Initial commit

2020-12-06 20:07:03 +01:00
commit 25cd89a533
47 changed files with 1462 additions and 0 deletions
--- a/.gitignore
+++ b/.gitignore
@@ -0,0 +1,9 @@
+.gradle
+/local.properties
+/.idea/*
+/.idea - PC/*
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+app/release/*
--- a/GreenMangoSongfinder.iml
+++ b/GreenMangoSongfinder.iml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module external.linked.project.id="GreenMangoSongfinder" external.linked.project.path="$MODULE_DIR$" external.root.project.path="$MODULE_DIR$" external.system.id="GRADLE" type="JAVA_MODULE" version="4">
+  <component name="FacetManager">
+    <facet type="java-gradle" name="Java-Gradle">
+      <configuration>
+        <option name="BUILD_FOLDER_PATH" value="$MODULE_DIR$/build" />
+        <option name="BUILDABLE" value="false" />
+      </configuration>
+    </facet>
+  </component>
+  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_7" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <excludeFolder url="file://$MODULE_DIR$/.gradle" />
+    </content>
+    <orderEntry type="jdk" jdkName="1.8" jdkType="JavaSDK" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
--- a/app/.gitignore
+++ b/app/.gitignore
@@ -0,0 +1 @@
+/build
--- a/app/app.iml
+++ b/app/app.iml
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -0,0 +1,45 @@
+apply plugin: 'com.android.application'
+
+apply plugin: 'kotlin-android'
+
+apply plugin: 'kotlin-android-extensions'
+
+apply plugin: 'kotlin-kapt'
+
+android {
+    compileSdkVersion 28
+    defaultConfig {
+        applicationId "com.example.greenmangosongfinder"
+        minSdkVersion 21
+        targetSdkVersion 28
+        versionCode 1
+        versionName "1.0"
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+}
+
+dependencies {
+    implementation fileTree(dir: 'libs', include: ['*.jar'])
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+    implementation 'androidx.appcompat:appcompat:1.0.2'
+    implementation 'androidx.core:core-ktx:1.0.2'
+    implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
+    implementation 'com.google.android.material:material:1.0.0'
+    implementation 'com.android.volley:volley:1.1.1'
+    implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.0.1'
+    implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:1.0.1"
+    implementation 'androidx.legacy:legacy-support-v4:1.0.0'
+    implementation 'androidx.recyclerview:recyclerview:1.0.0'
+    implementation 'xyz.danoz:recyclerviewfastscroller:0.1.3'
+    testImplementation 'junit:junit:4.12'
+    androidTestImplementation 'androidx.test:runner:1.2.0'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
+    implementation 'androidx.room:room-runtime:2.1.0'
+    kapt 'androidx.room:room-compiler:2.1.0'
+}
--- a/app/proguard-rules.pro
+++ b/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
--- a/app/src/androidTest/java/com/example/greenmangosongfinder/ExampleInstrumentedTest.kt
+++ b/app/src/androidTest/java/com/example/greenmangosongfinder/ExampleInstrumentedTest.kt
@@ -0,0 +1,24 @@
+package com.example.greenmangosongfinder
+
+import androidx.test.InstrumentationRegistry
+import androidx.test.runner.AndroidJUnit4
+
+import org.junit.Test
+import org.junit.runner.RunWith
+
+import org.junit.Assert.*
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+@RunWith(AndroidJUnit4::class)
+class ExampleInstrumentedTest {
+    @Test
+    fun useAppContext() {
+        // Context of the app under test.
+        val appContext = InstrumentationRegistry.getTargetContext()
+        assertEquals("com.example.greenmangosongfinder", appContext.packageName)
+    }
+}
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+          package="com.example.greenmangosongfinder">
+
+    <uses-permission android:name="android.permission.INTERNET"/>
+    <application
+            android:allowBackup="true"
+            android:icon="@mipmap/ic_launcher"
+            android:label="@string/app_name"
+            android:roundIcon="@mipmap/ic_launcher_round"
+            android:supportsRtl="true"
+            android:theme="@style/AppTheme">
+        <activity
+                android:name=".MainActivity"
+                android:label="@string/app_name"
+                android:theme="@style/AppTheme.NoActionBar">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN"/>
+
+                <category android:name="android.intent.category.LAUNCHER"/>
+            </intent-filter>
+        </activity>
+    </application>
+</manifest>
--- a/app/src/main/java/com/example/greenmangosongfinder/ColorGroupSectionTitleIndicator.kt
+++ b/app/src/main/java/com/example/greenmangosongfinder/ColorGroupSectionTitleIndicator.kt
@@ -0,0 +1,24 @@
+package com.example.greenmangosongfinder
+
+import android.content.Context
+import android.util.AttributeSet
+import xyz.danoz.recyclerviewfastscroller.sectionindicator.title.SectionTitleIndicator
+
+
+/**
+ * Indicator for sections of type [ColorGroup]
+ */
+class ColorGroupSectionTitleIndicator : SectionTitleIndicator<String> {
+
+    constructor(context: Context) : super(context) {}
+
+    constructor(context: Context, attrs: AttributeSet) : super(context, attrs) {}
+
+    constructor(context: Context, attrs: AttributeSet, defStyleAttr: Int) : super(context, attrs, defStyleAttr) {}
+
+    override fun setSection(caption: String) {
+        // Example of using a single character
+        setTitleText(caption)
+    }
+
+}
--- a/app/src/main/java/com/example/greenmangosongfinder/EntryRecyclerViewAdapter.kt
+++ b/app/src/main/java/com/example/greenmangosongfinder/EntryRecyclerViewAdapter.kt
@@ -0,0 +1,90 @@
+package com.example.greenmangosongfinder
+
+import androidx.recyclerview.widget.RecyclerView
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.SectionIndexer
+import android.widget.TextView
+
+
+import com.example.greenmangosongfinder.SongFragment.OnListFragmentInteractionListener
+import com.example.greenmangosongfinder.bin.database.Entry
+
+import kotlinx.android.synthetic.main.fragment_song.view.*
+import java.lang.Math.max
+import java.lang.Math.min
+
+/**
+ * [RecyclerView.Adapter] that can display a [Entry] and makes a call to the
+ * specified [OnListFragmentInteractionListener].
