Merge branch 'master' of http://khuhub.khu.ac.kr/cse437_e/smartdoorlock-frontend into sumin

 package com.sunnni.smartdoorlock.api;
 
+import android.os.Build;
 import android.os.Handler;
 import android.util.Log;
 
-import com.google.gson.JsonArray;
 import com.google.gson.JsonElement;
 import com.google.gson.JsonObject;
 import com.google.gson.JsonParser;
+import com.sunnni.smartdoorlock.data.Auth;
+import com.sunnni.smartdoorlock.data.Device;
+import com.sunnni.smartdoorlock.data.RemoteRecord;
+import com.sunnni.smartdoorlock.data.Setting;
+import com.sunnni.smartdoorlock.data.Video;
 
-import org.json.JSONObject;
-
-import java.io.BufferedInputStream;
 import java.io.BufferedReader;
 import java.io.InputStream;
 import java.io.InputStreamReader;
 import java.io.OutputStream;
 import java.net.HttpURLConnection;
 import java.net.URL;
+import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.Set;
 
@@ -54,13 +57,12 @@ public class Api {
                     }
 
                     if("POST".equals(method) || "PUT".equals(method)) {
-                        if(params == null) {
-                            throw new Exception("params is null");
+                        if(params != null) {
+                            OutputStream os = conn.getOutputStream();
+                            os.write(params.toString().getBytes());
+                            os.flush();
+                            os.close();
                         }
-                        OutputStream os = conn.getOutputStream();
-                        os.write(params.toString().getBytes());
-                        os.flush();
-                        os.close();
                     }
 
