--- /dev/null
+package net.mograsim.logic.model.modeladapter;
+
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.Set;
+import java.util.function.Function;
+import java.util.stream.Collectors;
+
+import net.mograsim.logic.core.timeline.Timeline;
+import net.mograsim.logic.core.wires.Wire;
+import net.mograsim.logic.core.wires.Wire.ReadEnd;
+import net.mograsim.logic.model.model.ViewModel;
+import net.mograsim.logic.model.model.components.GUIComponent;
+import net.mograsim.logic.model.model.components.submodels.SubmodelComponent;
+import net.mograsim.logic.model.model.components.submodels.SubmodelInterface;
+import net.mograsim.logic.model.model.wires.GUIWire;
+import net.mograsim.logic.model.model.wires.Pin;
+import net.mograsim.logic.model.model.wires.WireCrossPoint;
+import net.mograsim.logic.model.modeladapter.componentadapters.ComponentAdapter;
+
+public class ViewLogicModelAdapter
+{
+ private final static Map<Class<? extends GUIComponent>, ComponentAdapter<? extends GUIComponent>> componentAdapters = new HashMap<>();
+
+ public static void addComponentAdapter(ComponentAdapter<? extends GUIComponent> componentAdapter)
+ {
+ componentAdapters.put(componentAdapter.getSupportedClass(), componentAdapter);
+ }
+
+ public static Timeline convert(ViewModel viewModel, LogicModelParameters params)
+ {
+ // TODO replace Timeline with LogicModel as soon as it exists
+ Timeline timeline = new Timeline(10);
+
+ convert(viewModel, params, timeline, Map.of());
+
+ return timeline;
+ }
+
+ private static void convert(ViewModel viewModel, LogicModelParameters params, Timeline timeline, Map<Pin, Wire> externalWires)
+ {
+ Map<Pin, Wire> logicWiresPerPin = convertWires(getAllPins(viewModel), viewModel.getWires(), externalWires, params, timeline);
+ Map<Pin, Wire> logicWiresPerPinUnmodifiable = Collections.unmodifiableMap(logicWiresPerPin);
+
+ for (GUIComponent guiComp : viewModel.getComponentsByName().values())
+ {
+ if (guiComp instanceof SubmodelComponent)
+ {
+ SubmodelComponent guiCompCasted = (SubmodelComponent) guiComp;
+ Map<String, Pin> supermodelPins = guiCompCasted.getSupermodelPins();
+ Map<Pin, Wire> externalWiresForSubmodel = supermodelPins.entrySet().stream()
+ .collect(Collectors.toMap(e -> guiCompCasted.getSubmodelPin(e.getKey()), e -> logicWiresPerPin.get(e.getValue())));
+ convert(guiCompCasted.submodel, params, timeline, externalWiresForSubmodel);
+ } else if (guiComp instanceof WireCrossPoint)
+ {
+ WireCrossPoint guiCompCasted = (WireCrossPoint) guiComp;
+ guiCompCasted.setLogicModelBinding(logicWiresPerPin.get(guiCompCasted.getPin()).createReadOnlyEnd());
+ } else if (!(guiComp instanceof SubmodelInterface))// nothing to do for SubmodelInterfaces
+ createAndLinkComponent(timeline, params, guiComp, logicWiresPerPinUnmodifiable, componentAdapters.get(guiComp.getClass()));
+ }
+ }
+
+ private static Set<Pin> getAllPins(ViewModel viewModel)
+ {
+ return viewModel.getComponentsByName().values().stream().flatMap(component -> component.getPins().values().stream())
+ .collect(Collectors.toSet());
+ }
+
+ private static Map<Pin, Wire> convertWires(Set<Pin> allPins, List<GUIWire> wires, Map<Pin, Wire> externalWires,
