Shoppinglist CRUD Funktionen

Shoppinglisten Hinzufügen, Bearbeiten und Löschen
Shoppinglisten zeigen jetzt Farben an

.idea/assetWizardSettings.xml

@@ -16,10 +16,36 @@
                             <entry key="actionbar">
                               <value>
                                 <PersistentState>
+                                  <option name="children">
+                                    <map>
+                                      <entry key="clipArt">
+                                        <value>
+                                          <PersistentState>
+                                            <option name="values">
+                                              <map>
+                                                <entry key="color" value="000000" />
+                                              </map>
+                                            </option>
+                                          </PersistentState>
+                                        </value>
+                                      </entry>
+                                      <entry key="image">
+                                        <value>
+                                          <PersistentState>
+                                            <option name="values">
+                                              <map>
+                                                <entry key="color" value="000000" />
+                                              </map>
+                                            </option>
+                                          </PersistentState>
+                                        </value>
+                                      </entry>
+                                    </map>
+                                  </option>
                                   <option name="values">
                                     <map>
                                       <entry key="assetType" value="IMAGE" />
-                                      <entry key="imageAsset" value="C:\Users\georg\Downloads\2x\baseline_add_circle_outline_black_18dp.png" />
+                                      <entry key="imageAsset" value="C:\Users\georg\Downloads\close.png" />
                                       <entry key="outputName" value="logo" />
                                       <entry key="theme" value="CUSTOM" />
                                       <entry key="themeColor" value="000000" />
@@ -50,12 +76,62 @@
                                     <map>
                                       <entry key="backgroundAssetType" value="COLOR" />
                                       <entry key="backgroundColor" value="353535" />
-                                      <entry key="foregroundImage" value="G:\Teamablagen\SmartShopper\Design\Logo\logo.png" />
+                                      <entry key="backgroundLayerName" value="ic_launcher_background" />
+                                      <entry key="foregroundImage" value="C:\Users\georg\Downloads\close.png" />
+                                      <entry key="foregroundLayerName" value="ic_launcher_foreground" />
+                                      <entry key="outputName" value="close" />
                                     </map>
                                   </option>
                                 </PersistentState>
                               </value>
                             </entry>
+                            <entry key="launcherLegacy">
+                              <value>
+                                <PersistentState>
+                                  <option name="children">
+                                    <map>
+                                      <entry key="clipArt">
+                                        <value>
+                                          <PersistentState>
+                                            <option name="values">
+                                              <map>
+                                                <entry key="color" value="000000" />
+                                              </map>
+                                            </option>
+                                          </PersistentState>
+                                        </value>
+                                      </entry>
+                                    </map>
+                                  </option>
+                                </PersistentState>
+                              </value>
+                            </entry>
+                            <entry key="notification">
+                              <value>
+                                <PersistentState>
+                                  <option name="children">
+                                    <map>
+                                      <entry key="clipArt">
+                                        <value>
+                                          <PersistentState>
+                                            <option name="values">
+                                              <map>
+                                                <entry key="color" value="000000" />
+                                              </map>
+                                            </option>
+                                          </PersistentState>
+                                        </value>
+                                      </entry>
+                                    </map>
+                                  </option>
+                                </PersistentState>
+                              </value>
+                            </entry>
+                          </map>
+                        </option>
+                        <option name="values">
+                          <map>
+                            <entry key="outputIconType" value="ACTIONBAR" />
                           </map>
                         </option>
                       </PersistentState>

.idea/gradle.xml

@@ -3,6 +3,9 @@
   <component name="GradleSettings">
     <option name="linkedExternalProjectsSettings">
       <GradleProjectSettings>
+        <compositeConfiguration>
+          <compositeBuild compositeDefinitionSource="SCRIPT" />
+        </compositeConfiguration>
         <option name="distributionType" value="DEFAULT_WRAPPED" />
         <option name="externalProjectPath" value="$PROJECT_DIR$" />
         <option name="modules">

.idea/misc.xml

@@ -5,7 +5,7 @@
     <option name="myDefaultNotNull" value="android.support.annotation.NonNull" />
     <option name="myNullables">
       <value>
-        <list size="7">
+        <list size="10">
           <item index="0" class="java.lang.String" itemvalue="org.jetbrains.annotations.Nullable" />
           <item index="1" class="java.lang.String" itemvalue="javax.annotation.Nullable" />
           <item index="2" class="java.lang.String" itemvalue="javax.annotation.CheckForNull" />
@@ -13,18 +13,24 @@
           <item index="4" class="java.lang.String" itemvalue="android.support.annotation.Nullable" />
           <item index="5" class="java.lang.String" itemvalue="androidx.annotation.Nullable" />
           <item index="6" class="java.lang.String" itemvalue="androidx.annotation.RecentlyNullable" />
+          <item index="7" class="java.lang.String" itemvalue="org.checkerframework.checker.nullness.qual.Nullable" />
+          <item index="8" class="java.lang.String" itemvalue="org.checkerframework.checker.nullness.compatqual.NullableDecl" />
+          <item index="9" class="java.lang.String" itemvalue="org.checkerframework.checker.nullness.compatqual.NullableType" />
         </list>
       </value>
     </option>
     <option name="myNotNulls">
       <value>
-        <list size="6">
+        <list size="9">
           <item index="0" class="java.lang.String" itemvalue="org.jetbrains.annotations.NotNull" />
           <item index="1" class="java.lang.String" itemvalue="javax.annotation.Nonnull" />
           <item index="2" class="java.lang.String" itemvalue="edu.umd.cs.findbugs.annotations.NonNull" />
           <item index="3" class="java.lang.String" itemvalue="android.support.annotation.NonNull" />
           <item index="4" class="java.lang.String" itemvalue="androidx.annotation.NonNull" />
           <item index="5" class="java.lang.String" itemvalue="androidx.annotation.RecentlyNonNull" />
+          <item index="6" class="java.lang.String" itemvalue="org.checkerframework.checker.nullness.qual.NonNull" />
+          <item index="7" class="java.lang.String" itemvalue="org.checkerframework.checker.nullness.compatqual.NonNullDecl" />
+          <item index="8" class="java.lang.String" itemvalue="org.checkerframework.checker.nullness.compatqual.NonNullType" />
         </list>
       </value>
     </option>