                     int status = conn.getResponseCode();
@@ -158,4 +160,158 @@ public class Api {
             }
         });
     }
+
+    static public void requestRemote(final Callback callback) {
+        JsonObject params = new JsonObject();
+        params.addProperty("device_name", Build.MODEL);
+
+        callApi("POST", "/api/remote", params, new Callback() {
+            @Override
+            public void callbackMethod(Object obj) {
+                ApiResult apiResult = (ApiResult) obj;
+                if(apiResult.isSuccess()) {
+                    callback.callbackMethod(new Boolean(true));
+                } else {
+                    callback.callbackMethod(null);
+                }
+            }
+        });
+    }
+
+    static public void getRemotes(final Callback callback) {
+        callApi("GET", "/api/remote", null, new Callback() {
+            @Override
+            public void callbackMethod(Object obj) {
+                ApiResult apiResult = (ApiResult) obj;
+                if(apiResult.isSuccess()) {
+                    JsonObject resp = (JsonObject) apiResult.getData();
+                    if(resp.has("remoteHistoryList")) {
+                        ArrayList<RemoteRecord> remoteRecords = new ArrayList<RemoteRecord>();
+                        Iterator it = resp.getAsJsonArray("remoteHistoryList").iterator();
+                        while(it.hasNext()) {
+                            JsonObject jsonObject = (JsonObject) it.next();
+                            remoteRecords.add(new RemoteRecord(jsonObject.get("device_name").getAsString(), jsonObject.get("created").getAsString()));
+                        }
+                        callback.callbackMethod(remoteRecords);
+                    } else {
+                        callback.callbackMethod(null);
+                    }
+                } else {
+                    callback.callbackMethod(null);
+                }
+            }
+        });
+    }
+
+    static public void getVideos(final Callback callback) {
+        callApi("GET", "/api/video", null, new Callback() {
+            @Override
+            public void callbackMethod(Object obj) {
+                ApiResult apiResult = (ApiResult) obj;
+                if(apiResult.isSuccess()) {
+                    JsonObject resp = (JsonObject) apiResult.getData();
+                    if(resp.has("videoList")) {
+                        ArrayList<Video> videos = new ArrayList<Video>();
+                        Iterator it = resp.getAsJsonArray("videoList").iterator();
+                        while(it.hasNext()) {
+                            JsonObject jsonObject = (JsonObject) it.next();
+                            videos.add(new Video(jsonObject.get("vid_name").getAsString(), jsonObject.get("thumb").getAsString(), jsonObject.get("created").getAsString()));
+                        }
+                        callback.callbackMethod(videos);
+                    } else {
+                        callback.callbackMethod(null);
+                    }
+                } else {
+                    callback.callbackMethod(null);
+                }
+            }
+        });
+    }
+
+    static public void getVideo(Video video, final Callback callback) {
+        callApi("GET", "/api/video/" + video.getVidName(), null, new Callback() {
+            @Override
+            public void callbackMethod(Object obj) {
+                ApiResult apiResult = (ApiResult) obj;
+                if(apiResult.isSuccess()) {
+                    JsonObject resp = (JsonObject) apiResult.getData();
+                    if(resp.has("s3link")) {
+                        callback.callbackMethod(resp.get("s3link").getAsString());
+                    } else {
+                        callback.callbackMethod(null);
+                    }
+                } else {
+                    callback.callbackMethod(null);
+                }
+            }
+        });
+    }
+
+    static public void removeVideo(Video video, final Callback callback) {
+        callApi("DELETE", "/api/video/" + video.getVidName(), null, new Callback() {
+            @Override
+            public void callbackMethod(Object obj) {
+                ApiResult apiResult = (ApiResult) obj;
+                if(apiResult.isSuccess()) {
+                    callback.callbackMethod(new Boolean(true));
+                } else {
+                    callback.callbackMethod(null);
+                }
+            }
+        });
+    }
+
+    static public void getDevices(final Callback callback) {
+        callApi("GET", "/api/device", null, new Callback() {
+            @Override
+            public void callbackMethod(Object obj) {
+                ApiResult apiResult = (ApiResult) obj;
+                if(apiResult.isSuccess()) {
+                    JsonObject resp = (JsonObject) apiResult.getData();
+                    if(resp.has("deviceList")) {
+                        ArrayList<Device> videos = new ArrayList<Device>();
+                        Iterator it = resp.getAsJsonArray("deviceList").iterator();
+                        while(it.hasNext()) {
+                            JsonObject jsonObject = (JsonObject) it.next();
+                            videos.add(new Device(jsonObject.get("device_id").getAsInt(), jsonObject.get("rfid_id").getAsString(), jsonObject.get("created").getAsString()));
+                        }
+                        callback.callbackMethod(videos);
+                    } else {
+                        callback.callbackMethod(null);
+                    }
+                } else {
+                    callback.callbackMethod(null);
+                }
+            }
+        });
+    }
+
+    static public void removeDevice(Device device, final Callback callback) {
+        callApi("DELETE", "/api/device/" + device.getDeviceId(), null, new Callback() {
+            @Override
+            public void callbackMethod(Object obj) {
+                ApiResult apiResult = (ApiResult) obj;
+                if(apiResult.isSuccess()) {
+                    callback.callbackMethod(new Boolean(true));
+                } else {
+                    callback.callbackMethod(null);
+                }
+            }
+        });
+    }
+
+    static public void requestAddDevice(final Callback callback) {
+        callApi("POST", "/api/device/request", null, new Callback() {
+            @Override
+            public void callbackMethod(Object obj) {
+                ApiResult apiResult = (ApiResult) obj;
+                if(apiResult.isSuccess()) {
+                    callback.callbackMethod(new Boolean(true));
+                } else {
+                    callback.callbackMethod(null);
+                }
+            }
+        });
+    }
+
 }

-package com.sunnni.smartdoorlock.api;
+package com.sunnni.smartdoorlock.data;
 
 public class Auth {
     private boolean isAvailable;

 package com.sunnni.smartdoorlock.data;
 
 public class Device {
-    public String deviceNumber;
-    public String registerDate;
+    private int deviceId;
+    private String RFIDId;
+    private String created;
 