+ LogicModelParameters params, Timeline timeline)
+ {
+ Map<Pin, Set<Pin>> connectedPinGroups = getConnectedPinGroups(allPins, wires);
+ Map<Pin, Wire> logicWiresPerPin = createLogicWires(params, timeline, connectedPinGroups, externalWires);
+ setGUIWiresLogicModelBinding(wires, logicWiresPerPin);
+ return logicWiresPerPin;
+ }
+
+ private static Map<Pin, Wire> createLogicWires(LogicModelParameters params, Timeline timeline, Map<Pin, Set<Pin>> connectedPinGroups,
+ Map<Pin, Wire> externalWires)
+ {
+ Map<Pin, Wire> logicWiresPerPin = new HashMap<>();
+ Map<Set<Pin>, Wire> logicWiresPerPinGroup = new HashMap<>();
+ for (Entry<Pin, Set<Pin>> e : connectedPinGroups.entrySet())
+ logicWiresPerPin.put(e.getKey(), logicWiresPerPinGroup.computeIfAbsent(e.getValue(), set ->
+ {
+ Wire externalWire = null;
+ for (Pin p : set)
+ {
+ Wire externalWireCandidate = externalWires.get(p);
+ if (externalWireCandidate != null)
+ if (externalWire == null)
+ externalWire = externalWireCandidate;
+ else if (externalWire.length == externalWireCandidate.length)
+ Wire.fuse(externalWire, externalWireCandidate);
+ else
+ throw new IllegalArgumentException(
+ "Two pins to external wires with different logicWidths can't be connected directly");
+ }
+ return externalWire == null ? new Wire(timeline, e.getKey().logicWidth, params.wireTravelTime) : externalWire;
+ }));
+ return logicWiresPerPin;
+ }
+
+ private static void setGUIWiresLogicModelBinding(List<GUIWire> wires, Map<Pin, Wire> logicWiresPerPin)
+ {
+ Map<Wire, ReadEnd> guiWireSharedReadEnd = logicWiresPerPin.values().stream().distinct()
+ .collect(Collectors.toMap(Function.identity(), Wire::createReadOnlyEnd));
+ for (GUIWire guiWire : wires)
+ guiWire.setLogicModelBinding(guiWireSharedReadEnd.get(logicWiresPerPin.get(guiWire.getPin1())));
+ }
+
+ private static Map<Pin, Set<Pin>> getConnectedPinGroups(Set<Pin> allPins, List<GUIWire> wires)
+ {
+ Map<Pin, Set<Pin>> connectedPinsPerPin = new HashMap<>();
+
+ for (Pin p : allPins)
+ {
+ HashSet<Pin> connectedPins = new HashSet<>();
+ connectedPins.add(p);
+ connectedPinsPerPin.put(p, connectedPins);
+ }
+
+ wires.forEach(wire ->
+ {
+ Pin pin1 = wire.getPin1();
+ Pin pin2 = wire.getPin2();
+
+ Set<Pin> pin1ConnectedPins = connectedPinsPerPin.get(pin1);
+ Set<Pin> pin2ConnectedPins = connectedPinsPerPin.get(pin2);
+
+ pin1ConnectedPins.addAll(pin2ConnectedPins);
+ pin1ConnectedPins.add(pin1);
+ pin1ConnectedPins.add(pin2);
+
+ pin2ConnectedPins.forEach(pin -> connectedPinsPerPin.put(pin, pin1ConnectedPins));
+ });
+ return connectedPinsPerPin;
+ }
+
+ @SuppressWarnings("unchecked")
+ private static <G extends GUIComponent> void createAndLinkComponent(Timeline timeline, LogicModelParameters params,
+ GUIComponent guiComponent, Map<Pin, Wire> logicWiresPerPin, ComponentAdapter<G> adapter)
+ {
+ if (adapter == null)
+ throw new IllegalArgumentException("Unknown component class: " + guiComponent.getClass());
+ adapter.createAndLinkComponent(timeline, params, (G) guiComponent, logicWiresPerPin);
+ }
+
+ private ViewLogicModelAdapter()
+ {
+ throw new UnsupportedOperationException("No ViewLogicModelConverter instances");
+ }
+}
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