src/control_backend/api/v1/endpoints/program.py

@@ -0,0 +1,25 @@
+import logging
+
+from fastapi import APIRouter, Request
+
+from control_backend.schemas.program import Program
+
+logger = logging.getLogger(__name__)
+router = APIRouter()
+
+
+@router.post("/program", status_code=202)
+async def receive_message(program: Program, request: Request):
+    """
+    Receives a BehaviorProgram, pydantic checks it.
+    Converts it into real Phase objects.
+    """
+    logger.debug("Received raw program: %s", program)
+
+    # send away
+    topic = b"program"
+    body = program.model_dump_json().encode()
+    pub_socket = request.app.state.endpoints_pub_socket
+    await pub_socket.send_multipart([topic, body])
+
+    return {"status": "Program parsed"}

src/control_backend/api/v1/router.py

@@ -1,6 +1,6 @@
 from fastapi.routing import APIRouter
 
-from control_backend.api.v1.endpoints import logs, message, robot, sse
+from control_backend.api.v1.endpoints import logs, message, program, robot, sse
 
 api_router = APIRouter()
 
@@ -11,3 +11,5 @@ api_router.include_router(sse.router, tags=["SSE"])
 api_router.include_router(robot.router, prefix="/robot", tags=["Pings", "Commands"])
 
 api_router.include_router(logs.router, tags=["Logs"])
+
+api_router.include_router(program.router, tags=["Program"])

src/control_backend/schemas/program.py

@@ -0,0 +1,38 @@
+from pydantic import BaseModel
+
+
+class Norm(BaseModel):
+    id: str
+    name: str
+    value: str
+
+
+class Goal(BaseModel):
+    id: str
+    name: str
+    description: str
+    achieved: bool
+
+
+class Trigger(BaseModel):
+    id: str
+    label: str
+    type: str
+    value: list[str]
+
+
+class PhaseData(BaseModel):
+    norms: list[Norm]
+    goals: list[Goal]
+    triggers: list[Trigger]
+
+
+class Phase(BaseModel):
+    id: str
+    name: str
+    nextPhaseId: str
+    phaseData: PhaseData
+
+
+class Program(BaseModel):
+    phases: list[Phase]

test/integration/api/endpoints/test_program_endpoint.py

@@ -0,0 +1,125 @@
+import json
+from unittest.mock import AsyncMock
+
+import pytest
+from fastapi import FastAPI
+from fastapi.testclient import TestClient
+
+from control_backend.api.v1.endpoints import program
+from control_backend.schemas.program import Program
+
+
+@pytest.fixture
+def app():
+    """Create a FastAPI app with the /program route and mock socket."""
+    app = FastAPI()
+    app.include_router(program.router)
+    return app
+
+
+@pytest.fixture
+def client(app):
+    """Create a TestClient."""
+    return TestClient(app)
+
+
+def make_valid_program_dict():
+    """Helper to create a valid Program JSON structure."""
+    return {
+        "phases": [
+            {
+                "id": "phase1",
+                "name": "basephase",
+                "nextPhaseId": "phase2",
+                "phaseData": {
+                    "norms": [{"id": "n1", "name": "norm", "value": "be nice"}],
+                    "goals": [
+                        {"id": "g1", "name": "goal", "description": "test goal", "achieved": False}
+                    ],
+                    "triggers": [
+                        {
+                            "id": "t1",
+                            "label": "trigger",
+                            "type": "keyword",
+                            "value": ["stop", "exit"],
+                        }
+                    ],
+                },
+            }
+        ]
+    }
+
+
+def test_receive_program_success(client):
+    """Valid Program JSON should be parsed and sent through the socket."""
+    mock_pub_socket = AsyncMock()
+    client.app.state.endpoints_pub_socket = mock_pub_socket
+
+    program_dict = make_valid_program_dict()
+
+    response = client.post("/program", json=program_dict)
+
+    assert response.status_code == 202
+    assert response.json() == {"status": "Program parsed"}
+
+    # Verify socket call
+    mock_pub_socket.send_multipart.assert_awaited_once()
+    args, kwargs = mock_pub_socket.send_multipart.await_args
+
+    assert args[0][0] == b"program"
+
+    sent_bytes = args[0][1]
+    sent_obj = json.loads(sent_bytes.decode())
+
+    expected_obj = Program.model_validate(program_dict).model_dump()
+    assert sent_obj == expected_obj
+
+
+def test_receive_program_invalid_json(client):
+    """
+    Invalid JSON (malformed) -> FastAPI never calls endpoint.
+    It returns a 422 Unprocessable Entity.
+    """
+    mock_pub_socket = AsyncMock()
+    client.app.state.endpoints_pub_socket = mock_pub_socket
+
+    # FastAPI only accepts valid JSON bodies, so send raw string
+    response = client.post("/program", content="{invalid json}")
+
+    assert response.status_code == 422
+    mock_pub_socket.send_multipart.assert_not_called()
+
+
+def test_receive_program_invalid_deep_structure(client):
+    """
+    Valid JSON but schema invalid -> Pydantic throws validation error -> 422.
+    """
+    mock_pub_socket = AsyncMock()
+    client.app.state.endpoints_pub_socket = mock_pub_socket
+
+    # Missing "value" in norms element
+    bad_program = {
+        "phases": [
+            {
+                "id": "phase1",
+                "name": "deepfail",
+                "nextPhaseId": "phase2",
+                "phaseData": {
+                    "norms": [
+                        {"id": "n1", "name": "norm"}  # INVALID: missing "value"
+                    ],
+                    "goals": [
+                        {"id": "g1", "name": "goal", "description": "desc", "achieved": False}
+                    ],
+                    "triggers": [
+                        {"id": "t1", "label": "trigger", "type": "keyword", "value": ["start"]}
+                    ],
+                },
+            }
+        ]
+    }
+
+    response = client.post("/program", json=bad_program)
+
+    assert response.status_code == 422
+    mock_pub_socket.send_multipart.assert_not_called()