app/build.gradle

@@ -29,6 +29,7 @@ dependencies {
     androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
     implementation 'com.google.firebase:firebase-auth:16.1.0'
     implementation 'com.google.firebase:firebase-messaging:17.3.4'
+    implementation 'com.google.firebase:firebase-core:16.0.6'
     implementation 'com.firebase:firebase-jobdispatcher:0.8.5'
     implementation 'com.google.android.gms:play-services-auth:16.0.1'
     implementation 'com.firebaseui:firebase-ui-auth:4.1.0'
@@ -36,4 +37,6 @@ dependencies {
     implementation group: 'postgresql', name: 'postgresql', version: '9.1-901.jdbc4'
     implementation 'com.squareup.picasso:picasso:2.71828'
     implementation 'com.android.support:swiperefreshlayout:28.0.0-alpha1'
+    implementation 'com.android.support:cardview-v7:28.0.0'
+    implementation 'com.github.danielnilsson9:color-picker-view:1.4.0@aar'
 }

app/src/main/AndroidManifest.xml

@@ -12,6 +12,7 @@
         android:supportsRtl="true"
         android:theme="@style/AppTheme"
         android:usesCleartextTraffic="true">
+        <activity android:name=".activitys.Colorpicker"></activity>
         <activity android:name=".activitys.LoginActivity">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
@@ -36,17 +37,15 @@
         -->
         <meta-data
             android:name="com.google.firebase.messaging.default_notification_color"
-            android:resource="@color/colorAccent" />
+            android:resource="@color/colorAccent" /> <!-- [START firebase_service] -->
-        <!-- [START firebase_service] -->
         <service android:name=".messaging.MyFirebaseMessagingService">
             <intent-filter>
                 <action android:name="com.google.firebase.MESSAGING_EVENT" />
             </intent-filter>
-        </service>
+        </service> <!-- [END firebase_service] -->
-        <!-- [END firebase_service] -->
         <activity
             android:name=".activitys.ShoppinglistDetails"
-            android:label="@string/title_activity_shoppinglist_details"></activity>
+            android:label="@string/title_activity_shoppinglist_details" />
     </application>
 
 </manifest>

app/src/main/java/at/smartshopper/smartshopper/activitys/Colorpicker.java

@@ -0,0 +1,102 @@
+package at.smartshopper.smartshopper.activitys;
+
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.graphics.Color;
+import android.net.Uri;
+import android.preference.PreferenceManager;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
+import android.widget.LinearLayout;
+
+import com.github.danielnilsson9.colorpickerview.view.ColorPanelView;
+import com.github.danielnilsson9.colorpickerview.view.ColorPickerView;
+
+import at.smartshopper.smartshopper.R;
+
+public class Colorpicker extends AppCompatActivity {
+
+    private ColorPickerView mColorPickerView;
+    private ColorPanelView mOldColorPanelView;
+    private ColorPanelView mNewColorPanelView;
+
+    private Button mOkButton;
+    private Button mCancelButton;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_colorpicker);
+        init();
+    }
+
+    private void init() {
+
+
+        mColorPickerView = (ColorPickerView) findViewById(R.id.colorpickerview__color_picker_view);
+        mOldColorPanelView = (ColorPanelView) findViewById(R.id.colorpickerview__color_panel_old);
+        mNewColorPanelView = (ColorPanelView) findViewById(R.id.colorpickerview__color_panel_new);
+
+        mOkButton = (Button) findViewById(R.id.okButton);
+        mCancelButton = (Button) findViewById(R.id.cancelButton);
+
+
+        ((LinearLayout) mOldColorPanelView.getParent()).setPadding(
+                mColorPickerView.getPaddingLeft(), 0,
+                mColorPickerView.getPaddingRight(), 0);
+
+
+        mColorPickerView.setOnColorChangedListener(new ColorPickerView.OnColorChangedListener() {
+            @Override
+            public void onColorChanged(int newColor) {
+                mNewColorPanelView.setColor(mColorPickerView.getColor());
+            }
+        });
+        mColorPickerView.setColor(Color.parseColor("#FFFFFF"), true);
+        mOldColorPanelView.setColor(Color.parseColor("#FFFFFF"));
+
+        mOkButton.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                exitResult(mColorPickerView.getColor() + "");
+            }
+        });
+        mCancelButton.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                exitResult(null);
+            }
+        });
+
+    }
+
+
+    /**
+     * Bendet den Colorpicker und sendet an die vorherige activity einen STring
+     *
+     * @param result String der an die Aufrufactivity zurückgesendet werden soll. Wenn null dann wird nichts gesendet
+     */
+    private void exitResult(String result) {
+        if (result == null) {
+            finish();
+        } else {
+            Intent data = new Intent();
+
+            //---set the data to pass back---
+            data.setData(Uri.parse(result));
+            setResult(RESULT_OK, data);
+            //---close the activity---
+            finish();
+        }
+    }
+
+    /**
+     * Wenn zurück geklickt wird, wird das Program ohne result geschlosen
+     */
+    @Override
+    public void onBackPressed() {
+        exitResult(mColorPickerView.getColor() + "");
+    }
+}

app/src/main/java/at/smartshopper/smartshopper/activitys/Dash.java

@@ -1,44 +1,90 @@
 package at.smartshopper.smartshopper.activitys;
 
 import android.content.Intent;
+import android.graphics.Color;
 import android.net.Uri;
+import android.os.Build;
 import android.os.Bundle;
 import android.os.Handler;
+import android.support.design.widget.FloatingActionButton;
 import android.support.v4.widget.SwipeRefreshLayout;
 import android.support.v7.app.AppCompatActivity;
 import android.support.v7.widget.LinearLayoutManager;
 import android.support.v7.widget.RecyclerView;
+import android.view.Gravity;
+import android.view.LayoutInflater;
 import android.view.Menu;
 import android.view.MenuItem;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.ImageButton;
+
+import at.smartshopper.smartshopper.R;
+
+import android.widget.PopupWindow;
 import android.widget.TabHost;
 import android.widget.Toast;
 
 import com.google.firebase.auth.FirebaseAuth;
 import com.google.firebase.auth.FirebaseUser;
+import com.squareup.picasso.Picasso;
 
 import org.json.JSONException;
 
 import java.sql.SQLException;
 import java.util.List;
 
