import os
import omni.kit.test
import omni.graph.core as og
import omni.graph.core.tests as ogts
from omni.graph.core.tests.omnigraph_test_utils import _TestGraphAndNode
from omni.graph.core.tests.omnigraph_test_utils import _test_clear_scene
from omni.graph.core.tests.omnigraph_test_utils import _test_setup_scene
from omni.graph.core.tests.omnigraph_test_utils import _test_verify_scene


class TestOgn(ogts.OmniGraphTestCase):

    TEST_DATA = [
        {
            'inputs': [
                ['inputs:valuesToCheck', ["red", "Red", "magenta", "green", "cyan", "blue", "yellow"], False],
            ],
            'outputs': [
                ['outputs:isColor', [True, False, False, True, False, True, False], False],
            ],
        },
    ]

    async def test_generated(self):
        test_info = _TestGraphAndNode()
        controller = og.Controller()
        for i, test_run in enumerate(self.TEST_DATA):
            await _test_clear_scene(self, test_run)
            test_info = await _test_setup_scene(self, controller, "/TestGraph", "TestNode_omni_graph_tutorials_TokensPy", "omni.graph.tutorials.TokensPy", test_run, test_info)
            await controller.evaluate(test_info.graph)
            _test_verify_scene(self, controller, test_run, test_info, f"omni.graph.tutorials.TokensPy User test case #{i+1}")

    async def test_vectorized_generated(self):
        test_info = _TestGraphAndNode()
        controller = og.Controller()
        for i, test_run in enumerate(self.TEST_DATA):
            await _test_clear_scene(self, test_run)
            test_info = await _test_setup_scene(self, controller, "/TestGraph", "TestNode_omni_graph_tutorials_TokensPy","omni.graph.tutorials.TokensPy", test_run, test_info, 16)
            await controller.evaluate(test_info.graph)
            _test_verify_scene(self, controller, test_run, test_info, f"omni.graph.tutorials.TokensPy User test case #{i+1}", 16)

    async def test_data_access(self):
        from omni.graph.tutorials.ogn.OgnTutorialTokensPyDatabase import OgnTutorialTokensPyDatabase
        test_file_name = "OgnTutorialTokensPyTemplate.usda"
        usd_path = os.path.join(os.path.dirname(__file__), "usd", test_file_name)
        if not os.path.exists(usd_path):
            self.assertTrue(False, f"{usd_path} not found for loading test")
        (result, error) = await ogts.load_test_file(usd_path)
        self.assertTrue(result, f'{error} on {usd_path}')
        test_node = og.Controller.node("/TestGraph/Template_omni_graph_tutorials_TokensPy")
        database = OgnTutorialTokensPyDatabase(test_node)
        self.assertTrue(test_node.is_valid())
        node_type_name = test_node.get_type_name()
        self.assertEqual(og.GraphRegistry().get_node_type_version(node_type_name), 1)

        def _attr_error(attribute: og.Attribute, usd_test: bool) -> str:
            test_type = "USD Load" if usd_test else "Database Access"
            return f"{node_type_name} {test_type} Test - {attribute.get_name()} value error"


        self.assertTrue(test_node.get_attribute_exists("inputs:valuesToCheck"))
        attribute = test_node.get_attribute("inputs:valuesToCheck")
        db_value = database.inputs.valuesToCheck
        expected_value = []
        actual_value = og.Controller.get(attribute)
        ogts.verify_values(expected_value, actual_value, _attr_error(attribute, True))
        ogts.verify_values(expected_value, db_value, _attr_error(attribute, False))

        self.assertTrue(test_node.get_attribute_exists("outputs:isColor"))
        attribute = test_node.get_attribute("outputs:isColor")
        db_value = database.outputs.isColor