+ * TODO: Replace the implementation with code for your data type.
+ */
+class EntryRecyclerViewAdapter (
+    private val mValues: List<Entry>,
+    private val mListener: OnListFragmentInteractionListener?
+) : RecyclerView.Adapter<EntryRecyclerViewAdapter.ViewHolder>(), SectionIndexer {
+    private val TAG = "EntryRecyclerViewAdapte"
+
+    private val mOnClickListener: View.OnClickListener
+
+    init {
+        mOnClickListener = View.OnClickListener { v ->
+            val item = v.tag as Entry
+            // Notify the active callbacks interface (the activity, if the fragment is attached to
+            // one) that an item has been selected.
+            mListener?.onItemSelected(item)
+        }
+    }
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
+        val view = LayoutInflater.from(parent.context)
+            .inflate(R.layout.fragment_song, parent, false)
+        return ViewHolder(view)
+    }
+
+    override fun onBindViewHolder(holder: ViewHolder, position: Int) {
+        val item = mValues[position]
+        holder.mTitle.text = "${item.artist} - ${item.title}"
+        holder.mContentView.text = item.code
+        holder.mDate.text = item.language
+
+        with(holder.mView) {
+            tag = item
+            setOnClickListener(mOnClickListener)
+        }
+    }
+
+    override fun getItemCount(): Int = mValues.size
+
+    override fun getSections(): Array<String> {
+        return with("ABCDEFGHIJKLMNOPQRSTUVWXYZ") {
+            split("").subList(1, length+1).toTypedArray()
+        }
+    }
+
+    override fun getSectionForPosition(position: Int): Int {
+        val idx = "ABCDEFGHIJKLMNOPQRSTUVWXYZ".indexOf(mValues[min(position, itemCount - 1)].artist[0])
+        return max(0, min(idx, "ABCDEFGHIJKLMNOPQRSTUVWXYZ".length-1))
+    }
+
+    override fun getPositionForSection(sectionIndex: Int): Int {
+        val alphabet = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+        for ((idx, value) in mValues.withIndex()) {
+            if (value.artist[0] == alphabet[sectionIndex]) {
+                return idx
+            }
+        }
+        return 0
+    }
+
+    inner class ViewHolder(val mView: View) : RecyclerView.ViewHolder(mView) {
+        val mTitle: TextView = mView.title
+        val mContentView: TextView = mView.reporter
+        val mDate: TextView = mView.date
+
+        override fun toString(): String {
+            return super.toString() + " '" + mContentView.text + "'"
+        }
+    }
+}
--- a/app/src/main/java/com/example/greenmangosongfinder/MainActivity.kt
+++ b/app/src/main/java/com/example/greenmangosongfinder/MainActivity.kt
@@ -0,0 +1,73 @@
+package com.example.greenmangosongfinder
+
+import android.os.Bundle
+import android.util.Log
+import android.view.Menu
+import android.view.MenuItem
+import androidx.appcompat.app.AppCompatActivity
+import com.example.greenmangosongfinder.bin.Download
+import com.example.greenmangosongfinder.bin.database.AppDatabase
+import com.example.greenmangosongfinder.bin.database.Entry
+import com.google.android.material.snackbar.Snackbar
+import kotlinx.android.synthetic.main.activity_main.*
+import kotlinx.android.synthetic.main.content_main.*
+import xyz.danoz.recyclerviewfastscroller.sectionindicator.title.SectionTitleIndicator
+
+class MainActivity : AppCompatActivity(), SongFragment.OnListFragmentInteractionListener {
+    private val TAG = "MainActivity"
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_main)
+        setSupportActionBar(toolbar)
+
+        fab.setOnClickListener { view ->
+            Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
+                .setAction("Action", null).show()
+        }
+
+        list.layoutManager = androidx.recyclerview.widget.LinearLayoutManager(applicationContext)
+        val db = AppDatabase.getAppDatabase(applicationContext)
+        list.adapter = EntryRecyclerViewAdapter(db.entryDao().getAll(), this)
+        fast_scroller.setRecyclerView(list)
+        list.addOnScrollListener(fast_scroller.onScrollListener)
+        fast_scroller.sectionIndicator = fast_scroller_section_title_indicator
+    }
+
+    override fun onItemSelected(item: Entry) {
+        Log.d(TAG, "Clicked on entry: $item")
+        Snackbar.make(fab, "Entry: $item", Snackbar.LENGTH_LONG)
+    }
+
+    override fun onStart() {
+        super.onStart()
+        val db = AppDatabase.getAppDatabase(this)
+        Log.d(TAG, db.entryDao().getCount().toString())
+    }
+
+    override fun onCreateOptionsMenu(menu: Menu): Boolean {
+        // Inflate the menu; this adds items to the action bar if it is present.
