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

Given a path to a prim and a path to a material on the current USD stage,  assigns the material to the prim.  Gives an error
if the given prim or material  can not be found.
"""

import usdrt

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



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

    Class Members:
        node: Node being evaluated

    Attribute Value Properties:
        Inputs:
            inputs.execIn
            inputs.material
            inputs.materialPath
            inputs.prim
            inputs.primPath
        Outputs:
            outputs.execOut
    """

    # 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:execIn', 'execution', 0, None, 'Input execution', {}, True, None, False, ''),
        ('inputs:material', 'target', 0, None, 'The material to be assigned to the prim', {}, True, [], False, ''),
        ('inputs:materialPath', 'path', 0, 'Material Path', 'The path of the material to be assigned to the prim', {}, True, "", True, 'Use material input instead'),
        ('inputs:prim', 'target', 0, None, 'Prim to be assigned a material.', {}, True, [], False, ''),
        ('inputs:primPath', 'path', 0, 'Prim Path', 'Path of the prim to be assigned a material.', {}, True, "", True, 'Use prim input instead'),
        ('outputs:execOut', 'execution', 0, None, 'Output execution', {}, 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.execIn = og.AttributeRole.EXECUTION
        role_data.inputs.material = og.AttributeRole.TARGET
        role_data.inputs.materialPath = og.AttributeRole.PATH
        role_data.inputs.prim = og.AttributeRole.TARGET
        role_data.inputs.primPath = og.AttributeRole.PATH
        role_data.outputs.execOut = og.AttributeRole.EXECUTION
        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._batchedReadAttributes = []
            self._batchedReadValues = []

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

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

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

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

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

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

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

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

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

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

        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._batchedWriteValues = { }

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

        @execOut.setter
        def execOut(self, value):
            data_view = og.AttributeValueHelper(self._attributes.execOut)
            data_view.set(value)

        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 = OgnWritePrimMaterialDatabase.ValuesForInputs(node, self.attributes.inputs, dynamic_attributes)
        dynamic_attributes = self.dynamic_attribute_data(node, og.AttributePortType.ATTRIBUTE_PORT_TYPE_OUTPUT)
        self.outputs = OgnWritePrimMaterialDatabase.ValuesForOutputs(node, self.attributes.outputs, dynamic_attributes)
        dynamic_attributes = self.dynamic_attribute_data(node, og.AttributePortType.ATTRIBUTE_PORT_TYPE_STATE)
        self.state = OgnWritePrimMaterialDatabase.ValuesForState(node, self.attributes.state, dynamic_attributes)
