def block_handler(block: Block, app, prefix=''):
cls = block.__class__
handler = registry.blocks.get(cls)
if handler is None:
if _is_custom_type(block):
target_block_type = block.__graphql_type__()
this_handler = block_handler(target_block_type, app, prefix)
if isinstance(this_handler, tuple):
raise NotImplementedError()
if hasattr(block, '__graphql_resolve__'):
resolver = _resolve_custom(block, this_handler)
elif issubclass(target_block_type, Scalar):
resolver = _resolve_generic_scalar
else:
raise TypeError(
"Non Scalar custom types need an explicit __graphql_resolve__ method."
)
handler = (lambda x: this_handler, resolver)
elif _is_compound_block(block):
node = prefix + cls.__name__
dict_params = dict((n, block_handler(block_type, app, prefix))
for n, block_type in block.child_blocks.items())
_add_handler_resolves(dict_params)
dict_params.update({ # add the field name
'field': graphene.Field(graphene.String),
'resolve_field': lambda *x: block.name,
})
tp = type(node, (graphene.ObjectType, ), dict_params)
handler = tp
registry.blocks[cls] = handler
elif _is_list_block(block):
this_handler = block_handler(block.child_block, app, prefix)
if isinstance(this_handler, tuple):
handler = List(this_handler[0]), _resolve_list(*this_handler)
else:
handler = List(this_handler), _resolve_simple_list
else:
handler = GenericScalar
if cls == wagtail.snippets.blocks.SnippetChooserBlock:
handler = (handler[0](block), handler[1]) # type: ignore
return handler
def block_handler(block: Block, app, prefix=''):
cls = block.__class__
handler = registry.blocks.get(cls)
if handler is None:
if _is_custom_type(block):
target_block_type = block.__graphql_type__()
this_handler = block_handler(target_block_type, app, prefix)
if isinstance(this_handler, tuple):
raise NotImplementedError()
if hasattr(block, '__graphql_resolve__'):
resolver = _resolve_custom(block, this_handler)
elif issubclass(target_block_type, Scalar):
resolver = _resolve_generic_scalar
else:
raise TypeError("Non Scalar custom types need an explicit __graphql_resolve__ method.")
handler = (lambda x: this_handler, resolver)
elif _is_compound_block(block):
node = prefix + cls.__name__
dict_params = dict(
(n, block_handler(block_type, app, prefix))
for n, block_type in block.child_blocks.items()
)
_add_handler_resolves(dict_params, block)
tp = type(node, (graphene.ObjectType,), dict_params)
handler = tp
registry.blocks[cls] = handler
elif _is_list_block(block):
this_handler = registry.blocks.get(block.child_block.__class__)
if this_handler is None:
this_handler = block_handler(block.child_block, app, prefix)
if isinstance(this_handler, tuple):
this_handler = this_handler[0](block.child_block)
handler = List(this_handler), _resolve_list
else:
handler = List(this_handler), _resolve_simple_list
else:
handler = GenericScalar
return handler