allow custom name capitalization per context definition

Author: Kaleidox

src/main/java/org/comroid/interaction/adapter/jda/DiscordNameCapitalizer.java

@@ -8,7 +8,7 @@ enum DiscordNameCapitalizer implements NameCapitalizer {
     @Instance INSTANCE;
 
     @Override
-    public Capitalization getCapitalization(ComponentType ignored) {
-        return ignored == ComponentType.TITLE ? Capitalization.Title_Case : Capitalization.lower_hyphen_case;
+    public Capitalization getCapitalization(ComponentType type) {
+        return type == ComponentType.TITLE ? Capitalization.Title_Case : Capitalization.lower_hyphen_case;
     }
 }

src/main/java/org/comroid/interaction/annotation/Interaction.java

@@ -2,6 +2,9 @@
 
 import org.comroid.annotations.internal.Annotations;
 import org.comroid.api.attr.Described;
+import org.comroid.api.func.exc.ThrowingFunction;
+import org.comroid.api.text.Capitalization;
+import org.comroid.interaction.component.NameCapitalizer;
 import org.comroid.interaction.registry.RegistryHelper;
 import org.jspecify.annotations.Nullable;
 
@@ -51,22 +54,33 @@ record Resolved(
     ) implements Interaction, Described {
         public static Resolved of(Element element, @Nullable Element parent) {
             var detached = element.interaction.detached();
-            return new Resolved(RegistryHelper.findName(element).orElseThrow(),
+            var filters = Stream.concat(Arrays.stream(element.interaction.filter()),
+                    Stream.ofNullable(parent)
+                            .filter($ -> !detached)
+                            .filter(Objects::nonNull)
+                            .map(Element::interaction)
+                            .flatMap(it -> Arrays.stream(it.filter()))).toArray(ContextFilter[]::new);
+            var definitions = Stream.concat(Arrays.stream(element.interaction.definitions()),
+                    Stream.ofNullable(parent)
+                            .filter($ -> !detached)
+                            .filter(Objects::nonNull)
+                            .map(Element::interaction)
+                            .flatMap(it -> Arrays.stream(it.definitions()))).toArray(ContextDefinition[]::new);
+            var nameCapitalization = Arrays.stream(definitions)
+                    .filter(def -> def.value().equalsIgnoreCase(NameCapitalizer.CONTEXT_KEY))
+                    .map(ContextDefinition::expr)
+                    .flatMap(Arrays::stream)
+                    .map(ThrowingFunction.fallback(Capitalization::valueOf))
+                    .filter(Objects::nonNull)
+                    .findAny()
+                    .orElse(Capitalization.lowerCamelCase);
+
+            return new Resolved(RegistryHelper.findName(element).map(nameCapitalization::convert).orElseThrow(),
                     RegistryHelper.findDescription(element.annotated).orElse(null),
                     element.interaction.async() || parent != null && parent.interaction.async(),
                     element.interaction.privacy(),
-                    Stream.concat(Arrays.stream(element.interaction.filter()),
-                            Stream.ofNullable(parent)
-                                    .filter($ -> !detached)
-                                    .filter(Objects::nonNull)
-                                    .map(Element::interaction)
-                                    .flatMap(it -> Arrays.stream(it.filter()))).toArray(ContextFilter[]::new),
-                    Stream.concat(Arrays.stream(element.interaction.definitions()),
-                            Stream.ofNullable(parent)
-                                    .filter($ -> !detached)
-                                    .filter(Objects::nonNull)
-                                    .map(Element::interaction)
-                                    .flatMap(it -> Arrays.stream(it.definitions()))).toArray(ContextDefinition[]::new),
+                    filters,
+                    definitions,
                     detached);
         }
 

src/main/java/org/comroid/interaction/component/NameCapitalizer.java

@@ -3,6 +3,8 @@
 import org.comroid.api.text.Capitalization;
 
 public interface NameCapitalizer {
+    String CONTEXT_KEY = "capitalization";
+
     Capitalization getCapitalization(ComponentType type);
 
     enum ComponentType {

src/main/java/org/comroid/interaction/model/InteractionContext.java

@@ -35,12 +35,10 @@ public static InteractionContext.Builder basic(InteractionCore core, String... f
         if (!parts.hasNext()) throw new IllegalStateException("Cannot initialize interaction context; command is empty");
         var part = new String[]{ parts.next() };
 
-        var node = core.getRegistered()
-                .stream()
-                .flatMap(tree -> tree.getNodes().stream())
-                .filter(base -> base.getInteraction().value().equalsIgnoreCase(part[0]))
-                .findAny()
-                .orElseThrow(noSuchCommand(part[0]));
+        var node = core.getRegistered().stream().flatMap(tree -> tree.getNodes().stream()).filter(base -> {
+            var name = base.getInteraction().value();
+            return name.contains(" ") ? name.equalsIgnoreCase(String.join(" ", fullCommand)) : name.equalsIgnoreCase(part[0]);
+        }).findAny().orElseThrow(noSuchCommand(part[0]));
 
         while (parts.hasNext()) {
             if (!(node instanceof ParentNode parent)) break;