+        menuInflater.inflate(R.menu.menu_main, menu)
+        return true
+    }
+
+    override fun onOptionsItemSelected(item: MenuItem): Boolean {
+        // Handle action bar item clicks here. The action bar will
+        // automatically handle clicks on the Home/Up button, so long
+        // as you specify a parent activity in AndroidManifest.xml.
+        return when (item.itemId) {
+            R.id.action_refresh -> {
+                val download = Download(this)
+                download.refreshList {
+                    //findViewById<TextView>('main').setText(it)
+                    val db = AppDatabase.getAppDatabase(this)
+                    val entries = db.entryDao().getAll()
+                    Log.d(TAG, entries.get(10).toString())
+                    Unit
+                }
+                true
+            }
+            else -> super.onOptionsItemSelected(item)
+        }
+    }
+}
--- a/app/src/main/java/com/example/greenmangosongfinder/SongFragment.kt
+++ b/app/src/main/java/com/example/greenmangosongfinder/SongFragment.kt
@@ -0,0 +1,72 @@
+package com.example.greenmangosongfinder
+
+import android.content.Context
+import android.os.Bundle
+import androidx.fragment.app.Fragment
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import com.example.greenmangosongfinder.bin.database.AppDatabase
+import com.example.greenmangosongfinder.bin.database.Entry
+
+/**
+ * A fragment representing a list of Items.
+ * Activities containing this fragment MUST implement the
+ * [SongFragment.OnListFragmentInteractionListener] interface.
+ */
+class SongFragment : Fragment() {
+
+    private var listener: OnListFragmentInteractionListener? = null
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+    }
+
+    override fun onCreateView(
+        inflater: LayoutInflater, container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View? {
+        val view = inflater.inflate(R.layout.activity_main, container, false)
+
+        // Set the adapter
+        if (view is RecyclerView) {
+            with(view) {
+                layoutManager = LinearLayoutManager(context)
+                val db = AppDatabase.getAppDatabase(context)
+                adapter = EntryRecyclerViewAdapter(db.entryDao().getAll(), listener)
+            }
+        }
+        return view
+    }
+
+    override fun onAttach(context: Context) {
+        super.onAttach(context)
+        if (context is OnListFragmentInteractionListener) {
+            listener = context
+        } else {
+            throw RuntimeException(context.toString() + " must implement OnListFragmentInteractionListener")
+        }
+    }
+
+    override fun onDetach() {
+        super.onDetach()
+        listener = null
+    }
+
+    /**
+     * This interface must be implemented by activities that contain this
+     * fragment to allow an interaction in this fragment to be communicated
+     * to the activity and potentially other fragments contained in that
+     * activity.
+     *
+     *
+     * See the Android Training lesson
+     * [Communicating with Other Fragments](http://developer.android.com/training/basics/fragments/communicating.html)
+     * for more information.
+     */
+    interface OnListFragmentInteractionListener {
+        fun onItemSelected(item: Entry)
+    }
+}
--- a/app/src/main/java/com/example/greenmangosongfinder/bin/Download.kt
+++ b/app/src/main/java/com/example/greenmangosongfinder/bin/Download.kt
@@ -0,0 +1,188 @@
+package com.example.greenmangosongfinder.bin
+
+import android.content.Context
+import android.text.BoringLayout
+import android.util.Log
+import androidx.room.Room
+import com.android.volley.Request
+import com.android.volley.Response
+import com.android.volley.toolbox.StringRequest
+import com.android.volley.toolbox.Volley
+import com.android.volley.AuthFailureError
+import com.example.greenmangosongfinder.bin.database.AppDatabase
+import com.example.greenmangosongfinder.bin.database.Entry
+import kotlinx.coroutines.*
+import java.lang.Math.min
+import com.android.volley.ParseError
+import org.json.JSONException
+import com.android.volley.toolbox.HttpHeaderParser
+import org.json.JSONObject
+import android.R.attr.data
+import com.android.volley.NetworkResponse
+import java.io.UnsupportedEncodingException
+import java.nio.charset.Charset
+import java.nio.charset.StandardCharsets
+
+
+class Download(val context: Context) {
+    private val TAG = "Download"
+
+    private val queue = Volley.newRequestQueue(context)
+
+    fun get(url: String, response: Response.Listener<String>, error: Response.ErrorListener) {
+        val stringRequest = object : StringRequest(Method.GET, url, response, error) {
+            override fun parseNetworkResponse(response: NetworkResponse): Response<String> {
+                return try {
+                    val utf8String = String(response.data, StandardCharsets.UTF_8)
+                    Response.success(utf8String, HttpHeaderParser.parseCacheHeaders(response))
+                } catch (e: UnsupportedEncodingException) {
+                    // log error
+                    Response.error(ParseError(e))
+                } catch (e: JSONException) {
+                    // log error
+                    Response.error(ParseError(e))
+                }
+            }
+        }
+
+        // Add the request to the RequestQueue.
