basic openmodelica model emitting

BEdit/AGENTS.md

@@ -54,6 +54,8 @@ Keep the root of `src/bedit` minimal. New UI modules should go into the relevant
 - Components may contain nested graph or text implementations.
 - Ports retain stable IDs. Display names, types, orientation, positions, and icon
   anchors may change without changing IDs.
+- Parameters belong to `Component` rather than a particular implementation kind,
+  so graph and text components share stable-ID name/type/value records.
 - Port orientation is presented as one unified list in the UI, while the model
   indexes inputs and outputs separately for connection semantics.
 - Port types are registered in `core/port_types.py`. Only compatible types may be
@@ -92,9 +94,23 @@ Keep the root of `src/bedit` minimal. New UI modules should go into the relevant
 - Avoid the QSettings group name `general`; Qt treats `General` specially in INI
   files. Autosave keys live under `autosave/`.
 - User-visible document edits should participate in undo/redo.
+- The text-definition editor uses OpenModelica highlighting and completion from
+  `src/bedit/data/syntax/openmodelica.json`. Keep keywords, types, built-ins, and
+  named BEdit `$name$` macro completions editable there; arbitrary `$name$`
+  expressions are highlighted as BEvalues. Highlight colors and bold/italic
+  styles are persisted under `syntax/<category>/` in application settings.
 - Application-wide messages use `core.application_log.get_logger()`. The main
   window installs the Qt log-panel handler; core code must only use standard
   Python logging and must not import the GUI handler.
+- File → Reload Simulation Code (`Ctrl+F5`) reloads modules under
+  `bedit.core.simulation`, replaces the shared application/controller service,
+  and preserves the previous instance attributes where possible.
+- Simulation compilation lives in `core/simulation/compiler.py`; the simulation
+  service only owns application state and delegates compilation. Ports with
+  `multipleConnections` are emitted as Modelica arrays. Their size is inferred
+  per component instance from graph connections and exposed while compiling as
+  `$portname_N$`; array connection endpoints receive stable one-based indices in
+  graph connection order.
 
 ## Qt Designer and generated files
 
@@ -134,6 +150,9 @@ pyside6-uic --from-imports ui/text_definition_editor.ui \
 
 pyside6-uic --from-imports ui/simulation_settings_dialog.ui \
   -o src/bedit/gui/generated/ui_simulation_settings_dialog.py
+
+pyside6-uic --from-imports ui/parameter_options_dialog.ui \
+  -o src/bedit/gui/generated/ui_parameter_options_dialog.py
 ```
 
 When adding a promoted/custom widget in Designer, its header must use the real