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131 lines
3.5 KiB
Python
131 lines
3.5 KiB
Python
import logging
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from marshmallow import fields
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from odoo import fields as odoo_fields
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from odoo.addons.datamodel.fields import NestedModel
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_logger = logging.getLogger(__name__)
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__all__ = ["convert_field"]
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class Binary(fields.Raw):
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def _serialize(self, value, attr, obj, **kwargs):
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res = super()._serialize(value, attr, obj, **kwargs)
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if isinstance(res, bytes):
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res = res.decode("utf-8")
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return res
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class FieldConverter:
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def __init__(self, odoo_field):
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self.odoo_field = odoo_field
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def _marshmallow_field_class(self):
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pass
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def _get_kwargs(self):
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kwargs = {
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"required": self.odoo_field.required,
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"allow_none": not self.odoo_field.required,
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}
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if self.odoo_field.readonly:
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kwargs["dump_only"] = True
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return kwargs
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def convert_to_marshmallow(self):
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marshmallow_field_class = self._marshmallow_field_class()
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kwargs = self._get_kwargs()
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return marshmallow_field_class(**kwargs)
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class BooleanConverter(FieldConverter):
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def _get_kwargs(self):
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kwargs = super()._get_kwargs()
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kwargs["falsy"] = fields.Boolean.falsy.union({None})
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return kwargs
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def _marshmallow_field_class(self):
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return fields.Boolean
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class IntegerConverter(FieldConverter):
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def _marshmallow_field_class(self):
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return fields.Integer
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class FloatConverter(FieldConverter):
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def _marshmallow_field_class(self):
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return fields.Float
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class StringConverter(FieldConverter):
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def _marshmallow_field_class(self):
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return fields.String
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class DateConverter(FieldConverter):
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def _marshmallow_field_class(self):
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return fields.Date
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class DatetimeConverter(FieldConverter):
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def _marshmallow_field_class(self):
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return fields.DateTime
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class RawConverter(FieldConverter):
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def _marshmallow_field_class(self):
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return fields.Raw
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class BinaryConverter(FieldConverter):
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def _marshmallow_field_class(self):
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return Binary
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class RelationalConverter(FieldConverter):
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def _get_kwargs(self):
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kwargs = super()._get_kwargs()
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kwargs["many"] = isinstance(
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self.odoo_field, (odoo_fields.One2many, odoo_fields.Many2many)
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)
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kwargs["nested"] = "generic.minimal.serializer"
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kwargs["metadata"] = {"odoo_model": self.odoo_field.comodel_name}
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return kwargs
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def _marshmallow_field_class(self):
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return NestedModel
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FIELDS_CONV = {
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odoo_fields.Boolean: BooleanConverter,
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odoo_fields.Integer: IntegerConverter,
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odoo_fields.Id: IntegerConverter,
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odoo_fields.Float: FloatConverter,
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odoo_fields.Monetary: FloatConverter, # should we use a Decimal instead?
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odoo_fields.Char: StringConverter,
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odoo_fields.Text: StringConverter,
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odoo_fields.Html: StringConverter,
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odoo_fields.Selection: RawConverter,
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odoo_fields.Date: DateConverter,
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odoo_fields.Datetime: DatetimeConverter,
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odoo_fields.Binary: BinaryConverter,
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odoo_fields.Image: BinaryConverter,
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odoo_fields.One2many: RelationalConverter,
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odoo_fields.Many2one: RelationalConverter,
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odoo_fields.Many2many: RelationalConverter,
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}
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def convert_field(odoo_field):
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field_cls = type(odoo_field)
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if field_cls in FIELDS_CONV:
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return FIELDS_CONV[field_cls](odoo_field).convert_to_marshmallow()
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else:
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_logger.warning(
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"Not implemented: Odoo fields of type {} cannot be "
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"translated into Marshmallow fields".format(field_cls)
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)
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