Initial commit

.gitignore

@@ -0,0 +1 @@
+/build

build.gradle

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+apply plugin: 'com.android.application'
+apply plugin: 'kotlin-android'
+apply plugin: 'kotlin-android-extensions'
+
+android {
+    compileSdkVersion 29
+
+    defaultConfig {
+        applicationId "au.com.joshsharp.wishkobone"
+        minSdkVersion 21
+        targetSdkVersion 29
+        versionCode 1
+        versionName "1.0"
+
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+
+    tasks.withType(org.jetbrains.kotlin.gradle.tasks.KotlinCompile).all {
+        kotlinOptions {
+            jvmTarget = "1.8"
+        }
+    }
+}
+
+dependencies {
+    implementation fileTree(dir: "libs", include: ["*.jar"])
+    implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
+    implementation 'androidx.core:core-ktx:1.3.0'
+    implementation 'androidx.appcompat:appcompat:1.1.0'
+    implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
+    implementation "com.squareup.okhttp3:okhttp:4.7.2"
+    implementation 'androidx.recyclerview:recyclerview:1.1.0'
+    implementation "io.coil-kt:coil:0.11.0"
+    implementation 'com.quiph.ui:recyclerviewfastscroller:0.1.3'
+    implementation 'com.google.android.material:material:1.1.0'
+    testImplementation 'junit:junit:4.12'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.1'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
+
+}

proguard-rules.pro

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+# 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

src/androidTest/java/au/com/joshsharp/wishkobone/ExampleInstrumentedTest.kt

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+package au.com.joshsharp.wishkobone
+
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.ext.junit.runners.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.getInstrumentation().targetContext
+        assertEquals("au.com.joshsharp.wishkobone", appContext.packageName)
+    }
+}

src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="au.com.joshsharp.wishkobone">
+    <uses-permission android:name="android.permission.INTERNET" />
+    <application
+        android:name=".WishkoboneApplication"
+        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=".LoginActivity"></activity>
+        <activity android:name=".MainActivity">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+
+    </application>
+
+</manifest>

