package com.mojang.realmsclient.dto;

import com.google.gson.JsonArray;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.mojang.realmsclient.util.JsonUtils;
import java.util.Objects;
import net.fabricmc.api.EnvType;
import net.fabricmc.api.Environment;
import net.minecraft.client.resources.language.I18n;
import net.minecraft.network.chat.Component;
import org.jspecify.annotations.Nullable;

@Environment(EnvType.CLIENT)
public class RealmsText {
	private static final String TRANSLATION_KEY = "translationKey";
	private static final String ARGS = "args";
	private final String translationKey;
	@Nullable
	private final String[] args;

	private RealmsText(final String translationKey, @Nullable final String[] args) {
		this.translationKey = translationKey;
		this.args = args;
	}

	public Component createComponent(final Component fallback) {
		return (Component)Objects.requireNonNullElse(this.createComponent(), fallback);
	}

	@Nullable
	public Component createComponent() {
		if (!I18n.exists(this.translationKey)) {
			return null;
		} else {
			return this.args == null ? Component.translatable(this.translationKey) : Component.translatable(this.translationKey, this.args);
		}
	}

	public static RealmsText parse(final JsonObject jsonObject) {
		String translationKey = JsonUtils.getRequiredString("translationKey", jsonObject);
		JsonElement argsJsonElement = jsonObject.get("args");
		String[] args;
		if (argsJsonElement != null && !argsJsonElement.isJsonNull()) {
			JsonArray argsJsonArray = argsJsonElement.getAsJsonArray();
			args = new String[argsJsonArray.size()];

			for (int i = 0; i < argsJsonArray.size(); i++) {
				args[i] = argsJsonArray.get(i).getAsString();
			}
		} else {
			args = null;
		}

		return new RealmsText(translationKey, args);
	}

	public String toString() {
		return this.translationKey;
	}
}