"""Support for simplified access to data on nodes of type omni.graph.nodes.RemoveAttribute

Copies all attributes from an input bundle to the output bundle, except for any specified to be removed.
"""


import carb
import omni.graph.core as og
import omni.graph.core._omni_graph_core as _og
import omni.graph.tools.ogn as ogn



class OgnRemoveAttrDatabase(og.Database):
    """Helper class providing simplified access to data on nodes of type omni.graph.nodes.RemoveAttribute

    Class Members:
        node: Node being evaluated

    Attribute Value Properties:
        Inputs:
            inputs.allowRemovePrimInternal
            inputs.attrNamesToRemove
            inputs.data
        Outputs:
            outputs.data
    """

    # Imprint the generator and target ABI versions in the file for JIT generation
    GENERATOR_VERSION = (1, 41, 3)
    TARGET_VERSION = (2, 139, 12)

    # This is an internal object that provides per-class storage of a per-node data dictionary
    PER_NODE_DATA = {}

    # This is an internal object that describes unchanging attributes in a generic way
    # The values in this list are in no particular order, as a per-attribute tuple
    #     Name, Type, ExtendedTypeIndex, UiName, Description, Metadata,
    #     Is_Required, DefaultValue, Is_Deprecated, DeprecationMsg
    # You should not need to access any of this data directly, use the defined database interfaces
    INTERFACE = og.Database._get_interface([
        ('inputs:allowRemovePrimInternal', 'bool', 0, 'Allow Remove Prim Internal', "When on, then primitive internal attributes can be removed('sourcePrimPath' etc...)", {ogn.MetadataKeys.DEFAULT: 'false'}, True, False, False, ''),
        ('inputs:attrNamesToRemove', 'token', 0, 'Attributes To Remove', "A list of wildcard patterns used to match the attribute names that are to be removed from the output bundle\n\nSupported syntax of wildcard pattern:\n    '*' - match an arbitrary number of any characters\n    '?' - match any single character\n    '^' - (caret) is used to define a pattern that is to be excluded\n\nExample of wildcard patterns, input: ['points', 'faceVertexCount', 'faceVertexIndices', 'size']\n    '*' - match any\n    '* ^points' - match any, but exclude 'points'\n    '* ^face*' - match any, but exclude 'faceVertexCount' and 'faceVertexIndices'", {ogn.MetadataKeys.DEFAULT: '""'}, True, "", False, ''),
        ('inputs:data', 'bundle', 0, 'Original Bundle', 'Collection of attributes to be partially copied to the output', {}, True, None, False, ''),
        ('outputs:data', 'bundle', 0, 'Bundle After Removal', 'Final bundle of attributes, with the attributes specified by attrNamesToRemove omitted', {}, True, None, False, ''),
    ])

    @classmethod
    def _populate_role_data(cls):
        """Populate a role structure with the non-default roles on this node type"""
        role_data = super()._populate_role_data()
        role_data.inputs.data = og.AttributeRole.BUNDLE
        role_data.outputs.data = og.AttributeRole.BUNDLE
        return role_data

    class ValuesForInputs(og.DynamicAttributeAccess):
        LOCAL_PROPERTY_NAMES = { }
        """Helper class that creates natural hierarchical access to input attributes"""
        def __init__(self, node: og.Node, attributes, dynamic_attributes: og.DynamicAttributeInterface):
            """Initialize simplified access for the attribute data"""
            context = node.get_graph().get_default_graph_context()
            super().__init__(context, node, attributes, dynamic_attributes)
            self.__bundles = og.BundleContainer(context, node, attributes, [], read_only=True, gpu_ptr_kinds={})
            self._batchedReadAttributes = []
            self._batchedReadValues = []

        @property
        def allowRemovePrimInternal(self):
            data_view = og.AttributeValueHelper(self._attributes.allowRemovePrimInternal)
            return data_view.get()

        @allowRemovePrimInternal.setter
        def allowRemovePrimInternal(self, value):
            if self._setting_locked:
                raise og.ReadOnlyError(self._attributes.allowRemovePrimInternal)
            data_view = og.AttributeValueHelper(self._attributes.allowRemovePrimInternal)
            data_view.set(value)

        @property
        def attrNamesToRemove(self):
            data_view = og.AttributeValueHelper(self._attributes.attrNamesToRemove)
            return data_view.get()

        @attrNamesToRemove.setter
        def attrNamesToRemove(self, value):
            if self._setting_locked:
                raise og.ReadOnlyError(self._attributes.attrNamesToRemove)
            data_view = og.AttributeValueHelper(self._attributes.attrNamesToRemove)
            data_view.set(value)

        @property
        def data(self) -> og.BundleContents:
            """Get the bundle wrapper class for the attribute inputs.data"""
            return self.__bundles.data

        def _prefetch(self):
            readAttributes = self._batchedReadAttributes
            newValues = _og._prefetch_input_attributes_data(readAttributes)
            if len(readAttributes) == len(newValues):
                self._batchedReadValues = newValues

    class ValuesForOutputs(og.DynamicAttributeAccess):
        LOCAL_PROPERTY_NAMES = { }
        """Helper class that creates natural hierarchical access to output attributes"""
        def __init__(self, node: og.Node, attributes, dynamic_attributes: og.DynamicAttributeInterface):
            """Initialize simplified access for the attribute data"""
            context = node.get_graph().get_default_graph_context()
            super().__init__(context, node, attributes, dynamic_attributes)
            self.__bundles = og.BundleContainer(context, node, attributes, [], read_only=False, gpu_ptr_kinds={})
            self._batchedWriteValues = { }

        @property
        def data(self) -> og.BundleContents:
            """Get the bundle wrapper class for the attribute outputs.data"""
            return self.__bundles.data

        @data.setter
        def data(self, bundle: og.BundleContents):
            """Overwrite the bundle attribute outputs.data with a new bundle"""
            if not isinstance(bundle, og.BundleContents):
                carb.log_error("Only bundle attributes can be assigned to another bundle attribute")
            self.__bundles.data.bundle = bundle

        def _commit(self):
            _og._commit_output_attributes_data(self._batchedWriteValues)
            self._batchedWriteValues = { }

    class ValuesForState(og.DynamicAttributeAccess):
        """Helper class that creates natural hierarchical access to state attributes"""
        def __init__(self, node: og.Node, attributes, dynamic_attributes: og.DynamicAttributeInterface):
            """Initialize simplified access for the attribute data"""
            context = node.get_graph().get_default_graph_context()
            super().__init__(context, node, attributes, dynamic_attributes)

    def __init__(self, node):
        super().__init__(node)
        dynamic_attributes = self.dynamic_attribute_data(node, og.AttributePortType.ATTRIBUTE_PORT_TYPE_INPUT)
        self.inputs = OgnRemoveAttrDatabase.ValuesForInputs(node, self.attributes.inputs, dynamic_attributes)
        dynamic_attributes = self.dynamic_attribute_data(node, og.AttributePortType.ATTRIBUTE_PORT_TYPE_OUTPUT)
        self.outputs = OgnRemoveAttrDatabase.ValuesForOutputs(node, self.attributes.outputs, dynamic_attributes)
        dynamic_attributes = self.dynamic_attribute_data(node, og.AttributePortType.ATTRIBUTE_PORT_TYPE_STATE)
        self.state = OgnRemoveAttrDatabase.ValuesForState(node, self.attributes.state, dynamic_attributes)
