1 package net.mograsim.logic.ui.serializing;
3 import java.io.IOException;
4 import java.io.InputStream;
5 import java.util.HashMap;
8 import com.google.gson.JsonElement;
9 import com.google.gson.JsonNull;
11 import net.mograsim.logic.ui.model.ViewModelModifiable;
12 import net.mograsim.logic.ui.model.components.GUIComponent;
13 import net.mograsim.logic.ui.util.JsonHandler;
15 public class IndirectGUIComponentCreator
17 private static final Map<String, String> standardComponentIDs = new HashMap<>();
19 private static final Map<String, ComponentProvider> componentProviders = new HashMap<>();
23 try (InputStream s = IndirectGUIComponentCreator.class.getResourceAsStream("./standardComponentIDMapping.json"))
26 throw new IOException("Resource not found");
27 Map<String, String> tmp = JsonHandler.readJson(s, Map.class);
28 // don't use putAll to apply sanity checks
29 tmp.forEach((st, id) ->
33 addStandardComponentID(st, id);
35 catch (IllegalArgumentException e)
37 System.err.println("Component ID mapping contained illegal entry: " + e.getMessage());
43 System.err.println("Failed to initialize standard snippet ID mapping: " + e.getMessage());
47 public static void addStandardComponentID(String standardComponentID, String associatedComponentID)
49 if (!associatedComponentID.startsWith("file:") && !associatedComponentID.startsWith("class:"))
50 throw new IllegalArgumentException("Unrecognized component ID format: " + associatedComponentID);
51 standardComponentIDs.put(standardComponentID, associatedComponentID);
54 public static void setComponentProvider(String className, ComponentProvider componentProvider)
56 componentProviders.put(className, componentProvider);
59 public static GUIComponent createComponent(ViewModelModifiable model, String id)
61 return createComponent(model, id, JsonNull.INSTANCE);
64 public static GUIComponent createComponent(ViewModelModifiable model, String id, JsonElement params)
69 if (id.startsWith("class:") || id.startsWith("file:"))
72 resolvedID = standardComponentIDs.get(id);
73 if (resolvedID.startsWith("class:"))
75 String className = resolvedID.substring(6);
76 tryLoadComponentClass(className);
77 ComponentProvider componentProvider = componentProviders.get(className);
78 if (componentProvider != null)
79 return componentProvider.create(model, params);
81 // we know id has to start with "file:" here
82 // because standardComponentIDs only contains strings starting with "class:" or "file:"
83 return SubmodelComponentDeserializer.create(model, resolvedID.substring(5));
85 throw new RuntimeException("Could not get component provider for ID " + id);
88 private static void tryLoadComponentClass(String componentClassName)
90 CodeSnippetSupplier.tryInvokeStaticInitializer(componentClassName, "Error loading component class %s: %s\n");
93 public static interface ComponentProvider
95 public GUIComponent create(ViewModelModifiable model, JsonElement params);