graphql-python / graphene-mongo / 423

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Build # 423

Build Type

Pull #160

travis-ci

Committed by

web-flow

Commit Message

<a href="https://github.com/graphql-python/graphene-mongo/commit/<a class=hub.com/graphql-python/graphene-mongo/commit/ceda50900f451ddc4d769e5845751e246941930e">ceda50900<a href="https://github.com/graphql-python/graphene-mongo/commit/ceda50900f451ddc4d769e5845751e246941930e">">Merge </a><a class="double-link" href="https://github.com/graphql-python/graphene-mongo/commit/<a class="double-link" href="https://github.com/graphql-python/graphene-mongo/commit/89bc9452cbfc66e24708b4acbae7a471e1f9a7c7">89bc9452c</a>">89bc9452c</a><a href="https://github.com/graphql-python/graphene-mongo/commit/ceda50900f451ddc4d769e5845751e246941930e"> into 5d0813372">5d0813372</a>

Pull Request Pull Request #160: Feat retrieving queried fields only - Improvements & Bug fix to #156 pull request

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/graphene_mongo/converter.py

import graphene
import mongoengine
import uuid

from graphene.types.json import JSONString
from graphene.utils.str_converters import to_snake_case
from mongoengine.base import get_document
from . import advanced_types
from .utils import import_single_dispatch, get_field_description, get_query_fields
from concurrent.futures import ThreadPoolExecutor, as_completed

singledispatch = import_single_dispatch()


class MongoEngineConversionError(Exception):
    pass


@singledispatch
def convert_mongoengine_field(field, registry=None):
    raise MongoEngineConversionError(
        "Don't know how to convert the MongoEngine field %s (%s)"
        % (field, field.__class__)
    )


@convert_mongoengine_field.register(mongoengine.EmailField)
@convert_mongoengine_field.register(mongoengine.StringField)
@convert_mongoengine_field.register(mongoengine.URLField)
def convert_field_to_string(field, registry=None):
    return graphene.String(
        description=get_field_description(field, registry), required=field.required
    )


@convert_mongoengine_field.register(mongoengine.UUIDField)
@convert_mongoengine_field.register(mongoengine.ObjectIdField)
def convert_field_to_id(field, registry=None):
    return graphene.ID(
        description=get_field_description(field, registry), required=field.required
    )


@convert_mongoengine_field.register(mongoengine.IntField)
@convert_mongoengine_field.register(mongoengine.LongField)
@convert_mongoengine_field.register(mongoengine.SequenceField)
def convert_field_to_int(field, registry=None):
    return graphene.Int(
        description=get_field_description(field, registry), required=field.required
    )


@convert_mongoengine_field.register(mongoengine.BooleanField)
def convert_field_to_boolean(field, registry=None):
    return graphene.Boolean(
        description=get_field_description(field, registry), required=field.required
    )


@convert_mongoengine_field.register(mongoengine.DecimalField)
@convert_mongoengine_field.register(mongoengine.FloatField)
def convert_field_to_float(field, registry=None):
    return graphene.Float(
        description=get_field_description(field, registry), required=field.required
    )


@convert_mongoengine_field.register(mongoengine.DateTimeField)
def convert_field_to_datetime(field, registry=None):
    return graphene.DateTime(
        description=get_field_description(field, registry), required=field.required
    )


@convert_mongoengine_field.register(mongoengine.DictField)
@convert_mongoengine_field.register(mongoengine.MapField)
def convert_field_to_jsonstring(field, registry=None):
    return JSONString(
        description=get_field_description(field, registry), required=field.required
    )


@convert_mongoengine_field.register(mongoengine.PointField)
def convert_point_to_field(field, registry=None):
    return graphene.Field(advanced_types.PointFieldType)


@convert_mongoengine_field.register(mongoengine.PolygonField)
def convert_polygon_to_field(field, registry=None):
    return graphene.Field(advanced_types.PolygonFieldType)


