Initial work on commits list using paging library

app/build.gradle

@@ -34,6 +34,7 @@ configurations {
 dependencies {
     def lifecycle_version = "2.2.0"
     final def markwon_version = '4.2.1'
+    def paging_version = "2.1.2"
 
     implementation fileTree(include: ['*.jar'], dir: 'libs')
     implementation "androidx.appcompat:appcompat:1.1.0"
@@ -79,4 +80,5 @@ dependencies {
     implementation "com.github.chrisbanes:PhotoView:2.3.0"
     implementation "com.pddstudio:highlightjs-android:1.5.0"
     implementation "com.github.barteksc:android-pdf-viewer:3.2.0-beta.1"
+    implementation "androidx.paging:paging-runtime:$paging_version"
 }

app/src/main/java/org/mian/gitnex/activities/RepoDetailActivity.java

@@ -27,6 +27,7 @@ import org.mian.gitnex.R;
 import org.mian.gitnex.clients.RetrofitClient;
 import org.mian.gitnex.fragments.BottomSheetRepoFragment;
 import org.mian.gitnex.fragments.BranchesFragment;
+import org.mian.gitnex.fragments.CommitsFragment;
 import org.mian.gitnex.fragments.IssuesClosedFragment;
 import org.mian.gitnex.fragments.CollaboratorsFragment;
 import org.mian.gitnex.fragments.FilesFragment;
@@ -270,15 +271,18 @@ public class RepoDetailActivity extends BaseActivity implements BottomSheetRepoF
                 case 4: // pull requests
                     fragment = new PullRequestsFragment();
                     break;
-                case 5: // milestones
+                case 5: // commits
+                    fragment = new CommitsFragment();
+                    break;
+                case 6: // milestones
                     return MilestonesFragment.newInstance(repoOwner, repoName);
-                case 6: // labels
+                case 7: // labels
                     return LabelsFragment.newInstance(repoOwner, repoName);
-                case 7: // branches
+                case 8: // branches
                     return BranchesFragment.newInstance(repoOwner, repoName);
-                case 8: // releases
+                case 9: // releases
                     return ReleasesFragment.newInstance(repoOwner, repoName);
-                case 9: // collaborators
+                case 10: // collaborators
                     return CollaboratorsFragment.newInstance(repoOwner, repoName);
             }
             return fragment;
@@ -286,7 +290,7 @@ public class RepoDetailActivity extends BaseActivity implements BottomSheetRepoF
 
         @Override
         public int getCount() {
-            return 10;
+            return 11;
         }
 
     }

app/src/main/java/org/mian/gitnex/adapters/CommitsAdapter.java

@@ -0,0 +1,78 @@
+package org.mian.gitnex.adapters;
+
+import android.annotation.SuppressLint;
+import android.content.Context;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+import androidx.annotation.NonNull;
+import androidx.paging.PagedListAdapter;
+import androidx.recyclerview.widget.DiffUtil;
+import androidx.recyclerview.widget.RecyclerView;
+import org.mian.gitnex.R;
+import org.mian.gitnex.models.Commits;
+
+/**
+ * Author M M Arif
+ */
+
+public class CommitsAdapter extends PagedListAdapter<Commits, CommitsAdapter.CommitsViewHolder> {
+
+    private Context mCtx;
+
+    public CommitsAdapter(Context mCtx) {
+
+        super(DIFF_CALLBACK);
+        this.mCtx = mCtx;
+
+    }
+
+    @NonNull
+    @Override
+    public CommitsViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+
+        View view = LayoutInflater.from(mCtx).inflate(R.layout.list_commits, parent, false);
+        return new CommitsViewHolder(view);
+
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull CommitsViewHolder holder, int position) {
+
+        Commits commit_ = getItem(position);
+
+        if (commit_ != null) {
+            holder.commitTitle.setText(commit_.getCommit().getMessage());
+        }
+
+    }
+
+    private static DiffUtil.ItemCallback<Commits> DIFF_CALLBACK =
+            new DiffUtil.ItemCallback<Commits>() {
+                @Override
+                public boolean areItemsTheSame(Commits oldCommit, Commits newCommit) {
+                    return oldCommit.getSha().equals(newCommit.getSha());
+                }
+
+                @SuppressLint("DiffUtilEquals")
+                @Override
+                public boolean areContentsTheSame(Commits oldCommit, @NonNull Commits newCommit) {
+                    return oldCommit.equals(newCommit);
+                }
+            };
+
+    static class CommitsViewHolder extends RecyclerView.ViewHolder {
+
+        TextView commitTitle;
+
+        CommitsViewHolder(View itemView) {
+
+            super(itemView);
+            commitTitle = itemView.findViewById(R.id.commitTitle);
+
+        }
+
+    }
+
+}

