Grouping problem document by id group

app/src/main/java/com/fusi24/rfid/adapter/ProblemDocumentAdapter.java

@@ -1,8 +1,11 @@
 package com.fusi24.rfid.adapter;
 
 import android.content.Context;
+import android.text.TextUtils;
 import android.view.LayoutInflater;
 import android.view.ViewGroup;
+import android.widget.Filter;
+import android.widget.Filterable;
 
 import androidx.annotation.NonNull;
 import androidx.recyclerview.widget.RecyclerView;
@@ -14,22 +17,16 @@ import com.fusi24.rfid.util.DateHelper;
 import java.util.ArrayList;
 import java.util.List;
 
-public class ProblemDocumentAdapter extends RecyclerView.Adapter<ProblemDocumentAdapter.ViewHolder>{
+public class ProblemDocumentAdapter extends RecyclerView.Adapter<ProblemDocumentAdapter.ViewHolder> implements Filterable {
 
     private Context context;
     private List<DataProblems> problemsList;
+    private List<DataProblems> problemsListFiltered;
 
-    public ProblemDocumentAdapter(Context context) {
+    public ProblemDocumentAdapter(Context context, List<DataProblems> problemsList) {
         this.context = context;
-        this.problemsList = new ArrayList<>();
-    }
-
-    private void setProblemsList(List<DataProblems> problemsList) {
         this.problemsList = problemsList;
-    }
-
-    public void updateProblemList(List<DataProblems> problemsList){
-        setProblemsList(problemsList);
+        this.problemsListFiltered = problemsList;
     }
 
     static class ViewHolder extends RecyclerView.ViewHolder {
@@ -52,7 +49,7 @@ public class ProblemDocumentAdapter extends RecyclerView.Adapter<ProblemDocument
     @Override
     public void onBindViewHolder(@NonNull ProblemDocumentAdapter.ViewHolder holder, int position) {
 
-        DataProblems problems = problemsList.get(position);
+        DataProblems problems = problemsListFiltered.get(position);
 
         holder.binding.tvDocumentName.setText(problems.getDataDocumentType().getName());
         holder.binding.tvDocumentStatus.setText(problems.getReason());
@@ -62,6 +59,40 @@ public class ProblemDocumentAdapter extends RecyclerView.Adapter<ProblemDocument
 
     @Override
     public int getItemCount() {
-        return problemsList.size();
+        return problemsListFiltered.size();
     }
+
+    @Override
+    public Filter getFilter() {
+        return new Filter() {
+            @Override
+            protected FilterResults performFiltering(CharSequence constraint) {
+
+                if (TextUtils.isEmpty(constraint.toString())){
+                    problemsListFiltered = problemsList;
+                } else {
+                    Integer idGroup = Integer.valueOf(constraint.toString());
+                    List<DataProblems> filterList = new ArrayList<>();
+
+                    for (DataProblems problems : problemsList){
+                        if (problems.getDataDocumentType().getGroup().getId().equals(idGroup)){
+                            filterList.add(problems);
+                        }
+                    }
+                    problemsListFiltered = filterList;
+                }
+
+                FilterResults results = new FilterResults();
+                results.values = problemsListFiltered;
+                return results;
+            }
+
+            @Override
+            protected void publishResults(CharSequence constraint, FilterResults results) {
+                problemsListFiltered = (List<DataProblems>) results.values;
+                notifyDataSetChanged();
+            }
+        };
+    }
+
 }

app/src/main/java/com/fusi24/rfid/adapter/ProblemGroupAdapter.java

@@ -2,12 +2,16 @@ package com.fusi24.rfid.adapter;
 
 import android.content.Context;
 import android.view.LayoutInflater;
+import android.view.View;
 import android.view.ViewGroup;
 
 import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 
+import com.fusi24.rfid.R;
 import com.fusi24.rfid.data.entity.DataGroup;
+import com.fusi24.rfid.data.entity.DataProblems;
 import com.fusi24.rfid.databinding.RowGroupBinding;
 
 import java.util.ArrayList;
@@ -16,11 +20,14 @@ import java.util.List;
 public class ProblemGroupAdapter extends RecyclerView.Adapter<ProblemGroupAdapter.ViewHolder>{
 
     private Context context;
+    private RecyclerView.RecycledViewPool viewPool = new RecyclerView.RecycledViewPool();
     private List<DataGroup> groupList;
+    private List<DataProblems> problemsList;
 
     public ProblemGroupAdapter(Context context) {
         this.context = context;
         this.groupList = new ArrayList<>();
+        this.problemsList = new ArrayList<>();
     }
 
     private void setGroupList(List<DataGroup> groupList) {
@@ -31,6 +38,14 @@ public class ProblemGroupAdapter extends RecyclerView.Adapter<ProblemGroupAdapte
         setGroupList(groupList);
     }
 
+    private void setProblemsList(List<DataProblems> problemsList) {
+        this.problemsList = problemsList;
+    }
+
+    public void updateProblemList(List<DataProblems> problemsList){
+        setProblemsList(problemsList);
+    }
+
     static class ViewHolder extends RecyclerView.ViewHolder {
         private RowGroupBinding binding;
 
@@ -54,6 +69,30 @@ public class ProblemGroupAdapter extends RecyclerView.Adapter<ProblemGroupAdapte
         DataGroup group = groupList.get(position);
         holder.binding.tvGroupName.setText(group.getName());
 