src/main/java/au/com/joshsharp/wishkobone/APIClient.java

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+package au.com.joshsharp.wishkobone;
+
+import android.content.Context;
+import android.util.Log;
+
+import java.io.IOException;
+import java.time.Duration;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+
+import org.jetbrains.annotations.NotNull;
+
+import okhttp3.Callback;
+import okhttp3.Cookie;
+import okhttp3.CookieJar;
+import okhttp3.FormBody;
+import okhttp3.HttpUrl;
+import okhttp3.MediaType;
+import okhttp3.OkHttpClient;
+import okhttp3.Request;
+import okhttp3.RequestBody;
+import okhttp3.Response;
+
+
+/**
+ * Created by Josh on 2/09/2014.
+ */
+public class APIClient {
+    private static final String BASE_URL = "https://www.kobo.com/";
+    private static OkHttpClient client;
+    private static String agent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:64.0) Gecko/20100101 Firefox/64.0";
+    private String cookieValue;
+
+    public APIClient() {
+        client = new OkHttpClient.Builder().retryOnConnectionFailure(false)
+                .build();
+
+    }
+
+    public void setCookie(String value){
+        cookieValue = value;
+    }
+
+    public void get(String url, HashMap<String, String> params, Callback responseHandler) {
+        HttpUrl.Builder urlBuilder = HttpUrl.parse(getAbsoluteUrl(url)).newBuilder();
+        if (params != null) {
+            for (String key : params.keySet()) {
+                urlBuilder = urlBuilder.setQueryParameter(key, params.get(key));
+            }
+        }
+
+        Request request = new Request.Builder().url(urlBuilder.build())
+                .get()
+                .addHeader("User-Agent", agent)
+                .addHeader("Referer", "https://www.kobo.com/au/en/account/wishlist")
+                .addHeader("Accept", "application / json, text / javascript, * / *; q = 0.01")
+                .addHeader("Accept-Language", "en-GB,en-AU;q=0.7,en;q=0.3")
+                .addHeader("X-Requested-With", "XMLHttpRequest")
+                .addHeader("Cookie", "KoboSession=" + cookieValue)
+                .build();
+        client.newCall(request).enqueue(responseHandler);
+    }
+
+    public void post(String url, @NotNull HashMap<String, String> params, Callback responseHandler) {
+        this.post(url, params, "application/x-www-form-urlencoded", responseHandler);
+    }
+
+    public void post(String url, @NotNull HashMap<String, String> params, String contentType, Callback responseHandler) {
+        FormBody.Builder builder = new FormBody.Builder();
+        for (String key : params.keySet()) {
+            builder = builder.add(key, params.get(key));
+        }
+
+        FormBody formBody = builder.build();
+
+        Request request = new Request.Builder().url(getAbsoluteUrl(url)).post(formBody)
+                .addHeader("User-Agent", agent)
+                .addHeader("Referer", "https://www.kobo.com/au/en/account/wishlist")
+                .addHeader("Accept", "application / json, text / javascript, * / *; q = 0.01")
+                .addHeader("Accept-Language", "en-GB,en-AU;q=0.7,en;q=0.3")
+                .addHeader("X-Requested-With", "XMLHttpRequest")
+                .addHeader("Cookie", "KoboSession=" + cookieValue)
+                .addHeader("Content-type", contentType)
+                .build();
+        client.newCall(request).enqueue(responseHandler);
+
+    }
+
+    public void post(String url, @NotNull String payload, String contentType, Callback responseHandler){
+
+        RequestBody body = RequestBody.create(payload, MediaType.get(contentType));
+
+        Request request = new Request.Builder().url(getAbsoluteUrl(url)).post(body)
+                .addHeader("User-Agent", agent)
+                .addHeader("Referer", "https://www.kobo.com/au/en/account/wishlist")
+                .addHeader("Accept", "application/json, text/javascript, */*; q=0.01")
+                .addHeader("Accept-Language", "en-GB,en-AU;q=0.7,en;q=0.3")
+                .addHeader("X-Requested-With", "XMLHttpRequest")
+                .addHeader("Origin","https://www.kobo.com")
+                .addHeader("Cookie", "KoboSession=" + cookieValue)
+                .addHeader("Content-type", contentType)
+                .build();
+        client.newCall(request).enqueue(responseHandler);
+    }
+
+    public Response syncGet(String url, HashMap<String, String> params) throws IOException {
+        HttpUrl.Builder urlBuilder = HttpUrl.parse(getAbsoluteUrl(url)).newBuilder();
+        if (params != null) {
+            for (String key : params.keySet()) {
+                urlBuilder = urlBuilder.setQueryParameter(key, params.get(key));
+            }
+        }
+
+        Request request = new Request.Builder().url(urlBuilder.build())
+                .get()
+                .addHeader("User-agent", agent)
+                .addHeader("Referer", "https://www.kobo.com/au/en/account/wishlist")
+                .addHeader("Accept", "application / json, text / javascript, * / *; q = 0.01")
+                .addHeader("Accept-Language", "en-GB,en-AU;q=0.7,en;q=0.3")
+                .addHeader("X-Requested-With", "XMLHttpRequest")
+                .addHeader("Cookie", "KoboSession=" + cookieValue)
+                .build();
+        return client.newCall(request).execute();
+    }
+
+    public Response syncPost(String url, @NotNull String payload, String contentType) throws IOException {
+
+
+        RequestBody body = RequestBody.create(payload, MediaType.get(contentType));
+
+        Request request = new Request.Builder().url(getAbsoluteUrl(url)).post(body)
+                .addHeader("User-agent", agent)
+                .addHeader("Referer", "https://www.kobo.com/au/en/account/wishlist")
+                .addHeader("Accept", "application/json, text/javascript, */*; q=0.01")
+                .addHeader("Accept-Language", "en-GB,en-AU;q=0.7,en;q=0.3")
+                .addHeader("X-Requested-With", "XMLHttpRequest")
+                .addHeader("Cookie", String.format("KoboSession=%s;", cookieValue))
+                .addHeader("Content-type", contentType)
+                .build();
+        return client.newCall(request).execute();
+    }
+
+    public Response syncPost(String url, @NotNull HashMap<String, String> params) throws IOException {
+        FormBody.Builder builder = new FormBody.Builder();
+        for (String key : params.keySet()) {
+            builder = builder.add(key, params.get(key));
+        }
+
+        FormBody formBody = builder.build();
+
+        return this.syncPost(url, formBody.toString(), "application/x-www-form-urlencoded");
+    }
+
+    private static String getAbsoluteUrl(String relativeUrl) {
+        return BASE_URL + relativeUrl;
+    }
+}

