mirror of
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117 lines
4.0 KiB
Python
117 lines
4.0 KiB
Python
from django.db import models
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from ...core.classtypes.enum import Enum
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from ...core.types.custom_scalars import DateTime, JSONString
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from ...core.types.definitions import List
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from ...core.types.scalars import ID, Boolean, Float, Int, String
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from .compat import (ArrayField, HStoreField, JSONField, RangeField,
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RelatedObject, UUIDField)
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from .utils import get_related_model, import_single_dispatch
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singledispatch = import_single_dispatch()
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def convert_django_field_with_choices(field):
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choices = getattr(field, 'choices', None)
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if choices:
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meta = field.model._meta
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name = '{}_{}_{}'.format(meta.app_label, meta.object_name, field.name)
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return Enum(name.upper(), choices, description=field.help_text)
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return convert_django_field(field)
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@singledispatch
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def convert_django_field(field):
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raise Exception(
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"Don't know how to convert the Django field %s (%s)" %
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(field, field.__class__))
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@convert_django_field.register(models.CharField)
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@convert_django_field.register(models.TextField)
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@convert_django_field.register(models.EmailField)
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@convert_django_field.register(models.SlugField)
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@convert_django_field.register(models.URLField)
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@convert_django_field.register(models.GenericIPAddressField)
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@convert_django_field.register(models.FileField)
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@convert_django_field.register(UUIDField)
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def convert_field_to_string(field):
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return String(description=field.help_text)
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@convert_django_field.register(models.AutoField)
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def convert_field_to_id(field):
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return ID(description=field.help_text)
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@convert_django_field.register(models.PositiveIntegerField)
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@convert_django_field.register(models.PositiveSmallIntegerField)
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@convert_django_field.register(models.SmallIntegerField)
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@convert_django_field.register(models.BigIntegerField)
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@convert_django_field.register(models.IntegerField)
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def convert_field_to_int(field):
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return Int(description=field.help_text)
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@convert_django_field.register(models.BooleanField)
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def convert_field_to_boolean(field):
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return Boolean(description=field.help_text, required=True)
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@convert_django_field.register(models.NullBooleanField)
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def convert_field_to_nullboolean(field):
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return Boolean(description=field.help_text)
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@convert_django_field.register(models.DecimalField)
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@convert_django_field.register(models.FloatField)
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def convert_field_to_float(field):
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return Float(description=field.help_text)
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@convert_django_field.register(models.DateField)
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def convert_date_to_string(field):
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return DateTime(description=field.help_text)
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@convert_django_field.register(models.ManyToManyField)
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@convert_django_field.register(models.ManyToOneRel)
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@convert_django_field.register(models.ManyToManyRel)
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def convert_field_to_list_or_connection(field):
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from .fields import DjangoModelField, ConnectionOrListField
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model_field = DjangoModelField(get_related_model(field))
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return ConnectionOrListField(model_field)
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# For Django 1.6
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@convert_django_field.register(RelatedObject)
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def convert_relatedfield_to_djangomodel(field):
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from .fields import DjangoModelField, ConnectionOrListField
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model_field = DjangoModelField(field.model)
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return ConnectionOrListField(model_field)
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@convert_django_field.register(models.OneToOneField)
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@convert_django_field.register(models.ForeignKey)
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def convert_field_to_djangomodel(field):
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from .fields import DjangoModelField
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return DjangoModelField(get_related_model(field), description=field.help_text)
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@convert_django_field.register(ArrayField)
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def convert_postgres_array_to_list(field):
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base_type = convert_django_field(field.base_field)
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return List(base_type, description=field.help_text)
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@convert_django_field.register(HStoreField)
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@convert_django_field.register(JSONField)
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def convert_posgres_field_to_string(field):
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return JSONString(description=field.help_text)
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@convert_django_field.register(RangeField)
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def convert_posgres_range_to_string(field):
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inner_type = convert_django_field(field.base_field)
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return List(inner_type, description=field.help_text)
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