package io.gitlab.jfronny.libjf;

import com.google.common.collect.ImmutableMap;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import io.gitlab.jfronny.libjf.config.Config;
import io.gitlab.jfronny.libjf.config.JfConfig;
import net.fabricmc.loader.api.FabricLoader;
import net.fabricmc.loader.api.entrypoint.EntrypointContainer;
import net.fabricmc.loader.api.entrypoint.PreLaunchEntrypoint;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;

import java.lang.reflect.Modifier;
import java.util.HashMap;
import java.util.Map;

public class Libjf implements PreLaunchEntrypoint {
    public static final String MOD_ID = "libjf";
    public static final Logger LOGGER = LogManager.getLogger(MOD_ID);
    public static final Gson GSON = new GsonBuilder()
            .excludeFieldsWithModifiers(Modifier.TRANSIENT)
            .excludeFieldsWithModifiers(Modifier.PRIVATE)
            .setPrettyPrinting()
            .create();
    private static final Map<String, Config> configs = new HashMap<>();

    @Override
    public void onPreLaunch() {
        registerConfig(MOD_ID, ExampleConfig.class);
        for (EntrypointContainer<JfConfig> entrypointContainer : FabricLoader.getInstance().getEntrypointContainers(MOD_ID + ":config", JfConfig.class)) {
            String id = entrypointContainer.getProvider().getMetadata().getId();
            Libjf.registerConfig(id, entrypointContainer.getEntrypoint().getClass());
            Libjf.LOGGER.info("Registering config for " + id);
        }
    }

    public static void registerConfig(String modId, Class<?> config) {
        if (!isRegistered(config))
            configs.put(modId, new Config(modId, config));
    }
    public static Map<String, Config> getConfigs() {
        return ImmutableMap.copyOf(configs);
    }
    public static boolean isRegistered(Class<?> config) {
        for (Config value : configs.values()) {
            if (value.configClass.equals(config))
                return true;
        }
        return false;
    }
}