+        queue.add(stringRequest)
+
+    }
+
+    fun post(url: String, value: HashMap<String, String>, response: Response.Listener<String>, error: Response.ErrorListener) {
+        val stringRequest = object : StringRequest(Method.POST, url, response, error) {
+            @Throws(AuthFailureError::class)
+            override fun getParams(): Map<String, String> {
+                return value
+            }
+
+            override fun getBodyContentType(): String {
+                return "application/x-www-form-urlencoded; charset=UTF-8"
+            }
+
+            override fun parseNetworkResponse(response: NetworkResponse): Response<String> {
+                return try {
+                    val utf8String = String(response.data, StandardCharsets.UTF_8)
+                    Response.success(utf8String, HttpHeaderParser.parseCacheHeaders(response))
+                } catch (e: UnsupportedEncodingException) {
+                    // log error
+                    Response.error(ParseError(e))
+                } catch (e: JSONException) {
+                    // log error
+                    Response.error(ParseError(e))
+                }
+            }
+
+        }
+
+        // Add the request to the RequestQueue.
+        queue.add(stringRequest)
+
+    }
+
+    fun refreshList2(cb: (Boolean) -> Unit) {
+        val regex = Regex("<tr style='[^']+?'><td><p id='\\d+'>(.*?)</p></td><td><p id='\\d+'>(.*?)</p></td><td><p id='\\d+'>(.*?)</p></td><td><p id='\\d+'>(.*?)</p></td><td><button onclick=\"copyToClipboard\\(.*?\\)\">CODE KOPIEREN</button></td></tr>")
+        val value = HashMap<String, String>()
+        value.put("stichwort", "rzte")
+        value.put("formSprache", "Deutsch and Englisch")
+        value.put("Senden", "SONGS FINDEN")
+        post("https://www.greenmango24.de/songbook/", value,
+            Response.Listener {
+                GlobalScope.launch(Dispatchers.IO) {
+                    long_d(TAG, it)
+                    var j = 0
+                    var cnt = 0
+                    while (j < it.length) {
+                        val next = min(it.length, j+1000)
+                        val matches = regex.findAll(it.substring(j, next))
+                        long_d(TAG, matches.count().toString())
+                        matches.forEach { match ->
+                            Log.d(TAG, match.groupValues.subList(1, match.groupValues.size).joinToString(separator = " ||| ") {str -> str.trim()})
+                            val entry = Entry(
+                                match.groupValues[3].trim(),
+                                match.groupValues[1].trim(),
+                                match.groupValues[2].trim(),
+                                match.groupValues[4].trim()
+                            )
+                            cnt++
+                            Unit
+                        }
+                        val lastEntryEnd = it.substring(j, next).lastIndexOf("</tr>")
+                        if (lastEntryEnd != -1) {
+                            j = lastEntryEnd + j + 5
+                        } else {
+                            j = next
+                        }
+                    }
+                }
+            },
+            Response.ErrorListener {
+                Log.e(TAG, it.localizedMessage)
+            }
+        )
+    }
+
+    fun refreshList(cb: (Boolean) -> Unit) {
+        val db = AppDatabase.getAppDatabase(context)
+        val regex = Regex("<tr style='[^']+?'><td><p id='\\d+'>(.*?)</p></td><td><p id='\\d+'>(.*?)</p></td><td><p id='\\d+'>(.*?)</p></td><td><p id='\\d+'>(.*?)</p></td><td><button onclick=\"copyToClipboard\\(.*?\\)\">CODE KOPIEREN</button></td></tr>")
+        var count = 0
+        val alphabet = "abcdefghijklmnopqrstuvwxyz"
+        val entries = ArrayList<Entry>()
+        alphabet.toUpperCase().forEach { c: Char ->
+            val value = HashMap<String, String>()
+            value.put(c.toString(), c.toString())
+            post("https://www.greenmango24.de/songbook/", value,
+                Response.Listener {
+                    GlobalScope.launch(Dispatchers.IO) {
+                        var j = 0
+                        var cnt = 0
+                        while (j < it.length) {
+                            val next = min(it.length, j+1000)
+                            val matches = regex.findAll(it.substring(j, next))
+                            matches.forEach { match ->
+                                //Log.d(TAG, match.groupValues.subList(1, match.groupValues.size).joinToString(separator = " ||| ") {str -> str.trim()})
+                                val entry = Entry(
+                                    match.groupValues[3].trim(),
+                                    match.groupValues[1].trim(),
+                                    match.groupValues[2].trim(),
+                                    match.groupValues[4].trim()
+                                )
+                                entries.add(entry)
+                                cnt++
+                                Unit
+                            }
+                            val lastEntryEnd = it.substring(j, next).lastIndexOf("</tr>")
+                            if (lastEntryEnd != -1) {
+                                j = lastEntryEnd + j + 5
+                            } else {
+                                j = next
+                            }
+                        }
+                        count++
+                        Log.d(TAG, "Count $count / ${alphabet.length} : Char $c - $cnt")
+                        if (alphabet.length == count) {
+                            Log.d(TAG, "Amount: ${entries.size}")
+                            db.entryDao().insertAll(*entries.toTypedArray())
+                            cb(true)
+                        }
+                    }
+                },
+                Response.ErrorListener {
+                    Log.e(TAG, it.localizedMessage)
+                }
+            )
+        }
+    }
+}
+
+fun long_d(TAG: String, message: String) {
+    val maxLogSize = 2000
+    for (i in 0..message.length / maxLogSize) {
+
+        val start = i * maxLogSize
+        var end = (i + 1) * maxLogSize
+        end = if (end > message.length) message.length else end
+        Log.d(TAG, message.substring(start, end))
+    }
+}
--- a/app/src/main/java/com/example/greenmangosongfinder/bin/database/AppDatabase.kt
+++ b/app/src/main/java/com/example/greenmangosongfinder/bin/database/AppDatabase.kt
@@ -0,0 +1,37 @@
+package com.example.greenmangosongfinder.bin.database
+
+import android.content.Context
+import androidx.room.Database
+import androidx.room.RoomDatabase
+import androidx.room.Room
+
+
+
+@Database(entities = arrayOf(Entry::class), version = 1)
+abstract class AppDatabase : RoomDatabase() {
+
+    companion object {
+        private val DATABASE_NAME = "app_database"
+
+        private var INSTANCE: AppDatabase? = null
+
+        fun getAppDatabase(context: Context): AppDatabase {
+            if (INSTANCE == null) {
+                INSTANCE = Room.databaseBuilder(context.getApplicationContext(), AppDatabase::class.java, DATABASE_NAME)
+                    // allow queries on the main thread.