app/src/main/java/org/mian/gitnex/datasource/CommitsDataSource.java

@@ -0,0 +1,138 @@
+package org.mian.gitnex.datasource;
+
+import android.content.Context;
+import android.util.Log;
+import androidx.annotation.NonNull;
+import androidx.paging.PageKeyedDataSource;
+import org.mian.gitnex.clients.RetrofitClient;
+import org.mian.gitnex.models.Commits;
+import java.util.List;
+import java.util.Objects;
+import retrofit2.Call;
+import retrofit2.Callback;
+import retrofit2.Response;
+
+/**
+ * Author M M Arif
+ */
+
+public class CommitsDataSource extends PageKeyedDataSource<Integer, Commits> {
+
+    private String TAG = "CommitsDataSource";
+    private Context ctx;
+
+    private static final int FIRST_PAGE = 1;
+
+    private String instanceUrl;
+    private String instanceToken;
+    private String owner;
+    private String repo;
+
+    CommitsDataSource(Context ctx, String instanceUrl, String instanceToken, String owner, String repo) {
+
+        this.ctx = ctx;
+        this.instanceUrl = instanceUrl;
+        this.instanceToken = instanceToken;
+        this.owner = owner;
+        this.repo = repo;
+
+    }
+
+    @Override
+    public void loadInitial(@NonNull LoadInitialParams<Integer> params, @NonNull final LoadInitialCallback<Integer, Commits> callback) {
+
+        RetrofitClient.getInstance(instanceUrl, ctx)
+                .getApiInterface()
+                .getRepositoryCommits(instanceToken, owner, repo, FIRST_PAGE)
+                .enqueue(new Callback<List<Commits>>() {
+                    @Override
+                    public void onResponse(@NonNull Call<List<Commits>> call, @NonNull Response<List<Commits>> response) {
+
+                        if (response.body() != null) {
+
+                            callback.onResult(response.body(), null, FIRST_PAGE + 1);
+
+                        }
+
+                    }
+
+                    @Override
+                    public void onFailure(@NonNull Call<List<Commits>> call, @NonNull Throwable t) {
+
+                        Log.e(TAG, Objects.requireNonNull(t.getMessage()));
+
+                    }
+                });
+
+    }
+
+    @Override
+    public void loadBefore(@NonNull final LoadParams<Integer> params, @NonNull final LoadCallback<Integer, Commits> callback) {
+
+        RetrofitClient.getInstance(instanceUrl, ctx)
+                .getApiInterface()
+                .getRepositoryCommits(instanceToken, owner, repo, params.key)
+                .enqueue(new Callback<List<Commits>>() {
+
+                    @Override
+                    public void onResponse(@NonNull Call<List<Commits>> call, @NonNull Response<List<Commits>> response) {
+
+                        Integer adjacentKey = (params.key > 1) ? params.key - 1 : null;
+
+                        if (response.body() != null) {
+
+                            callback.onResult(response.body(), adjacentKey);
+
+                        }
+
+                    }
+
+                    @Override
+                    public void onFailure(@NonNull Call<List<Commits>> call, @NonNull Throwable t) {
+
+                        Log.e(TAG, Objects.requireNonNull(t.getMessage()));
+
+                    }
+
+                });
+
+    }
+
+    @Override
+    public void loadAfter(@NonNull final LoadParams<Integer> params, @NonNull final LoadCallback<Integer, Commits> callback) {
+
+        RetrofitClient.getInstance(instanceUrl, ctx)
+                .getApiInterface()
+                .getRepositoryCommits(instanceToken, owner, repo, params.key)
+                .enqueue(new Callback<List<Commits>>() {
+
+                    @Override
+                    public void onResponse(@NonNull Call<List<Commits>> call, @NonNull Response<List<Commits>> response) {
+
+                        if (response.body() != null) {
+
+                            boolean next = false;
+                            if(response.body().size() > 0) {
+                                next = true;
+                            }
+
+                            Integer key = next ? params.key + 1 : null;
+
+                            callback.onResult(response.body(), key);
+
+                        }
+
+                    }
+
+                    @Override
+                    public void onFailure(@NonNull Call<List<Commits>> call, @NonNull Throwable t) {
+
+                        Log.e(TAG, Objects.requireNonNull(t.getMessage()));
+
+                    }
+
+                });
+
+    }
+
+}

