Add live search for github users

.idea/vcs.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>

app/build.gradle

@@ -24,6 +24,14 @@ dependencies {
     androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
         exclude group: 'com.android.support', module: 'support-annotations'
     })
-    compile 'com.android.support:appcompat-v7:24.0.0-beta1'
+    compile 'com.android.support:appcompat-v7:24.2.1'
+    compile 'com.android.support:recyclerview-v7:24.2.1'
+    compile 'com.google.code.gson:gson:2.4'
+    compile 'com.squareup.retrofit2:retrofit:2.1.0'
+    compile 'com.squareup.retrofit2:converter-gson:2.1.0'
+    compile 'com.jakewharton.rxbinding:rxbinding:0.4.0'
     testCompile 'junit:junit:4.12'
+
+    compile 'io.reactivex:rxandroid:1.2.1'
+    compile 'io.reactivex:rxjava:1.2.0'
 }

app/src/main/AndroidManifest.xml

@@ -2,13 +2,15 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.ensarsarajcic.reactivegithubsample">
 
+    <uses-permission android:name="android.permission.INTERNET"/>
+
     <application
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:supportsRtl="true"
         android:theme="@style/AppTheme">
-        <activity android:name=".MainActivity">
+        <activity android:name=".views.MainActivity">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 

app/src/main/java/com/ensarsarajcic/reactivegithubsample/MainActivity.java

@@ -1,13 +0,0 @@
-package com.ensarsarajcic.reactivegithubsample;
-
-import android.support.v7.app.AppCompatActivity;
-import android.os.Bundle;
-
-public class MainActivity extends AppCompatActivity {
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        setContentView(R.layout.activity_main);
-    }
-}

app/src/main/java/com/ensarsarajcic/reactivegithubsample/models/GitHubRepo.java

@@ -0,0 +1,20 @@
+package com.ensarsarajcic.reactivegithubsample.models;
+
+import com.google.gson.annotations.SerializedName;
+
+/**
+ * Created by ensar on 03/10/16.
+ */
+public class GitHubRepo {
+    public static final String TAG = GitHubRepo.class.getSimpleName();
+
+    private String name;
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+}

app/src/main/java/com/ensarsarajcic/reactivegithubsample/models/GitHubSearchResponse.java

@@ -0,0 +1,21 @@
+package com.ensarsarajcic.reactivegithubsample.models;
+
+import com.google.gson.annotations.SerializedName;
+
+import java.util.List;
+
+/**
+ * Created by ensar on 03/10/16.
+ */
+public class GitHubSearchResponse {
+
+    private List<GitHubUser> items;
+
+    public List<GitHubUser> getItems() {
+        return items;
+    }
+
+    public void setItems(List<GitHubUser> items) {
+        this.items = items;
+    }
+}

app/src/main/java/com/ensarsarajcic/reactivegithubsample/models/GitHubUser.java

@@ -0,0 +1,38 @@
+package com.ensarsarajcic.reactivegithubsample.models;
+
+import com.google.gson.annotations.SerializedName;
+
+/**
+ * Created by ensar on 03/10/16.
+ */
+public class GitHubUser {
+    public static final String TAG = GitHubUser.class.getSimpleName();
+
+    private String login;
+    private String html_url;
+    private String avatar_url;
+
+    public String getLogin() {
+        return login;
+    }
+
+    public void setLogin(String login) {
+        this.login = login;
+    }
+
+    public String getHtml_url() {
+        return html_url;
+    }
+
+    public void setHtml_url(String html_url) {
+        this.html_url = html_url;
+    }
+
+    public String getAvatar_url() {
+        return avatar_url;
+    }
+
+    public void setAvatar_url(String avatar_url) {
+        this.avatar_url = avatar_url;
+    }
+}

app/src/main/java/com/ensarsarajcic/reactivegithubsample/network/GitHubApi.java

@@ -0,0 +1,27 @@
+package com.ensarsarajcic.reactivegithubsample.network;
+
+import com.ensarsarajcic.reactivegithubsample.models.GitHubRepo;
+import com.ensarsarajcic.reactivegithubsample.models.GitHubSearchResponse;
+import com.ensarsarajcic.reactivegithubsample.models.GitHubUser;
+
+import java.util.List;
+
+import retrofit2.Call;
+import retrofit2.http.GET;
+import retrofit2.http.Path;
+import retrofit2.http.Query;
+
+/**
+ * Created by ensar on 03/10/16.
+ */
+public interface GitHubApi {
+
+    @GET("/users")
+    Call<List<GitHubUser>> getUsers(@Query("since") Integer since);
+
+    @GET("/search/users")
+    Call<GitHubSearchResponse> searchForUsers(@Query("q") String query);
+
+    @GET("/users/{user}/repos")
+    Call<List<GitHubRepo>> getUserRepos(@Path("user") String user);
+}