+                    // Don't do this on a real app! See PersistenceBasicSample for an example.
+                    .allowMainThreadQueries()
+                    .build()
+            }
+            return INSTANCE!!
+        }
+
+        fun destroyInstance() {
+            INSTANCE = null
+        }
+    }
+
+    abstract fun entryDao(): EntryDao
+
+
+}
--- a/app/src/main/java/com/example/greenmangosongfinder/bin/database/Entry.kt
+++ b/app/src/main/java/com/example/greenmangosongfinder/bin/database/Entry.kt
@@ -0,0 +1,13 @@
+package com.example.greenmangosongfinder.bin.database
+
+import androidx.room.ColumnInfo
+import androidx.room.Entity
+import androidx.room.PrimaryKey
+
+@Entity
+data class Entry(
+    @PrimaryKey val code: String,
+    @ColumnInfo(name = "artist") val artist: String,
+    @ColumnInfo(name = "title") val title: String,
+    @ColumnInfo(name = "language") val language: String
+)
--- a/app/src/main/java/com/example/greenmangosongfinder/bin/database/EntryDao.kt
+++ b/app/src/main/java/com/example/greenmangosongfinder/bin/database/EntryDao.kt
@@ -0,0 +1,25 @@
+package com.example.greenmangosongfinder.bin.database
+
+import androidx.room.*
+
+@Dao
+interface EntryDao {
+    @Query("SELECT * FROM entry ORDER BY artist, title, code COLLATE latin1_german2_ci")
+    fun getAll(): List<Entry>
+
+    @Query("SELECT * FROM entry WHERE code IN (:entryCodes) ORDER BY artist, title, code COLLATE latin1_german2_ci")
+    fun loadAllByCodes(entryCodes: Array<String>): List<Entry>
+
+    @Query("SELECT * FROM entry WHERE title LIKE :title ORDER BY artist, title, code COLLATE latin1_german2_ci")
+    fun findByTitle(title: String): Entry
+
+    @Query("SELECT COUNT(code) FROM entry")
+    fun getCount(): Int
+
+
+    @Insert(onConflict = OnConflictStrategy.REPLACE)
+    fun insertAll(vararg entries: Entry)
+
+    @Delete
+    fun delete(entry: Entry)
+}
--- a/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
+++ b/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
@@ -0,0 +1,34 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        xmlns:aapt="http://schemas.android.com/aapt"
+        android:width="108dp"
+        android:height="108dp"
+        android:viewportHeight="108"
+        android:viewportWidth="108">
+    <path
+            android:fillType="evenOdd"
+            android:pathData="M32,64C32,64 38.39,52.99 44.13,50.95C51.37,48.37 70.14,49.57 70.14,49.57L108.26,87.69L108,109.01L75.97,107.97L32,64Z"
+            android:strokeColor="#00000000"
+            android:strokeWidth="1">
+        <aapt:attr name="android:fillColor">
+            <gradient
+                    android:endX="78.5885"
+                    android:endY="90.9159"
+                    android:startX="48.7653"
+                    android:startY="61.0927"
+                    android:type="linear">
+                <item
+                        android:color="#44000000"
+                        android:offset="0.0"/>
+                <item
+                        android:color="#00000000"
+                        android:offset="1.0"/>
+            </gradient>
+        </aapt:attr>
+    </path>
+    <path
+            android:fillColor="#FFFFFF"
+            android:fillType="nonZero"
+            android:pathData="M66.94,46.02L66.94,46.02C72.44,50.07 76,56.61 76,64L32,64C32,56.61 35.56,50.11 40.98,46.06L36.18,41.19C35.45,40.45 35.45,39.3 36.18,38.56C36.91,37.81 38.05,37.81 38.78,38.56L44.25,44.05C47.18,42.57 50.48,41.71 54,41.71C57.48,41.71 60.78,42.57 63.68,44.05L69.11,38.56C69.84,37.81 70.98,37.81 71.71,38.56C72.44,39.3 72.44,40.45 71.71,41.19L66.94,46.02ZM62.94,56.92C64.08,56.92 65,56.01 65,54.88C65,53.76 64.08,52.85 62.94,52.85C61.8,52.85 60.88,53.76 60.88,54.88C60.88,56.01 61.8,56.92 62.94,56.92ZM45.06,56.92C46.2,56.92 47.13,56.01 47.13,54.88C47.13,53.76 46.2,52.85 45.06,52.85C43.92,52.85 43,53.76 43,54.88C43,56.01 43.92,56.92 45.06,56.92Z"
+            android:strokeColor="#00000000"
+            android:strokeWidth="1"/>
+</vector>
--- a/app/src/main/res/drawable/ic_launcher_background.xml
+++ b/app/src/main/res/drawable/ic_launcher_background.xml
@@ -0,0 +1,74 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        android:height="108dp"
+        android:width="108dp"
+        android:viewportHeight="108"
+        android:viewportWidth="108">
+    <path android:fillColor="#008577"
+          android:pathData="M0,0h108v108h-108z"/>
+    <path android:fillColor="#00000000" android:pathData="M9,0L9,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M19,0L19,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M29,0L29,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M39,0L39,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M49,0L49,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M59,0L59,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M69,0L69,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M79,0L79,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M89,0L89,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M99,0L99,108"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,9L108,9"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,19L108,19"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,29L108,29"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,39L108,39"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,49L108,49"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,59L