"""
Test complete roundtrip: Create mapping -> Upload to GeViServer -> Download -> Check
Uses the existing SDK Bridge gRPC service that's already connected
"""
import grpc
import sys
sys.path.insert(0, r'C:\DEV\COPILOT\geutebruck-api\src\sdk-bridge')

from GeViScopeBridge.proto import configuration_pb2, configuration_pb2_grpc

def main():
    print("=" * 80)
    print("BACKEND ROUNDTRIP TEST - Using gRPC SDK Bridge")
    print("=" * 80)
    print()

    # Connect to SDK Bridge
    channel = grpc.insecure_channel('localhost:50051')
    stub = configuration_pb2_grpc.ConfigurationServiceStub(channel)

    # Step 1: Create test mapping
    print("Step 1: Creating test mapping via gRPC...")
    mapping = configuration_pb2.ActionMappingData(
        name="GRPC_ROUNDTRIP_TEST",
        input_actions=[
            configuration_pb2.ActionDefinition(
                action="GRPC_ROUNDTRIP_TEST",
                parameters=[]
            )
        ],
        output_actions=[
            configuration_pb2.ActionDefinition(
                action="PanLeft",
                parameters=[
                    configuration_pb2.ActionParameter(name="Caption", value="GSC PanLeft"),
                    configuration_pb2.ActionParameter(name="GscServer", value="GEVISCOPE_01_UPDATED"),
                    configuration_pb2.ActionParameter(name="PTZ head", value="101027")
                ]
            ),
            configuration_pb2.ActionDefinition(
                action="PanRight",
                parameters=[
                    configuration_pb2.ActionParameter(name="Caption", value="G-Core PanRight"),
                    configuration_pb2.ActionParameter(name="GCoreServer", value="gscope-cdu-10"),
                    configuration_pb2.ActionParameter(name="PTZ head", value="101028")
                ]
            )
        ],
        enabled=True
    )

    request = configuration_pb2.CreateActionMappingRequest(mapping=mapping)
    response = stub.CreateActionMapping(request)

    if not response.success:
        print(f"ERROR: Failed to create mapping: {response.error_message}")
        return

    print(f"[OK] Mapping created at offset: {response.mapping_offset}")
    print()

    # Step 2: List all mappings to see what we get back
    print("Step 2: Listing all mappings from GeViServer...")
    list_request = configuration_pb2.ListActionMappingsRequest()
    list_response = stub.ListActionMappings(list_request)

    print(f"Total mappings: {len(list_response.mappings)}")
    print()

    # Find our test mapping
    test_mapping = None
    for mapping in list_response.mappings:
        if mapping.name == "GRPC_ROUNDTRIP_TEST":
            test_mapping = mapping
            break

    if not test_mapping:
        print("ERROR: GRPC_ROUNDTRIP_TEST not found!")
        return

    print("[OK] Found GRPC_ROUNDTRIP_TEST mapping")
    print()

    # Step 3: Check output actions
    print("=" * 80)
    print("OUTPUT ACTIONS VERIFICATION")
    print("=" * 80)
    print()

    for i, action in enumerate(test_mapping.output_actions, 1):
        print(f"Output Action {i}:")
        print(f"  action: {action.action}")
        print(f"  parameters:")
        for param in action.parameters:
            print(f"    {param.name}: {param.value}")
        print()

        # Check for expected values
        if i == 1:
            expected_action = "PanLeft"
            expected_server_param = "GscServer"
            expected_server_value = "GEVISCOPE_01_UPDATED"
        else:
            expected_action = "PanRight"
            expected_server_param = "GCoreServer"
            expected_server_value = "gscope-cdu-10"

        # Verify
        issues = []
        if action.action != expected_action:
            issues.append(f"[ERROR] Expected action '{expected_action}', got '{action.action}'")

        param_dict = {p.name: p.value for p in action.parameters}

        if expected_server_param not in param_dict:
            issues.append(f"[ERROR] Missing '{expected_server_param}' parameter")
        elif param_dict[expected_server_param] != expected_server_value:
            issues.append(f"[ERROR] {expected_server_param}='{param_dict[expected_server_param]}', expected '{expected_server_value}'")

        if 'SwitchMode' in param_dict or 'VideoInput' in param_dict or 'VideoOutput' in param_dict:
            issues.append("[ERROR] Has invalid CrossSwitch parameters!")

        if issues:
            print("  ISSUES:")
            for issue in issues:
                print(f"    {issue}")
        else:
            print("  [OK] Action is correct!")
        print()

    print("=" * 80)
    print("TEST COMPLETE")
    print("=" * 80)
    print()
    print("The mapping 'GRPC_ROUNDTRIP_TEST' has been written to GeViServer.")
    print("Now open GeViSet and check if the actions show as:")
    print("  1. PanLeft (NOT CrossSwitch)")
    print("  2. PanRight (NOT CrossSwitch)")

if __name__ == '__main__':
    main()