app/src/main/java/org/mian/gitnex/datasource/CommitsDataSourceFactory.java

@@ -0,0 +1,52 @@
+package org.mian.gitnex.datasource;
+
+import android.content.Context;
+import androidx.annotation.NonNull;
+import androidx.lifecycle.MutableLiveData;
+import androidx.paging.DataSource;
+import androidx.paging.PageKeyedDataSource;
+import org.mian.gitnex.models.Commits;
+
+/**
+ * Author M M Arif
+ */
+
+public class CommitsDataSourceFactory extends DataSource.Factory {
+
+    private Context ctx;
+    private String instanceUrl;
+    private String instanceToken;
+    private String repoOwner;
+    private String repoName;
+    private int listLimit;
+
+    public CommitsDataSourceFactory(Context ctx, String instanceUrl, String instanceToken, String repoOwner, String repoName, int listLimit) {
+
+        this.ctx = ctx;
+        this.instanceUrl = instanceUrl;
+        this.instanceToken = instanceToken;
+        this.repoOwner = repoOwner;
+        this.repoName = repoName;
+        this.listLimit = listLimit;
+
+    }
+
+    private MutableLiveData<PageKeyedDataSource<Integer, Commits>> itemLiveDataSource = new MutableLiveData<>();
+
+    @NonNull
+    @Override
+    public DataSource<Integer, Commits> create() {
+
+        CommitsDataSource itemDataSource = new CommitsDataSource(ctx, instanceUrl, instanceToken, repoOwner, repoName);
+        itemLiveDataSource.postValue(itemDataSource);
+        return itemDataSource;
+
+    }
+
+    public MutableLiveData<PageKeyedDataSource<Integer, Commits>> getItemLiveDataSource() {
+
+        return itemLiveDataSource;
+
+    }
+
+}