src/main/java/au/com/joshsharp/wishkobone/Book.kt

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+package au.com.joshsharp.wishkobone
+
+class Book(
+    var authors: ArrayList<String>,
+    var title: String,
+    var imageUrl: String,
+    var url: String,
+    var series: String?,
+    var synopsis: String,
+    var price: Float? = 0.0f
+){
+
+    fun formattedPrice(): String {
+        if (this.price != null){
+            return String.format("$%.2f", this.price)
+        }
+        return "N/A"
+    }
+}

src/main/java/au/com/joshsharp/wishkobone/JsonCallback.java

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+package au.com.joshsharp.wishkobone;
+
+import android.util.Log;
+
+import org.jetbrains.annotations.NotNull;
+import org.json.JSONArray;
+import org.json.JSONException;
+import org.json.JSONObject;
+import org.json.JSONTokener;
+
+import java.io.IOException;
+
+import okhttp3.Call;
+import okhttp3.Callback;
+import okhttp3.Response;
+
+public abstract class JsonCallback implements Callback {
+
+    @Override
+    public void onResponse(@NotNull Call call, @NotNull Response response) throws IOException {
+        Object json;
+        try {
+            json = new JSONTokener(response.body().string()).nextValue();
+            response.body().close();
+        } catch (JSONException | NullPointerException e) {
+            throw new IOException(e);
+        }
+
+        if (json instanceof JSONArray) {
+            if (response.isSuccessful()) {
+                this.onResponse(call, response, ((JSONArray) json));
+            } else {
+                this.onFailureResponse(call, response, ((JSONArray) json));
+            }
+        } else if (json instanceof JSONObject) {
+            if (response.isSuccessful()) {
+                this.onResponse(call, response, ((JSONObject) json));
+            } else {
+                this.onFailureResponse(call, response, ((JSONObject) json));
+            }
+        } else {
+            this.onFailure(call, new IOException("Couldn't parse json"));
+        }
+    }
+
+    public void onResponse(@NotNull Call call, @NotNull Response r, @NotNull JSONObject response) {
+        // pass
+        Log.d("okhttp", "empty callback for JSONObject called");
+    }
+
+    public void onResponse(@NotNull Call call, @NotNull Response r, @NotNull JSONArray response) {
+        // pass
+        Log.d("okhttp", "empty callback for JSONArray called");
+    }
+
+    public void onFailureResponse(@NotNull Call call, @NotNull Response r, @NotNull JSONObject response) {
+        Log.d("okhttp", "empty failure callback for JSONObject called");
+    }
+
+    public void onFailureResponse(@NotNull Call call, @NotNull Response r, @NotNull JSONArray response) {
+        Log.d("okhttp", "empty failure callback for JSONArray called");
+    }
+}