app/src/main/java/com/ensarsarajcic/reactivegithubsample/network/RestClient.java

@@ -0,0 +1,34 @@
+package com.ensarsarajcic.reactivegithubsample.network;
+
+import retrofit2.Retrofit;
+import retrofit2.converter.gson.GsonConverterFactory;
+
+/**
+ * Created by ensar on 03/10/16.
+ */
+public class RestClient {
+    public static final String TAG = RestClient.class.getSimpleName();
+
+    private static GitHubApi gitHubApi;
+    private static Retrofit restAdapter = null;
+
+    public static Retrofit getRestAdapter() {
+        if(restAdapter == null) {
+            Retrofit.Builder builder = new Retrofit.Builder()
+                    .addConverterFactory(GsonConverterFactory.create())
+                    .baseUrl("https://api.github.com/");
+            restAdapter = builder.build();
+        }
+        return  restAdapter;
+    }
+
+
+    public static GitHubApi getGitHubApi() {
+        if(gitHubApi == null) {
+            gitHubApi = getRestAdapter().create(GitHubApi.class);
+        }
+        return gitHubApi;
+    }
+
+
+}

app/src/main/java/com/ensarsarajcic/reactivegithubsample/views/GitHubUsersAdapter.java

@@ -0,0 +1,222 @@
+package com.ensarsarajcic.reactivegithubsample.views;
+
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.support.v7.widget.RecyclerView;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ArrayAdapter;
+import android.widget.ImageView;
+import android.widget.ListView;
+import android.widget.TextView;
+
+import com.ensarsarajcic.reactivegithubsample.R;
+import com.ensarsarajcic.reactivegithubsample.models.GitHubRepo;
+import com.ensarsarajcic.reactivegithubsample.models.GitHubUser;
+import com.ensarsarajcic.reactivegithubsample.network.RestClient;
+import com.jakewharton.rxbinding.view.RxView;
+import com.jakewharton.rxbinding.widget.RxCompoundButton;
+import com.jakewharton.rxbinding.widget.RxTextView;
+
+import java.io.IOException;
+import java.net.URL;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Random;
+
+import rx.Observable;
+import rx.Subscriber;
+import rx.android.schedulers.AndroidSchedulers;
+import rx.functions.Func1;
+import rx.functions.Func2;
+import rx.schedulers.Schedulers;
+import rx.subscriptions.CompositeSubscription;
+
+
+/**
+ * Created by ensar on 03/10/16.
+ */
+public class GitHubUsersAdapter extends RecyclerView.Adapter<GitHubUsersAdapter.GitHubUserViewHolder> {
+    public static final String TAG = GitHubUsersAdapter.class.getSimpleName();
+
+    private List<GitHubUser> users;
+    private CompositeSubscription compositeSubscription;
+
+    public GitHubUsersAdapter(List<GitHubUser> users) {
+        this.users = users;
+        compositeSubscription = new CompositeSubscription();
+    }
+
+    public void setItems(List<GitHubUser> users) {
+        this.users = users;
+    }
+
+    @Override
+    public GitHubUserViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
+        View itemView = LayoutInflater.from(parent.getContext())
+                .inflate(R.layout.list_item, parent, false);
+
+        return new GitHubUserViewHolder(itemView);
+    }
+
+    @Override
+    public void onBindViewHolder(final GitHubUserViewHolder holder, int position) {
+        GitHubUser gitHubUser = users.get(position);
+        holder.tvUserName.setText(gitHubUser.getLogin());
+        holder.tvUserUrl.setText(gitHubUser.getHtml_url());
+
+        Observable<Bitmap> fetchImageObservable = Observable.just(gitHubUser).startWith(new GitHubUser())
+                .map(new Func1<GitHubUser, Bitmap>() {
+                    @Override
+                    public Bitmap call(GitHubUser gitHubUser) {
+                        if(gitHubUser.getAvatar_url() == null) {
+                            return BitmapFactory.decodeResource(holder.itemView.getContext().getResources(), R.mipmap.ic_launcher);
+                        }
+
+                        try {
+                            URL url = new URL(gitHubUser.getAvatar_url());
+                            return BitmapFactory.decodeStream(url.openConnection().getInputStream());
+                        } catch (Exception e) {
+                            e.printStackTrace();
+                            return null;
+                        }
+                    }
+                })
+                .filter(new Func1<Bitmap, Boolean>() {
+                    @Override
+                    public Boolean call(Bitmap bitmap) {
+                        return bitmap != null;
+                    }
+                })
+                .subscribeOn(Schedulers.io())
+                .observeOn(AndroidSchedulers.mainThread());
+
+        Observable<List<GitHubRepo>> fetchUserReposObservable = Observable.just(gitHubUser)