@convert_mongoengine_field.register(mongoengine.MultiPolygonField)
def convert_multipolygon_to_field(field, register=None):
    return graphene.Field(advanced_types.MultiPolygonFieldType)


@convert_mongoengine_field.register(mongoengine.FileField)
def convert_file_to_field(field, registry=None):
    return graphene.Field(advanced_types.FileFieldType)


@convert_mongoengine_field.register(mongoengine.ListField)
@convert_mongoengine_field.register(mongoengine.EmbeddedDocumentListField)
def convert_field_to_list(field, registry=None):
    base_type = convert_mongoengine_field(field.field, registry=registry)
    if isinstance(base_type, graphene.Field):
        if isinstance(field.field, mongoengine.GenericReferenceField):
            def get_reference_objects(*args, **kwargs):
                document = get_document(args[0][0])
                document_field = mongoengine.ReferenceField(document)
                document_field = convert_mongoengine_field(document_field, registry)
                document_field_type = document_field.get_type().type._meta.name
                required_fields = [to_snake_case(i) for i in
                                   get_query_fields(args[0][3][0])[document_field_type].keys()]
                return document.objects().no_dereference().only(*required_fields).filter(pk__in=args[0][1])

            def get_non_querying_object(*args, **kwargs):
                model = get_document(args[0][0])
                return [model(pk=each) for each in args[0][1]]

            def reference_resolver(root, *args, **kwargs):
                to_resolve = getattr(root, field.name or field.db_name)
                if to_resolve:
                    choice_to_resolve = dict()
                    querying_union_types = list(get_query_fields(args[0]).keys())
                    if '__typename' in querying_union_types:
                        querying_union_types.remove('__typename')
                    to_resolve_models = list()
                    for each in querying_union_types:
                        to_resolve_models.append(registry._registry_string_map[each])
                    for each in to_resolve:
                        if each['_cls'] not in choice_to_resolve:
                            choice_to_resolve[each['_cls']] = list()
                        choice_to_resolve[each['_cls']].append(each["_ref"].id)
                    pool = ThreadPoolExecutor(5)
                    futures = list()
                    for model, object_id_list in choice_to_resolve.items():
                        if model in to_resolve_models:
                            futures.append(pool.submit(get_reference_objects, (model, object_id_list, registry, args)))
                        else:
                            futures.append(
                                pool.submit(get_non_querying_object, (model, object_id_list, registry, args)))
                    result = list()
                    for x in as_completed(futures):
                        result += x.result()
                    to_resolve_object_ids = [each["_ref"].id for each in to_resolve]
                    result_object_ids = list()
                    for each in result:
                        result_object_ids.append(each.id)
                    ordered_result = list()
                    for each in to_resolve_object_ids:
                        ordered_result.append(result[result_object_ids.index(each)])
                    return ordered_result
                return None

            return graphene.List(
                base_type._type,
                description=get_field_description(field, registry),
                required=field.required,
                resolver=reference_resolver
            )
        return graphene.List(
            base_type._type,
            description=get_field_description(field, registry),
            required=field.required
        )
    if isinstance(base_type, (graphene.Dynamic)):
        base_type = base_type.get_type()
        if base_type is None:
            return
        base_type = base_type._type

    if graphene.is_node(base_type):
        return base_type._meta.connection_field_class(base_type)

    # Non-relationship field
    relations = (mongoengine.ReferenceField, mongoengine.EmbeddedDocumentField)
    if not isinstance(base_type, (graphene.List, graphene.NonNull)) and not isinstance(
            field.field, relations
    ):
        base_type = type(base_type)

    return graphene.List(
        base_type,
        description=get_field_description(field, registry),
        required=field.required,
    )


@convert_mongoengine_field.register(mongoengine.GenericEmbeddedDocumentField)
@convert_mongoengine_field.register(mongoengine.GenericReferenceField)
def convert_field_to_union(field, registry=None):
    _types = []
    for choice in field.choices:
        if isinstance(field, mongoengine.GenericReferenceField):
            _field = mongoengine.ReferenceField(get_document(choice))
        elif isinstance(field, mongoengine.GenericEmbeddedDocumentField):
            _field = mongoengine.EmbeddedDocumentField(choice)

