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

Filters primitives in the input bundle by path and type.
"""

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

    Class Members:
        node: Node being evaluated

    Attribute Value Properties:
        Inputs:
            inputs.bundle
            inputs.inverse
            inputs.pathPattern
            inputs.prims
            inputs.typePattern
        Outputs:
            outputs.bundle
    """

    # 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:bundle', 'bundle', 0, None, 'The bundle to be read from', {}, True, None, False, ''),
        ('inputs:inverse', 'bool', 0, 'Inverse', 'By default all primitives matching the path patterns and types are added to the output bundle;\nwhen this option is on, all mismatching primitives will be added instead.', {ogn.MetadataKeys.DEFAULT: 'false'}, True, False, False, ''),
        ('inputs:pathPattern', 'string', 0, 'Path Pattern', "A list of wildcard patterns used to match primitive path.\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: ['/Cube0', '/Cube1', '/Box']\n    '*' - match any\n    '* ^/Box' - match any, but exclude '/Box'\n    '* ^/Cube*' - match any, but exclude '/Cube0' and '/Cube1'", {ogn.MetadataKeys.DEFAULT: '"*"'}, True, "*", False, ''),
        ('inputs:prims', 'target', 0, None, 'The prim to be extracted from Multiple Primitives in Bundle.', {ogn.MetadataKeys.ALLOW_MULTI_INPUTS: '1'}, False, [], False, ''),
        ('inputs:typePattern', 'string', 0, 'Type Pattern', "A list of wildcard patterns used to match primitive type.\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: ['Mesh', 'Cone', 'Cube']\n    '*' - match any\n    '* ^Mesh' - match any, but exclude 'Mesh'\n    '* ^Cone ^Cube' - match any, but exclude 'Cone' and 'Cube'", {ogn.MetadataKeys.DEFAULT: '"*"'}, True, "*", False, ''),
        ('outputs:bundle', 'bundle', 0, None, 'The output bundle that contains filtered primitives', {}, 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.bundle = og.AttributeRole.BUNDLE
        role_data.inputs.pathPattern = og.AttributeRole.TEXT
        role_data.inputs.prims = og.AttributeRole.TARGET
        role_data.inputs.typePattern = og.AttributeRole.TEXT
        role_data.outputs.bundle = 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 bundle(self) -> og.BundleContents:
            """Get the bundle wrapper class for the attribute inputs.bundle"""
            return self.__bundles.bundle

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

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

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

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

        @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 typePattern(self):
            data_view = og.AttributeValueHelper(self._attributes.typePattern)
            return data_view.get()

        @typePattern.setter
        def typePattern(self, value):
            if self._setting_locked:
                raise og.ReadOnlyError(self._attributes.typePattern)
            data_view = og.AttributeValueHelper(self._attributes.typePattern)
            data_view.set(value)
            self.typePattern_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.__bundles = og.BundleContainer(context, node, attributes, [], read_only=False, gpu_ptr_kinds={})
            self._batchedWriteValues = { }

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

        @bundle.setter
        def bundle(self, bundle: og.BundleContents):
            """Overwrite the bundle attribute outputs.bundle 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.bundle.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 = OgnGetPrimsDatabase.ValuesForInputs(node, self.attributes.inputs, dynamic_attributes)
        dynamic_attributes = self.dynamic_attribute_data(node, og.AttributePortType.ATTRIBUTE_PORT_TYPE_OUTPUT)
        self.outputs = OgnGetPrimsDatabase.ValuesForOutputs(node, self.attributes.outputs, dynamic_attributes)
        dynamic_attributes = self.dynamic_attribute_data(node, og.AttributePortType.ATTRIBUTE_PORT_TYPE_STATE)
        self.state = OgnGetPrimsDatabase.ValuesForState(node, self.attributes.state, dynamic_attributes)