+                .map(new Func1<GitHubUser, List<GitHubRepo>>() {
+                    @Override
+                    public List<GitHubRepo> call(GitHubUser gitHubUser) {
+                        try {
+                            return RestClient.getGitHubApi().getUserRepos(gitHubUser.getLogin()).execute().body();
+                        } catch (IOException e) {
+                            e.printStackTrace();
+                            Log.e(TAG, "call: ", e);
+                            return null;
+                        }
+                    }
+                })
+                .filter(new Func1<List<GitHubRepo>, Boolean>() {
+                    @Override
+                    public Boolean call(List<GitHubRepo> gitHubRepos) {
+                        return gitHubRepos != null;
+                    }
+                })
+                .subscribeOn(Schedulers.io())
+                .observeOn(AndroidSchedulers.mainThread());
+
+//        Observable<Void> randomReposObservable = RxView.clicks(holder.tvRepos).subscribeOn(AndroidSchedulers.mainThread());
+//
+//        compositeSubscription.add(randomReposObservable.subscribe(new Subscriber<Void>() {
+//            @Override
+//            public void onCompleted() {
+//                Log.d(TAG, "onCompleted: ");
+//            }
+//
+//            @Override
+//            public void onError(Throwable e) {
+//                Log.d(TAG, "onError: ");
+//            }
+//
+//            @Override
+//            public void onNext(Void aVoid) {
+//                Log.d(TAG, "onNext: ");
+//            }
+//        }));
+//
+//        Observable<List<GitHubRepo>> gitHubReposObservable = Observable.combineLatest(randomReposObservable, fetchUserReposObservable, new Func2<Void, List<GitHubRepo>, List<GitHubRepo>>() {
+//            @Override
+//            public List<GitHubRepo> call(Void aVoid, List<GitHubRepo> gitHubRepos) {
+//                return gitHubRepos;
+//            }
+//        }).subscribeOn(AndroidSchedulers.mainThread());
+
+        Observable<List<String>> repoNamesObservable = fetchUserReposObservable.map(new Func1<List<GitHubRepo>, List<String>>() {
+            @Override
+            public List<String> call(List<GitHubRepo> gitHubRepos) {
+                List<String> names = new ArrayList<String>();
+                for (int i = 0; i < 3; i++) {
+                    if(gitHubRepos.isEmpty()) break;
+                    int position = new Random().nextInt(gitHubRepos.size());
+                    names.add(gitHubRepos.get(position).getName());
+                    gitHubRepos.remove(position);
+                }
+                return names;
+            }
+        });
+
+
+
+        compositeSubscription.add(fetchImageObservable.subscribe(new Subscriber<Bitmap>() {
+            @Override
+            public void onCompleted() {
+            }
+            @Override
+            public void onError(Throwable e) {
+            }
+
+            @Override
+            public void onNext(Bitmap bitmap) {
+                holder.ivUser.setImageBitmap(bitmap);
+            }
+        }));
+
+        final ArrayAdapter<String> stringArrayAdapter = new ArrayAdapter<String>(holder.itemView.getContext(), R.layout.repo);
+        holder.lvRepos.setAdapter(stringArrayAdapter);
+
+        compositeSubscription.add(repoNamesObservable.subscribe(new Subscriber<List<String>>() {
+            @Override
+            public void onCompleted() {
+
+            }
+
+            @Override
+            public void onError(Throwable e) {
+
+            }
+
+            @Override
+            public void onNext(List<String> strings) {
+                stringArrayAdapter.clear();
+                stringArrayAdapter.addAll(strings);
+                stringArrayAdapter.notifyDataSetChanged();
+            }
+        }));
+    }
+
+    @Override
+    public int getItemCount() {
+        return users.size();
+    }
+
+    public class GitHubUserViewHolder extends RecyclerView.ViewHolder {
+        private ImageView ivUser;
+        private TextView tvUserName;
+        private TextView tvUserUrl;
+        private ListView lvRepos;
+
+        public GitHubUserViewHolder(View itemView) {
+            super(itemView);
+            ivUser = (ImageView) itemView.findViewById(R.id.ivUser);
+            tvUserName = (TextView) itemView.findViewById(R.id.tvUserName);
+            tvUserUrl = (TextView) itemView.findViewById(R.id.tvUserUrl);
+            lvRepos = (ListView) itemView.findViewById(R.id.lvRepos);
+        }
+    }
+
+    public void clearSubscriptions() {
+        if(!compositeSubscription.isUnsubscribed()) {
+            compositeSubscription.unsubscribe();
+        }
+    }
+}

