DiscordInteraction.java

package io.archon.discord;

import io.archon.discord.api.Interaction;
import io.archon.discord.api.interactions.*;
import io.archon.web.other.GsonInstance;

public class DiscordInteraction {

    private static <T> T dataToType(Object dataObj, Class<T> type) {
        String json = dataObj == null ? "" : GsonInstance.normal().toJson(dataObj);
        return GsonInstance.normal().fromJson(json, type);
    }

    public static void handle(String json, Handler handler) {
        Interaction interaction = GsonInstance.normal().fromJson(json, Interaction.class);

        Object data = interaction.getData(); // this will end up being parsed as a map by default

        switch(interaction.getType()) {
            case 1 -> handler.handle(interaction, dataToType(data, Ping.class));
            case 2 -> handler.handle(interaction, dataToType(data, ApplicationCommand.class));
            case 3 -> handler.handle(interaction, dataToType(data, MessageComponent.class));
            case 4 -> handler.handle(interaction, dataToType(data, ApplicationCommandAutoComplete.class));
            case 5 -> handler.handle(interaction, dataToType(data, ModalSubmit.class));
            default -> handler.unknown(interaction);
        }

    }

    public interface Handler {
        default void handle(Interaction interaction, Ping ping) {}
        default void handle(Interaction interaction, ApplicationCommand command) {}
        default void handle(Interaction interaction, MessageComponent message) {}
        default void handle(Interaction interaction, ApplicationCommandAutoComplete autoComplete) {}
        default void handle(Interaction interaction, ModalSubmit modalSubmit) {}
        default void unknown(Interaction interaction) {}
    }

}