-    public Device(String number, String date){
-        this.deviceNumber = number;
-        this.registerDate = date;
+    public Device(int deviceId, String RFIDId, String created){
+        this.deviceId = deviceId;
+        this.RFIDId = RFIDId;
+        this.created = created;
+    }
+
+    public String getCreated() {
+        return created;
+    }
+
+    public int getDeviceId() {
+        return deviceId;
+    }
+
+    public String getRFIDId() {
+        return RFIDId;
     }
 }

 package com.sunnni.smartdoorlock.data;
 
 public class RemoteRecord {
-    public String deviceName;
-    public String remoteDate;
+    private String deviceName;
+    private String created;
 
-    public RemoteRecord(String name, String date){
-        this.deviceName = name;
-        this.remoteDate = date;
+    public RemoteRecord(String deviceName, String created){
+        this.deviceName = deviceName;
+        this.created = created;
+    }
+
+    public String getDeviceName() {
+        return deviceName;
+    }
+
+    public String getCreated() {
+        return created;
     }
 }

-package com.sunnni.smartdoorlock.api;
+package com.sunnni.smartdoorlock.data;
 
 public class Setting {
     private boolean recording;

+package com.sunnni.smartdoorlock.data;
+
+public class Video {
+    private String vidName;
+    private String thumb;
+    private String created;
+    private String s3link;
+
+    public Video(String vidName, String thumb, String created) {
+        this.vidName = vidName;
+        this.thumb = thumb;
+        this.created = created;
+    }
+
+    public void setS3link(String s3link) {
+        this.s3link = s3link;
+    }
+
+    public String getCreated() {
+        return created;
+    }
+
+    public String getS3link() {
+        return s3link;
+    }
+
+    public String getThumb() {
+        return thumb;
+    }
+
+    public String getVidName() {
+        return vidName;
+    }
+}

@@ -9,17 +9,22 @@ import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 
 import android.content.DialogInterface;
+import android.content.Intent;
 import android.os.Bundle;
 import android.view.View;
 import android.widget.ScrollView;
 import android.widget.Toast;
 
 import com.sunnni.smartdoorlock.R;
+import com.sunnni.smartdoorlock.api.Api;
 import com.sunnni.smartdoorlock.data.Device;
+import com.sunnni.smartdoorlock.data.RemoteRecord;
 
 import java.util.ArrayList;
 import java.util.Objects;
 
+import static android.view.InputDevice.getDevice;
+
 public class DeviceManagerActivity extends AppCompatActivity {
 
     ArrayList<Device> mList = new ArrayList<Device>();
@@ -37,7 +42,7 @@ public class DeviceManagerActivity extends AppCompatActivity {
         setToolbar(mToolbar);
 
         setRecyclerView();
-        setDeviceList();
+        getDevice();
 
         init();
     }
@@ -78,26 +83,21 @@ public class DeviceManagerActivity extends AppCompatActivity {
         mRecyclerView.setAdapter(mAdapter);
     }
 
-    // 기기 목록 dummy data -> api 생성되면 수정
-    private void setDeviceList(){
-        Device temp;
-        mList.add(temp = new Device("0047617826460", "2020.10.08 17:21:30"));
-        mList.add(temp = new Device("0047617826460", "2020.10.08 17:21:30"));
-        mList.add(temp = new Device("0047617826460", "2020.10.08 17:21:30"));
-        mList.add(temp = new Device("0047617826460", "2020.10.08 17:21:30"));
-        mList.add(temp = new Device("0047617826460", "2020.10.08 17:21:30"));
-        mList.add(temp = new Device("0047617826460", "2020.10.08 17:21:30"));
-        mList.add(temp = new Device("0047617826460", "2020.10.08 17:21:30"));
-        mList.add(temp = new Device("0047617826460", "2020.10.08 17:21:30"));
-        mList.add(temp = new Device("0047617826460", "2020.10.08 17:21:30"));
-        mList.add(temp = new Device("0047617826460", "2020.10.08 17:21:30"));
-        mList.add(temp = new Device("0047617826460", "2020.10.08 17:21:30"));
-        mList.add(temp = new Device("0047617826460", "2020.10.08 17:21:30"));
-        mList.add(temp = new Device("0047617826460", "2020.10.08 17:21:30"));
-        mList.add(temp = new Device("0047617826460", "2020.10.08 17:21:30"));
-        mList.add(temp = new Device("0047617826460", "2020.10.08 17:21:30"));
-
-        mAdapter.notifyDataSetChanged();
+    public void getDevice() {
+        Api.getDevices(new Api.Callback() {
+            @Override
+            public void callbackMethod(Object obj) {
+                if(obj == null) {
+                    Toast.makeText(getApplicationContext(), "연결 상태가 불안정합니다.", Toast.LENGTH_SHORT).show();
+                    startActivity(new Intent(DeviceManagerActivity.this, MainActivity.class));
+                    return;
+                } else {
+                    mList.clear();
+                    mList.addAll(0, (ArrayList<Device>) obj);
+                    mAdapter.notifyDataSetChanged();
+                }
+            }
+        });
     }
 
