段子 - 代码天地

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".MainActivity">

<FrameLayout
android:id="@+id/fl"
android:layout_width="match_parent"
android:layout_height="match_parent"
/>

</LinearLayout>

fragment_duanzi.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical">

<RelativeLayout
android:layout_width="match_parent"
android:layout_height="50dp"
android:background="#FF1ABFD9">

<ImageView
android:layout_width="40dp"
android:layout_height="40dp"
android:layout_centerVertical="true"
android:background="@drawable/user_icon"/>

<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerInParent="true"
android:layout_centerVertical="true"
android:text="段子"/>

<ImageView
android:layout_width="40dp"
android:layout_height="40dp"
android:layout_alignParentRight="true"
android:layout_centerVertical="true"
android:background="@drawable/edit_icon"/>

</RelativeLayout>

<com.jcodecraeer.xrecyclerview.XRecyclerView
android:id="@+id/xrl"
android:layout_width="match_parent"
android:layout_height="match_parent"></com.jcodecraeer.xrecyclerview.XRecyclerView>

</LinearLayout>

xrv_layout.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:fresco="http://schemas.android.com/apk/res-auto"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical">

<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal">

<com.facebook.drawee.view.SimpleDraweeView
android:id="@+id/img"
android:layout_width="70dp"
android:layout_height="70dp"
android:layout_margin="3dp"
fresco:roundAsCircle="true" />

<LinearLayout
android:layout_width="100dp"
android:layout_height="match_parent"
android:layout_margin="3dp"
android:orientation="vertical">

<TextView
android:id="@+id/tv_name"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="123"
android:textColor="#f00"
android:textSize="16sp" />

<TextView
android:id="@+id/tv_time"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="123"
android:textSize="16sp" />

</LinearLayout>

<ImageView
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_gravity="center_vertical"
android:layout_marginLeft="150dp"
android:src="@drawable/add_icon" />

</LinearLayout>

<com.facebook.drawee.view.SimpleDraweeView
android:id="@+id/img_xia"
android:layout_width="match_parent"
android:layout_height="200dp" />

</LinearLayout>

app包

MyApp类名

public class MyApp extends Application {

private static DaoSession daoSession;

@Override
public void onCreate() {
super.onCreate();
Fresco.initialize(this);
DaoMaster.DevOpenHelper devOpenHelper = new DaoMaster.DevOpenHelper(this, "baway.db");
DaoMaster daoMaster = new DaoMaster(devOpenHelper.getWritableDb());
daoSession = daoMaster.newSession();
}

public static DaoSession getDaoSession() {
return daoSession;
}
}

adapter包

DuanziAdapter类

public class DuanziAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {
private Context context;
private List<DuanziBean.DataBean> list;
private LayoutInflater inflater;

public DuanziAdapter(Context context, List<DuanziBean.DataBean> list) {
this.context = context;
this.list = list;
inflater = LayoutInflater.from(context);
}

@NonNull
@Override
public RecyclerView.ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
View view = inflater.inflate(R.layout.xrv_layout, parent, false);
return new MyViewHolder(view);
}

@Override
public void onBindViewHolder(@NonNull RecyclerView.ViewHolder holder, int position) {
DuanziBean.DataBean dataBean = list.get(position);
MyViewHolder myViewHolder = (MyViewHolder) holder;
String imgUrls = (String) dataBean.getImgUrls();
String imgUrl = "";
if (!TextUtils.isEmpty(imgUrls)) {
imgUrl = imgUrls.split("\\|")[0];
}
myViewHolder.iv.setImageURI(imgUrl);
myViewHolder.tvName.setText(dataBean.getUser().getNickname() + "");
myViewHolder.tvTime.setText(dataBean.getCreateTime());
}

@Override
public int getItemCount() {
return list.size();
}

private class MyViewHolder extends RecyclerView.ViewHolder {

private final SimpleDraweeView iv;
private final TextView tvName;
private final TextView tvTime;

public MyViewHolder(View itemView) {
super(itemView);
iv = itemView.findViewById(R.id.img);
tvName = itemView.findViewById(R.id.tv_name);
tvTime = itemView.findViewById(R.id.tv_time);
}
}

public void refresh(List<DuanziBean.DataBean> tempList) {
//清楚原先集合里的内容
this.list.clear();
this.list.addAll(tempList);
notifyDataSetChanged();
}

public void loadMore(List<DuanziBean.DataBean> tempList) {
this.list.addAll(tempList);
notifyDataSetChanged();
}

