Saving sim results

BEdit/src/bedit/core/simulation/openmodelica.py

@@ -14,6 +14,10 @@ from threading import Event, Lock, Thread, current_thread
 from typing import Any
 
 from bedit.core.application_log import get_logger
+from bedit.core.simulation.results import (
+    SimulationExecutionResult,
+    load_openmodelica_csv,
+)
 
 
 log = get_logger(__name__)
@@ -263,7 +267,7 @@ def _run_model_with_tcp(
     temp_dir: Path,
     progress_callback: Callable[[SimulationProgress], None] | None,
     message_callback: Callable[[SimulationMessage], None] | None,
-) -> int:
+) -> SimulationExecutionResult:
     executable_path = Path(executable)
     executable_command = executable
     if not executable_path.is_absolute() and executable_path.parent == Path("."):
@@ -324,7 +328,20 @@ def _run_model_with_tcp(
             raise RuntimeError(
                 f"Simulation process exited with status {return_code}{detail}"
             )
-        return int(return_code)
+        result_path = temp_dir / f"{Path(executable).stem}_res.csv"
+        if not result_path.is_file():
+            raise RuntimeError(
+                f"OpenModelica did not create the expected result file {result_path.name!r}"
+            )
+        data = load_openmodelica_csv(result_path)
+        log.info(
+            "Loaded %d result columns from %s", len(data), result_path.name
+        )
+        return SimulationExecutionResult(
+            return_code=int(return_code),
+            result_file=str(result_path),
+            data=data,
+        )
 
 
 def _accept_simulation_connection(