-import at.smartshopper.smartshopper.R;
+
 import at.smartshopper.smartshopper.db.Database;
 import at.smartshopper.smartshopper.shoppinglist.Shoppinglist;
 import at.smartshopper.smartshopper.shoppinglist.ShoppinglistAdapter;
 
 
-public class Dash extends AppCompatActivity {
+public class Dash extends AppCompatActivity implements ShoppinglistAdapter.OnItemClicked, ShoppinglistAdapter.OnChangeItemClick {
 
     private Database db = new Database();
     private SwipeRefreshLayout ownswiperefresh;
+    private FloatingActionButton addShoppinglistFab;
+    private PopupWindow popupWindowAdd;
+    private String color;
+    private Button colorBtn;
+
+    /**
+     * Setzt das atribut color wenn die activity colorpicker beendet wird
+     *
+     * @param requestCode
+     * @param resultCode
+     * @param data
+     */
+    public void onActivityResult(int requestCode, int resultCode, Intent data) {
+        if (requestCode == 1) {
+            if (resultCode == RESULT_OK) {
+                int color = Integer.parseInt(data.getData().toString());
+                this.color = colorToHexString(color);
+                colorBtn.setBackgroundColor(Color.parseColor(this.color));
+            }
+        }
+    }
 
 
+    /**
+     * Convertiert eine int farbe in eine hexa dezimale Farbe
+     *
+     * @param color Farbe zum umwandeln in int
+     * @return farbe als hex im string
+     */
+    private static String colorToHexString(int color) {
+        return String.format("#%06X", 0xFFFFFFFF & color);
+    }
 
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_dash);
+        color = "ffffff";
 
 
         // Erstellt die Tabs
@@ -88,14 +134,135 @@ public class Dash extends AppCompatActivity {
                 }
             });
 
+            addShoppinglistFab = (FloatingActionButton) findViewById(R.id.addShoppinglistFab);
+
+            addShoppinglistFab.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    try {
+                        showShoppinglistEditView(false, null, v);
+                    } catch (SQLException e) {
+                        e.printStackTrace();
+                    } catch (JSONException e) {
+                        e.printStackTrace();
+                    }
+                }
+
+
+            });
+
 
         }
     }
 
+    /**
+     * Zeigt ein Popup das zum Bearbeiten/Erstellen einer Shoppingliste dient.
+     * Wenn eine Shoppingliste bearbeitet werden soll, muss fromDB true sein und sl_id mit einer id gefüllt
+     * Wenn erstellt werden soll muss fromDB false sein und sl_id null
+     *
+     * @param fromDB True wenn daten von der DB kommen sollen, wenn false dann muss die sl_id null sein
+     * @param sl_id  Muss nur eine sl_id drinnen sein wenn fromDB true ist
+     * @param v      der View auf dem das Popup sein soll
+     */
+    private void showShoppinglistEditView(final boolean fromDB, String sl_id, View v) throws SQLException, JSONException {
+        final LayoutInflater inflater = (LayoutInflater) getApplicationContext().getSystemService(LAYOUT_INFLATER_SERVICE);
+
+        final String username = FirebaseAuth.getInstance().getCurrentUser().getUid();
+
+        View customView = inflater.inflate(R.layout.add_shoppinglist_dialog, null);
+
+        ImageButton addClose = (ImageButton) customView.findViewById(R.id.addClose);
+        colorBtn = (Button) customView.findViewById(R.id.addColor);
+        Button addFertig = (Button) customView.findViewById(R.id.addFertig);
+        final EditText name = (EditText) customView.findViewById(R.id.addName);
+        final EditText description = (EditText) customView.findViewById(R.id.addDescription);
+
+        Picasso.get().load(R.drawable.close).into(addClose);
+
+        if (fromDB) {
+            Shoppinglist dbShoppinglist = db.getShoppinglist(sl_id);
+            String colorstring;
+            if(dbShoppinglist.getcolor().contains("#")){
+                colorstring = dbShoppinglist.getcolor();
+            }else{
+                colorstring = "#" + dbShoppinglist.getcolor();
+            }
+            colorBtn.setBackgroundColor(Color.parseColor(colorstring));
+            name.setText(dbShoppinglist.getname());
+            description.setText(dbShoppinglist.getdescription());
+        } else {
+            color = "ffffff";
+        }
+
+        final String sl_idString = sl_id;
+        addFertig.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+
+                if(fromDB){
+                    try {
+                        db.editShoppinglist(sl_idString, name.getText().toString(), description.getText().toString(), color);
+                        color = "ffffff";
+                        popupWindowAdd.dismiss();
+                        showOwnShoppingList(username);
+                    } catch (SQLException e) {
+                        e.printStackTrace();
+                    } catch (JSONException e) {
+                        e.printStackTrace();
+                    }
+                }else {
+                    try {
+                        db.addShoppinglist(name.getText().toString(), description.getText().toString(), username, color);
+                        color = "ffffff";
+                        popupWindowAdd.dismiss();
+                        showOwnShoppingList(username);
+                    } catch (SQLException e) {
+                        e.printStackTrace();
+                    } catch (JSONException e) {
+                        e.printStackTrace();
+                    }
+                }
+
+            }
+
+        });
+
+        colorBtn.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Intent intent = new Intent(Dash.this, Colorpicker.class);
+                startActivityForResult(intent, 1);
+
+            }
+        });
+
+        addClose.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                popupWindowAdd.dismiss();
+            }
+        });
+
+        popupWindowAdd = new PopupWindow(customView, ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
+
+        // Set an elevation value for popup window
+        // Call requires API level 21
+        if (Build.VERSION.SDK_INT >= 21) {
+            popupWindowAdd.setElevation(5.0f);
+        }
+
+        popupWindowAdd.setOutsideTouchable(false);
+        popupWindowAdd.setFocusable(true);
+
+
+        popupWindowAdd.showAtLocation(v, Gravity.CENTER, 0, 0);
+        popupWindowAdd.update();
+    }
+
     /**
      * Logt den User aus und geht zur Login Activity
      */
-    private void logout(){
+    private void logout() {
         finish();
         FirebaseAuth.getInstance().signOut();
         Intent intent = new Intent(this, LoginActivity.class);
@@ -139,7 +306,10 @@ public class Dash extends AppCompatActivity {
         ownRecycleView.setLayoutManager(new LinearLayoutManager(this));
         List<Shoppinglist> ownListsList = db.getMyShoppinglists(uid);
         ShoppinglistAdapter shpAdapter = new ShoppinglistAdapter(Dash.this, ownListsList);
+        shpAdapter.setOnDelClick(Dash.this);
+        shpAdapter.setOnChangeClick(Dash.this);
         ownRecycleView.setAdapter(shpAdapter);
+
     }
 