        _field = convert_mongoengine_field(_field, registry)
        _type = _field.get_type()
        if _type:
            _types.append(_type.type)
        else:
            # TODO: Register type auto-matically here.
            pass

    if len(_types) == 0:
        return None

    # XXX: Use uuid to avoid duplicate name
    name = "{}_{}_union_{}".format(
        field._owner_document.__name__,
        field.db_field,
        str(uuid.uuid1()).replace("-", ""),
    )
    Meta = type("Meta", (object,), {"types": tuple(_types)})
    _union = type(name, (graphene.Union,), {"Meta": Meta})

    def reference_resolver(root, *args, **kwargs):
        de_referenced = getattr(root, field.name or field.db_name)
        if de_referenced:
            document = get_document(de_referenced["_cls"])
            document_field = mongoengine.ReferenceField(document)
            document_field = convert_mongoengine_field(document_field, registry)
            _type = document_field.get_type().type
            querying_types = list(get_query_fields(args[0]).keys())
            _type = document_field.get_type().type
            if _type.__name__ in querying_types:
                return document.objects().no_dereference().only(*list(
                    set(list(_type._meta.required_fields) + [to_snake_case(i) for i in
                                                             get_query_fields(args[0])[_type._meta.name].keys()]))).get(
                    pk=de_referenced["_ref"].id)
            return document
        return None

    if isinstance(field, mongoengine.GenericReferenceField):
        field_resolver = None
        if field.db_field is not None:
            resolver_function = getattr(_union, "resolve_" + field.db_field, None)
            if resolver_function and callable(resolver_function):
                field_resolver = resolver_function
        return graphene.Field(_union, resolver=field_resolver if field_resolver else reference_resolver,
                              description=get_field_description(field, registry))

    return graphene.Field(_union)


@convert_mongoengine_field.register(mongoengine.EmbeddedDocumentField)
@convert_mongoengine_field.register(mongoengine.ReferenceField)
@convert_mongoengine_field.register(mongoengine.CachedReferenceField)
def convert_field_to_dynamic(field, registry=None):
    model = field.document_type

    def reference_resolver(root, *args, **kwargs):
        document = getattr(root, field.name or field.db_name)
        if document:
            _type = registry.get_type_for_model(field.document_type)
            return field.document_type.objects().no_dereference().only(
                *((list(set(list(_type._meta.required_fields) + [to_snake_case(i) for i in
                                                                 get_query_fields(args[0]).keys()]))))).get(
                pk=document.id)
        return None

    def cached_reference_resolver(root, *args, **kwargs):
        if field:
            _type = registry.get_type_for_model(field.document_type)
            return field.document_type.objects().no_dereference().only(
                *(list(set(
                    list(_type._meta.required_fields) + [to_snake_case(i) for i in
                                                         get_query_fields(args[0]).keys()])))).get(
                pk=getattr(root, field.name or field.db_name))
        return None

    def dynamic_type():
        _type = registry.get_type_for_model(model)
        if not _type:
            return None
        if isinstance(field, mongoengine.EmbeddedDocumentField):
            return graphene.Field(_type,
                                  description=get_field_description(field, registry))
        field_resolver = None
        if field.db_field is not None:
            resolver_function = getattr(_type, "resolve_" + field.db_field, None)
            if resolver_function and callable(resolver_function):
                field_resolver = resolver_function
        if isinstance(field, mongoengine.ReferenceField):
            return graphene.Field(_type, resolver=field_resolver if field_resolver else reference_resolver,
                                  description=get_field_description(field, registry))
        else:
            return graphene.Field(_type, resolver=field_resolver if field_resolver else cached_reference_resolver(),
                                  description=get_field_description(field, registry))

    return graphene.Dynamic(dynamic_type)


