from rest_framework import serializers

from baserow.contrib.database.table.models import Table


class TableSerializer(serializers.ModelSerializer):
    class Meta:
        model = Table
        fields = ("id", "name", "order", "database_id")
        extra_kwargs = {
            "id": {"read_only": True},
            "database_id": {"read_only": True},
            "order": {"help_text": "Lowest first."},
        }


class TableCreateSerializer(serializers.ModelSerializer):
    data = serializers.ListField(
        min_length=1,
        default=None,
        help_text=(
            "A list of rows that needs to be created as initial table data. "
            "Each row is a list of values that are going to be added in the new "
            "table in the same order as provided.\n\n"
            'Ex: \n```json\n[\n  ["row1_field1_value", "row1_field2_value"],\n'
            '  ["row2_field1_value", "row2_field2_value"],\n]\n```\n'
            "for creating a two rows table with two fields.\n\n"
            "If not provided, some example data is going to be created."
        ),
    )
    first_row_header = serializers.BooleanField(
        default=False,
        help_text="Indicates if the first provided row is the header. If true the "
        "field names are going to be the values of the first row. Otherwise "
        'they will be called "Field N"',
    )

    class Meta:
        model = Table
        fields = ("name", "data", "first_row_header")
        extra_kwargs = {
            "data": {"required": False},
            "first_row_header": {"required": False},
        }


class TableImportSerializer(serializers.Serializer):
    data = serializers.ListField(
        min_length=1,
        required=True,
        help_text=(
            "A list of rows you want to add to the specified table. "
            "Each row is a list of values, one for each **writable** field. "
            "The field values must be ordered according to the field order in the "
            "table. "
            "All values must be compatible with the corresponding field type.\n\n"
            'Ex: \n```json\n[\n  ["row1_field1_value", "row1_field2_value"],\n'
            '  ["row2_field1_value", "row2_field2_value"],\n]\n```\n'
            "for adding two rows to a table with two writable fields."
        ),
    )

    class Meta:
        fields = ("data",)


class TableUpdateSerializer(serializers.ModelSerializer):
    class Meta:
        model = Table
        fields = ("name",)


class OrderTablesSerializer(serializers.Serializer):
    table_ids = serializers.ListField(
        child=serializers.IntegerField(), help_text="Table ids in the desired order."
    )