     /**
@@ -166,7 +336,7 @@ public class Dash extends AppCompatActivity {
     /**
      * Schickt an die Login Activity einen intend mit dem extra EXIT. Um die app zu schließen
      */
-    private void exit(){
+    private void exit() {
         Intent intent = new Intent(Dash.this, LoginActivity.class);
         intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
         intent.putExtra("EXIT", true);
@@ -184,6 +354,7 @@ public class Dash extends AppCompatActivity {
 
     /**
      * Menu item Action listener
+     *
      * @param item Action Item
      * @return True wenn erfolgreich
      */
@@ -225,9 +396,41 @@ public class Dash extends AppCompatActivity {
 
             @Override
             public void run() {
-                doubleBackToExitPressedOnce=false;
+                doubleBackToExitPressedOnce = false;
             }
         }, 2000);
     }
 
+    /**
+     * Das ist der Onclick für die einzelnen shoppinglists. Löscht eine shoppinglist und refreshed alle anderen
+     *
+     * @param sl_id Die Shoppingliste dieser Id wird gelöscht
+     */
+    @Override
+    public void onItemClick(String sl_id) {
+        try {
+            db.delShoppinglist(sl_id);
+            showOwnShoppingList(FirebaseAuth.getInstance().getCurrentUser().getUid());
+        } catch (SQLException e) {
+            e.printStackTrace();
+        } catch (JSONException e) {
+            e.printStackTrace();
+        }
+    }
+
+    /**
+     * Das ist der oncklick für eine einzelen Shoppinglist. Bearbeitet eine Shoppinglist
+     *
+     * @param sl_id Die Shoppinglist die bearbeitet werden soll
+     */
+    @Override
+    public void onChangeItemClick(String sl_id, View v) {
+        try {
+            showShoppinglistEditView(true, sl_id, v);
+        } catch (SQLException e) {
+            e.printStackTrace();
+        } catch (JSONException e) {
+            e.printStackTrace();
+        }
+    }
 }

app/src/main/java/at/smartshopper/smartshopper/db/Database.java

@@ -50,6 +50,116 @@ public class Database {
         System.out.println("Database connected!");
     }
 
+    /**
+     * Löscht eine Shoppingliste aus der Tabelle:
+     * Shoppinglist / - member / -admin
+     *
+     * @param sl_id Shoppinglist Id welche gelöscht werden soll
+     * @throws SQLException
+     */
+    public void delShoppinglist(String sl_id) throws SQLException {
+        sqlUpdate("DELETE FROM \"Shoppinglist_admin\" WHERE sl_id = ?", sl_id);
+        sqlUpdate("DELETE FROM \"Shoppinglist_member\" WHERE sl_id = ?", sl_id);
+        sqlUpdate("DELETE FROM \"Shoppinglist\" WHERE sl_id = ?", sl_id);
+    }
+
+
+    /**
+     * Erstellt eine neue Shoppingliste mit den dazugehörigen Usern
+     *
+     * @param name        Name der Shoppingliste
+     * @param description Beschreibung der Shoppingliste
+     * @param username    Username des erstellers der Shoppingliste
+     * @param color       Farbe der Shoppingliste
+     * @throws SQLException
+     */
+    public void addShoppinglist(String name, String description, String username, String color) throws SQLException {
+        String sl_id = generateSL_Id();
+        if (!checkIfUserExists(username)) {
+            createUser(username);
+        }
+        createShoppinglist(sl_id, name, description, color);
+        createAdmin(sl_id, username);
+
+    }
+
+    /**
+     * Erstellt einen neuen Admin in der Tabelle Shoppinglist_admin
+     *
+     * @param sl_id    Die Shopppinglist Id
+     * @param username Der username des Admins
+     * @throws SQLException
+     */
+    private void createAdmin(String sl_id, String username) throws SQLException {
+        String SQL = "INSERT INTO \"Shoppinglist_admin\" (username, sl_id) VALUES (?, ?)";
+        connectDatabase();
+        PreparedStatement pstmt = conect.prepareStatement(SQL);
+        pstmt.setString(1, username);
+        pstmt.setString(2, sl_id);
+        pstmt.executeUpdate();
+    }
+
+    /**
+     * Erstellt einen neue Shoppingliste in der Tabelle Shoppinglist
+     *
+     * @param sl_id       Shopppinglist Id
+     * @param name        Shoppinglist name
+     * @param description Shoppinglist beschriebung
+     * @param color       Shoppinglist Farbe
+     * @throws SQLException
+     */
+    private void createShoppinglist(String sl_id, String name, String description, String color) throws SQLException {
+        String SQL = "INSERT INTO \"Shoppinglist\" (sl_id, name, description, color) VALUES (?, ?, ?, ?)";
+        connectDatabase();
+        PreparedStatement pstmt = conect.prepareStatement(SQL);
+        pstmt.setString(1, sl_id);
+        pstmt.setString(2, name);
+        pstmt.setString(3, description);
+        pstmt.setString(4, color);
+        pstmt.executeUpdate();
+    }
+
+    /**
+     * Erstellt einen neuen User, wenn keiner existiert
+     *
+     * @param username Der Username des neuen Users
+     * @throws SQLException
+     */
+    private void createUser(String username) throws SQLException {
+        String SQL = "INSERT INTO \"User\" (username) VALUES (?)";
+        connectDatabase();
+        PreparedStatement pstmt = conect.prepareStatement(SQL);
+        pstmt.setString(1, username);
+        pstmt.executeUpdate();
+
+    }
+
+    /**
+     * Prüft ob ein User bereits in der DB vorhanden ist. Wenn ja dann wird true returned
+     *
+     * @param username Der username nach dem geprüft werden soll
+     * @return True wenn User existiert, False wenn nicht
+     * @throws SQLException
+     */
+    private boolean checkIfUserExists(String username) throws SQLException {
+        String SQL = "SELECT username FROM \"User\"";
+        connectDatabase();
+        PreparedStatement pstmt = conect.prepareStatement(SQL);
+        ResultSet rs = pstmt.executeQuery();
+        ArrayList<String> outUserList = new ArrayList<String>();
+        while (rs.next()) {
+            outUserList.add(rs.getString(1));
+        }
+
+        if (outUserList.contains(username)) {
+            return true;
+        } else {
+            return false;
+        }
+
+
+    }
+
     /**
      * Verbindet sich mit dem Server
      * Holt die eigenen Shoppinglisten vom Server. Und speichert diese in eine List mit Shoppinglist Objekten
@@ -94,6 +204,7 @@ public class Database {
 
