admin
2021-07-06 abce02c7a61820f5d580f87364d542e817be429c
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package com.tejia.lijin.app.ui.mine;
 
import android.content.SharedPreferences;
import android.graphics.drawable.AnimationDrawable;
import android.os.Bundle;
import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.FrameLayout;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
 
import com.bumptech.glide.Glide;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.reflect.TypeToken;
import com.tejia.lijin.app.ShoppingApplication;
import com.wpc.library.recyclerviewhelper.DividerItemDecoration;
import com.wpc.library.util.common.DimenUtils;
import com.wpc.library.widget.ResizableImageView;
import com.tejia.lijin.app.BasicTextHttpResponseHandler;
import com.tejia.lijin.app.BuXinConstant;
import com.tejia.lijin.app.R;
import com.tejia.lijin.app.ShoppingApi;
import com.tejia.lijin.app.entity.WelfareTicket;
import com.tejia.lijin.app.ui.BaseActivity;
import com.tejia.lijin.app.ui.dialog.ShapeLoadingDialog;
import com.tejia.lijin.app.util.TopStatusSettings;
import com.tejia.lijin.app.util.user.UserUtil;
 
import org.apache.http.Header;
import org.json.JSONObject;
 
import java.util.ArrayList;
import java.util.List;
 
 
/**
 * 福利中心
 */
public class WelfareCenterActivity extends BaseActivity implements View.OnClickListener {
 
    private TextView tv_left, tv_middle;
    private SwipeRefreshLayout srl_welfare_center;
    private RecyclerView rv_welfare_center;
    private FrameLayout fl_content;
    LinearLayout ll_no_ticket;
    ResizableImageView iv_top, iv_top_img;
    int page = 1;
    WelfareCenterAdapter adapter;
    List<WelfareTicket> mList;
 
    private int count = 1;
    private ImageView iv_loading;
    private TextView tv_loading;
    View bottom;
    ShapeLoadingDialog pd = null;
 
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_welfare_center);
        TopStatusSettings.setStatusViewAndDeepColor(this);
        initView();
        SharedPreferences sp = getSharedPreferences("user", MODE_PRIVATE);
        boolean isLogin = sp.getBoolean("isLogin", false);
        if (!isLogin) {
            UserUtil.jumpLogin(WelfareCenterActivity.this);
        }
    }
 
    @Override
    protected void onResume() {
        super.onResume();
        if (BuXinConstant.GO_SCAN) {
            finish();
        }
        getWelfareCenterList();
    }
 
    /*
     初始化View
    */
    private void initView() {
        tv_left = findViewById(R.id.tv_top_bar_left);
        tv_middle = findViewById(R.id.tv_top_bar_middle);
        srl_welfare_center = findViewById(R.id.srl_welfare_center);
        rv_welfare_center = findViewById(R.id.rv_welfare_center);
        ll_no_ticket = findViewById(R.id.ll_no_ticket);
        iv_top_img = findViewById(R.id.iv_top_img);
        fl_content = findViewById(R.id.fl_content);
 
        bottom = LayoutInflater.from(this).inflate(R.layout.item_recyclerview_bottom, null);
        tv_loading = bottom.findViewById(R.id.tv_loading);
        iv_loading = bottom.findViewById(R.id.iv_loading);
        AnimationDrawable animationDrawable = (AnimationDrawable) getResources().getDrawable(
                R.drawable.anim_list_loading);
        iv_loading.setImageDrawable(animationDrawable);
        animationDrawable.start();
//        Glide.with(this).load(R.drawable.gif_loading).into(iv_loading);
        bottom.setVisibility(View.GONE);
 
        tv_middle.setText("福利中心");
 