     private void remoteControlDialog() {
@@ -107,7 +107,18 @@ public class DeviceManagerActivity extends AppCompatActivity {
         builder.setPositiveButton("추가", new DialogInterface.OnClickListener() {
             @Override
             public void onClick(DialogInterface dialog, int which) {
-                Toast.makeText(DeviceManagerActivity.this, "도어락에 기기를 태그해주세요.", Toast.LENGTH_LONG).show();
+                Api.requestAddDevice(new Api.Callback() {
+                    @Override
+                    public void callbackMethod(Object obj) {
+                        if(obj == null) {
+                            Toast.makeText(getApplicationContext(), "연결 상태가 불안정합니다.", Toast.LENGTH_SHORT).show();
+                            startActivity(new Intent(DeviceManagerActivity.this, MainActivity.class));
+                            return;
+                        } else {
+                            Toast.makeText(DeviceManagerActivity.this, "도어락에 기기를 태그해주세요.", Toast.LENGTH_LONG).show();
+                        }
+                    }
+                });
             }
         });
         builder.setNegativeButton("취소", new DialogInterface.OnClickListener() {

 package com.sunnni.smartdoorlock.ui;
 
 import android.content.DialogInterface;
+import android.content.Intent;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -14,6 +15,7 @@ import androidx.core.content.res.ResourcesCompat;
 import androidx.recyclerview.widget.RecyclerView;
 
 import com.sunnni.smartdoorlock.R;
+import com.sunnni.smartdoorlock.api.Api;
 import com.sunnni.smartdoorlock.data.Device;
 
 import java.util.ArrayList;
@@ -33,9 +35,9 @@ public class DeviceRecyclerViewAdapter extends RecyclerView.Adapter<DeviceRecycl
             this.mTrashcan = v.findViewById(R.id.img_trashcan);
         }
 
-        void bind(Device device) {
-            mTvDeviceNum.setText(device.deviceNumber);
-            mTvRegisterDate.setText(device.registerDate);
+        void bind(final Device device) {
+            mTvDeviceNum.setText(device.getRFIDId());
+            mTvRegisterDate.setText(device.getCreated());
 
             mTrashcan.setOnClickListener(new View.OnClickListener() {
                 @Override
@@ -46,7 +48,19 @@ public class DeviceRecyclerViewAdapter extends RecyclerView.Adapter<DeviceRecycl
                     builder.setPositiveButton("삭제", new DialogInterface.OnClickListener() {
                         @Override
                         public void onClick(DialogInterface dialog, int which) {
-                            Toast.makeText(itemView.getContext(), "삭제되었습니다.", Toast.LENGTH_SHORT).show();
+                            Api.removeDevice(device, new Api.Callback() {
+                                @Override
+                                public void callbackMethod(Object obj) {
+                                    if(obj == null) {
+                                        Toast.makeText(itemView.getContext(), "연결 상태가 불안정합니다.", Toast.LENGTH_SHORT).show();
+                                        return;
+                                    } else {
+                                        Toast.makeText(itemView.getContext(), "삭제되었습니다.", Toast.LENGTH_LONG).show();
+                                        // TODO : 목록 refresh
+                                        // DeviceManagerActivity.getDevices 를 호출하거나 DeviceManagerActivity.mList에서 device 제거
+                                    }
+                                }
+                            });
                         }
                     });
                     builder.setNegativeButton("취소", new DialogInterface.OnClickListener() {