     /**
      * Hoolt alle groups und items der list und erstelt ein Detail objekt von jeder group. Die detail objekte kommen in eine List
+     *
      * @param sl_id Shoppinglist Id mit der gearbeitet wird
      * @return Eine List mit Details über jede Shoppinglist
      * @throws SQLException
@@ -121,6 +232,24 @@ public class Database {
 
     }
 
+    /**
+     * Generiert eine neue 8 stellige sl_id
+     *
+     * @return Neue Sl_id
+     */
+    private String generateSL_Id() {
+        String possible = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
+        String output = "";
+
+        for (int i = 0; i < 8; i++) {
+            output += possible.charAt((int) Math.floor(Math.random() * possible.length()));
+        }
+
+        System.out.println("Generate SL_ID: " + output);
+
+        return output;
+    }
+
     /**
      * Holt alle Items einer bestimmten shoppingliste, angegeben durch die shoppinglist id
      *
@@ -191,6 +320,84 @@ public class Database {
     }
 
 
+    /**
+     * Bearbeitet die Eigenschaften einer Shoppingliste
+     * @param sl_id Shoppinglist Id welche zu bearbeiten ist
+     * @param newname Neuer Shoppinglistname
+     * @param newdescription Neue Shoppinglist Beschreibung
+     * @param newColor Neue Shoppinglist Farbe
+     * @throws SQLException
+     * @throws JSONException
+     */
+    public void editShoppinglist(String sl_id, String newname, String newdescription, String newColor) throws SQLException, JSONException {
+        Shoppinglist oldShoppinglist = getShoppinglist(sl_id);
+
+        if(!oldShoppinglist.getname().equals(newname) && newname != null){
+            sqlUpdate2Param("UPDATE \"Shoppinglist\" SET name = ? WHERE sl_id = ?", newname, sl_id);
+        }
+
+        if(!oldShoppinglist.getdescription().equals(newdescription) && newdescription != null){
+            sqlUpdate2Param("UPDATE \"Shoppinglist\" SET description = ? WHERE sl_id = ?", newdescription, sl_id);
+        }
+
+        if(!oldShoppinglist.getcolor().equals(newColor) && newColor != null){
+            sqlUpdate2Param("UPDATE \"Shoppinglist\" SET color = ? WHERE sl_id = ?", newColor, sl_id);
+        }
+    }
+
+
+    /**
+     * Führt einen SQL Befehl durch der keine rückgabe hat.
+     *
+     * @param SQL   Der SQL befehl
+     * @param param ein Parameter
+     * @param param2 ein 2. Parameter
+     * @throws SQLException
+     */
+    private void sqlUpdate2Param(String SQL, String param, String param2) throws SQLException {
+        connectDatabase();
+        PreparedStatement pstmt = conect.prepareStatement(SQL);
+        pstmt.setString(1, param);
+        pstmt.setString(2, param2);
+        pstmt.executeUpdate();
+    }
+    /**
+     * Führt einen SQL Befehl durch der keine rückgabe hat.
+     *
+     * @param SQL   Der SQL befehl
+     * @param param ein Parameter
+     * @throws SQLException
+     */
+    private void sqlUpdate(String SQL, String param) throws SQLException {
+        connectDatabase();
+        PreparedStatement pstmt = conect.prepareStatement(SQL);
+        pstmt.setString(1, param);
+        pstmt.executeUpdate();
+    }
+
+    /**
+     * Hollt eine Shoppingliste vom server
+     * @param sl_id Shoppingliste welche heruntergelanden werden soll
+     * @return Ein Shoppinglist Objekt
+     * @throws SQLException
+     * @throws JSONException
+     */
+    public Shoppinglist getShoppinglist(String sl_id) throws SQLException, JSONException {
+        String SQL = "SELECT row_to_json(\"Shoppinglist\") AS obj FROM \"Shoppinglist\" JOIN \"Shoppinglist_admin\" USING (sl_id) WHERE sl_id = ?";
+        connectDatabase();
+
+        PreparedStatement pstmt = conect.prepareStatement(SQL);
+        System.out.println(sl_id);
+        pstmt.setString(1, sl_id);
+        ResultSet rs = pstmt.executeQuery();
+        rs.next();
+        String resultString = rs.getString(1);
+        JSONObject jsonObject = new JSONObject(resultString);
+
+        return new Shoppinglist(sl_id, jsonObject.getString("name"), jsonObject.getString("description"), jsonObject.getString("invitelink"), jsonObject.getString("color"));
+    }
+
+
     /**
      * NICHT VERWENDEN FUNKTIONIERT NICHT!!
      * <p>
@@ -206,19 +413,15 @@ public class Database {
     private ResultSet databaseRequest(String SQL, String uid) throws SQLException {
         connectDatabase();
 
-        ResultSet rs = null;
+        PreparedStatement pstmt = conect.prepareStatement(SQL);
-        try (PreparedStatement pstmt = conect.prepareStatement(SQL)) {
+        pstmt.setString(1, uid);
-            pstmt.setString(1, uid);
+        ResultSet rs = pstmt.executeQuery();
-            rs = pstmt.executeQuery();
+        System.out.println(uid);
-            System.out.println(uid);
 
-            //HIER
+        //HIER
-            //WEITER
+        //WEITER
-            //PROGRAMMIEREN
+        //PROGRAMMIEREN
 
-        } catch (SQLException ex) {
-            System.out.println(ex.getMessage());
-        }
         return rs;
     }
 }

app/src/main/java/at/smartshopper/smartshopper/shoppinglist/ShoppinglistAdapter.java