test/integration/schemas/test_ui_program_message.py

@@ -0,0 +1,85 @@
+import pytest
+from pydantic import ValidationError
+
+from control_backend.schemas.program import Goal, Norm, Phase, PhaseData, Program, Trigger
+
+
+def base_norm() -> Norm:
+    return Norm(
+        id="norm1",
+        name="testNorm",
+        value="you should act nice",
+    )
+
+
+def base_goal() -> Goal:
+    return Goal(
+        id="goal1",
+        name="testGoal",
+        description="you should act nice",
+        achieved=False,
+    )
+
+
+def base_trigger() -> Trigger:
+    return Trigger(
+        id="trigger1",
+        label="testTrigger",
+        type="keyword",
+        value=["Stop", "Exit"],
+    )
+
+
+def base_phase_data() -> PhaseData:
+    return PhaseData(
+        norms=[base_norm()],
+        goals=[base_goal()],
+        triggers=[base_trigger()],
+    )
+
+
+def base_phase() -> Phase:
+    return Phase(
+        id="phase1",
+        name="basephase",
+        nextPhaseId="phase2",
+        phaseData=base_phase_data(),
+    )
+
+
+def base_program() -> Program:
+    return Program(phases=[base_phase()])
+
+
+def invalid_program() -> dict:
+    # wrong types inside phases list (not Phase objects)
+    return {
+        "phases": [
+            {"id": "phase1"},  # incomplete
+            {"not_a_phase": True},
+        ]
+    }
+
+
+def test_valid_program():
+    program = base_program()
+    validated = Program.model_validate(program)
+    assert isinstance(validated, Program)
+    assert validated.phases[0].phaseData.norms[0].name == "testNorm"
+
+
+def test_valid_deepprogram():
+    program = base_program()
+    validated = Program.model_validate(program)
+    # validate nested components directly
+    phase = validated.phases[0]
+    assert isinstance(phase.phaseData, PhaseData)
+    assert isinstance(phase.phaseData.goals[0], Goal)
+    assert isinstance(phase.phaseData.triggers[0], Trigger)
+    assert isinstance(phase.phaseData.norms[0], Norm)
+
+
+def test_invalid_program():
+    bad = invalid_program()
+    with pytest.raises(ValidationError):
+        Program.model_validate(bad)