app/src/main/java/org/mian/gitnex/fragments/CommitsFragment.java

@@ -0,0 +1,98 @@
+package org.mian.gitnex.fragments;
+
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ProgressBar;
+import android.widget.TextView;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.fragment.app.Fragment;
+import androidx.lifecycle.Observer;
+import androidx.lifecycle.ViewModel;
+import androidx.lifecycle.ViewModelProvider;
+import androidx.lifecycle.ViewModelProviders;
+import androidx.paging.PagedList;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
+import org.mian.gitnex.R;
+import org.mian.gitnex.adapters.CommitsAdapter;
+import org.mian.gitnex.models.Commits;
+import org.mian.gitnex.util.TinyDB;
+import org.mian.gitnex.viewmodels.CommitsViewModel;
+
+/**
+ * Author M M Arif
+ */
+
+public class CommitsFragment extends Fragment {
+
+    private CommitsViewModel commitsViewModel;
+    private CommitsAdapter commitsAdapter;
+    private SwipeRefreshLayout swipeRefreshLayout;
+
+    private int listLimit = 50;
+
+    @Nullable
+    @Override
+    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
+
+        final View v = inflater.inflate(R.layout.fragment_commits, container, false);
+        setHasOptionsMenu(true);
+
+        TinyDB tinyDb = new TinyDB(getContext());
+        final String instanceUrl = tinyDb.getString("instanceUrl");
+        final String loginUid = tinyDb.getString("loginUid");
+        final String instanceToken = "token " + tinyDb.getString(loginUid + "-token");
+        String repoFullName = tinyDb.getString("repoFullName");
+        String[] parts = repoFullName.split("/");
+        final String repoOwner = parts[0];
+        final String repoName = parts[1];
+
+        TextView noDataCommits = v.findViewById(R.id.noDataCommits);
+        ProgressBar progressBar = v.findViewById(R.id.progress_bar);
+        swipeRefreshLayout = v.findViewById(R.id.pullToRefresh);
+        progressBar.setVisibility(View.GONE);
+
+        RecyclerView recyclerView = v.findViewById(R.id.recyclerView);
+        recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
+        recyclerView.setHasFixedSize(true);
+
+        //CommitsViewModel commitsViewModel = new ViewModelProvider(this).get(CommitsViewModel.class);
+
+        commitsAdapter = new CommitsAdapter(getContext());
+
+        commitsViewModel = ViewModelProviders.of(this, new ViewModelProvider.Factory() {
+
+            @NonNull
+            @Override
+            public <VM extends ViewModel> VM create(@NonNull Class<VM> modelClass) {
+                //noinspection unchecked
+                return (VM) new CommitsViewModel (getContext(), instanceUrl, instanceToken, repoOwner, repoName, listLimit);
+            }
+
+        }).get(CommitsViewModel.class);
+
+        swipeRefreshLayout.setOnRefreshListener(() -> commitsViewModel.refresh());
+
+        //noinspection unchecked
+        commitsViewModel.itemPagedList.observe(getViewLifecycleOwner(), new Observer<PagedList<Commits>>() {
+
+            @Override
+            public void onChanged(@Nullable PagedList<Commits> items) {
+
+                commitsAdapter.submitList(items);
+                swipeRefreshLayout.setRefreshing(false);
+
+            }
+
+        });
+
+        recyclerView.setAdapter(commitsAdapter);
+        return v;
+
+    }
+
+}

app/src/main/java/org/mian/gitnex/fragments/FilesFragment.java

@@ -1,5 +1,6 @@
 package org.mian.gitnex.fragments;
 
+import android.annotation.SuppressLint;
 import android.content.Intent;
 import android.net.Uri;
 import android.os.Bundle;
@@ -145,7 +146,9 @@ public class FilesFragment extends Fragment implements FilesAdapter.FilesAdapter
         final String finalDirName_ = dirName_;
 
         mBreadcrumbsView.addItem(createItem(dirName));
+        //noinspection unchecked
         mBreadcrumbsView.setCallback(new DefaultBreadcrumbsCallback<BreadcrumbItem>() {
+            @SuppressLint("SetTextI18n")
             @Override
             public void onNavigateBack(BreadcrumbItem item, int position) {
 

app/src/main/java/org/mian/gitnex/interfaces/ApiInterface.java

@@ -3,6 +3,7 @@ package org.mian.gitnex.interfaces;
 import com.google.gson.JsonElement;
 import org.mian.gitnex.models.AddEmail;
 import org.mian.gitnex.models.Branches;
+import org.mian.gitnex.models.Commits;
 import org.mian.gitnex.models.ExploreRepositories;
 import org.mian.gitnex.models.Files;
 import org.mian.gitnex.models.MergePullRequest;
@@ -259,4 +260,7 @@ public interface ApiInterface {
 
     @POST("repos/{owner}/{repo}/pulls/{index}/merge") // merge a pull request
     Call<ResponseBody> mergePullRequest(@Header("Authorization") String token, @Path("owner") String ownerName, @Path("repo") String repoName, @Path("index") int index, @Body MergePullRequest jsonStr);
+
+    @GET("repos/{owner}/{repo}/commits") // get all commits
+    Call<List<Commits>> getRepositoryCommits(@Header("Authorization") String token, @Path("owner") String owner, @Path("repo") String repo, @Query("page") int page);
 }