108,59"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,69L108,69"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,79L108,79"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,89L108,89"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M0,99L108,99"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M19,29L89,29"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M19,39L89,39"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M19,49L89,49"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M19,59L89,59"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M19,69L89,69"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M19,79L89,79"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M29,19L29,89"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M39,19L39,89"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M49,19L49,89"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M59,19L59,89"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M69,19L69,89"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+    <path android:fillColor="#00000000" android:pathData="M79,19L79,89"
+          android:strokeColor="#33FFFFFF" android:strokeWidth="0.8"/>
+</vector>
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.coordinatorlayout.widget.CoordinatorLayout
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        xmlns:app="http://schemas.android.com/apk/res-auto"
+        xmlns:tools="http://schemas.android.com/tools"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        tools:context=".MainActivity">
+
+    <com.google.android.material.appbar.AppBarLayout
+            android:layout_height="wrap_content"
+            android:layout_width="match_parent"
+            android:theme="@style/AppTheme.AppBarOverlay">
+
+        <androidx.appcompat.widget.Toolbar
+                android:id="@+id/toolbar"
+                android:layout_width="match_parent"
+                android:layout_height="?attr/actionBarSize"
+                android:background="?attr/colorPrimary"
+                app:popupTheme="@style/AppTheme.PopupOverlay"/>
+
+    </com.google.android.material.appbar.AppBarLayout>
+
+    <include layout="@layout/content_main"/>
+
+    <com.google.android.material.floatingactionbutton.FloatingActionButton
+            android:id="@+id/fab"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="bottom|end"
+            android:layout_margin="@dimen/fab_margin"
+            app:srcCompat="@android:drawable/ic_dialog_email"/>
+
+</androidx.coordinatorlayout.widget.CoordinatorLayout>
--- a/app/src/main/res/layout/content_main.xml
+++ b/app/src/main/res/layout/content_main.xml
@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        xmlns:tools="http://schemas.android.com/tools"
+        xmlns:app="http://schemas.android.com/apk/res-auto"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        app:layout_behavior="@string/appbar_scrolling_view_behavior"
+        tools:showIn="@layout/activity_main"
+        tools:context=".MainActivity">
+
+    <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/list"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:layout_marginLeft="16dp"
+            android:layout_marginRight="16dp"
+            app:layoutManager="LinearLayoutManager"
+            tools:context=".SongFragment"
+            tools:listitem="@layout/fragment_song"/>
+
+    <xyz.danoz.recyclerviewfastscroller.vertical.VerticalRecyclerViewFastScroller
+            android:id="@+id/fast_scroller"
+            android:layout_width="3dp"
+            android:layout_height="match_parent"
+            android:layout_alignParentEnd="true"/>
+
+    <com.example.greenmangosongfinder.ColorGroupSectionTitleIndicator
+            android:id="@+id/fast_scroller_section_title_indicator"
+            android:layout_width="wrap_content"
+            android:layout_height="@dimen/list_item_height"
+            android:layout_toStartOf="@id/fast_scroller"
+
+            app:rfs_backgroundColor="@color/colorAccent"
+            app:rfs_textColor="@android:color/black"
+    />
+
+</RelativeLayout>
--- a/app/src/main/res/layout/fragment_song.xml
+++ b/app/src/main/res/layout/fragment_song.xml
@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+                android:layout_width="fill_parent"
+                android:layout_height="wrap_content"
+                android:orientation="horizontal"
+                android:padding="5dip" >
+
+    <TextView
+            android:id="@+id/title"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:textStyle="bold"
+            android:typeface="sans" />
+
+    <TextView
+            android:id="@+id/reporter"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_below="@id/title"
+            android:layout_marginTop="5dip"
+            android:textColor="#343434"
+            android:textSize="12sp" />
+
+    <TextView
+            android:id="@+id/date"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_alignBaseline="@+id/reporter"
+            android:layout_alignBottom="@+id/reporter"
+            android:layout_alignParentEnd="true"
+            android:textColor="#343434"
+            android:textSize="12sp" />
+</RelativeLayout>
--- a/app/src/main/res/layout/fragment_song_list.xml
+++ b/app/src/main/res/layout/fragment_song_list.xml
@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.recyclerview.widget.RecyclerView
