# -*- coding: utf-8 -*-

# Copyright 2020 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

import proto  # type: ignore


__protobuf__ = proto.module(
    package="google.cloud.bigquery.storage.v1beta2",
    manifest={"TableSchema", "TableFieldSchema",},
)


class TableSchema(proto.Message):
    r"""Schema of a table

    Attributes:
        fields (Sequence[google.cloud.bigquery_storage_v1beta2.types.TableFieldSchema]):
            Describes the fields in a table.
    """

    fields = proto.RepeatedField(proto.MESSAGE, number=1, message="TableFieldSchema",)


class TableFieldSchema(proto.Message):
    r"""A field in TableSchema

    Attributes:
        name (str):
            Required. The field name. The name must contain only letters
            (a-z, A-Z), numbers (0-9), or underscores (_), and must
            start with a letter or underscore. The maximum length is 128
            characters.
        type_ (google.cloud.bigquery_storage_v1beta2.types.TableFieldSchema.Type):
            Required. The field data type.
        mode (google.cloud.bigquery_storage_v1beta2.types.TableFieldSchema.Mode):
            Optional. The field mode. The default value
            is NULLABLE.
        fields (Sequence[google.cloud.bigquery_storage_v1beta2.types.TableFieldSchema]):
            Optional. Describes the nested schema fields
            if the type property is set to STRUCT.
        description (str):
            Optional. The field description. The maximum
            length is 1,024 characters.
    """

    class Type(proto.Enum):
        r""""""
        TYPE_UNSPECIFIED = 0
        STRING = 1
        INT64 = 2
        DOUBLE = 3
        STRUCT = 4
        BYTES = 5
        BOOL = 6
        TIMESTAMP = 7
        DATE = 8
        TIME = 9
        DATETIME = 10
        GEOGRAPHY = 11
        NUMERIC = 12

    class Mode(proto.Enum):
        r""""""
        MODE_UNSPECIFIED = 0
        NULLABLE = 1
        REQUIRED = 2
        REPEATED = 3

    name = proto.Field(proto.STRING, number=1)

    type_ = proto.Field(proto.ENUM, number=2, enum=Type,)

    mode = proto.Field(proto.ENUM, number=3, enum=Mode,)

    fields = proto.RepeatedField(proto.MESSAGE, number=4, message="TableFieldSchema",)

    description = proto.Field(proto.STRING, number=6)


__all__ = tuple(sorted(__protobuf__.manifest))