src/main/java/au/com/joshsharp/wishkobone/KoboCookieJar.kt

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+package au.com.joshsharp.wishkobone
+
+import android.util.Log
+import okhttp3.Cookie
+import okhttp3.CookieJar
+import okhttp3.HttpUrl
+import java.util.ArrayList
+
+class KoboCookieJar: CookieJar {
+
+    var list = ArrayList<Cookie>();
+
+    override fun loadForRequest(url: HttpUrl): List<Cookie> {
+        Log.d("cookies", "returning some cookies: ${list.joinToString(", ")}")
+        return list;
+    }
+
+    fun setCookie(value: String){
+        list.clear();
+        list.add(Cookie.Builder()
+            .name("KoboSession")
+            .domain("kobo.com")
+            .expiresAt(2092109000000)
+            .value(value)
+            .build());
+    }
+
+    override fun saveFromResponse(url: HttpUrl, cookies: List<Cookie>) {
+        // pass
+    }
+}

src/main/java/au/com/joshsharp/wishkobone/LoginActivity.kt

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+package au.com.joshsharp.wishkobone
+
+import android.annotation.SuppressLint
+import android.os.Bundle
+import android.util.Log
+import android.webkit.CookieManager
+import android.webkit.WebView
+import android.webkit.WebViewClient
+import androidx.appcompat.app.AppCompatActivity
+import kotlinx.android.synthetic.main.activity_login.*
+
+class LoginActivity : AppCompatActivity() {
+    @SuppressLint("SetJavaScriptEnabled")
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_login)
+
+        supportActionBar?.title = "Login to Kobo to continue"
+
+        val cookieManager = CookieManager.getInstance()
+        cookieManager.setAcceptCookie(true)
+        cookieManager.setAcceptThirdPartyCookies(web, true)
+
+        web.settings.javaScriptEnabled = true;
+        web.loadUrl("https://www.kobo.com/account/wishlist")
+        web.webViewClient = object: WebViewClient() {
+            override fun onPageFinished(view: WebView?, url: String?) {
+                super.onPageFinished(view, url)
+
+                Log.d("cookie", "now at ${url}")
+                Log.d("cookie",getCookie(".kobo.com","KoboSession") ?: "null");
+
+                val cookieVal = getCookie(".kobo.com","KoboSession")
+                if (cookieVal != null){
+                    val app = application as WishkoboneApplication
+                    app.setCookie(cookieVal)
+                    this@LoginActivity.finish()
+                }
+            }
+        }
+    }
+
+    fun getCookie(siteName: String, name: String): String? {
+
+        val manager = CookieManager.getInstance()
+        manager.getCookie(siteName)?.let {cookies ->
+            val typedArray = cookies.split(";".toRegex()).dropLastWhile { it.isEmpty() }.toTypedArray()
+            for (element in typedArray) {
+                val split = element.split("=".toRegex()).dropLastWhile { it.isEmpty() }.toTypedArray()
+
+                if(split.size >= 2) {
+                    if (split[0].trim() == name) {
+                        return split[1]
+                    }
+                }
+
+            }
+        }
+
+        return null
+    }
+}

