这是我的代码
public class MyReports extends Fragment {
private RecyclerView mBlogList;
private GridLayoutManager gridLayoutManager;
private DatabaseReference mDatabase;
private DatabaseReference mDatabaseUsers;
private DatabaseReference mDatabaseLike;
private FirebaseAuth mAuth;
private FirebaseAuth.AuthStateListener mAuthListner;
private boolean mProcessLike = false;
public MyReports() {
// Required empty public constructor
}
@Override
public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
// Inflate the layout for this fragment
View view = inflater.inflate(R.layout.fragment_my_reports, container, false);
mAuth =FirebaseAuth.getInstance();
mAuthListner = new FirebaseAuth.AuthStateListener() {
@Override
public void onAuthStateChanged(@NonNull FirebaseAuth firebaseAuth) {
if(firebaseAuth.getCurrentUser() == null){
Intent loginIntent = new Intent(getActivity(), Login.class);
loginIntent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
startActivity(loginIntent);
}
}
};
mDatabase = FirebaseDatabase.getInstance().getReference().child("reports");
mDatabaseUsers = FirebaseDatabase.getInstance().getReference().child("Users");
mDatabaseLike =FirebaseDatabase.getInstance().getReference().child("Likes");
mDatabase.keepSynced(true);
mDatabaseUsers.keepSynced(true);
mDatabaseLike.keepSynced(true);
mBlogList = (RecyclerView) view.findViewById(R.id.blog_list);
mBlogList.setHasFixedSize(true);
mBlogList.setLayoutManager(new LinearLayoutManager(getContext()));
return view;
}
@Override
public void onStart() {
super.onStart();
FirebaseRecyclerAdapter<Blog, BlogViewHolder> firebaseRecyclerAdapter = new FirebaseRecyclerAdapter<Blog, BlogViewHolder>(
Blog.class,
R.layout.post_row,
MyReports.BlogViewHolder.class,
mDatabase
) {
@Override
protected void populateViewHolder(MyReports.BlogViewHolder viewHolder, Blog model, final int position) {
final String post_key =getRef(position).getKey();
viewHolder.setOutreach(model.getOutreach());
viewHolder.setDate(model.getDate());
viewHolder.setNamee(model.getNamee());
viewHolder.setPhone(model.getPhone());
viewHolder.setPartici(model.getPartici());
viewHolder.setLesson(model.getLesson());
viewHolder.setImage(getActivity().getApplicationContext(),model.getImage());
viewHolder.setImage1(getActivity().getApplicationContext(),model.getImage1());
viewHolder.setImage2(getActivity().getApplicationContext(),model.getImage2());
viewHolder.setImage3(getActivity().getApplicationContext(),model.getImage3());
viewHolder.setImage4(getActivity().getApplicationContext(),model.getImage4());
viewHolder.setLikeBtn(post_key);
viewHolder.mView.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
//Toast.makeText(getActivity(), post_key, Toast.LENGTH_SHORT).show();
Intent singleBlogIntent = new Intent(getActivity(), PostSingleActivity.class);
singleBlogIntent.putExtra("blog_id", post_key);
startActivity(singleBlogIntent);
}
});
viewHolder.mLikebtn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
mProcessLike = true;
if(mProcessLike){
mDatabaseLike.addValueEventListener(new ValueEventListener() {
@Override
public void onDataChange(DataSnapshot dataSnapshot) {
if(dataSnapshot.child(post_key).hasChild(mAuth.getCurrentUser().getUid())){
}else {
mDatabaseLike.child(post_key).child(mAuth.getCurrentUser().getUid()).setValue("RandomValue");
}
}
@Override
public void onCancelled(DatabaseError databaseError) {
}
});
}
}
});
}
};
mBlogList.setAdapter(firebaseRecyclerAdapter);
}
public static class BlogViewHolder extends RecyclerView.ViewHolder{
View mView;
ImageButton mLikebtn;
DatabaseReference mDatabaseLike;
FirebaseAuth mAuth;
public BlogViewHolder(View itemView) {
super(itemView);
mView = itemView;
mLikebtn = (ImageButton) mView.findViewById(R.id.like_btn);
mDatabaseLike = FirebaseDatabase.getInstance().getReference().child("Likes");
mAuth = FirebaseAuth.getInstance();
mDatabaseLike.keepSynced(true);
}
public void setLikeBtn(final String post_key){
mDatabaseLike.addValueEventListener(new ValueEventListener() {
@Override
public void onDataChange(DataSnapshot dataSnapshot) {
if(dataSnapshot.child(post_key).hasChild(mAuth.getCurrentUser().getUid())){
mLikebtn.setImageResource(R.drawable.ic_new_like_blue);
}else {
mLikebtn.setImageResource(R.drawable.ic_new_like_red2);
}
}
@Override
public void onCancelled(DatabaseError databaseError) {
}
});
}
public void setOutreach(String title){
TextView post_title = (TextView) mView.findViewById(R.id.post_outreach);
post_title.setText(title);
}
public void setDate(String desc){
TextView post_desc = (TextView) mView.findViewById(R.id.post_date);
post_desc.setText(desc);
}
public void setNamee(String username){
TextView post_username = (TextView) mView.findViewById(R.id.post_namee);
post_username.setText(username);
}
public void setPhone(String date){
TextView post_date = (TextView) mView.findViewById(R.id.post_phone);
post_date.setText(date);
}
public void setPartici(String phone){
TextView post_phone = (TextView) mView.findViewById(R.id.post_partici);
post_phone.setText(phone);
}
public void setLesson(String date){
TextView post_date = (TextView) mView.findViewById(R.id.post_lesson);
post_date.setText(date);
}
public void setImage(Context ctx, String image){
ImageView post_image = (ImageView) mView.findViewById(R.id.post_image);
Picasso.with(ctx).load(image).into(post_image);
}
public void setImage1(Context ctx, String image1){
ImageView post_image1 = (ImageView) mView.findViewById(R.id.post_image1);
Picasso.with(ctx).load(image1).into(post_image1);
}
public void setImage2(Context ctx, String image2){
ImageView post_image2 = (ImageView) mView.findViewById(R.id.post_image2);
Picasso.with(ctx).load(image2).into(post_image2);
}
public void setImage3(Context ctx, String image3){
ImageView post_image3 = (ImageView) mView.findViewById(R.id.post_image3);
Picasso.with(ctx).load(image3).into(post_image3);
}
public void setImage4(Context ctx, String image4){
ImageView post_image4 = (ImageView) mView.findViewById(R.id.post_image4);
Picasso.with(ctx).load(image4).into(post_image4);
}
}
public void onResume(){
super.onResume();
// Set title bar
((MainActivity) getActivity())
.setActionBarTitle("Reports");
}
}