assistant-android/app/src/main/java/com/gh/gamecenter/StrategyActivity.java

package com.gh.gamecenter;

import android.animation.Animator;
import android.graphics.drawable.ColorDrawable;
import android.os.Bundle;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.text.TextUtils;
import android.view.KeyEvent;
import android.view.View;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.PopupWindow;
import android.widget.RelativeLayout;
import android.widget.TextView;

import com.gh.base.BaseActivity;
import com.gh.common.util.MeasureHeightLayoutManager;
import com.gh.gamecenter.adapter.StrategyAdapter;
import com.gh.gamecenter.adapter.StrategyDialogAdapter;
import com.gh.gamecenter.db.info.ConcernInfo;
import com.gh.gamecenter.manager.ConcernManager;
import com.jakewharton.rxbinding.view.RxView;

import java.util.List;
import java.util.concurrent.TimeUnit;

import butterknife.BindView;
import rx.functions.Action1;

/**
 * Created by khy on 2016/12/5.
 *
 */
public class StrategyActivity extends BaseActivity implements StrategyDialogAdapter.OnStrategyDialogCallBackListener{

    @BindView(R.id.strategy_game_name) TextView mGameName;
    @BindView(R.id.strategy_select_game_rl) RelativeLayout mSelectGameRl;
    @BindView(R.id.strategy_rv) RecyclerView mStrategyRv;
    @BindView(R.id.popup_bg) View popupBg;
    @BindView(R.id.reuse_none_data) LinearLayout mNoData;

    private StrategyAdapter mStrategyAdapter;

    private PopupWindow mPopupWindow;

    private static int mDialogGamePosition = -1;
    private static String gameId;
    private static String gameName;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        View contentView = View.inflate(this, R.layout.activity_strategy, null);
        init(contentView, "攻略");

        mStrategyAdapter = new StrategyAdapter(this, gameId, mNoData);
        final LinearLayoutManager layoutManager = new LinearLayoutManager(this);
        mStrategyRv.setLayoutManager(layoutManager);
        mStrategyRv.setAdapter(mStrategyAdapter);

        mStrategyRv.setOnScrollListener(new RecyclerView.OnScrollListener() {
            @Override
            public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
                super.onScrollStateChanged(recyclerView, newState);
                if(layoutManager.findLastVisibleItemPosition() + 1 == mStrategyAdapter.getItemCount()
                        && newState == RecyclerView.SCROLL_STATE_IDLE && mStrategyAdapter.isCanLoading()) {
                    mStrategyAdapter.addList(mStrategyAdapter.getItemCount()-1);
                }
            }
        });

        ConcernManager concernManager = new ConcernManager(this);
        List<ConcernInfo> concernGame = concernManager.getConcernGame();
        if (concernGame.size() >1 || (concernGame.size() == 1
                && !concernGame.get(0).getId().equals("5618b86e8ab49e17088b4575"))) {
            mSelectGameRl.setVisibility(View.VISIBLE);
        }

        if (!TextUtils.isEmpty(gameName)) {
            mGameName.setText(gameName);
        }

        // 防抖处理
        RxView.clicks(mSelectGameRl)
                .throttleFirst(1, TimeUnit.SECONDS)
                .subscribe(new Action1<Void>() {
                    @Override
                    public void call(Void aVoid) {
                        OnSelectGameClickListener();
                    }
                });
    }

    public void OnSelectGameClickListener() {
        isShowPopupBg(true);

        View contentView = View.inflate(this, R.layout.dialog_strategy_select_game, null);
        RecyclerView selectGameRv = (RecyclerView) contentView.findViewById(R.id.dialog_strategy_select_game_rv);
        ImageView selectIcon = (ImageView) contentView.findViewById(R.id.dialog_strategy_select_game_icon);
        RelativeLayout allGameRl = (RelativeLayout) contentView.findViewById(R.id.dialog_strategy_select_game_rl);

        allGameRl.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                mGameName.setText("全部游戏");
                mDialogGamePosition = -1;
                gameId = null;
                isShowPopupBg(false);
                mStrategyAdapter = new StrategyAdapter(StrategyActivity.this, gameId, mNoData);
                mStrategyRv.setAdapter(mStrategyAdapter);
            }
        });

        if (mDialogGamePosition == -1) {
            selectIcon.setImageResource(R.drawable.strategy_game_select);
        } else {
            selectIcon.setImageDrawable(new ColorDrawable(0));
        }

        selectGameRv.setLayoutManager(new MeasureHeightLayoutManager(this));
        selectGameRv.setAdapter(new StrategyDialogAdapter(this, mDialogGamePosition));

        mPopupWindow = new PopupWindow(contentView, LinearLayout.LayoutParams.MATCH_PARENT
                , LinearLayout.LayoutParams.MATCH_PARENT, true);
        mPopupWindow.setAnimationStyle(R.style.scale_popwindow_anim_style);
        mPopupWindow.showAtLocation(mSelectGameRl, 0, 0, 0);

        selectGameRv.setOnKeyListener(new View.OnKeyListener() {
            @Override
            public boolean onKey(View v, int keyCode, KeyEvent event) {
                if (keyCode == KeyEvent.KEYCODE_BACK
                        && event.getRepeatCount() == 0
                        && mPopupWindow != null
                        && mPopupWindow.isShowing()) {
                    isShowPopupBg(false);
                }
                return false;
            }
        });

        contentView.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                isShowPopupBg(false);
            }
        });
    }

    public void isShowPopupBg(boolean isShow) {
        if(isShow) {
            popupBg.setVisibility(View.VISIBLE);
            popupBg.animate()
                    .alpha(1f)
                    .setDuration(300)
                    .setListener(null);
        } else {
            mPopupWindow.dismiss();
            popupBg.animate()
                    .alpha(0f)
                    .setDuration(300)
                    .setListener(new Animator.AnimatorListener() {
                @Override
                public void onAnimationStart(Animator animation) {

                }

                @Override
                public void onAnimationEnd(Animator animation) {
                    popupBg.setVisibility(View.GONE);
                }

                @Override
                public void onAnimationCancel(Animator animation) {

                }

                @Override
                public void onAnimationRepeat(Animator animation) {

                }

            });
        }

    }

    public boolean selectRlIsVisible() {
        return mSelectGameRl.getVisibility() == View.VISIBLE;
    }

    @Override
    public void selectPosition(int position, ConcernInfo concernInfo) {
        gameId = concernInfo.getId();
        gameName = concernInfo.getGameName();
        mNoData.setVisibility(View.GONE);
        mDialogGamePosition = position;

        mGameName.setText(gameName);
        isShowPopupBg(false);

        mStrategyAdapter = new StrategyAdapter(this, gameId, mNoData);
        mStrategyRv.setAdapter(mStrategyAdapter);
    }
}