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

Reads primitives and outputs multiple primitive in a bundle.
"""

from typing import Any
import numpy
import usdrt

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

    Class Members:
        node: Node being evaluated

    Attribute Value Properties:
        Inputs:
            inputs.attrNamesToImport
            inputs.primPaths
            inputs.prims
            inputs.usdTimecode
            inputs.usePaths
        Outputs:
            outputs.primsBundle
        State:
            state.attrNamesToImport
            state.primPaths
            state.usdTimecode
            state.usePaths
    """

    # 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:attrNamesToImport', 'string', 0, 'Attributes To Import', "A list of wildcard patterns used to match the attribute names that are to be imported\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:primPaths', 'path,token,token[]', 1, 'Prim Paths', "The paths of the prims to be read from when 'usePaths' is true", {}, False, None, False, ''),
        ('inputs:prims', 'target', 0, None, "The prims to be read from when 'usePaths' is false", {ogn.MetadataKeys.ALLOW_MULTI_INPUTS: '1'}, False, [], False, ''),
        ('inputs:usdTimecode', 'timecode', 0, 'Time', 'The time at which to evaluate the transform of the USD prim. A value of "NaN" indicates that the default USD time stamp should be used', {ogn.MetadataKeys.DEFAULT: '"NaN"'}, True, float("NaN"), False, ''),
        ('inputs:usePaths', 'bool', 0, 'Use Paths', "When true, the 'primPaths' attribute is used as the path to the prim being read, otherwise it will read the connection at the 'prim' attribute", {ogn.MetadataKeys.DEFAULT: 'false'}, True, False, False, ''),
        ('outputs:primsBundle', 'bundle', 0, None, 'An output bundle containing multiple prims as children.\nEach child contains data attributes and two additional token attributes named sourcePrimPath and sourcePrimType\nwhich contain the path and the type of the Prim being read', {}, True, None, False, ''),
        ('state:attrNamesToImport', 'string', 0, None, 'State from previous evaluation', {}, True, None, False, ''),
        ('state:primPaths', 'uint64[]', 0, None, 'State from previous evaluation', {}, True, None, False, ''),
        ('state:usdTimecode', 'timecode', 0, None, 'State from previous evaluation', {ogn.MetadataKeys.DEFAULT: '"NaN"'}, True, float("NaN"), False, ''),
        ('state:usePaths', 'bool', 0, None, 'State from previous evaluation', {ogn.MetadataKeys.DEFAULT: 'false'}, True, False, 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.attrNamesToImport = og.AttributeRole.TEXT
        role_data.inputs.prims = og.AttributeRole.TARGET
        role_data.inputs.usdTimecode = og.AttributeRole.TIMECODE
        role_data.outputs.primsBundle = og.AttributeRole.BUNDLE
        role_data.state.attrNamesToImport = og.AttributeRole.TEXT
        role_data.state.usdTimecode = og.AttributeRole.TIMECODE
        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 attrNamesToImport(self):
            data_view = og.AttributeValueHelper(self._attributes.attrNamesToImport)
            return data_view.get()

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

        @property
        def primPaths(self) -> og.RuntimeAttribute:
            """Get the runtime wrapper class for the attribute inputs.primPaths"""
            return og.RuntimeAttribute(self._attributes.primPaths.get_attribute_data(), self._context, True)

        @primPaths.setter
        def primPaths(self, value_to_set: Any):
            """Assign another attribute's value to outputs.primPaths"""
            if isinstance(value_to_set, og.RuntimeAttribute):
                self.primPaths.value = value_to_set.value
            else:
                self.primPaths.value = value_to_set

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

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

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

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

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

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

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

        @primsBundle.setter
        def primsBundle(self, bundle: og.BundleContents):
            """Overwrite the bundle attribute outputs.primsBundle 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.primsBundle.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)
            self.attrNamesToImport_size = None
            self.primPaths_size = None

        @property
        def attrNamesToImport(self):
            data_view = og.AttributeValueHelper(self._attributes.attrNamesToImport)
            self.attrNamesToImport_size = data_view.get_array_size()
            return data_view.get()

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

        @property
        def primPaths(self):
            data_view = og.AttributeValueHelper(self._attributes.primPaths)
            self.primPaths_size = data_view.get_array_size()
            return data_view.get()

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

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

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

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

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

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