@@ -2,12 +2,16 @@ package at.smartshopper.smartshopper.shoppinglist;
 
 import android.content.Context;
 import android.content.Intent;
+import android.graphics.Color;
+import android.media.Image;
 import android.net.Uri;
 import android.os.Bundle;
+import android.support.v7.widget.CardView;
 import android.support.v7.widget.RecyclerView;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.ImageButton;
 import android.widget.ImageView;
 import android.widget.TextView;
 
@@ -15,14 +19,19 @@ import com.google.firebase.auth.FirebaseAuth;
 import com.google.firebase.auth.FirebaseUser;
 import com.squareup.picasso.Picasso;
 
+import java.sql.SQLException;
 import java.util.List;
 
 import at.smartshopper.smartshopper.R;
 import at.smartshopper.smartshopper.activitys.ShoppinglistDetails;
 import at.smartshopper.smartshopper.customViews.RoundCornersTransformation;
+import at.smartshopper.smartshopper.db.Database;
 
 public class ShoppinglistAdapter extends RecyclerView.Adapter<ShoppinglistAdapter.ShoppinglistViewHolder> {
 
+    private OnChangeItemClick onChangeClick;
+    private OnItemClicked onClick;
+    private at.smartshopper.smartshopper.db.Database db;
 
     //this context we will use to inflate the layout
     private Context mCtx;
@@ -38,6 +47,7 @@ public class ShoppinglistAdapter extends RecyclerView.Adapter<ShoppinglistAdapte
 
     /**
      * Erstellt einen Neuen view holder mit aktueller view
+     *
      * @param parent
      * @param viewType
      * @return
@@ -52,18 +62,46 @@ public class ShoppinglistAdapter extends RecyclerView.Adapter<ShoppinglistAdapte
 
     /**
      * Setzt alle Daten in die View elemente
-     * @param holder Das View Holder Objekt mit allen elementen
+     *
+     * @param holder   Das View Holder Objekt mit allen elementen
      * @param position Der Index welcher aus der data list genommen werden soll
      */
     @Override
-    public void onBindViewHolder(ShoppinglistViewHolder holder, int position) {
+    public void onBindViewHolder(ShoppinglistViewHolder holder, final int position) {
         //getting the product of the specified position,
-        Shoppinglist shoppinglist = this.shoppinglist.get(position);
+        final Shoppinglist shoppinglist = this.shoppinglist.get(position);
+
+        db = new Database();
+
 
         //binding the data with the viewholder views
         holder.textViewTitle.setText(shoppinglist.getname());
         System.out.println(shoppinglist.getname());
         holder.textViewBeschreibung.setText(shoppinglist.getdescription());
+
+        holder.bearbeiten.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                onChangeClick.onChangeItemClick(shoppinglist.getSlId(), v);
+            }
+        });
+
+        holder.del.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                onClick.onItemClick(shoppinglist.getSlId());
+            }
+        });
+
+        int cardcolor;
+        try {
+            cardcolor = Color.parseColor(shoppinglist.getcolor());
+        } catch (Exception e) {
+            cardcolor = Color.parseColor("#FFFFFF");
+        }
+
+        holder.ownList.setCardBackgroundColor(cardcolor);
+
         FirebaseUser user = FirebaseAuth.getInstance().getCurrentUser();
         if (user != null) {
             // Name, email address, and profile photo Url
@@ -71,7 +109,7 @@ public class ShoppinglistAdapter extends RecyclerView.Adapter<ShoppinglistAdapte
             Uri photoUrl = user.getPhotoUrl();
             holder.ownerName.setText(name);
             Picasso.get().load(photoUrl).resize(250, 250).transform(new RoundCornersTransformation(30, 30, true, true)).into(holder.imageView);
-           // holder.imageView.setImageDrawable(Drawable.createFromPath("@drawable/common_google_signin_btn_icon_dark"));
+            // holder.imageView.setImageDrawable(Drawable.createFromPath("@drawable/common_google_signin_btn_icon_dark"));
 
             // Check if user's email is verified
 
@@ -81,17 +119,49 @@ public class ShoppinglistAdapter extends RecyclerView.Adapter<ShoppinglistAdapte
         }
 
 
-
     }
 
 
-
+    /**
-
+     * Holt die anzahl der items in dem Adapter
+     * @return Anzahl der Items in dem Adapter
+     */
     @Override
     public int getItemCount() {
         return shoppinglist.size();
     }
 
+    /**
+     * Interface damit onoclick in der dash activity ausgeführt werden kann
+     */
+    public interface OnItemClicked {
+        void onItemClick(String sl_id);
+    }
+
+    /**
+     * Interface damit onoclick in der dash activity ausgeführt werden kann
+     */
+    public interface OnChangeItemClick{
+        void onChangeItemClick(String sl_id, View v);
+    }
+
+    /**
+     * Setzt das OnChangeItemClick event
+     * @param onChangeClick Der Click event Listener
+     */
+    public void setOnChangeClick(OnChangeItemClick onChangeClick){
+        this.onChangeClick = onChangeClick;
+    }
+
+    /**
+     * Setzt das OnItemClicked event
+     * @param onClick Der Click Listener
+     */
+    public void setOnDelClick(OnItemClicked onClick)
+    {
+        this.onClick=onClick;
+    }
+
 
     /**
      * Haltet alle elemente. Durch ein Objekt von dem kann jedes Element welches hier drinnen angeführt ist verwendet werden
@@ -100,6 +170,8 @@ public class ShoppinglistAdapter extends RecyclerView.Adapter<ShoppinglistAdapte
 
         TextView textViewTitle, textViewBeschreibung, ownerName;
         ImageView imageView;
+        CardView ownList;
+        ImageButton bearbeiten, del;
 
         public ShoppinglistViewHolder(View itemView) {
             super(itemView);
@@ -108,6 +180,9 @@ public class ShoppinglistAdapter extends RecyclerView.Adapter<ShoppinglistAdapte
             textViewBeschreibung = itemView.findViewById(R.id.shoppinglistBeschreibung);
             imageView = itemView.findViewById(R.id.shoppinglistOwner);
             ownerName = itemView.findViewById(R.id.ownerName);
+            ownList = itemView.findViewById(R.id.ownLists);
+            bearbeiten = itemView.findViewById(R.id.bearbeiteShoppinglist);
+            del = itemView.findViewById(R.id.deleteShoppinglist);
 
             itemView.setOnClickListener(new View.OnClickListener() {
                 @Override
@@ -121,12 +196,10 @@ public class ShoppinglistAdapter extends RecyclerView.Adapter<ShoppinglistAdapte
                     v.getContext().startActivity(intent);
 
