package com.atguigu.beijingnews.pager;
import android.content.Context;
import android.graphics.Color;
import android.text.TextUtils;
import android.util.Log;
import android.view.Gravity;
import android.view.View;
import android.widget.TextView;
import android.widget.Toast;
import com.atguigu.baselibrary.CacheUtils;
import com.atguigu.baselibrary.Constants;
import com.atguigu.beijingnews.activity.MainActivity;
import com.atguigu.beijingnews.base.BasePager;
import com.atguigu.beijingnews.base.MenuDetailBasePager;
import com.atguigu.beijingnews.bean.NewsCenterBean;
import com.atguigu.beijingnews.detailpager.InteractMenuDetailPager;
import com.atguigu.beijingnews.detailpager.NewsMenuDetailPager;
import com.atguigu.beijingnews.detailpager.PhotosMenuDetailPager;
import com.atguigu.beijingnews.detailpager.TopicMenuDetailPager;
import com.atguigu.beijingnews.fragment.LeftMenuFragment;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import org.xutils.common.Callback;
import org.xutils.http.RequestParams;
import org.xutils.x;
import java.util.ArrayList;
import java.util.List;
/**
* 作者：尚硅谷-杨光福 on 2017/2/5 15:57
* 微信：yangguangfu520
* QQ号：541433511
* 作用：新闻中心
*/
public class NewsCenterPager extends BasePager {
private ArrayList<MenuDetailBasePager> menuDetailBasePagers;
/**
* 左侧菜单对应的数据
*/
private List<NewsCenterBean.DataBean> dataBeanList;
public NewsCenterPager(Context context) {
super(context);
}
@Override
public void initData() {
super.initData();
Log.e("TAG", "新闻页面加载数据了");
//显示菜单按钮
ib_menu.setVisibility(View.VISIBLE);
//设置标题
tv_title.setText("新闻");
//实例视图
TextView textView = new TextView(mContext);
textView.setTextSize(20);
textView.setGravity(Gravity.CENTER);
textView.setText("新闻中心");
textView.setTextColor(Color.RED);
//和父类的FrameLayout结合
fl_main.addView(textView);
String saveJson = CacheUtils.getString(mContext, Constants.NEWSCENTER_PAGER_URL);//""
if(!TextUtils.isEmpty(saveJson)){
processData(saveJson);
}
// if(saveJson != null){
// //能进来
// processData(saveJson);
// }
//联网请求
getDataFromNet();
}
/**
* 联网请求数据
*/
private void getDataFromNet() {
RequestParams params = new RequestParams(Constants.NEWSCENTER_PAGER_URL);
x.http().get(params, new Callback.CommonCallback<String>() {
@Override
public void onSuccess(String result) {
CacheUtils.putString(mContext,Constants.NEWSCENTER_PAGER_URL,result);
Log.e("TAG", "请求成功=="+result);
processData(result);
}
@Override
public void onError(Throwable ex, boolean isOnCallback) {
Log.e("TAG", "请求失败==" + ex.getMessage());
}
@Override
public void onCancelled(CancelledException cex) {
Log.e("TAG", "onCancelled==" + cex.getMessage());
}
@Override
public void onFinished() {
Log.e("TAG", "onFinished==");
}
});
}
/**
* 解析数据
* 绑定数据
*
* @param json
*/
private void processData(String json) {
//1.解析数据：手动解析（用系统的Api解析）和第三方解析json的框架（Gson,fastjson）
// Gson gson = new Gson();
// NewsCenterBean centerBean = new Gson().fromJson(json, NewsCenterBean.class);
NewsCenterBean centerBean = paraseJson(json);
dataBeanList = centerBean.getData();
Log.e("TAG", "新闻中心解析成功=" + dataBeanList.get(0).getChildren().get(0).getTitle());
//把新闻中心的数据传递给左侧菜单
MainActivity mainActivity = (MainActivity) mContext;
//得到左侧菜单
LeftMenuFragment leftMunuFragment = mainActivity.getLeftMenuFragment();
//2.绑定数据
menuDetailBasePagers = new ArrayList<>();