@@ -22,6 +22,7 @@ import android.widget.Toast;
 
 import com.google.android.material.navigation.NavigationView;
 import com.sunnni.smartdoorlock.R;
+import com.sunnni.smartdoorlock.api.Api;
 
 import java.util.Objects;
 
@@ -220,8 +221,17 @@ public class MainActivity extends AppCompatActivity {
         builder.setPositiveButton("열기", new DialogInterface.OnClickListener() {
             @Override
             public void onClick(DialogInterface dialog, int which) {
-                // 원격 해제 구현 부분
-                Toast.makeText(MainActivity.this, "도어락이 열렸습니다.", Toast.LENGTH_SHORT).show();
+                Api.requestRemote(new Api.Callback() {
+                    @Override
+                    public void callbackMethod(Object obj) {
+                        if(obj == null) {
+                            Toast.makeText(getApplicationContext(),"연결 상태가 불안정합니다.",Toast.LENGTH_SHORT).show();
+                            return;
+                        } else {
+                            Toast.makeText(MainActivity.this, "도어락이 열렸습니다.", Toast.LENGTH_SHORT).show();
+                        }
+                    }
+                });
             }
         });
         builder.setNegativeButton("취소", new DialogInterface.OnClickListener() {

@@ -7,12 +7,15 @@ import androidx.core.widget.NestedScrollView;
 import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 
+import android.content.Intent;
 import android.os.Bundle;
+import android.telecom.Call;
 import android.view.View;
 import android.widget.LinearLayout;
 import android.widget.Toast;
 
 import com.sunnni.smartdoorlock.R;
+import com.sunnni.smartdoorlock.api.Api;
 import com.sunnni.smartdoorlock.data.Device;
 import com.sunnni.smartdoorlock.data.RemoteRecord;
 
@@ -34,7 +37,20 @@ public class RemoteControlRecordActivity extends AppCompatActivity {
         setToolbar(mToolbar);
 
         setRecyclerView();
-        setRecordList();
+        Api.getRemotes(new Api.Callback() {
+            @Override
+            public void callbackMethod(Object obj) {
+                if(obj == null) {
+                    Toast.makeText(getApplicationContext(), "연결 상태가 불안정합니다.", Toast.LENGTH_SHORT).show();
+                    startActivity(new Intent(RemoteControlRecordActivity.this, MainActivity.class));
+                    return;
+                } else {
+                    mRecordList.clear();
+                    mRecordList.addAll(0, (ArrayList<RemoteRecord>) obj);
+                    mAdapter.notifyDataSetChanged();
+                }
+            }
+        });
 
