from marshmallow import fields as f
from teal.marshmallow import SanitizedStr, URL, EnumField

from ereuse_devicehub.marshmallow import NestedOn
from ereuse_devicehub.resources.device import schemas as s_device
from ereuse_devicehub.resources.lot import models as m
from ereuse_devicehub.resources.models import STR_SIZE
from ereuse_devicehub.resources.schemas import Thing
from ereuse_devicehub.resources.enums import TransferState


class Lot(Thing):
    id = f.UUID(dump_only=True)
    name = SanitizedStr(validate=f.validate.Length(max=STR_SIZE), required=True)
    description = SanitizedStr(description=m.Lot.description.comment)
    closed = f.Boolean(missing=False, description=m.Lot.closed.comment)
    devices = NestedOn(s_device.Device, many=True, dump_only=True)
    children = NestedOn('Lot', many=True, dump_only=True)
    parents = NestedOn('Lot', many=True, dump_only=True)
    url = URL(dump_only=True, description=m.Lot.url.__doc__)
    deposit = f.Integer(dump_only=True,
                       data_key='deposit',
                       description=m.Lot.deposit.__doc__)
    # author_id = NestedOn(s_user.User,only_query='author_id')
    author_id = f.UUID(dump_only=True)
    transfer_state = EnumField(TransferState, description=m.Lot.transfer_state.comment)
    receiver_id = SanitizedStr(validate=f.validate.Length(max=42))