src/main/java/au/com/joshsharp/wishkobone/MainActivity.kt

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+package au.com.joshsharp.wishkobone
+
+import android.annotation.SuppressLint
+import android.app.SearchManager
+import android.content.Context
+import android.content.Intent
+import android.content.Intent.FLAG_ACTIVITY_NEW_TASK
+import android.net.Uri
+import android.os.Bundle
+import android.text.Html
+import android.util.Log
+import android.view.LayoutInflater
+import android.view.Menu
+import android.view.View
+import android.view.ViewGroup
+import android.widget.ImageView
+import android.widget.TextView
+import android.widget.Toast
+import androidx.appcompat.app.AppCompatActivity
+import androidx.appcompat.widget.SearchView
+import androidx.core.content.ContextCompat.startActivity
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
+import coil.api.load
+import com.google.android.material.snackbar.BaseTransientBottomBar.LENGTH_SHORT
+import com.google.android.material.snackbar.Snackbar
+import com.qtalk.recyclerviewfastscroller.RecyclerViewFastScroller
+import kotlinx.android.synthetic.main.activity_main.*
+import okhttp3.Call
+import okhttp3.Response
+import org.json.JSONObject
+import java.io.IOException
+import java.util.*
+import kotlin.collections.ArrayList
+
+class MainActivity : AppCompatActivity() {
+
+    var hasCookie = false
+    val viewAdapter = BookAdapter(ArrayList())
+    var totalPages = 1
+
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_main)
+
+        val viewManager = LinearLayoutManager(this)
+
+        status_text.text = "Loading..."
+
+        list.apply {
+            // use this setting to improve performance if you know that changes
+            // in content do not change the layout size of the RecyclerView
+            setHasFixedSize(true)
+
+            // use a linear layout manager
+            layoutManager = viewManager
+
+            // specify an viewAdapter (see also next example)
+            adapter = viewAdapter
+        }
+
+
+        val app = application as WishkoboneApplication
+
+        val cookie = app.getCookie()
+        if (cookie != null) {
+            hasCookie = true
+            loadBooks()
+        } else {
+            doLogin()
+        }
+
+
+    }
+
+    fun doLogin(){
+        val login = Intent(this, LoginActivity::class.java)
+        startActivity(login);
+    }
+
+    override fun onResume() {
+        super.onResume()
+
+        if (!hasCookie) {
+            val app = application as WishkoboneApplication
+            val cookie = app.getCookie()
+            if (cookie != null) { // we just got this via login
+
+                loadBooks()
+            }
+        }
+    }
+
+    override fun onCreateOptionsMenu(menu: Menu): Boolean {
+        // Inflate the options menu from XML
+        val inflater = menuInflater
+        inflater.inflate(R.menu.menu_main, menu)
+
+        // Get the SearchView and set the searchable configuration
+        val searchManager = getSystemService(Context.SEARCH_SERVICE) as SearchManager
+        (menu.findItem(R.id.menu_search).actionView as SearchView).apply {
+            val view = this
+            // Assumes current activity is the searchable activity
+            setOnQueryTextListener(object : SearchView.OnQueryTextListener {
+                override fun onQueryTextSubmit(query: String?): Boolean {
+                    view.clearFocus()
+                    return true
+                }
+
+                override fun onQueryTextChange(newText: String?): Boolean {
+                    viewAdapter.filter(newText)
+                    return true
+                }
+
+            })
+            setIconifiedByDefault(true)
+
+            setOnCloseListener {
+                viewAdapter.filter(null) // reset
+                return@setOnCloseListener false
+            }
+        }
+
+        return true
+    }
+
+
+    @SuppressLint("SetTextI18n")
+    private fun loadBooks(page: Int = 1) {
+        runOnUiThread {
+            status.visibility = View.VISIBLE
+            status_text.text = "Loading page $page of $totalPages"
+        }
+
+        val app = application as WishkoboneApplication
+        app.client.post(
+            "account/wishlist/fetch",
+            "{\"pageIndex\":$page}",
+            "application/json",
+            object :
+                JsonCallback() {
+                override fun onFailure(call: Call, e: IOException) {
+                    hasCookie = false
+                }
+
+                override fun onResponse(call: Call, r: Response, response: JSONObject) {
+                    if (!response.has("TotalNumPages")){
+                        // must be unauthenticated
+                        hasCookie = false
+                        runOnUiThread {
+                            app.invalidateCookie()
+                            doLogin()
+                        }
+                        return
+                    }
+                    totalPages = response.getInt("TotalNumPages")
+                    val array = response.getJSONArray("Items")
+                    for (i in 0 until array.length()) {
+                        val obj = array.getJSONObject(i)
