diff --git a/UI/AndroidApp/.gitignore b/UI/AndroidApp/.gitignore
new file mode 100644
index 0000000..6d12dc6
--- /dev/null
+++ b/UI/AndroidApp/.gitignore
@@ -0,0 +1,50 @@
+# Built application files
+*.apk
+*.ap_
+
+# Files for the ART/Dalvik VM
+*.dex
+
+# Java class files
+*.class
+
+# Generated files
+bin/
+gen/
+out/
+output.json
+
+# Gradle files
+.gradle/
+build/
+
+# Local configuration file (sdk path, etc)
+local.properties
+/local.properties
+
+# Proguard folder generated by Eclipse
+proguard/
+
+# Log Files
+*.log
+
+# Android Studio Navigation editor temp files
+.navigation/
+
+# Android Studio captures folder
+captures/
+
+# Intellij
+*.iml
+.idea
+
+# Keystore files
+*.jks
+
+# External native build folder generated in Android Studio 2.2 and later
+.externalNativeBuild
+
+### Android Patch ###
+gen-external-apklibs
+
+.DS_Store
diff --git a/UI/AndroidApp/flavoursWithoutBorders/.gitignore b/UI/AndroidApp/flavoursWithoutBorders/.gitignore
new file mode 100644
index 0000000..6d12dc6
--- /dev/null
+++ b/UI/AndroidApp/flavoursWithoutBorders/.gitignore
@@ -0,0 +1,50 @@
+# Built application files
+*.apk
+*.ap_
+
+# Files for the ART/Dalvik VM
+*.dex
+
+# Java class files
+*.class
+
+# Generated files
+bin/
+gen/
+out/
+output.json
+
+# Gradle files
+.gradle/
+build/
+
+# Local configuration file (sdk path, etc)
+local.properties
+/local.properties
+
+# Proguard folder generated by Eclipse
+proguard/
+
+# Log Files
+*.log
+
+# Android Studio Navigation editor temp files
+.navigation/
+
+# Android Studio captures folder
+captures/
+
+# Intellij
+*.iml
+.idea
+
+# Keystore files
+*.jks
+
+# External native build folder generated in Android Studio 2.2 and later
+.externalNativeBuild
+
+### Android Patch ###
+gen-external-apklibs
+
+.DS_Store
diff --git a/UI/AndroidApp/flavoursWithoutBorders/.idea/vcs.xml b/UI/AndroidApp/flavoursWithoutBorders/.idea/vcs.xml
new file mode 100644
index 0000000..c2365ab
--- /dev/null
+++ b/UI/AndroidApp/flavoursWithoutBorders/.idea/vcs.xml
@@ -0,0 +1,6 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/UI/AndroidApp/flavoursWithoutBorders/app/.gitignore b/UI/AndroidApp/flavoursWithoutBorders/app/.gitignore
new file mode 100644
index 0000000..796b96d
--- /dev/null
+++ b/UI/AndroidApp/flavoursWithoutBorders/app/.gitignore
@@ -0,0 +1 @@
+/build
diff --git a/UI/AndroidApp/flavoursWithoutBorders/app/build.gradle b/UI/AndroidApp/flavoursWithoutBorders/app/build.gradle
new file mode 100644
index 0000000..4eb80b3
--- /dev/null
+++ b/UI/AndroidApp/flavoursWithoutBorders/app/build.gradle
@@ -0,0 +1,45 @@
+apply plugin: 'com.android.application'
+
+android {
+ compileSdkVersion 28
+ defaultConfig {
+ vectorDrawables.useSupportLibrary = true
+ applicationId "gr.auth.databases.flavours"
+ minSdkVersion 19
+ targetSdkVersion 28
+ versionCode 1
+ versionName "0.1"
+ testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+ }
+ buildTypes {
+ release {
+ minifyEnabled false
+ proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+ }
+ }
+}
+
+dependencies {
+ implementation fileTree(dir: 'libs', include: ['*.jar'])
+ implementation 'androidx.appcompat:appcompat:1.0.2'
+ implementation 'androidx.preference:preference:1.1.0-alpha02'
+ implementation 'androidx.legacy:legacy-preference-v14:1.0.0'
+ implementation 'androidx.legacy:legacy-support-v4:1.0.0'
+ implementation 'androidx.cardview:cardview:1.0.0'
+ implementation 'androidx.recyclerview:recyclerview:1.0.0'
+ implementation 'androidx.lifecycle:lifecycle-extensions:2.0.0'
+ implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
+ implementation 'com.google.android.material:material:1.0.0'