app/src/main/java/com/ensarsarajcic/reactivegithubsample/views/MainActivity.java

@@ -0,0 +1,146 @@
+package com.ensarsarajcic.reactivegithubsample.views;
+
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.support.v7.widget.DefaultItemAnimator;
+import android.support.v7.widget.LinearLayoutManager;
+import android.support.v7.widget.RecyclerView;
+import android.text.TextUtils;
+import android.widget.EditText;
+
+import com.ensarsarajcic.reactivegithubsample.R;
+import com.ensarsarajcic.reactivegithubsample.models.GitHubSearchResponse;
+import com.ensarsarajcic.reactivegithubsample.models.GitHubUser;
+import com.ensarsarajcic.reactivegithubsample.network.RestClient;
+import com.jakewharton.rxbinding.widget.RxTextView;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Random;
+import java.util.concurrent.TimeUnit;
+
+import rx.Observable;
+import rx.Subscriber;
+import rx.android.schedulers.AndroidSchedulers;
+import rx.functions.Func1;
+import rx.schedulers.Schedulers;
+import rx.subscriptions.CompositeSubscription;
+
+public class MainActivity extends AppCompatActivity {
+    private static final String TAG = MainActivity.class.getSimpleName();
+
+    EditText etSearch;
+    RecyclerView rvUsers;
+
+    CompositeSubscription compositeSubscription;
+
+    Observable<CharSequence> textChangeStream;
+    Observable<List<GitHubUser>> gitHubSearchResponseStream;
+    Observable<List<GitHubUser>> gitHubUsersResponseStream;
+    Observable<List<GitHubUser>> gitHubAllResponsesStream;
+
+    GitHubUsersAdapter adapter;
+
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+
+        etSearch = (EditText) findViewById(R.id.etSearch);
+        rvUsers = (RecyclerView) findViewById(R.id.rvUsers);
+
+        adapter = new GitHubUsersAdapter(new ArrayList<GitHubUser>());
+        rvUsers.setAdapter(adapter);
+        RecyclerView.LayoutManager layoutManager = new LinearLayoutManager(getApplicationContext());
+        rvUsers.setLayoutManager(layoutManager);
+        rvUsers.setItemAnimator(new DefaultItemAnimator());
+
+        compositeSubscription = new CompositeSubscription();
+        textChangeStream = RxTextView.textChanges(etSearch).
+                debounce(1, TimeUnit.SECONDS).subscribeOn(AndroidSchedulers.mainThread());
+
+        gitHubSearchResponseStream = textChangeStream.filter(new Func1<CharSequence, Boolean>() {
+                    @Override
+                    public Boolean call(CharSequence charSequence) {
+                        return !TextUtils.isEmpty(charSequence);
+                    }
+                })
+                .map(new Func1<CharSequence, GitHubSearchResponse>() {
+                    @Override
+                    public GitHubSearchResponse call(CharSequence charSequence) {
+                        try {
+                            return RestClient.getGitHubApi().searchForUsers(charSequence.toString()).execute().body();
+                        } catch (IOException ioException) {
+                            ioException.printStackTrace();
+                            return null;
+                        }
+                    }
+                })
+                .filter(new Func1<GitHubSearchResponse, Boolean>() {
+                    @Override
+                    public Boolean call(GitHubSearchResponse gitHubSearchResponse) {
+                        return gitHubSearchResponse != null;
+                    }
+                })
+                .map(new Func1<GitHubSearchResponse, List<GitHubUser>>() {
+                    @Override
+                    public List<GitHubUser> call(GitHubSearchResponse gitHubSearchResponse) {
+                        return gitHubSearchResponse.getItems();
+                    }
+                })
+                .subscribeOn(Schedulers.io())
+                .observeOn(AndroidSchedulers.mainThread());
+
+        gitHubUsersResponseStream = textChangeStream.
+                filter(new Func1<CharSequence, Boolean>() {
+                    @Override
+                    public Boolean call(CharSequence charSequence) {
+                        return TextUtils.isEmpty(charSequence);
+                    }
+                })
+                .map(new Func1<CharSequence, List<GitHubUser>>() {
+                    @Override
+                    public List<GitHubUser> call(CharSequence charSequence) {
+                        try {
+                            return RestClient.getGitHubApi().getUsers(new Random().nextInt(1000)).execute().body();
+                        } catch (IOException ioException) {
+                            ioException.printStackTrace();
+                            return new ArrayList<GitHubUser>();
+                        }
+                    }
+                })
+                .subscribeOn(Schedulers.io()).
+                observeOn(AndroidSchedulers.mainThread());
+
+        gitHubAllResponsesStream = Observable.merge(gitHubSearchResponseStream, gitHubUsersResponseStream);
+
+        compositeSubscription.add(gitHubAllResponsesStream.subscribe(new Subscriber<List<GitHubUser>>() {
+            @Override
+            public void onCompleted() {
+
+            }
+
+            @Override
+            public void onError(Throwable e) {
+                e.printStackTrace();
+            }
+
+            @Override
+            public void onNext(List<GitHubUser> gitHubUsers) {
+                adapter.setItems(gitHubUsers);
+                adapter.notifyDataSetChanged();
+            }
+        }));
+    }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        adapter.clearSubscriptions();
+        if(!compositeSubscription.isUnsubscribed()) {
+            compositeSubscription.unsubscribe();
+        }
+    }
+}