public int getListNum(){
return this.list.size();
}
}

bean包

MyDataBean类

@Entity
public class MyDataBean {
@Id
private Long id;
@Property
private String commentNum;
@Property
private String content;
@Property
private String createTime;
@Property
private String imgUrls;
@Property
private int jid;
@Property
private String praiseNum;
@Property
private String shareNum;
@Property
private int uid;
@Property
private String age;
@Property
private String fans;
@Property
private boolean follow;
@Property
private String icon;
@Property
private String nickname;
@Generated(hash = 1891157934)
public MyDataBean(Long id, String commentNum, String content, String createTime,
String imgUrls, int jid, String praiseNum, String shareNum, int uid,
String age, String fans, boolean follow, String icon, String nickname) {
this.id = id;
this.commentNum = commentNum;
this.content = content;
this.createTime = createTime;
this.imgUrls = imgUrls;
this.jid = jid;
this.praiseNum = praiseNum;
this.shareNum = shareNum;
this.uid = uid;
this.age = age;
this.fans = fans;
this.follow = follow;
this.icon = icon;
this.nickname = nickname;
}
@Generated(hash = 650128772)
public MyDataBean() {
}
public Long getId() {
return this.id;
}
public void setId(Long id) {
this.id = id;
}
public String getCommentNum() {
return this.commentNum;
}
public void setCommentNum(String commentNum) {
this.commentNum = commentNum;
}
public String getContent() {
return this.content;
}
public void setContent(String content) {
this.content = content;
}
public String getCreateTime() {
return this.createTime;
}
public void setCreateTime(String createTime) {
this.createTime = createTime;
}
public String getImgUrls() {
return this.imgUrls;
}
public void setImgUrls(String imgUrls) {
this.imgUrls = imgUrls;
}
public int getJid() {
return this.jid;
}
public void setJid(int jid) {
this.jid = jid;
}
public String getPraiseNum() {
return this.praiseNum;
}
public void setPraiseNum(String praiseNum) {
this.praiseNum = praiseNum;
}
public String getShareNum() {
return this.shareNum;
}
public void setShareNum(String shareNum) {
this.shareNum = shareNum;
}
public int getUid() {
return this.uid;
}
public void setUid(int uid) {
this.uid = uid;
}
public String getAge() {
return this.age;
}
public void setAge(String age) {
this.age = age;
}
public String getFans() {
return this.fans;
}
public void setFans(String fans) {
this.fans = fans;
}
public boolean getFollow() {
return this.follow;
}
public void setFollow(boolean follow) {
this.follow = follow;
}
public String getIcon() {
return this.icon;
}
public void setIcon(String icon) {
this.icon = icon;
}
public String getNickname() {
return this.nickname;
}
public void setNickname(String nickname) {
this.nickname = nickname;
}