@convert_mongoengine_field.register(mongoengine.LazyReferenceField)
def convert_lazy_field_to_dynamic(field, registry=None):
    model = field.document_type

    def lazy_resolver(root, *args, **kwargs):
        document = getattr(root, field.name or field.db_name)
        if document:
            _type = registry.get_type_for_model(document.document_type)
            return document.document_type.objects().no_dereference().only(
                *(list(set((list(_type._meta.required_fields) + [to_snake_case(i) for i in
                                                                 get_query_fields(args[0]).keys()]))))).get(
                pk=document.pk)
        return None

    def dynamic_type():
        _type = registry.get_type_for_model(model)
        if not _type:
            return None
        field_resolver = None
        if field.db_field is not None:
            resolver_function = getattr(_type, "resolve_" + field.db_field, None)
            if resolver_function and callable(resolver_function):
                field_resolver = resolver_function
        return graphene.Field(
            _type,
            resolver=field_resolver if field_resolver else lazy_resolver,
            description=get_field_description(field, registry),
        )

    return graphene.Dynamic(dynamic_type)

1	import graphene	5✔
2	import mongoengine	5✔
3	import uuid	5✔
4
5	from graphene.types.json import JSONString	5✔
6	from graphene.utils.str_converters import to_snake_case	5✔
7	from mongoengine.base import get_document	5✔
8	from . import advanced_types	5✔
9	from .utils import import_single_dispatch, get_field_description, get_query_fields	5✔
10	from concurrent.futures import ThreadPoolExecutor, as_completed	5✔
11
12	singledispatch = import_single_dispatch()	5✔
13
14
15	class MongoEngineConversionError(Exception):	5✔
16	pass	5✔
17
18
19	@singledispatch	5✔
20	def convert_mongoengine_field(field, registry=None):	5✔
21	raise MongoEngineConversionError(	5✔
22	"Don't know how to convert the MongoEngine field %s (%s)"
23	% (field, field.__class__)
24	)
25
26
27	@convert_mongoengine_field.register(mongoengine.EmailField)	5✔
28	@convert_mongoengine_field.register(mongoengine.StringField)	5✔
29	@convert_mongoengine_field.register(mongoengine.URLField)	5✔
30	def convert_field_to_string(field, registry=None):	5✔
31	return graphene.String(	5✔
32	description=get_field_description(field, registry), required=field.required
33	)
34
35
36	@convert_mongoengine_field.register(mongoengine.UUIDField)	5✔
37	@convert_mongoengine_field.register(mongoengine.ObjectIdField)	5✔
38	def convert_field_to_id(field, registry=None):	5✔
39	return graphene.ID(	5✔
40	description=get_field_description(field, registry), required=field.required
41	)
42
43
44	@convert_mongoengine_field.register(mongoengine.IntField)	5✔
45	@convert_mongoengine_field.register(mongoengine.LongField)	5✔
46	@convert_mongoengine_field.register(mongoengine.SequenceField)	5✔
47	def convert_field_to_int(field, registry=None):	5✔
48	return graphene.Int(	5✔
49	description=get_field_description(field, registry), required=field.required
50	)
51
52
53	@convert_mongoengine_field.register(mongoengine.BooleanField)	5✔
54	def convert_field_to_boolean(field, registry=None):	5✔
55	return graphene.Boolean(	5✔
56	description=get_field_description(field, registry), required=field.required
57	)
58
59
60	@convert_mongoengine_field.register(mongoengine.DecimalField)	5✔
61	@convert_mongoengine_field.register(mongoengine.FloatField)	5✔
62	def convert_field_to_float(field, registry=None):	5✔
63	return graphene.Float(	5✔