         init();
     }
@@ -66,24 +82,4 @@ public class RemoteControlRecordActivity extends AppCompatActivity {
         mRecyclerView.setLayoutManager(manager);
         mRecyclerView.setAdapter(mAdapter);
     }
-
-    private void setRecordList(){
-        RemoteRecord temp;
-        mRecordList.add(temp = new RemoteRecord("Galaxy Note 10", "2020.10.07(수) 17:50:00"));
-        mRecordList.add(temp = new RemoteRecord("Galaxy Note 10", "2020.10.07(수) 17:50:00"));
-        mRecordList.add(temp = new RemoteRecord("Galaxy Note 10", "2020.10.07(수) 17:50:00"));
-        mRecordList.add(temp = new RemoteRecord("Galaxy Note 10", "2020.10.07(수) 17:50:00"));
-        mRecordList.add(temp = new RemoteRecord("Galaxy Note 10", "2020.10.07(수) 17:50:00"));
-        mRecordList.add(temp = new RemoteRecord("Galaxy Note 10", "2020.10.07(수) 17:50:00"));
-        mRecordList.add(temp = new RemoteRecord("Galaxy Note 10", "2020.10.07(수) 17:50:00"));
-        mRecordList.add(temp = new RemoteRecord("Galaxy Note 10", "2020.10.07(수) 17:50:00"));
-        mRecordList.add(temp = new RemoteRecord("Galaxy Note 10", "2020.10.07(수) 17:50:00"));
-        mRecordList.add(temp = new RemoteRecord("Galaxy Note 10", "2020.10.07(수) 17:50:00"));
-        mRecordList.add(temp = new RemoteRecord("Galaxy Note 10", "2020.10.07(수) 17:50:00"));
-        mRecordList.add(temp = new RemoteRecord("Galaxy Note 10", "2020.10.07(수) 17:50:00"));
-        mRecordList.add(temp = new RemoteRecord("Galaxy Note 10", "2020.10.07(수) 17:50:00"));
-        mRecordList.add(temp = new RemoteRecord("Galaxy Note 10", "2020.10.07(수) 17:50:00"));
-
-        mAdapter.notifyDataSetChanged();
-    }
 }

@@ -29,8 +29,8 @@ public class RemoteRecordRvAdapter extends RecyclerView.Adapter<RemoteRecordRvAd
         }
 
         void bind(RemoteRecord record){
-            mTvDeviceName.setText(record.deviceName);
-            mTvRemoteDate.setText(record.remoteDate);
+            mTvDeviceName.setText(record.getDeviceName());
+            mTvRemoteDate.setText(record.getCreated());
         }
     }
 

@@ -12,7 +12,7 @@ import android.widget.Toast;
 
 import com.sunnni.smartdoorlock.R;
 import com.sunnni.smartdoorlock.api.Api;
-import com.sunnni.smartdoorlock.api.Setting;
+import com.sunnni.smartdoorlock.data.Setting;
 
 import androidx.appcompat.app.AlertDialog;
 import androidx.appcompat.app.AppCompatActivity;

@@ -8,12 +8,9 @@ import android.content.Intent;
 import android.content.SharedPreferences;
 import android.os.Bundle;
 import android.os.Handler;
-import android.util.Log;
-import android.view.MotionEvent;
 import android.view.View;
 import android.view.animation.Animation;
 import android.view.animation.AnimationUtils;
-import android.widget.Button;
 import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.Toast;
@@ -22,7 +19,7 @@ import com.google.android.material.textfield.TextInputEditText;
 import com.google.android.material.textfield.TextInputLayout;
 import com.sunnni.smartdoorlock.R;
 import com.sunnni.smartdoorlock.api.Api;
-import com.sunnni.smartdoorlock.api.Auth;
+import com.sunnni.smartdoorlock.data.Auth;
 
 public class SplashActivity extends AppCompatActivity {
 

@@ -3,15 +3,26 @@ package com.sunnni.smartdoorlock.ui;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.appcompat.widget.Toolbar;
 
+import android.content.Intent;
 import android.os.Bundle;
 import android.view.View;
+import android.widget.Button;
+import android.widget.Toast;
 
 import com.sunnni.smartdoorlock.R;
+import com.sunnni.smartdoorlock.api.Api;
+import com.sunnni.smartdoorlock.data.RemoteRecord;
+import com.sunnni.smartdoorlock.data.Video;
 
+import java.util.ArrayList;
 import java.util.Objects;
 
 public class VideoCheckActivity extends AppCompatActivity {
 
+    ArrayList<Video> mVideoList = new ArrayList<Video>();
+    Button mBtnRemoveVideo;
+    Button mBtnViewVideo;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -19,6 +30,61 @@ public class VideoCheckActivity extends AppCompatActivity {
 