}

DuanziBean

public class DuanziBean {

/**
* msg : 获取段子列表成功
* code : 0
* data : [{"commentNum":null,"content":"是王旭阳二百五","createTime":"2018-05-14T19:10:04","imgUrls":null,"jid":2622,
* "praiseNum":null,"shareNum":null,"uid":11196,"user":{"age":null,"fans":"null","follow":false,"icon":null,
* "nickname":null,"praiseNum":"null"}},{"commentNum":null,"content":"王旭阳，怎么这么帅",
* "createTime":"2018-05-14T15:40:31","imgUrls":null,"jid":2621,"praiseNum":null,"shareNum":null,"uid":11196,
* "user":{"age":null,"fans":"null","follow":false,"icon":null,"nickname":null,"praiseNum":"null"}},
* {"commentNum":null,"content":"我觉得王旭阳好帅啊","createTime":"2018-05-14T15:37:40","imgUrls":null,"jid":2620,
* "praiseNum":null,"shareNum":null,"uid":11196,"user":{"age":null,"fans":"null","follow":false,"icon":null,
* "nickname":null,"praiseNum":"null"}},{"commentNum":null,"content":"我是王旭阳，和我玩贪玩蓝月，是兄弟，就打王旭阳",
* "createTime":"2018-05-14T15:34:51","imgUrls":null,"jid":2619,"praiseNum":null,"shareNum":null,"uid":11196,
* "user":{"age":null,"fans":"null","follow":false,"icon":null,"nickname":null,"praiseNum":"null"}},
* {"commentNum":null,"content":"\"fdfdsf\"","createTime":"2018-05-11T14:35:56","imgUrls":null,"jid":2618,
* "praiseNum":null,"shareNum":null,"uid":12025,"user":{"age":null,"fans":"null","follow":false,"icon":null,
* "nickname":"踩电门的猫","praiseNum":"null"}},{"commentNum":null,"content":"我是孙晶",
* "createTime":"2018-05-11T10:50:29","imgUrls":"https://www.zhaoapi
* .cn/images/quarter/1526007029403Screenshot_2018-03-19-13-23-00.png","jid":2617,"praiseNum":null,
* "shareNum":null,"uid":12509,"user":{"age":null,"fans":"null","follow":false,"icon":"https://www.zhaoapi
* .cn/images/1523839244885crop_photo.jpg","nickname":"%E5%BC%A0%E9%9C%B2","praiseNum":"null"}},
* {"commentNum":null,"content":"我是孙晶","createTime":"2018-05-11T10:49:59","imgUrls":"https://www.zhaoapi
* .cn/images/quarter/1526006999590Screenshot_2018-03-19-13-23-00.png","jid":2616,"praiseNum":null,
* "shareNum":null,"uid":12509,"user":{"age":null,"fans":"null","follow":false,"icon":"https://www.zhaoapi
* .cn/images/1523839244885crop_photo.jpg","nickname":"%E5%BC%A0%E9%9C%B2","praiseNum":"null"}},
* {"commentNum":null,"content":"\"fdfdsf\"","createTime":"2018-05-11T10:44:10","imgUrls":null,"jid":2615,
* "praiseNum":null,"shareNum":null,"uid":12025,"user":{"age":null,"fans":"null","follow":false,"icon":null,
* "nickname":"踩电门的猫","praiseNum":"null"}},{"commentNum":null,"content":"\"fdfdsf\"",
* "createTime":"2018-05-11T10:31:14","imgUrls":null,"jid":2614,"praiseNum":null,"shareNum":null,"uid":12025,
* "user":{"age":null,"fans":"null","follow":false,"icon":null,"nickname":"踩电门的猫","praiseNum":"null"}},
* {"commentNum":null,"content":"\"fdfdsf\"","createTime":"2018-05-11T09:33:42","imgUrls":null,"jid":2613,
* "praiseNum":null,"shareNum":null,"uid":12025,"user":{"age":null,"fans":"null","follow":false,"icon":null,
* "nickname":"踩电门的猫","praiseNum":"null"}}]
*/

private String msg;
private String code;
private List<DataBean> data;

public String getMsg() {
return msg;
}

public void setMsg(String msg) {
this.msg = msg;
}

public String getCode() {
return code;
}

public void setCode(String code) {
this.code = code;
}

public List<DataBean> getData() {
return data;
}

public void setData(List<DataBean> data) {
this.data = data;
}

public static class DataBean {
/**
* commentNum : null
* content : 是王旭阳二百五
* createTime : 2018-05-14T19:10:04
* imgUrls : null
* jid : 2622
* praiseNum : null
* shareNum : null
* uid : 11196
* user : {"age":null,"fans":"null","follow":false,"icon":null,"nickname":null,"praiseNum":"null"}
*/

private Object commentNum;
private String content;
private String createTime;
private Object imgUrls;
private int jid;
private Object praiseNum;
private Object shareNum;
private int uid;
private UserBean user;

public Object getCommentNum() {
return commentNum;
}

public void setCommentNum(Object commentNum) {
this.commentNum = commentNum;
}

public String getContent() {
return content;
}

public void setContent(String content) {
this.content = content;
}

public String getCreateTime() {
return createTime;
}

public void setCreateTime(String createTime) {
this.createTime = createTime;
}

public Object getImgUrls() {
return imgUrls;
}

public void setImgUrls(Object imgUrls) {
this.imgUrls = imgUrls;
}

public int getJid() {
return jid;
}

public void setJid(int jid) {
this.jid = jid;
}

public Object getPraiseNum() {
return praiseNum;
}

public void setPraiseNum(Object praiseNum) {
this.praiseNum = praiseNum;
}

public Object getShareNum() {
return shareNum;
}

public void setShareNum(Object shareNum) {
this.shareNum = shareNum;
}

public int getUid() {
return uid;
}

public void setUid(int uid) {
this.uid = uid;
}

public UserBean getUser() {
return user;
}

public void setUser(UserBean user) {
this.user = user;
}

public static class UserBean {
/**
* age : null
* fans : null
* follow : false
* icon : null
* nickname : null
* praiseNum : null
*/

private Object age;
private String fans;
private boolean follow;
private Object icon;
private Object nickname;
private String praiseNum;