64	description=get_field_description(field, registry), required=field.required
65	)
66
67
68	@convert_mongoengine_field.register(mongoengine.DateTimeField)	5✔
69	def convert_field_to_datetime(field, registry=None):	5✔
70	return graphene.DateTime(	5✔
71	description=get_field_description(field, registry), required=field.required
72	)
73
74
75	@convert_mongoengine_field.register(mongoengine.DictField)	5✔
76	@convert_mongoengine_field.register(mongoengine.MapField)	5✔
77	def convert_field_to_jsonstring(field, registry=None):	5✔
78	return JSONString(	5✔
79	description=get_field_description(field, registry), required=field.required
80	)
81
82
83	@convert_mongoengine_field.register(mongoengine.PointField)	5✔
84	def convert_point_to_field(field, registry=None):	5✔
85	return graphene.Field(advanced_types.PointFieldType)	5✔
86
87
88	@convert_mongoengine_field.register(mongoengine.PolygonField)	5✔
89	def convert_polygon_to_field(field, registry=None):	5✔
90	return graphene.Field(advanced_types.PolygonFieldType)	5✔
91
92
93	@convert_mongoengine_field.register(mongoengine.MultiPolygonField)	5✔
94	def convert_multipolygon_to_field(field, register=None):	5✔
95	return graphene.Field(advanced_types.MultiPolygonFieldType)	5✔
96
97
98	@convert_mongoengine_field.register(mongoengine.FileField)	5✔
99	def convert_file_to_field(field, registry=None):	5✔
100	return graphene.Field(advanced_types.FileFieldType)	5✔
101
102
103	@convert_mongoengine_field.register(mongoengine.ListField)	5✔
104	@convert_mongoengine_field.register(mongoengine.EmbeddedDocumentListField)	5✔
105	def convert_field_to_list(field, registry=None):	5✔
106	base_type = convert_mongoengine_field(field.field, registry=registry)	5✔
107	if isinstance(base_type, graphene.Field):	5✔
108	if isinstance(field.field, mongoengine.GenericReferenceField):	5✔
109	def get_reference_objects(args, *kwargs):	5✔
110	document = get_document(args[0][0])	5✔
111	document_field = mongoengine.ReferenceField(document)	5✔
112	document_field = convert_mongoengine_field(document_field, registry)	5✔
113	document_field_type = document_field.get_type().type._meta.name	5✔
114	required_fields = [to_snake_case(i) for i in	5✔
115	get_query_fields(args[0][3][0])[document_field_type].keys()]
116	return document.objects().no_dereference().only(*required_fields).filter(pk__in=args[0][1])	5✔
117
118	def get_non_querying_object(args, *kwargs):	5✔
119	model = get_document(args[0][0])	×
120	return [model(pk=each) for each in args[0][1]]	×
121
122	def reference_resolver(root, args, *kwargs):	5✔
123	to_resolve = getattr(root, field.name or field.db_name)	5✔
124	if to_resolve:	5✔
125	choice_to_resolve = dict()	5✔
126	querying_union_types = list(get_query_fields(args[0]).keys())	5✔
127	if '__typename' in querying_union_types:	5✔
128	querying_union_types.remove('__typename')	5✔
129	to_resolve_models = list()	5✔
130	for each in querying_union_types:	5✔
131	to_resolve_models.append(registry._registry_string_map[each])	5✔
132	for each in to_resolve:	5✔
133	if each['_cls'] not in choice_to_resolve:	5✔
134	choice_to_resolve[each['_cls']] = list()	5✔
135	choice_to_resolve[each['_cls']].append(each["_ref"].id)	5✔
136	pool = ThreadPoolExecutor(5)	5✔
137	futures = list()	5✔
138	for model, object_id_list in choice_to_resolve.items():	5✔
139	if model in to_resolve_models:	5✔
140	futures.append(pool.submit(get_reference_objects, (model, object_id_list, registry, args)))	5✔
141	else:
142	futures.append(	×
143	pool.submit(get_non_querying_object, (model, object_id_list, registry, args)))
144	result = list()	5✔
145	for x in as_completed(futures):	5✔
146	result += x.result()	5✔