+        // Create layout manager with initial prefetch item count
+        LinearLayoutManager layoutManager = new LinearLayoutManager(
+                holder.binding.rvSubGroup.getContext(),
+                LinearLayoutManager.VERTICAL, false);
+
+        layoutManager.setInitialPrefetchItemCount(problemsList.size());
+
+        //Create Sub Item View Adapter
+        ProblemDocumentAdapter documentAdapter = new ProblemDocumentAdapter(context, problemsList);
+        holder.binding.rvSubGroup.setLayoutManager(layoutManager);
+        holder.binding.rvSubGroup.setAdapter(documentAdapter);
+        holder.binding.rvSubGroup.setRecycledViewPool(viewPool);
+
+        holder.binding.rlGroup.setOnClickListener(v -> {
+            documentAdapter.getFilter().filter(String.valueOf(group.getId()));
+            // Set Layout
+            if(holder.binding.rvSubGroup.getVisibility() == View.GONE){
+                holder.binding.rvSubGroup.setVisibility(View.VISIBLE);
+                holder.binding.ivChevron.setImageDrawable(context.getDrawable(R.drawable.chevron_up));
+            } else {
+                holder.binding.rvSubGroup.setVisibility(View.GONE);
+                holder.binding.ivChevron.setImageDrawable(context.getDrawable(R.drawable.chevron_down));
+            }
+        });
     }
 
     @Override

app/src/main/java/com/fusi24/rfid/ui/scanresult/ScanResultActivity.java

@@ -198,6 +198,7 @@ public class ScanResultActivity extends BaseActivity implements ScanResultView {
                 .collect(Collectors.toList());
 
         adapter.updateGroupList(groupList);
+        adapter.updateProblemList(problemsList);
         adapter.notifyDataSetChanged();
     }
 

app/src/main/res/layout/row_document.xml

@@ -4,7 +4,7 @@
     android:orientation="horizontal"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
-    android:background="@color/backgroundLayoutGrey"
+    android:background="@color/backgroundLayoutGreyDark"
     android:padding="16dp"
     android:layout_margin="16dp">
 

app/src/main/res/layout/row_group.xml

@@ -1,38 +1,50 @@
 <?xml version="1.0" encoding="utf-8"?>
-<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
     xmlns:app="http://schemas.android.com/apk/res-auto"
-    android:orientation="horizontal"
     android:layout_width="match_parent"
-    android:layout_height="wrap_content"
-    android:background="@color/backgroundLayoutGrey"
-    android:padding="8dp"
-    android:layout_margin="16dp">
+    android:layout_height="wrap_content">
 
-    <TextView
-        android:id="@+id/tv_group_name"
-        style="@style/DocumentText"
-        android:layout_width="300dp"
+    <RelativeLayout
+        android:id="@+id/rl_group"
+        android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:layout_marginStart="4dp"
-        android:layout_marginEnd="4dp"
-        android:layout_alignParentStart="true"
-        android:layout_alignParentTop="true"
-        android:layout_alignParentBottom="true"
-        android:gravity="center_vertical"
-        tools:text="ID CARD KARYAWAN" />
+        android:background="@color/backgroundLayoutGrey"
+        android:padding="8dp"
+        android:layout_margin="16dp">
 
-    <ImageView
-        android:id="@+id/chevron1"
-        android:layout_width="15dp"
-        android:layout_height="15dp"
-        android:paddingStart="0dp"
-        android:paddingEnd="0dp"
-        android:layout_alignParentEnd="true"
-        android:layout_alignParentTop="true"
-        android:layout_alignParentBottom="true"
-        app:srcCompat="@drawable/chevron_down"
-        android:contentDescription="@string/cd_image" />
+        <TextView
+            android:id="@+id/tv_group_name"
+            style="@style/DocumentText"
+            android:layout_width="300dp"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="4dp"
+            android:layout_marginEnd="4dp"
+            android:layout_alignParentStart="true"
+            android:gravity="center_vertical"
+            tools:text="ID CARD KARYAWAN" />
 
+        <ImageView
+            android:id="@+id/iv_chevron"
+            android:layout_width="15dp"
+            android:layout_height="15dp"
+            android:paddingStart="0dp"
+            android:paddingEnd="0dp"
+            android:layout_alignParentEnd="true"
+            android:gravity="center_vertical"
+            app:srcCompat="@drawable/chevron_down"
+            android:contentDescription="@string/cd_image" />
 
-</RelativeLayout>
+        <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/rv_sub_group"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_below="@+id/tv_group_name"
+            android:layout_marginTop="8dp"
+            android:visibility="gone"
+            tools:listitem="@layout/row_document"
+            tools:itemCount="2"/>
+
+    </RelativeLayout>
+
+</ScrollView>

app/src/main/res/values/colors.xml

@@ -12,6 +12,7 @@
     <color name="backgroundOuter">#F5F5F5</color>
     <color name="backgroundCanvas">#f2f2f9</color>
     <color name="backgroundLayoutGrey">#E3E3E9</color>
+    <color name="backgroundLayoutGreyDark">#B4B4B8</color>
 
     <color name="colorWhite">#FFFFFF</color>
     <color name="colorBlack">#000000</color>