+\.csv',
                                       format=FrictionlessCSVFileFormat)
    nutrition_facts = model.File('datapackage.json',
                                 format=DataPackageSchemaFileFormat)

    @data_slices.set_path_maker
    def _data_slices_path_maker(self, slice_name):
        return slice_name + '.csv'