         Toolbar mToolbar = findViewById(R.id.toolbar_video_check);
         setToolbar(mToolbar);
+
+        mBtnRemoveVideo = (Button) findViewById(R.id.btn_remove_video);
+        mBtnViewVideo = (Button) findViewById(R.id.btn_view_video);
+
+        getVideos();
+
+        mBtnRemoveVideo.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                // TODO : 삭제 버튼이 클릭되었을 때
+                // 원래는 각 비디오에 대해서 동작해야 함. 코드 의미 전달을 위해 video[0]에 대해 삭제하는 코드만 구현
+                Api.removeVideo(mVideoList.get(0), new Api.Callback() {
+                    @Override
+                    public void callbackMethod(Object obj) {
+                        if(obj == null) {
+                            Toast.makeText(getApplicationContext(), "연결 상태가 불안정합니다.", Toast.LENGTH_SHORT).show();
+                            startActivity(new Intent(VideoCheckActivity.this, MainActivity.class));
+                            return;
+                        } else {
+                            // 삭제가 완료되었으므로 비디오 리스트 다시 조회
+                            // (또는 해당 비디오만 삭제하고 notifyDataSetChanged)
+                            getVideos();
+                        }
+                    }
+                });
+            }
+        });
+
+        mBtnViewVideo.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                // TODO : 비디오가 클릭되었을 때 (비디오 재생)
+                // 원래는 각 비디오에 대해서 동작해야 함. 코드 의미 전달을 위해 video[0]에 대해 재생하는 코드만 구현
+                final Video video = mVideoList.get(0);
+                // s3 링크를 받아오지 못한 경우에만 조회. 이미 받아온 경우 바로 해당 링크로 재생
+                if(video.getS3link() == null) {
+                    Api.getVideo(mVideoList.get(0), new Api.Callback() {
+                        @Override
+                        public void callbackMethod(Object obj) {
+                            if (obj == null) {
+                                Toast.makeText(getApplicationContext(), "연결 상태가 불안정합니다.", Toast.LENGTH_SHORT).show();
+                                startActivity(new Intent(VideoCheckActivity.this, MainActivity.class));
+                                return;
+                            } else {
+                                String s3link = (String) obj;
+                                video.setS3link(s3link);
+                                // TODO : 비디오 재생 코드 구현 (video.setS3link를 통해)
+                            }
+                        }
+                    });
+                } else {
+                    // TODO : 비디오 재생 코드 구현 (video.setS3link를 통해)
+                }
+            }
+        });
     }
 
     private void setToolbar(Toolbar toolbar){
@@ -35,4 +101,22 @@ public class VideoCheckActivity extends AppCompatActivity {
             }
         });
     }
+
+    private void getVideos() {
+        Api.getVideos(new Api.Callback() {
+            @Override
+            public void callbackMethod(Object obj) {
+                // TODO : 비디오 리스트가 로드되었을 때
+                if(obj == null) {
+                    Toast.makeText(getApplicationContext(), "연결 상태가 불안정합니다.", Toast.LENGTH_SHORT).show();
+                    startActivity(new Intent(VideoCheckActivity.this, MainActivity.class));
+                    return;
+                } else {
+                    mVideoList.clear();
+                    mVideoList.addAll(0, (ArrayList<Video>) obj);
+                    //mAdapter.notifyDataSetChanged();
+                }
+            }
+        });
+    }
 }

@@ -26,4 +26,26 @@
 
     </androidx.appcompat.widget.Toolbar>
 
+    <Button
+        android:id="@+id/btn_remove_video"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginBottom="563dp"
+        android:layout_marginStart="100dp"
+        android:text="btn_remove_video"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/toolbar_video_check" />
+
+    <Button
+        android:id="@+id/btn_view_video"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginBottom="504dp"
+        android:layout_marginStart="6dp"
+        android:text="btn_view_video"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintStart_toStartOf="@+id/btn_remove_video"
+        app:layout_constraintTop_toBottomOf="@+id/toolbar_video_check" />
+
 </androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file