+ implementation 'com.google.android.gms:play-services-maps:16.0.0'
+}
+
+configurations.all {
+ resolutionStrategy.eachDependency { DependencyResolveDetails details ->
+ def requested = details.requested
+ if (requested.group == 'com.android.support') {
+ if (!requested.name.startsWith("multidex")) {
+ details.useVersion '25.3.0'
+ }
+ }
+ }
+}
diff --git a/UI/AndroidApp/flavoursWithoutBorders/app/proguard-rules.pro b/UI/AndroidApp/flavoursWithoutBorders/app/proguard-rules.pro
new file mode 100644
index 0000000..f1b4245
--- /dev/null
+++ b/UI/AndroidApp/flavoursWithoutBorders/app/proguard-rules.pro
@@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+# http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+# public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile
diff --git a/UI/AndroidApp/flavoursWithoutBorders/app/src/debug/res/values/google_maps_api.xml b/UI/AndroidApp/flavoursWithoutBorders/app/src/debug/res/values/google_maps_api.xml
new file mode 100644
index 0000000..95e6f00
--- /dev/null
+++ b/UI/AndroidApp/flavoursWithoutBorders/app/src/debug/res/values/google_maps_api.xml
@@ -0,0 +1,24 @@
+
+
+ AIzaSyB12UL0ekklwNqz4mQqLoeSDB53ViSJqjI
+
diff --git a/UI/AndroidApp/flavoursWithoutBorders/app/src/main/AndroidManifest.xml b/UI/AndroidApp/flavoursWithoutBorders/app/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..889519a
--- /dev/null
+++ b/UI/AndroidApp/flavoursWithoutBorders/app/src/main/AndroidManifest.xml
@@ -0,0 +1,46 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/LoginActivity.java b/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/LoginActivity.java
new file mode 100644
index 0000000..0555db9
--- /dev/null
+++ b/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/LoginActivity.java
@@ -0,0 +1,34 @@
+package gr.auth.databases.flavours;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.View;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+public class LoginActivity extends AppCompatActivity {
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setContentView(R.layout.activity_login);
+
+ findViewById(R.id.login_btn_sign_up).setOnClickListener(new View.OnClickListener() {
+ @Override
+ public void onClick(View view) {
+ Intent intent = new Intent(getBaseContext(), SignUpActivity.class);
+ startActivity(intent);
+ finish();
+ }
+ });
+
+ findViewById(R.id.login_btn_login).setOnClickListener(new View.OnClickListener() {
+ @Override
+ public void onClick(View view) {
+ Intent intent = new Intent(getBaseContext(), MainActivity.class);
+ startActivity(intent);
+ finish();
+ }
+ });
+ }
+}
diff --git a/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/MainActivity.java b/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/MainActivity.java
new file mode 100644
index 0000000..114c665
--- /dev/null
+++ b/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/MainActivity.java
@@ -0,0 +1,47 @@
+package gr.auth.databases.flavours;
+
+import android.os.Bundle;
+
+import com.google.android.gms.maps.CameraUpdateFactory;
+import com.google.android.gms.maps.GoogleMap;
+import com.google.android.gms.maps.OnMapReadyCallback;
+import com.google.android.gms.maps.SupportMapFragment;
+import com.google.android.gms.maps.model.LatLng;
+import com.google.android.gms.maps.model.MarkerOptions;
+
+import androidx.fragment.app.FragmentActivity;
+
+public class MainActivity extends FragmentActivity implements OnMapReadyCallback {
+
+ private GoogleMap mMap;
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setContentView(R.layout.activity_main);
+ // Obtain the SupportMapFragment and get notified when the map is ready to be used.