app/src/main/java/org/mian/gitnex/models/Commits.java

@@ -0,0 +1,257 @@
+package org.mian.gitnex.models;
+
+import java.util.List;
+
+/**
+ * Author M M Arif
+ */
+
+public class Commits {
+
+    private String url;
+    private String sha;
+    private String html_url;
+    private commitObject commit;
+    private authorObject author;
+    private committerObject committer;
+    private List<parentObject> parent;
+
+    public String getUrl() {
+        return url;
+    }
+
+    public String getSha() {
+        return sha;
+    }
+
+    public String getHtml_url() {
+        return html_url;
+    }
+
+    public static class commitObject {
+
+        private String url;
+        private CommitAuthor author;
+        private CommitCommitter committer;
+        private String message;
+        private CommitTree tree;
+
+        public static class CommitAuthor {
+
+            String name;
+            String email;
+            String date;
+
+            public String getName() {
+                return name;
+            }
+
+            public String getEmail() {
+                return email;
+            }
+
+            public String getDate() {
+                return date;
+            }
+
+        }
+
+        public static class CommitCommitter {
+
+            String name;
+            String email;
+            String date;
+
+            public String getName() {
+                return name;
+            }
+
+            public String getEmail() {
+                return email;
+            }
+
+            public String getDate() {
+                return date;
+            }
+
+        }
+
+        public static class CommitTree {
+
+            String url;
+            String sha;
+
+            public String getUrl() {
+                return url;
+            }
+
+            public String getSha() {
+                return sha;
+            }
+
+        }
+
+        public String getUrl() {
+            return url;
+        }
+
+        public String getMessage() {
+            return message;
+        }
+
+        public CommitAuthor getAuthor() {
+            return author;
+        }
+
+        public CommitCommitter getCommitter() {
+            return committer;
+        }
+
+        public CommitTree getTree() {
+            return tree;
+        }
+    }
+
+    public static class authorObject {
+
+        private int id;
+        private String login;
+        private String full_name;
+        private String email;
+        private String avatar_url;
+        private String language;
+        private Boolean is_admin;
+        private String last_login;
+        private String created;
+        private String username;
+
+        public int getId() {
+            return id;
+        }
+
+        public String getLogin() {
+            return login;
+        }
+
+        public String getFull_name() {
+            return full_name;
+        }
+
+        public String getEmail() {
+            return email;
+        }
+
+        public String getAvatar_url() {
+            return avatar_url;
+        }
+
+        public String getLanguage() {
+            return language;
+        }
+
+        public Boolean getIs_admin() {
+            return is_admin;
+        }
+
+        public String getLast_login() {
+            return last_login;
+        }
+
+        public String getCreated() {
+            return created;
+        }
+
+        public String getUsername() {
+            return username;
+        }
+    }
+
+    public static class committerObject {
+
+        private int id;
+        private String login;
+        private String full_name;
+        private String email;
+        private String avatar_url;
+        private String language;
+        private Boolean is_admin;
+        private String last_login;
+        private String created;
+        private String username;
+
+        public int getId() {
+            return id;
+        }
+
+        public String getLogin() {
+            return login;
+        }
+
+        public String getFull_name() {
+            return full_name;
+        }
+
+        public String getEmail() {
+            return email;
+        }
+
+        public String getAvatar_url() {
+            return avatar_url;
+        }
+
+        public String getLanguage() {
+            return language;
+        }
+
+        public Boolean getIs_admin() {
+            return is_admin;
+        }
+
+        public String getLast_login() {
+            return last_login;
+        }
+
+        public String getCreated() {
+            return created;
+        }
+
+        public String getUsername() {
+            return username;
+        }
+
+    }
+
+    public static class parentObject {
+
+        private String url;
+        private String sha;
+
+        public String getUrl() {
+            return url;
+        }
+
+        public String getSha() {
+            return sha;
+        }
+    }
+
+    public commitObject getCommit() {
+        return commit;
+    }
+
+    public authorObject getAuthor() {
+        return author;
+    }
+
+    public committerObject getCommitter() {
+        return committer;
+    }
+
+    public List<parentObject> getParent() {
+        return parent;
+    }
+
+}
+
+
+