147	to_resolve_object_ids = [each["_ref"].id for each in to_resolve]	5✔
148	result_object_ids = list()	5✔
149	for each in result:	5✔
150	result_object_ids.append(each.id)	5✔
151	ordered_result = list()	5✔
152	for each in to_resolve_object_ids:	5✔
153	ordered_result.append(result[result_object_ids.index(each)])	5✔
154	return ordered_result	5✔
155	return None	×
156
157	return graphene.List(	5✔
158	base_type._type,
159	description=get_field_description(field, registry),
160	required=field.required,
161	resolver=reference_resolver
162	)
163	return graphene.List(	×
164	base_type._type,
165	description=get_field_description(field, registry),
166	required=field.required
167	)
168	if isinstance(base_type, (graphene.Dynamic)):	5✔
169	base_type = base_type.get_type()	5✔
170	if base_type is None:	5✔
171	return	5✔
172	base_type = base_type._type	5✔
173
174	if graphene.is_node(base_type):	5✔
175	return base_type._meta.connection_field_class(base_type)	5✔
176
177	# Non-relationship field
178	relations = (mongoengine.ReferenceField, mongoengine.EmbeddedDocumentField)	5✔
179	if not isinstance(base_type, (graphene.List, graphene.NonNull)) and not isinstance(	5✔
180	field.field, relations
181	):
182	base_type = type(base_type)	5✔
183
184	return graphene.List(	5✔
185	base_type,
186	description=get_field_description(field, registry),
187	required=field.required,
188	)
189
190
191	@convert_mongoengine_field.register(mongoengine.GenericEmbeddedDocumentField)	5✔
192	@convert_mongoengine_field.register(mongoengine.GenericReferenceField)	5✔
193	def convert_field_to_union(field, registry=None):	5✔
194	_types = []	5✔
195	for choice in field.choices:	5✔
196	if isinstance(field, mongoengine.GenericReferenceField):	5✔
197	_field = mongoengine.ReferenceField(get_document(choice))	5✔
198	elif isinstance(field, mongoengine.GenericEmbeddedDocumentField):	5✔
199	_field = mongoengine.EmbeddedDocumentField(choice)	5✔
200
201	_field = convert_mongoengine_field(_field, registry)	5✔
202	_type = _field.get_type()	5✔
203	if _type:	5✔
204	_types.append(_type.type)	5✔
205	else:
206	# TODO: Register type auto-matically here.
207	pass	×
208
209	if len(_types) == 0:	5✔
210	return None	5✔
211
212	# XXX: Use uuid to avoid duplicate name
213	name = "{}_{}_union_{}".format(	5✔
214	field._owner_document.__name__,
215	field.db_field,
216	str(uuid.uuid1()).replace("-", ""),
217	)
218	Meta = type("Meta", (object,), {"types": tuple(_types)})	5✔
219	_union = type(name, (graphene.Union,), {"Meta": Meta})	5✔
220
221	def reference_resolver(root, args, *kwargs):	5✔
222	de_referenced = getattr(root, field.name or field.db_name)	5✔
223	if de_referenced:	5✔
224	document = get_document(de_referenced["_cls"])	5✔
225	document_field = mongoengine.ReferenceField(document)	5✔
226	document_field = convert_mongoengine_field(document_field, registry)	5✔
227	_type = document_field.get_type().type	5✔
228	querying_types = list(get_query_fields(args[0]).keys())	5✔
229	_type = document_field.get_type().type	5✔
230	if _type.__name__ in querying_types:	5✔
231	return document.objects().no_dereference().only(*list(	5✔
232	set(list(_type._meta.required_fields) + [to_snake_case(i) for i in
233	get_query_fields(args[0])[_type._meta.name].keys()]))).get(
234	pk=de_referenced["_ref"].id)
235	return document	×
236	return None	×
237
238	if isinstance(field, mongoengine.GenericReferenceField):	5✔
239	field_resolver = None	5✔
240	if field.db_field is not None:	5✔
241	resolver_function = getattr(_union, "resolve_" + field.db_field, None)	5✔
242	if resolver_function and callable(resolver_function):	5✔
243	field_resolver = resolver_function	×