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

@@ -8,10 +8,19 @@
     android:paddingLeft="@dimen/activity_horizontal_margin"
     android:paddingRight="@dimen/activity_horizontal_margin"
     android:paddingTop="@dimen/activity_vertical_margin"
-    tools:context="com.ensarsarajcic.reactivegithubsample.MainActivity">
+    tools:context="com.ensarsarajcic.reactivegithubsample.views.MainActivity">
 
-    <TextView
-        android:layout_width="wrap_content"
+    <EditText
+        android:id="@+id/etSearch"
+        android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:text="Hello World!" />
+        android:text="Search" />
+
+    <android.support.v7.widget.RecyclerView
+        android:id="@+id/rvUsers"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_below="@+id/etSearch"
+        android:layout_alignParentLeft="true"
+        android:layout_alignParentStart="true"/>
 </RelativeLayout>

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

@@ -0,0 +1,59 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical" android:layout_width="match_parent"
+    android:layout_height="200dp">
+
+    <TextView
+        android:layout_width="200dp"
+        android:layout_height="wrap_content"
+        android:id="@+id/tvUserName"
+        android:layout_alignParentTop="true"
+        android:layout_alignParentRight="true"
+        android:layout_alignParentEnd="true"
+        android:layout_marginRight="39dp"
+        android:layout_marginEnd="39dp"
+        android:layout_marginTop="29dp"
+        android:textSize="20sp"
+        android:ellipsize="end"
+        android:text="USERNAME"
+        android:textColor="@color/colorPrimary"/>
+
+    <TextView
+        android:id="@+id/tvUserUrl"
+        android:layout_width="200dp"
+        android:layout_height="wrap_content"
+        android:text="https://userurl.com"
+        android:layout_below="@+id/tvUserName"
+        android:layout_alignLeft="@+id/tvUserName"
+        android:layout_alignStart="@+id/tvUserName"
+        android:autoLink="all"/>
+
+    <TextView
+        android:id="@+id/tvRepos"
+        android:text="3 random repos:"
+        android:layout_below="@+id/tvUserUrl"
+        android:layout_alignLeft="@+id/tvUserUrl"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content" />
+
+    <ListView
+        android:id="@+id/lvRepos"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_alignParentBottom="true"
+        android:layout_below="@+id/tvRepos"
+        android:layout_toRightOf="@+id/ivUser"/>
+
+    <ImageView
+        android:id="@+id/ivUser"
+        android:layout_width="100dp"
+        android:layout_height="100dp"
+        android:src="@mipmap/ic_launcher"
+        android:layout_marginRight="21dp"
+        android:layout_marginEnd="21dp"
+        android:layout_centerVertical="true"
+        android:layout_toLeftOf="@+id/tvUserName"
+        android:layout_toStartOf="@+id/tvUserName" />
+
+
+</RelativeLayout>

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

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TextView xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent" android:layout_height="match_parent">
+
+</TextView>

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

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <color name="colorPrimary">#3F51B5</color>
+    <color name="colorPrimary">#123DE1</color>
     <color name="colorPrimaryDark">#303F9F</color>
-    <color name="colorAccent">#FF4081</color>
+    <color name="colorAccent">#22AACC</color>
 </resources>