public Object getAge() {
return age;
}

public void setAge(Object age) {
this.age = age;
}

public String getFans() {
return fans;
}

public void setFans(String fans) {
this.fans = fans;
}

public boolean isFollow() {
return follow;
}

public void setFollow(boolean follow) {
this.follow = follow;
}

public Object getIcon() {
return icon;
}

public void setIcon(Object icon) {
this.icon = icon;
}

public Object getNickname() {
return nickname;
}

public void setNickname(Object nickname) {
this.nickname = nickname;
}

public String getPraiseNum() {
return praiseNum;
}

public void setPraiseNum(String praiseNum) {
this.praiseNum = praiseNum;
}
}
}

}

component包

HttpComponent类

@Component(modules = HttpModule.class)
public interface HttpComponent {
void inject(DuanziFragment duanziFragment);

}

module

HttpModule

@Module
public class HttpModule {
@Provides
OkHttpClient.Builder provideOkHttpClientBuilder() {
return new OkHttpClient.Builder()
.connectTimeout(10, TimeUnit.SECONDS)
.readTimeout(20, TimeUnit.SECONDS)
.writeTimeout(20, TimeUnit.SECONDS);
}

@Provides
DuanziApi provideDuanApi(OkHttpClient.Builder builder) {
builder.addInterceptor(new MyInterceptor());
Retrofit retrofit = new Retrofit.Builder()
.baseUrl(Api.baseUrl)
.addCallAdapterFactory(RxJava2CallAdapterFactory.create())
.addConverterFactory(GsonConverterFactory.create())
.client(builder.build())
.build();
DuanziApiService duanziApiService = retrofit.create(DuanziApiService.class);
return DuanziApi.getDuanziApi(duanziApiService);
}

}

net包

Api

public interface Api {
String baseUrl = "https://www.zhaoapi.cn/";

}

DuanziApi

public class DuanziApi {
private static DuanziApi duanziApi;
private DuanziApiService duanziApiService;

private DuanziApi(DuanziApiService duanziApiService) {
this.duanziApiService = duanziApiService;
}

public static DuanziApi getDuanziApi(DuanziApiService duanziApiService) {
if (duanziApi == null) {
duanziApi = new DuanziApi(duanziApiService);
}
return duanziApi;
}

public Observable<DuanziBean> getDuanzi(String page) {
return duanziApiService.getDuanzi(page);
}

}

DuanziApiService类

public interface DuanziApiService {

@FormUrlEncoded
@POST("quarter/getJokes")
Observable<DuanziBean> getDuanzi(@Field("page") String page);

}

MyInterceptor类

public class MyInterceptor implements Interceptor {
@Override
public Response intercept(Chain chain) throws IOException {
//创建一个FormBody.Builder对象,用于添加公共参数
FormBody.Builder builder = new FormBody.Builder();
//先获取原始的请求
Request originalRequest = chain.request();
//获取原始请求里的请求体数据
FormBody formBody = (FormBody) originalRequest.body();
for (int i = 0; i < formBody.size(); i++) {
//先把原始的请求体的参数添加到builder里
builder.add(formBody.name(i),formBody.value(i));
}
//添加公共参数
builder.add("source","android");
builder.add("appVersion","100");
FormBody body = builder.build();

//创建一个新的Request
Request request = new Request.Builder()
.url(originalRequest.url())
.post(body)
.build();

Response response = chain.proceed(request);
return response;
}

}

DuanziContract

public interface DuanziContract {
interface View extends BaseContract.BaseView {
void onSuccess(List<DuanziBean.DataBean> list);
}

interface Presenter extends BaseContract.BasePresenter<View> {
void getDuanzi(String page);
}

}

DuanziPresenter

public class DuanziPresenter extends BasePresenter<DuanziContract.View> implements DuanziContract.Presenter {
private DuanziApi duanziApi;

@Inject
public DuanziPresenter(DuanziApi duanziApi) {
this.duanziApi = duanziApi;
}