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        xmlns:app="http://schemas.android.com/apk/res-auto"
+        xmlns:tools="http://schemas.android.com/tools"
+        android:id="@+id/list"
+        android:name="com.example.greenmangosongfinder.SongFragment"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_marginLeft="16dp"
+        android:layout_marginRight="16dp"
+        app:layoutManager="LinearLayoutManager"
+        tools:context=".SongFragment"
+        tools:listitem="@layout/fragment_song"/>
--- a/app/src/main/res/menu/menu_main.xml
+++ b/app/src/main/res/menu/menu_main.xml
@@ -0,0 +1,9 @@
+<menu xmlns:android="http://schemas.android.com/apk/res/android"
+      xmlns:app="http://schemas.android.com/apk/res-auto"
+      xmlns:tools="http://schemas.android.com/tools"
+      tools:context="com.example.greenmangosongfinder.MainActivity">
+    <item android:id="@+id/action_refresh"
+          android:title="Refresh song list"
+          android:orderInCategory="100"
+          app:showAsAction="never"/>
+</menu>
--- a/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml
+++ b/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background"/>
+    <foreground android:drawable="@drawable/ic_launcher_foreground"/>
+</adaptive-icon>
--- a/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml
+++ b/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background"/>
+    <foreground android:drawable="@drawable/ic_launcher_foreground"/>
+</adaptive-icon>
--- a/app/src/main/res/mipmap-hdpi/ic_launcher.png
+++ b/app/src/main/res/mipmap-hdpi/ic_launcher.png
--- a/app/src/main/res/mipmap-hdpi/ic_launcher_round.png
+++ b/app/src/main/res/mipmap-hdpi/ic_launcher_round.png
--- a/app/src/main/res/mipmap-mdpi/ic_launcher.png
+++ b/app/src/main/res/mipmap-mdpi/ic_launcher.png
--- a/app/src/main/res/mipmap-mdpi/ic_launcher_round.png
+++ b/app/src/main/res/mipmap-mdpi/ic_launcher_round.png
--- a/app/src/main/res/mipmap-xhdpi/ic_launcher.png
+++ b/app/src/main/res/mipmap-xhdpi/ic_launcher.png
--- a/app/src/main/res/mipmap-xhdpi/ic_launcher_round.png
+++ b/app/src/main/res/mipmap-xhdpi/ic_launcher_round.png
--- a/app/src/main/res/mipmap-xxhdpi/ic_launcher.png
+++ b/app/src/main/res/mipmap-xxhdpi/ic_launcher.png
--- a/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.png
+++ b/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.png
--- a/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png
+++ b/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png
--- a/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png
+++ b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png
--- a/app/src/main/res/values/colors.xml
+++ b/app/src/main/res/values/colors.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="colorPrimary">#008577</color>
+    <color name="colorPrimaryDark">#00574B</color>
+    <color name="colorAccent">#D81B60</color>
+</resources>
--- a/app/src/main/res/values/dimens.xml
+++ b/app/src/main/res/values/dimens.xml
@@ -0,0 +1,4 @@
+<resources>
+    <dimen name="fab_margin">16dp</dimen>
+    <dimen name="text_margin">16dp</dimen>
+</resources>
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -0,0 +1,4 @@
+<resources>
+    <string name="app_name">Green Mango Songfinder</string>
+    <string name="action_settings">Settings</string>
+</resources>
--- a/app/src/main/res/values/styles.xml
+++ b/app/src/main/res/values/styles.xml
@@ -0,0 +1,17 @@
+<resources>
+
+    <!-- Base application theme. -->
+    <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
+        <!-- Customize your theme here. -->
+        <item name="colorPrimary">@color/colorPrimary</item>
+        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
+        <item name="colorAccent">@color/colorAccent</item>
+    </style>
+    <style name="AppTheme.NoActionBar">
+        <item name="windowActionBar">false</item>
+        <item name="windowNoTitle">true</item>
+    </style>
+    <style name="AppTheme.AppBarOverlay" parent="ThemeOverlay.AppCompat.Dark.ActionBar"/>
+    <style name="AppTheme.PopupOverlay" parent="ThemeOverlay.AppCompat.Light"/>
+
+</resources>
--- a/app/src/test/java/com/example/greenmangosongfinder/ExampleUnitTest.kt
+++ b/app/src/test/java/com/example/greenmangosongfinder/ExampleUnitTest.kt
@@ -0,0 +1,17 @@
+package com.example.greenmangosongfinder
+
+import org.junit.Test
+
+import org.junit.Assert.*
+
+/**
+ * Example local unit test, which will execute on the development machine (host).
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+class ExampleUnitTest {
+    @Test
+    fun addition_isCorrect() {
+        assertEquals(4, 2 + 2)
+    }
+}
--- a/build.gradle
+++ b/build.gradle
@@ -0,0 +1,28 @@
+// Top-level build file where you can add configuration options common to all sub-projects/modules.
+
+buildscript {
+    ext.kotlin_version = '1.3.31'
+    repositories {
+        google()
+        jcenter()
+        
+    }
+    dependencies {
+        classpath 'com.android.tools.build:gradle:3.5.0'
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
+        // NOTE: Do not place your application dependencies here; they belong
+        // in the individual module build.gradle files
+    }
+}
+
+allprojects {
+    repositories {
+        google()
+        jcenter()
+        
+    }
+}
+
+task clean(type: Delete) {
+    delete rootProject.buildDir
+}
--- a/gradle.properties
+++ b/gradle.properties
@@ -0,0 +1,21 @@
+# Project-wide Gradle settings.