menuDetailBasePagers.add(new NewsMenuDetailPager(mainActivity,dataBeanList.get(0)));//新闻详情页面
menuDetailBasePagers.add(new TopicMenuDetailPager(mainActivity,dataBeanList.get(0)));//专题详情页面
menuDetailBasePagers.add(new PhotosMenuDetailPager(mainActivity,dataBeanList.get(2)));//组图详情页面
menuDetailBasePagers.add(new InteractMenuDetailPager(mainActivity));//互动详情页面
//调用LeftMunuFragment的setData
leftMunuFragment.setData(dataBeanList);
// switchPager(0);
}
/**
* 手动解析json数据使用系统的api
* @param json
* @return
*/
private NewsCenterBean paraseJson(String json) {
NewsCenterBean centerBean = new NewsCenterBean();
try {
JSONObject jsonObject = new JSONObject(json);
int retcode = jsonObject.optInt("retcode");
centerBean.setRetcode(retcode);
JSONArray data = jsonObject.optJSONArray("data");
//数据集合
List<NewsCenterBean.DataBean> dataBeans = new ArrayList<>();
centerBean.setData(dataBeans);
for (int i = 0; i < data.length(); i++) {
JSONObject itemObject = (JSONObject) data.get(i);
if (itemObject != null) {
//集合装数据
NewsCenterBean.DataBean itemBean = new NewsCenterBean.DataBean();
dataBeans.add(itemBean);
int id = itemObject.optInt("id");
itemBean.setId(id);
String title = itemObject.optString("title");
itemBean.setTitle(title);
int type = itemObject.optInt("type");
itemBean.setType(type);
String url = itemObject.optString("url");
itemBean.setUrl(url);
String url1 = itemObject.optString("url1");
itemBean.setUrl1(url1);
String excurl = itemObject.optString("excurl");
itemBean.setExcurl(excurl);
String dayurl = itemObject.optString("dayurl");
itemBean.setDayurl(dayurl);
String weekurl = itemObject.optString("weekurl");
itemBean.setDayurl(weekurl);
JSONArray children = itemObject.optJSONArray("children");
if (children != null && children.length() > 0) {
//设置children的数据
List<NewsCenterBean.DataBean.ChildrenBean> childrenBeans = new ArrayList<>();
itemBean.setChildren(childrenBeans);
for (int j = 0; j < children.length(); j++) {
NewsCenterBean.DataBean.ChildrenBean childrenBean = new NewsCenterBean.DataBean.ChildrenBean();
//添加到集合中
childrenBeans.add(childrenBean);
JSONObject childenObje = (JSONObject) children.get(j);
int idc = childenObje.optInt("id");
childrenBean.setId(idc);
String titlec = childenObje.optString("title");
childrenBean.setTitle(titlec);
int typec = childenObje.optInt("type");
childrenBean.setType(typec);
String urlc = childenObje.optString("url");
childrenBean.setUrl(urlc);
}
}
}
}
} catch (JSONException e) {
e.printStackTrace();
}
return centerBean;
}
/**
* 更加位置切换到不同的详情页面
*
* @param prePosition
*/
public void switchPager(int prePosition) {
//设置标题
tv_title.setText(dataBeanList.get(prePosition).getTitle());
if(prePosition < menuDetailBasePagers.size()){
MenuDetailBasePager menuDetailBasePager = menuDetailBasePagers.get(prePosition);
//调用
menuDetailBasePager.initData();
//视图
View rootView = menuDetailBasePager.rootView;
fl_main.removeAllViews();//移除之前的
fl_main.addView(rootView);
if(prePosition ==2){
//组图
ib_swich_list_gird.setVisibility(View.VISIBLE);
ib_swich_list_gird.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
PhotosMenuDetailPager photosMenuDetailPager = (PhotosMenuDetailPager) menuDetailBasePagers.get(2);
photosMenuDetailPager.swichListGrid(ib_swich_list_gird);
}
});
}else{
//其他
ib_swich_list_gird.setVisibility(View.GONE);
}
}else{
Toast.makeText(mContext, "该页面暂时未实现", Toast.LENGTH_SHORT).show();
}
}
}