@SuppressLint("CheckResult")
@Override
public void getDuanzi(String page) {
duanziApi.getDuanzi(page)
.subscribeOn(Schedulers.io())
.map(new Function<DuanziBean, List<DuanziBean.DataBean>>() {
@Override
public List<DuanziBean.DataBean> apply(DuanziBean duanziBean) throws Exception {
return duanziBean.getData();
}
}).observeOn(AndroidSchedulers.mainThread())
.subscribe(new Consumer<List<DuanziBean.DataBean>>() {
@Override
public void accept(List<DuanziBean.DataBean> dataBeans) throws Exception {
DaoSession daoSession = MyApp.getDaoSession();
List<MyDataBean> list = new ArrayList<>();
MyDataBeanDao myDataBeanDao = daoSession.getMyDataBeanDao();
for (int i = 0; i < dataBeans.size(); i++) {
DuanziBean.DataBean dataBean = dataBeans.get(i);
MyDataBean myDataBean = new MyDataBean();
myDataBean.setAge(dataBean.getUser().getAge() + "");
myDataBean.setCommentNum(dataBean.getCommentNum() + "");
myDataBean.setContent(dataBean.getContent());
myDataBean.setCreateTime(dataBean.getCreateTime());
myDataBean.setFans(dataBean.getUser().getFans());
myDataBean.setFollow(dataBean.getUser().isFollow());
myDataBean.setIcon(dataBean.getUser().getIcon() + "");
myDataBean.setImgUrls((String)(dataBean.getImgUrls()));
list.add(myDataBean);
}
myDataBeanDao.insertInTx(list);
mView.onSuccess(dataBeans);
}
});

}

}

DuanziFragment

public class DuanziFragment extends BaseFragment<DuanziPresenter> implements DuanziContract.View {
private XRecyclerView xlv;
private List<DuanziBean.DataBean> list = new ArrayList<>();
private DuanziAdapter adapter;
private boolean isRefresh = true;
private int page = 1;

@Override
public int getContentLayout() {
return R.layout.fragment_duanzi;
}

@Override
public void initView(View view) {
xlv = view.findViewById(R.id.xrl);
xlv.setLayoutManager(new LinearLayoutManager(getContext()));
adapter = new DuanziAdapter(getContext(), list);
xlv.setAdapter(adapter);
//判断数据库中是否有数据
MyDataBeanDao myDataBeanDao = MyApp.getDaoSession().getMyDataBeanDao();
List<MyDataBean> list = myDataBeanDao.queryBuilder().build().list();
if (list != null && list.size() > 0) {
//说明数据库有数据
} else {
mPresenter.getDuanzi(page + "");
}

//设置刷新和加载更多监听
xlv.setLoadingListener(new XRecyclerView.LoadingListener() {
@Override
public void onRefresh() {
//刷新
page = 1;
isRefresh = true;
mPresenter.getDuanzi(page + "");
}

@Override
public void onLoadMore() {
//加载更多
page++;
isRefresh = false;
mPresenter.getDuanzi(page + "");

}
});

}

@Override
public void inject() {
DaggerHttpComponent.builder()
.build()
.inject(this);
}

@Override
public void onSuccess(List<DuanziBean.DataBean> list) {
if (isRefresh) {
adapter.refresh(list);
xlv.refreshComplete();
} else {
adapter.loadMore(list);
int listNum = adapter.getListNum();
xlv.loadMoreComplete();
int size = list.size();
int count = listNum + size;
if (count >= 20) {
xlv.setLoadingMoreEnabled(false);
}
}

}

}

BaseContract

public interface BaseContract {
interface BasePresenter<T extends BaseView> {
void attchView(T view);

void detachView();
}

interface BaseView {
void showLoading();

void dismissLoading();
}
}

BaseFragment

public abstract class BaseFragment<T extends BaseContract.BasePresenter> extends Fragment implements IBase,
BaseContract.BaseView {
@Inject
protected T mPresenter;

@Override
public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle
savedInstanceState) {
inject();
View view = inflater.inflate(getContentLayout(), null);
mPresenter.attchView(this);
initView(view);
return view;
}

@Override
public void onDestroy() {
super.onDestroy();
mPresenter.detachView();
}

@Override
public void showLoading() {

}

@Override
public void dismissLoading() {

}

}

BasePresenter

public class BasePresenter<T extends BaseContract.BaseView> implements BaseContract.BasePresenter<T> {
protected T mView;

@Override
public void attchView(T view) {
if(view !=null){
this.mView = view;
}
}

@Override
public void detachView() {
if(mView !=null){
this.mView = null;
}
}
}

IBase

public interface IBase {
int getContentLayout();

void initView(View view);

void inject();

}

MainActivity

public class MainActivity extends AppCompatActivity {

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);

DuanziFragment duanziFragment = new DuanziFragment();
FragmentManager manager = getSupportFragmentManager();
manager.beginTransaction().replace(R.id.fl, duanziFragment).commit();
}
}

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