244	return graphene.Field(_union, resolver=field_resolver if field_resolver else reference_resolver,	5✔
245	description=get_field_description(field, registry))
246
247	return graphene.Field(_union)	5✔
248
249
250	@convert_mongoengine_field.register(mongoengine.EmbeddedDocumentField)	5✔
251	@convert_mongoengine_field.register(mongoengine.ReferenceField)	5✔
252	@convert_mongoengine_field.register(mongoengine.CachedReferenceField)	5✔
253	def convert_field_to_dynamic(field, registry=None):	5✔
254	model = field.document_type	5✔
255
256	def reference_resolver(root, args, *kwargs):	5✔
257	document = getattr(root, field.name or field.db_name)	5✔
258	if document:	5✔
259	_type = registry.get_type_for_model(field.document_type)	5✔
260	return field.document_type.objects().no_dereference().only(	5✔
261	*((list(set(list(_type._meta.required_fields) + [to_snake_case(i) for i in
262	get_query_fields(args[0]).keys()]))))).get(
263	pk=document.id)
264	return None	5✔
265
266	def cached_reference_resolver(root, args, *kwargs):	5✔
267	if field:	×
268	_type = registry.get_type_for_model(field.document_type)	×
269	return field.document_type.objects().no_dereference().only(	×
270	*(list(set(
271	list(_type._meta.required_fields) + [to_snake_case(i) for i in
272	get_query_fields(args[0]).keys()])))).get(
273	pk=getattr(root, field.name or field.db_name))
274	return None	×
275
276	def dynamic_type():	5✔
277	_type = registry.get_type_for_model(model)	5✔
278	if not _type:	5✔
279	return None	5✔
280	if isinstance(field, mongoengine.EmbeddedDocumentField):	5✔
281	return graphene.Field(_type,	5✔
282	description=get_field_description(field, registry))
283	field_resolver = None	5✔
284	if field.db_field is not None:	5✔
285	resolver_function = getattr(_type, "resolve_" + field.db_field, None)	5✔
286	if resolver_function and callable(resolver_function):	5✔
287	field_resolver = resolver_function	×
288	if isinstance(field, mongoengine.ReferenceField):	5✔
289	return graphene.Field(_type, resolver=field_resolver if field_resolver else reference_resolver,	5✔
290	description=get_field_description(field, registry))
291	else:
292	return graphene.Field(_type, resolver=field_resolver if field_resolver else cached_reference_resolver(),	×
293	description=get_field_description(field, registry))
294
295	return graphene.Dynamic(dynamic_type)	5✔
296
297
298	@convert_mongoengine_field.register(mongoengine.LazyReferenceField)	5✔
299	def convert_lazy_field_to_dynamic(field, registry=None):	5✔
300	model = field.document_type	5✔
301
302	def lazy_resolver(root, args, *kwargs):	5✔
303	document = getattr(root, field.name or field.db_name)	5✔
304	if document:	5✔
305	_type = registry.get_type_for_model(document.document_type)	5✔
306	return document.document_type.objects().no_dereference().only(	5✔
307	*(list(set((list(_type._meta.required_fields) + [to_snake_case(i) for i in
308	get_query_fields(args[0]).keys()]))))).get(
309	pk=document.pk)
310	return None	×
311
312	def dynamic_type():	5✔
313	_type = registry.get_type_for_model(model)	5✔
314	if not _type:	5✔
315	return None	5✔
316	field_resolver = None	5✔
317	if field.db_field is not None:	5✔
318	resolver_function = getattr(_type, "resolve_" + field.db_field, None)	5✔
319	if resolver_function and callable(resolver_function):	5✔
320	field_resolver = resolver_function	×
321	return graphene.Field(	5✔
322	_type,
323	resolver=field_resolver if field_resolver else lazy_resolver,
324	description=get_field_description(field, registry),
325	)
326
327	return graphene.Dynamic(dynamic_type)	5✔

graphql-python / graphene-mongo / 423

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