/*
 * Copyright 2017 JessYan
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.jess.arms.base;

import android.content.Context;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;

import com.jess.arms.base.delegate.IFragment;
import com.jess.arms.integration.cache.Cache;
import com.jess.arms.integration.cache.CacheType;
import com.jess.arms.integration.lifecycle.FragmentLifecycleable;
import com.jess.arms.mvp.IPresenter;
import com.jess.arms.utils.ArmsUtils;
import com.trello.rxlifecycle2.android.FragmentEvent;

import javax.inject.Inject;

import io.reactivex.subjects.BehaviorSubject;
import io.reactivex.subjects.Subject;

/**
 * ================================================
 * 因为 Java 只能单继承, 所以如果要用到需要继承特定 @{@link Fragment} 的三方库, 那你就需要自己自定义 @{@link Fragment}
 * 继承于这个特定的 @{@link Fragment}, 然后再按照 {@link BaseFragment} 的格式, 将代码复制过去, 记住一定要实现{@link IFragment}
 *
 * @see <a href="https://github.com/JessYanCoding/MVPArms/wiki">请配合官方 Wiki 文档学习本框架</a>
 * @see <a href="https://github.com/JessYanCoding/MVPArms/wiki/UpdateLog">更新日志, 升级必看!</a>
 * @see <a href="https://github.com/JessYanCoding/MVPArms/wiki/Issues">常见 Issues, 踩坑必看!</a>
 * @see <a href="https://github.com/JessYanCoding/ArmsComponent/wiki">MVPArms 官方组件化方案 ArmsComponent, 进阶指南!</a>
 * Created by JessYan on 22/03/2016
 * <a href="mailto:jess.yan.effort@gmail.com">Contact me</a>
 * <a href="https://github.com/JessYanCoding">Follow me</a>
 * ================================================
 */
public abstract class BaseFragment<P extends IPresenter> extends Fragment implements IFragment, FragmentLifecycleable {
    protected final String TAG = this.getClass().getSimpleName();
    private final BehaviorSubject<FragmentEvent> mLifecycleSubject = BehaviorSubject.create();
    private Cache<String, Object> mCache;
    protected Context mContext;
    @Inject
    @Nullable
    protected P mPresenter;//如果当前页面逻辑简单, Presenter 可以为 null

    @NonNull
    @Override
    public synchronized Cache<String, Object> provideCache() {
        if (mCache == null) {
            mCache = ArmsUtils.obtainAppComponentFromContext(getActivity()).cacheFactory().build(CacheType.FRAGMENT_CACHE);
        }
        return mCache;
    }


    @NonNull
    @Override
    public final Subject<FragmentEvent> provideLifecycleSubject() {
        return mLifecycleSubject;
    }

    @Override
    public void onAttach(Context context) {
        super.onAttach(context);
        mContext =context;
    }

    @Nullable
    @Override
    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
        return initView(inflater, container, savedInstanceState);
    }

    @Override
    public void onDetach() {
        super.onDetach();
        mContext = null;
    }

    @Override
    public void onDestroy() {
        super.onDestroy();
        if (mPresenter != null) mPresenter.onDestroy();//释放资源
        this.mPresenter = null;
    }

    /**
     * 是否使用 EventBus
     * Arms 核心库现在并不会依赖某个 EventBus, 要想使用 EventBus, 还请在项目中自行依赖对应的 EventBus
     * 现在支持两种 EventBus, greenrobot 的 EventBus 和畅销书 《Android源码设计模式解析与实战》的作者 何红辉 所作的 AndroidEventBus
     * 确保依赖后, 将此方法返回 true, Arms 会自动检测您依赖的 EventBus, 并自动注册
     * 这种做法可以让使用者有自行选择三方库的权利, 并且还可以减轻 Arms 的体积
     *
     * @return 返回 {@code true} (默认为使用 {@code true}), Arms 会自动注册 EventBus
     */
    @Override
    public boolean useEventBus() {
        return true;
    }

}

@@ -2976,18 +2976,16 @@
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-%0D%0A
     @Non
@@ -3230,16 +3230,17 @@
 ontext =
+ 
 context;
@@ -3494,115 +3494,8 @@
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-    @Override%0D%0A    public void onDetach() %7B%0D%0A        super.onDetach();%0D%0A        mContext = null;%0D%0A    %7D%0D%0A%0D%0A
     
@@ -3665,24 +3665,131 @@
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Improve BaseFragment