app/src/main/java/org/mian/gitnex/viewmodels/CommitsViewModel.java

@@ -0,0 +1,43 @@
+package org.mian.gitnex.viewmodels;
+
+import android.content.Context;
+import androidx.lifecycle.LiveData;
+import androidx.lifecycle.ViewModel;
+import androidx.paging.LivePagedListBuilder;
+import androidx.paging.PageKeyedDataSource;
+import androidx.paging.PagedList;
+import org.mian.gitnex.datasource.CommitsDataSource;
+import org.mian.gitnex.datasource.CommitsDataSourceFactory;
+import org.mian.gitnex.models.Commits;
+import java.util.Objects;
+
+/**
+ * Author M M Arif
+ */
+
+public class CommitsViewModel extends ViewModel {
+
+    private CommitsDataSourceFactory itemDataSourceFactory;
+    public LiveData itemPagedList;
+
+    public CommitsViewModel(Context ctx, String instannceUrl, String instanceToken, String owner, String repo, int listLimit) {
+
+        itemDataSourceFactory = new CommitsDataSourceFactory(ctx, instannceUrl, instanceToken, owner, repo, listLimit);
+        LiveData<PageKeyedDataSource<Integer, Commits>> liveDataSource = itemDataSourceFactory.getItemLiveDataSource();
+        PagedList.Config pagedListConfig =
+                (new PagedList.Config.Builder())
+                        .setEnablePlaceholders(true)
+                        .setPageSize(listLimit).build();
+        //noinspection unchecked
+        itemPagedList = new LivePagedListBuilder(itemDataSourceFactory, pagedListConfig)
+                .build();
+
+    }
+
+    public void refresh() {
+
+        Objects.requireNonNull(itemDataSourceFactory.getItemLiveDataSource().getValue()).invalidate();
+
+    }
+
+}

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

@@ -74,6 +74,12 @@
                 android:layout_height="wrap_content"
                 android:text="@string/tabPullRequests" />
 
+            <com.google.android.material.tabs.TabItem
+                android:id="@+id/tabItemCommits"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:text="@string/repositoryTabCommits" />
+
             <com.google.android.material.tabs.TabItem
                 android:id="@+id/tabItem3_ml"
                 android:layout_width="wrap_content"

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

@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    tools:context=".activities.RepoDetailActivity">
+
+    <androidx.swiperefreshlayout.widget.SwipeRefreshLayout
+        android:id="@+id/pullToRefresh"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
+
+        <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/recyclerView"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:background="?attr/primaryBackgroundColor"
+            android:padding="4dp"
+            android:scrollbars="vertical" />
+
+    </androidx.swiperefreshlayout.widget.SwipeRefreshLayout>
+
+    <TextView
+        android:id="@+id/noDataCommits"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_margin="15dp"
+        android:gravity="center"
+        android:text="@string/noDataFound"
+        android:textColor="?attr/primaryTextColor"
+        android:textSize="20sp"
+        android:visibility="gone" />
+
+    <ProgressBar
+        android:id="@+id/progress_bar"
+        style="@style/Base.Widget.AppCompat.ProgressBar"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_centerInParent="true"
+        android:indeterminate="true"
+        android:visibility="visible" />
+
+</RelativeLayout>

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

@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:background="?attr/primaryBackgroundColor" >
+
+    <LinearLayout
+        android:id="@+id/linearLayoutFrame"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_alignParentTop="true"
+        android:fitsSystemWindows="true"
+        android:orientation="vertical"
+        android:layout_margin="15dp"
+        tools:ignore="UselessParent">
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content">
+
+            <TextView
+                android:id="@+id/commitTitle"
+                android:layout_width="0dp"
+                android:layout_weight=".70"
+                android:layout_height="wrap_content"
+                android:text="@string/commitTitle"
+                android:textIsSelectable="true"
+                android:textColor="?attr/primaryTextColor"
+                android:textSize="18sp" />
+
+        </LinearLayout>
+
+    </LinearLayout>
+
+</RelativeLayout>

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

@@ -560,4 +560,6 @@
     <string name="shareIssue">Share Issue</string>
     <string name="shareRepository">Share Repository</string>
     <string name="createRepository">Create Repository</string>
+    <string name="repositoryTabCommits">Commits</string>
+    <string name="commitTitle">Commit Title</string>
 </resources>