+# IDE (e.g. Android Studio) users:
+# Gradle settings configured through the IDE *will override*
+# any settings specified in this file.
+# For more details on how to configure your build environment visit
+# http://www.gradle.org/docs/current/userguide/build_environment.html
+# Specifies the JVM arguments used for the daemon process.
+# The setting is particularly useful for tweaking memory settings.
+org.gradle.jvmargs=-Xmx1536m
+# When configured, Gradle will run in incubating parallel mode.
+# This option should only be used with decoupled projects. More details, visit
+# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
+# org.gradle.parallel=true
+# AndroidX package structure to make it clearer which packages are bundled with the
+# Android operating system, and which are packaged with your app's APK
+# https://developer.android.com/topic/libraries/support-library/androidx-rn
+android.useAndroidX=true
+# Automatically convert third-party libraries to use AndroidX
+android.enableJetifier=true
+# Kotlin code style for this project: "official" or "obsolete":
+kotlin.code.style=official
--- a/gradle/wrapper/gradle-wrapper.jar
+++ b/gradle/wrapper/gradle-wrapper.jar
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -0,0 +1,6 @@
+#Tue Oct 15 11:23:27 CEST 2019
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.4.1-all.zip
--- a/172
+++ b/172
@@ -0,0 +1,172 @@
+#!/usr/bin/env sh
+
+##############################################################################
+##
+##  Gradle start up script for UN*X
+##
+##############################################################################
+
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+        PRG="$link"
+    else
+        PRG=`dirname "$PRG"`"/$link"
+    fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >/dev/null
+APP_HOME="`pwd -P`"
+cd "$SAVED" >/dev/null
+
+APP_NAME="Gradle"
+APP_BASE_NAME=`basename "$0"`
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS=""
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn () {
+    echo "$*"
+}
+
+die () {
+    echo
+    echo "$*"
+    echo
+    exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+nonstop=false
+case "`uname`" in
+  CYGWIN* )
+    cygwin=true
+    ;;
+  Darwin* )
+    darwin=true
+    ;;
+  MINGW* )
+    msys=true
+    ;;
+  NONSTOP* )
+    nonstop=true
+    ;;
+esac
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+        # IBM's JDK on AIX uses strange locations for the executables
+        JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+        JAVACMD="$JAVA_HOME/bin/java"
+    fi
+    if [ ! -x "$JAVACMD" ] ; then
+        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+    fi
+else
+    JAVACMD="java"
+    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
+    MAX_FD_LIMIT=`ulimit -H -n`
+    if [ $? -eq 0 ] ; then
+        if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
+            MAX_FD="$MAX_FD_LIMIT"
+        fi
+        ulimit -n $MAX_FD
+        if [ $? -ne 0 ] ; then
+            warn "Could not set maximum file descriptor limit: $MAX_FD"
+        fi
+    else
+        warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
+    fi
+fi
+
+# For Darwin, add options to specify how the application appears in the dock
+if $darwin; then
+    GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
+fi
+
+# For Cygwin, switch paths to Windows format before running java
+if $cygwin ; then
+    APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+    CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+    JAVACMD=`cygpath --unix "$JAVACMD"`
+
+    # We build the pattern for arguments to be converted via cygpath
+    ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
+    SEP=""
+    for dir in $ROOTDIRSRAW ; do
+        ROOTDIRS="$ROOTDIRS$SEP$dir"
+        SEP="|"
+    done
+    OURCYGPATTERN="(^($ROOTDIRS))"
+    # Add a user-defined pattern to the cygpath arguments
+    if [ "$GRADLE_CYGPATTERN" != "" ] ; then
+        OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
+    fi
+    # Now convert the arguments - kludge to limit ourselves to /bin/sh
+    i=0
+    for arg in "$@" ; do
+        CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
+        CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option
+
+        if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
+            eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
+        else
+            eval `echo args$i`="\"$arg\""
+        fi
+        i=$((i+1))
+    done
+    case $i in
+        (0) set -- ;;
+        (1) set -- "$args0" ;;
+        (2) set -- "$args0" "$args1" ;;
+        (3) set -- "$args0" "$args1" "$args2" ;;
+        (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+        (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+        (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+        (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+        (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+        (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+    esac
+fi
+
+# Escape application args
+save () {
+    for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
+    echo " "
+}
+APP_ARGS=$(save "$@")
+
+# Collect all arguments for the java command, following the shell quoting and substitution rules
+eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
+
+# by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong
+if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then
+  cd "$(dirname "$0")"
+fi
+
+exec "$JAVACMD" "$@"
--- a/gradlew.bat
+++ b/gradlew.bat
@@ -0,0 +1,84 @@
+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem  Gradle startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS=
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto init
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto init
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:init
+@rem Get command-line arguments, handling Windows variants
+
+if not "%OS%" == "Windows_NT" goto win9xME_args
+
+:win9xME_args
+@rem Slurp the command line arguments.
+set CMD_LINE_ARGS=
+set _SKIP=2
+
+:win9xME_args_slurp
+if "x%~1" == "x" goto execute
+
+set CMD_LINE_ARGS=%*
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+
+@rem Execute Gradle
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega
--- a/settings.gradle
+++ b/settings.gradle
@@ -0,0 +1 @@
+include ':app'