+ SupportMapFragment mapFragment = (SupportMapFragment) getSupportFragmentManager()
+ .findFragmentById(R.id.map);
+ mapFragment.getMapAsync(this);
+ }
+
+
+ /**
+ * Manipulates the map once available.
+ * This callback is triggered when the map is ready to be used.
+ * This is where we can add markers or lines, add listeners or move the camera. In this case,
+ * we just add a marker near Sydney, Australia.
+ * If Google Play services is not installed on the device, the user will be prompted to install
+ * it inside the SupportMapFragment. This method will only be triggered once the user has
+ * installed Google Play services and returned to the app.
+ */
+ @Override
+ public void onMapReady(GoogleMap googleMap) {
+ mMap = googleMap;
+
+ // Add a marker in Sydney and move the camera
+ LatLng sydney = new LatLng(-34, 151);
+ mMap.addMarker(new MarkerOptions().position(sydney).title("Marker in Sydney"));
+ mMap.moveCamera(CameraUpdateFactory.newLatLng(sydney));
+ }
+}
diff --git a/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/SignUpActivity.java b/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/SignUpActivity.java
new file mode 100644
index 0000000..067eb2d
--- /dev/null
+++ b/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/SignUpActivity.java
@@ -0,0 +1,71 @@
+package gr.auth.databases.flavours;
+
+import android.annotation.SuppressLint;
+import android.app.Activity;
+import android.app.DatePickerDialog;
+import android.app.Dialog;
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.MotionEvent;
+import android.view.View;
+import android.widget.DatePicker;
+import android.widget.EditText;
+
+import java.util.Calendar;
+import java.util.Objects;
+
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.fragment.app.DialogFragment;
+
+public class SignUpActivity extends AppCompatActivity {
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setContentView(R.layout.activity_sign_up);
+
+ findViewById(R.id.sign_up_btn_login).setOnClickListener(new View.OnClickListener() {
+ @Override
+ public void onClick(View view) {
+ Intent intent = new Intent(getBaseContext(), LoginActivity.class);
+ startActivity(intent);
+ finish();
+ }
+ });
+
+ EditText birthdayInput = findViewById(R.id.sign_up_birthday);
+ birthdayInput.setOnTouchListener(new View.OnTouchListener() {
+ @Override
+ public boolean onTouch(View view, MotionEvent motionEvent) {
+ if (motionEvent.getAction() == MotionEvent.ACTION_DOWN) {
+ DialogFragment newFragment = new DatePickerFragment();
+ newFragment.show(getSupportFragmentManager(), "datePicker");
+ }
+ return false;
+ }
+ });
+ }
+
+ public static class DatePickerFragment extends DialogFragment implements DatePickerDialog.OnDateSetListener {
+ private EditText birthdayInput;
+
+ @NonNull
+ @Override
+ public Dialog onCreateDialog(Bundle savedInstanceState) {
+ // Use the current date as the default date in the picker
+ final Calendar c = Calendar.getInstance();
+ int year = c.get(Calendar.YEAR);
+ int month = c.get(Calendar.MONTH);
+ int day = c.get(Calendar.DAY_OF_MONTH);
+
+ birthdayInput = Objects.requireNonNull(getActivity()).findViewById(R.id.sign_up_birthday);
+ // Create a new instance of DatePickerDialog and return it
+ return new DatePickerDialog(getActivity(), this, year, month, day);
+ }
+
+ public void onDateSet(DatePicker view, int year, int month, int day) {
+ birthdayInput.setText("" + year + "-" + month + "-" + day);
+ }
+ }
+}
diff --git a/UI/AndroidApp/flavoursWithoutBorders/app/src/main/res/drawable-v24/ic_launcher_foreground.xml b/UI/AndroidApp/flavoursWithoutBorders/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
new file mode 100644
index 0000000..1f6bb29
--- /dev/null
+++ b/UI/AndroidApp/flavoursWithoutBorders/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
@@ -0,0 +1,34 @@
+
+
+
+
+