package com.thebrokenrail.scriptcraft.core;

import com.thebrokenrail.scriptcraft.core.quickjs.JSException;
import com.thebrokenrail.scriptcraft.core.quickjs.QuickJSNative;
import com.thebrokenrail.scriptcraft.core.quickjs.QuickJSManager;
import com.thebrokenrail.scriptcraft.core.util.Bridge;
import com.thebrokenrail.scriptcraft.core.util.ScriptCraftEntryPoint;
import net.fabricmc.api.ModInitializer;
import net.fabricmc.loader.api.FabricLoader;

import java.util.HashMap;
import java.util.List;

@SuppressWarnings("unused")
public class ScriptCraftCore implements ModInitializer {
    private static final HashMap<String, Bridge> bridges = new HashMap<>();

    public static void addBridge(String name, Bridge bridge) {
        bridges.put(name, bridge);
    }

    public static Object useBridgeNative(String name, Object... args) {
        QuickJSManager.Task task = new QuickJSManager.Task() {
            @Override
            protected Object run(QuickJSNative quickjs) {
                if (bridges.containsKey(name)) {
                    return bridges.get(name).use(args);
                } else {
                    throw new RuntimeException("Invalid Bridge: '" + name + '\'');
                }
            }
        };
        return QuickJSManager.sendTaskFromQuickJS(task);
    }

    public static Object useBridge(String method, Object... args) {
        QuickJSManager.Task task = new QuickJSManager.Task() {
            @Override
            protected Object run(QuickJSNative quickjs) throws JSException {
                return quickjs.bridge(method, args);
            }
        };
        return QuickJSManager.sendTaskToQuickJS(task);
    }

    public static final String NAMESPACE = "scriptcraft";

    @Override
    public void onInitialize() {
        QuickJSManager.init(new QuickJSManager.Task() {
            @Override
            protected Object run(QuickJSNative quickjs) {
                List<ScriptCraftEntryPoint> mods = FabricLoader.getInstance().getEntrypoints(NAMESPACE, ScriptCraftEntryPoint.class);
                for (ScriptCraftEntryPoint mod : mods) {
                    mod.registerBridges();
                }
                for (ScriptCraftEntryPoint mod : mods) {
                    quickjs.run(mod.getEntryPoint());
                }
                return null;
            }
        });
    }
}