 
-
                 }
             });
         }
 
 
-
     }
 }

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

@@ -0,0 +1,76 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:picker="http://schemas.android.com/apk/res-auto"
+    android:layout_width="fill_parent"
+    android:layout_height="fill_parent"
+    android:orientation="vertical">
+
+    <RelativeLayout
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_weight="1"
+        android:padding="16dp" >
+
+        <com.github.danielnilsson9.colorpickerview.view.ColorPickerView
+            android:id="@id/colorpickerview__color_picker_view"
+            android:layout_width="fill_parent"
+            android:layout_height="wrap_content"
+            picker:alphaChannelVisible="true" />
+
+        <LinearLayout
+            android:layout_width="wrap_content"
+            android:layout_height="40dp"
+            android:layout_alignLeft="@id/colorpickerview__color_picker_view"
+            android:layout_alignRight="@id/colorpickerview__color_picker_view"
+            android:layout_below="@id/colorpickerview__color_picker_view"
+            android:layout_marginTop="16dp"
+            android:orientation="horizontal" >
+
+            <com.github.danielnilsson9.colorpickerview.view.ColorPanelView
+                android:id="@id/colorpickerview__color_panel_old"
+                android:layout_width="0px"
+                android:layout_height="fill_parent"
+                android:layout_weight="0.5" />
+
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="fill_parent"
+                android:layout_marginLeft="10dp"
+                android:layout_marginRight="10dp"
+                android:gravity="center"
+                android:text="→"
+                android:textColor="#646464"
+                android:textSize="20sp" />
+
+            <com.github.danielnilsson9.colorpickerview.view.ColorPanelView
+                android:id="@id/colorpickerview__color_panel_new"
+                android:layout_width="0px"
+                android:layout_height="fill_parent"
+                android:layout_weight="0.5" />
+        </LinearLayout>
+    </RelativeLayout>
+
+
+    <LinearLayout
+        android:id="@+id/buttonbar"
+        style="@android:style/ButtonBar"
+        android:layout_width="fill_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal" >
+
+        <Button
+            android:id="@+id/okButton"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:text="@android:string/ok" />
+
+        <Button
+            android:id="@+id/cancelButton"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:text="@android:string/cancel"  />
+    </LinearLayout>
+
+</LinearLayout>

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

@@ -90,7 +90,7 @@
     </TabHost>
 
     <android.support.design.widget.FloatingActionButton
-        android:id="@+id/floatingActionButton4"
+        android:id="@+id/addShoppinglistFab"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_marginEnd="8dp"

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

@@ -0,0 +1,153 @@
+<?xml version="1.0" encoding="utf-8"?>
+<android.support.v7.widget.CardView xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    app:cardCornerRadius="8dp"
+    app:cardPreventCornerOverlap="true"
+    app:cardUseCompatPadding="true">
+
+    <TableLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <TableRow
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:gravity="center">
+
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:gravity="right"
+                android:orientation="vertical">
+
+                <ImageButton
+                    android:id="@+id/addClose"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:adjustViewBounds="false"
+                    android:background="@color/fui_transparent"
+                    app:srcCompat="@drawable/close" />
+            </LinearLayout>
+        </TableRow>
+
+        <TableRow
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:gravity="center">
+
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:gravity="center"
+                android:orientation="vertical">
+
+                <TextView
+                    android:id="@+id/textView"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:text="Shoppingliste Hinzufügen"
+                    android:textAlignment="center"
+                    android:textColor="@android:color/background_dark"
+                    android:textSize="18sp"
+                    android:textStyle="bold" />
+            </LinearLayout>
+        </TableRow>
+
+        <TableRow
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:gravity="center"
+            android:orientation="horizontal">
+
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:orientation="horizontal">
+
+                <TextView
+                    android:id="@+id/nameTv"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_weight="1"
+                    android:text="Name:" />
+
+                <EditText
+                    android:id="@+id/addName"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_weight="1"
+                    android:ems="10"
+                    android:inputType="textPersonName" />
+            </LinearLayout>
+        </TableRow>
+
+        <TableRow
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:gravity="center">
+
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:gravity="center"
+                android:orientation="horizontal">
+
+                <TextView
+                    android:id="@+id/descriptionTv"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_weight="1"
+                    android:text="Beschreibung:" />
+
+                <EditText
+                    android:id="@+id/addDescription"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_weight="1"
+                    android:ems="10"
+                    android:inputType="textPersonName" />
+            </LinearLayout>
+        </TableRow>
+
+        <TableRow
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:gravity="center">
+
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:gravity="center"
+                android:orientation="vertical">
+
+                <Button
+                    android:id="@+id/addColor"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_weight="1"
+                    android:text="Farbe auswählen" />
+            </LinearLayout>
+        </TableRow>
+
+        <TableRow
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:gravity="center">
+
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:gravity="center"
+                android:orientation="vertical">
+
+                <Button
+                    android:id="@+id/addFertig"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:text="Fertig" />
+            </LinearLayout>
+        </TableRow>
+    </TableLayout>
+</android.support.v7.widget.CardView>

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

@@ -8,60 +8,132 @@
     card_view:cardUseCompatPadding="true"
     card_view:cardCornerRadius="8dp">
 
-    <android.support.constraint.ConstraintLayout
+    <TableRow
         android:layout_width="match_parent"
-        android:layout_height="match_parent">
+        android:layout_height="match_parent" >
 
-        <ImageView
+        <android.support.constraint.ConstraintLayout
-            android:id="@+id/shoppinglistOwner"
+            android:layout_width="match_parent"
-            android:layout_width="wrap_content"
+            android:layout_height="match_parent">
-            android:layout_height="wrap_content"
-            android:layout_marginStart="15dp"
-            android:scaleType="centerCrop"
-            card_view:layout_constraintStart_toStartOf="parent"
-            card_view:layout_constraintTop_toTopOf="parent"
-            tools:srcCompat="@drawable/common_google_signin_btn_icon_dark" />
 
