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package com.taobao.weex;

import android.os.Looper;
import android.support.annotation.NonNull;
import android.text.TextUtils;

import com.taobao.weex.adapter.DefaultWXHttpAdapter;
import com.taobao.weex.adapter.IWXDebugAdapter;
import com.taobao.weex.adapter.IWXHttpAdapter;
import com.taobao.weex.adapter.IWXImgLoaderAdapter;
import com.taobao.weex.adapter.IWXUserTrackAdapter;
import com.taobao.weex.appfram.navigator.IActivityNavBarSetter;
import com.taobao.weex.appfram.storage.DefaultWXStorage;
import com.taobao.weex.appfram.storage.IWXStorageAdapter;
import com.taobao.weex.bridge.WXBridgeManager;
import com.taobao.weex.bridge.WXModuleManager;
import com.taobao.weex.common.WXRefreshData;
import com.taobao.weex.common.WXRuntimeException;
import com.taobao.weex.dom.WXDomManager;
import com.taobao.weex.ui.WXRenderManager;
import com.taobao.weex.utils.WXLogUtils;
import com.taobao.weex.utils.WXUtils;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.atomic.AtomicInteger;

/**
 * Manger class for weex context.
 */
public class WXSDKManager {

  private static WXSDKManager sManager;
  private static AtomicInteger sInstanceId = new AtomicInteger(0);
  private final WXDomManager mWXDomManager;
  private WXBridgeManager mBridgeManager;
  private WXRenderManager mWXRenderManager;

  private IWXUserTrackAdapter mIWXUserTrackAdapter;
  private IWXImgLoaderAdapter mIWXImgLoaderAdapter;
  private IWXHttpAdapter mIWXHttpAdapter;
  private IWXDebugAdapter mIWXDebugAdapter;
  private IActivityNavBarSetter mActivityNavBarSetter;

  private IWXStorageAdapter mIWXStorageAdapter;

  private WXSDKManager() {
    mWXRenderManager = new WXRenderManager();
    mWXDomManager = new WXDomManager(mWXRenderManager);
    mBridgeManager = WXBridgeManager.getInstance();
  }

  public static WXSDKManager getInstance() {
    if (sManager == null) {
      synchronized (WXSDKManager.class) {
        if(sManager == null) {
          sManager = new WXSDKManager();
        }
      }
    }
    return sManager;
  }

  public IActivityNavBarSetter getActivityNavBarSetter() {
    return mActivityNavBarSetter;
  }

  public void setActivityNavBarSetter(IActivityNavBarSetter mActivityNavBarSetter) {
    this.mActivityNavBarSetter = mActivityNavBarSetter;
  }

  public void restartBridge() {
    mBridgeManager.restart();
  }

  public WXDomManager getWXDomManager() {
    return mWXDomManager;
  }

  public WXBridgeManager getWXBridgeManager() {
    return mBridgeManager;
  }

  public WXRenderManager getWXRenderManager() {
    return mWXRenderManager;
  }

  public WXSDKInstance getSDKInstance(String instanceId) {
    return mWXRenderManager.getWXSDKInstance(instanceId);
  }

  public void postOnUiThread(Runnable runnable, long delayMillis) {
    mWXRenderManager.postOnUiThread(runnable, delayMillis);
  }

  public void destroy() {
    if (mWXDomManager != null) {
      mWXDomManager.destroy();
    }
  }

  public void callback(String instanceId, String funcId, Map<String, Object> data) {
    mBridgeManager.callback(instanceId, funcId, data);
  }

  public void initScriptsFramework(String framework) {
    mBridgeManager.initScriptsFramework(framework);
  }

  public void registerComponents(ArrayList<Map<String, String>> components) {
    mBridgeManager.registerComponents(components);
  }

  public void registerModules(Map<String, Object> modules) {
    mBridgeManager.registerModules(modules);
  }

  public void fireEvent(final String instanceId, String ref, String type) {
    fireEvent(instanceId, ref, type, new HashMap<String, Object>());
  }

  /**
   * FireEvent back to JS
   */
  public void fireEvent(final String instanceId, String ref, String type, Map<String, Object> params){
    fireEvent(instanceId,ref,type,params,null);
  }

  public void fireEvent(final String instanceId, String ref, String type, Map<String, Object> params,Map<String,Object> domChanges) {
    if (WXEnvironment.isApkDebugable() && Looper.getMainLooper().getThread().getId() != Thread.currentThread().getId()) {
      throw new WXRuntimeException("[WXSDKManager]  fireEvent error");
    }
    mBridgeManager.fireEvent(instanceId, ref, type, params,domChanges);
  }

  void createInstance(WXSDKInstance instance, String code, Map<String, Object> options, String jsonInitData) {
    mWXRenderManager.createInstance(instance);
    mBridgeManager.createInstance(instance.getInstanceId(), code, options, jsonInitData);
  }

  void refreshInstance(String instanceId, WXRefreshData jsonData) {
    mBridgeManager.refreshInstance(instanceId, jsonData);
  }

  void destroyInstance(String instanceId) {
    if (TextUtils.isEmpty(instanceId)) {
      return;
    }
    if (!WXUtils.isUiThread()) {
      throw new WXRuntimeException("[WXSDKManager] destroyInstance error");
    }
    mWXRenderManager.removeRenderStatement(instanceId);
    mWXDomManager.removeDomStatement(instanceId);
    mBridgeManager.destroyInstance(instanceId);
    WXModuleManager.destroyInstanceModules(instanceId);
  }

  String generateInstanceId() {
    return String.valueOf(sInstanceId.incrementAndGet());
  }

  public IWXUserTrackAdapter getIWXUserTrackAdapter() {
    return mIWXUserTrackAdapter;
  }

  void setIWXUserTrackAdapter(IWXUserTrackAdapter IWXUserTrackAdapter) {
    mIWXUserTrackAdapter = IWXUserTrackAdapter;
  }

  public IWXImgLoaderAdapter getIWXImgLoaderAdapter() {
    return mIWXImgLoaderAdapter;
  }

  void setIWXImgLoaderAdapter(IWXImgLoaderAdapter IWXImgLoaderAdapter) {
    if(IWXImgLoaderAdapter==null){
      throw new NullPointerException("image adapter is null!");
    }
    mIWXImgLoaderAdapter = IWXImgLoaderAdapter;
  }


  public @NonNull IWXHttpAdapter getIWXHttpAdapter() {
    if (mIWXHttpAdapter == null) {
      mIWXHttpAdapter = new DefaultWXHttpAdapter();
    }
    return mIWXHttpAdapter;
  }

  void setIWXHttpAdapter(IWXHttpAdapter IWXHttpAdapter) {
    mIWXHttpAdapter = IWXHttpAdapter;
  }
  public IWXDebugAdapter getIWXDebugAdapter() {
    return mIWXDebugAdapter;
  }

  public void setIWXDebugAdapter(IWXDebugAdapter IWXDebugAdapter) {
    mIWXDebugAdapter = IWXDebugAdapter;
  }

  void setIWXStorageAdapter(IWXStorageAdapter storageAdapter){
    this.mIWXStorageAdapter = storageAdapter;
  }

  public IWXStorageAdapter getIWXStorageAdapter(){
    if(mIWXStorageAdapter == null){
      if(WXEnvironment.sApplication != null){
        mIWXStorageAdapter = new DefaultWXStorage(WXEnvironment.sApplication);
      }else{
        WXLogUtils.e("WXStorageModule", "No Application context found,you should call WXSDKEngine#initialize() method in your application");
      }
    }
    return mIWXStorageAdapter;
  }


}