        LinearLayoutManager manager = new LinearLayoutManager(this);
        rv_welfare_center.setLayoutManager(manager);
        DividerItemDecoration decoration = new DividerItemDecoration();
        decoration.setSize(DimenUtils.dip2px(this, 10));
        rv_welfare_center.addItemDecoration(decoration);
        srl_welfare_center.setColorSchemeColors(getResources().getColor(R.color.theme));
 
        mList = new ArrayList<>();
        adapter = new WelfareCenterAdapter(WelfareCenterActivity.this, mList);
        adapter.setHasStableIds(true);
        rv_welfare_center.setAdapter(adapter);
        iv_top = new ResizableImageView(this);
        adapter.addHeaderView(iv_top);
        adapter.addFooterView(bottom);
 
        srl_welfare_center.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
            @Override
            public void onRefresh() {
                page = 1;
                getWelfareCenterList();
            }
        });
 
        rv_welfare_center.addOnScrollListener(new RecyclerView.OnScrollListener() {
            @Override
            public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
                super.onScrollStateChanged(recyclerView, newState);
                LinearLayoutManager manager = (LinearLayoutManager) recyclerView.getLayoutManager();
                int last = manager.findLastVisibleItemPosition();
                int total = manager.getItemCount();
                if (newState == RecyclerView.SCROLL_STATE_IDLE) {
                    if (last == total - 1 && mList.size() < count) {
                        page++;
                        iv_loading.setVisibility(View.VISIBLE);
                        tv_loading.setText("正在加载更多是数据");
                        getWelfareCenterList();
                    }
                }
            }
 
            @Override
            public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
                super.onScrolled(recyclerView, dx, dy);
            }
        });
 
        tv_left.setOnClickListener(this);
    }
 
    /*
    获取福利中心数据
     */
    private void getWelfareCenterList() {
        if (pd == null) {
            pd = new ShapeLoadingDialog.Builder(this).build();
        }
        if (mList.size() == 0)
            pd.show();
        ShoppingApi.getWelfareCenterList(this, page + "", UserUtil.getUid(ShoppingApplication.application), new BasicTextHttpResponseHandler() {
 
            @Override
            public void onStart() {
                super.onStart();
                if (page > 1) {
                    bottom.setVisibility(View.VISIBLE);
                } else {
                    bottom.setVisibility(View.GONE);
                }
            }
 
            @Override
            public void onSuccessPerfect(int statusCode, Header[] headers, JSONObject jsonObject) throws Exception {
                bottom.setVisibility(View.GONE);
                if (jsonObject.optInt("code") == 0) {
                    Gson gson = new GsonBuilder().excludeFieldsWithoutExposeAnnotation().serializeNulls().create();
                    List<WelfareTicket> list = gson.fromJson(jsonObject.optJSONObject("data")
                                    .optJSONArray("list").toString(),
                            new TypeToken<List<WelfareTicket>>() {
                            }.getType());
                    if (page == 1)
                        mList.clear();
                    mList.addAll(list);
                    adapter.notifyDataSetChanged();
//                    adapter.notifyItemRangeChanged(mList.size(), list.size());//倒序批量刷新列表
                    String topImg = jsonObject.optJSONObject("data").
                            optString("topPicture");
                    count = Integer.parseInt(jsonObject.optJSONObject("data")
                            .optString("count"));
                    Glide.with(WelfareCenterActivity.this).load(topImg).into(iv_top);
                    if (mList.size() > 0 && mList.size() == count) {
                        bottom.setVisibility(View.VISIBLE);
                        iv_loading.setVisibility(View.GONE);
                        tv_loading.setText(getResources().getString(R.string.list_no_more));
                    }
                    ll_no_ticket.setVisibility(mList.size() == 0 ? View.VISIBLE : View.GONE);
                    fl_content.setBackgroundColor(getResources().getColor(R.color.register_gray));
                }
            }
 
            @Override
            public void onFinish() {
                super.onFinish();
                srl_welfare_center.setRefreshing(false);
                if (pd.isShowing())
                    pd.dismiss();
            }
 
            @Override
            public void onFailure(int statusCode, Header[] headers, String responseString, Throwable throwable) {
                super.onFailure(statusCode, headers, responseString, throwable);
                bottom.setVisibility(View.GONE);
                if (mList.size() == 0) {
                    ll_no_ticket.setVisibility(View.VISIBLE);
                    rv_welfare_center.setVisibility(View.GONE);
                } else {
                    ll_no_ticket.setVisibility(View.GONE);
                    rv_welfare_center.setVisibility(View.VISIBLE);
                }
            }
        });
    }
 
    @Override
    public void onClick(View v) {
        switch (v.getId()) {
            case R.id.tv_top_bar_left:
                finish();
        }
    }
}