-        <TextView
+            <LinearLayout
-            android:id="@+id/shoppinglistName"
+                android:id="@+id/linearLayout2"
-            android:layout_width="wrap_content"
+                android:layout_width="0dp"
-            android:layout_height="wrap_content"
+                android:layout_height="wrap_content"
-            android:layout_marginStart="8dp"
+                android:layout_marginTop="8dp"
-            android:layout_marginTop="8dp"
+                android:layout_marginBottom="8dp"
-            android:layout_marginEnd="8dp"
+                android:gravity="center"
-            android:text="Name"
+                android:orientation="vertical"
-            android:textSize="18sp"
+                card_view:layout_constraintBottom_toBottomOf="parent"
-            android:textStyle="bold"
+                card_view:layout_constraintEnd_toStartOf="@+id/guideline"
-            card_view:layout_constraintEnd_toEndOf="parent"
+                card_view:layout_constraintStart_toStartOf="parent"
-            card_view:layout_constraintStart_toEndOf="@+id/shoppinglistOwner"
+                card_view:layout_constraintTop_toTopOf="parent">
-            card_view:layout_constraintTop_toTopOf="parent" />
 
-        <TextView
+                <ImageView
-            android:id="@+id/shoppinglistBeschreibung"
+                    android:id="@+id/shoppinglistOwner"
-            android:layout_width="wrap_content"
+                    android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
+                    android:layout_height="wrap_content"
-            android:layout_marginStart="8dp"
+                    android:scaleType="centerCrop"
-            android:layout_marginTop="8dp"
+                    card_view:layout_constraintStart_toStartOf="parent"
-            android:layout_marginEnd="8dp"
+                    card_view:layout_constraintTop_toTopOf="parent"
-            android:layout_marginBottom="8dp"
+                    tools:srcCompat="@drawable/common_google_signin_btn_icon_dark" />
-            android:text="Beschreibung"
-            card_view:layout_constraintBottom_toBottomOf="parent"
-            card_view:layout_constraintEnd_toEndOf="parent"
-            card_view:layout_constraintStart_toEndOf="@+id/shoppinglistOwner"
-            card_view:layout_constraintTop_toBottomOf="@+id/shoppinglistName" />
 
-        <TextView
+                <TextView
-            android:id="@+id/ownerName"
+                    android:id="@+id/ownerName"
-            android:layout_width="wrap_content"
+                    android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
+                    android:layout_height="wrap_content"
-            android:layout_marginStart="15dp"
+                    android:text="OwnerName"
-            android:layout_marginBottom="8dp"
+                    android:textSize="10sp"
-            android:text="OwnerName"
+                    card_view:layout_constraintBottom_toBottomOf="parent"
-            android:textSize="10sp"
+                    card_view:layout_constraintStart_toStartOf="parent"
-            card_view:layout_constraintBottom_toBottomOf="parent"
+                    card_view:layout_constraintTop_toBottomOf="@+id/shoppinglistOwner" />
-            card_view:layout_constraintStart_toStartOf="parent"
-            card_view:layout_constraintTop_toBottomOf="@+id/shoppinglistOwner" />
 
-    </android.support.constraint.ConstraintLayout>
+            </LinearLayout>
+
+            <android.support.constraint.Guideline
+                android:id="@+id/guideline"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:orientation="vertical"
+                card_view:layout_constraintGuide_begin="96dp" />
+
+            <LinearLayout
+                android:id="@+id/linearLayout"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:orientation="vertical"
+                card_view:layout_constraintBottom_toBottomOf="parent"
+                card_view:layout_constraintEnd_toStartOf="@+id/guideline2"
+                card_view:layout_constraintStart_toStartOf="@+id/guideline"
+                card_view:layout_constraintTop_toTopOf="parent">
+
+                <TextView
+                    android:id="@+id/shoppinglistName"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginStart="8dp"
+                    android:layout_marginTop="8dp"
+                    android:layout_marginEnd="8dp"
+                    android:text="Name"
+                    android:textSize="18sp"
+                    android:textStyle="bold"
+                    card_view:layout_constraintEnd_toEndOf="parent"
+                    card_view:layout_constraintStart_toEndOf="@+id/shoppinglistOwner"
+                    card_view:layout_constraintTop_toTopOf="parent" />
+
+                <TextView
+                    android:id="@+id/shoppinglistBeschreibung"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginStart="8dp"
+                    android:layout_marginTop="8dp"
+                    android:layout_marginEnd="8dp"
+                    android:layout_marginBottom="8dp"
+                    android:text="Beschreibung"
+                    card_view:layout_constraintBottom_toBottomOf="parent"
+                    card_view:layout_constraintEnd_toEndOf="parent"
+                    card_view:layout_constraintStart_toEndOf="@+id/shoppinglistOwner"
+                    card_view:layout_constraintTop_toBottomOf="@+id/shoppinglistName" />
+            </LinearLayout>
+
+            <android.support.constraint.Guideline
+                android:id="@+id/guideline2"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:orientation="vertical"
+                card_view:layout_constraintGuide_begin="343dp" />
+
+            <LinearLayout
+                android:layout_width="0dp"
+                android:layout_height="0dp"
+                android:layout_marginTop="8dp"
+                android:layout_marginEnd="8dp"
+                android:gravity="right|top"
+                android:orientation="horizontal"
+                card_view:layout_constraintBottom_toBottomOf="parent"
+                card_view:layout_constraintEnd_toEndOf="parent"
+                card_view:layout_constraintStart_toStartOf="@+id/guideline2"
+                card_view:layout_constraintTop_toTopOf="parent">
+
+                <ImageButton
+                    android:id="@+id/bearbeiteShoppinglist"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:background="@color/fui_transparent"
+                    card_view:srcCompat="@drawable/bearbeiten" />
+
+                <ImageButton
+                    android:id="@+id/deleteShoppinglist"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:background="@color/fui_transparent"
+                    card_view:srcCompat="@drawable/delete" />
+
+            </LinearLayout>
+
+        </android.support.constraint.ConstraintLayout>
+
+    </TableRow>
 
 </android.support.v7.widget.CardView>

build.gradle

@@ -7,7 +7,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.2.1'
+        classpath 'com.android.tools.build:gradle:3.3.0'
         classpath 'com.google.gms:google-services:4.0.1'
 
         // NOTE: Do not place your application dependencies here; they belong

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,6 @@
+#Mon Jan 28 14:20:03 CET 2019
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.6-all.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.10.1-all.zip