+
+                        val authors = obj.getJSONArray("Authors")
+                        val authorList = ArrayList<String>()
+                        for (j in 0 until authors.length()) {
+                            authorList.add(authors.getJSONObject(j).getString("Name"))
+                        }
+
+                        val price = obj.getString("Price").substring(1).toFloatOrNull()
+                        var series: String? = null
+                        if (obj.has("Series") && !obj.isNull("Series")) {
+                            series = obj.getString("Series")
+                            if (obj.has("SeriesNumber") && !obj.isNull("SeriesNumber")) {
+                                series += " ${obj.getString("SeriesNumber")}"
+                            }
+                        }
+
+                        runOnUiThread {
+                            viewAdapter.books.add(
+                                Book(
+                                    authorList,
+                                    obj.getString("Title"),
+                                    "https:" + obj.getString("ImageUrl"),
+                                    "http://www.kobo.com" + obj.getString("ProductUrl"),
+                                    series,
+                                    obj.getString("Synopsis"),
+                                    price
+                                )
+                            )
+                        }
+
+                    }
+                    hasCookie = true
+                    runOnUiThread {
+                        viewAdapter.sortBooks()
+                    }
+
+                    if (array.length() == 12) {
+                        // full page, probably worth going again
+                        loadBooks(page + 1)
+                    } else {
+                        // the end!
+                        runOnUiThread {
+                            status_text.text =
+                                "Load complete! ${viewAdapter.books.size} items shown."
+                            status.postDelayed({
+                                status.visibility = View.GONE
+                            }, 3000)
+                        }
+                    }
+                }
+
+                override fun onFailureResponse(call: Call, r: Response, response: JSONObject) {
+                    hasCookie = false
+                }
+            });
+    }
+
+    class BookAdapter(val books: ArrayList<Book>) :
+        RecyclerView.Adapter<BookAdapter.BookViewHolder>(),
+        RecyclerViewFastScroller.OnPopupTextUpdate {
+        // Provide a reference to the views for each data item
+        // Complex data items may need more than one view per item, and
+        // you provide access to all the views for a data item in a view holder.
+        // Each data item is just a string in this case that is shown in a TextView.
+        private var filteredBooks: ArrayList<Book> = ArrayList()
+
+        init {
+            filteredBooks.addAll(books)
+        }
+
+        class BookViewHolder(
+            val title: TextView,
+            val authors: TextView,
+            val price: TextView,
+            val series: TextView,
+            val synopsis: TextView,
+            val cover: ImageView,
+            itemView: View
+        ) : RecyclerView.ViewHolder(
+            itemView
+        )
+
+        fun filter(query: String?) {
+            if (query == null) {
+                filteredBooks.clear()
+                filteredBooks.addAll(books)
+
+            } else {
+
+                Log.d("filter", "looking for $query")
+
+                filteredBooks = books.filter {
+                    it.title.contains(query, true)
+                            || it.authors.joinToString(", ").contains(query, true)
+                            || it.series?.contains(query, true) ?: false
+                } as ArrayList<Book>
+            }
+            notifyDataSetChanged()
+        }
+
+        fun sortBooks() {
+            books.sortBy {
+                if (it.price != null) {
+                    it.price
+                } else {
+                    9999f
+                }
+            }
+            filteredBooks.clear()
+            filteredBooks.addAll(books)
+            notifyDataSetChanged()
+        }
+
+        override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): BookViewHolder {
+            val layout = LayoutInflater.from(parent.context)
+                .inflate(R.layout.book_item, parent, false) as ViewGroup
+            // set the view's size, margins, paddings and layout parameters
+
+            return BookViewHolder(
+                layout.findViewById(R.id.title), layout.findViewById(R.id.authors),
+                layout.findViewById(R.id.price), layout.findViewById(R.id.series),
+                layout.findViewById(R.id.synopsis), layout.findViewById(R.id.cover),
+                layout
+            )
+
+        }
+
+        override fun onBindViewHolder(holder: BookViewHolder, position: Int) {
+            val book = filteredBooks[position]
+            holder.title.text = book.title
+            holder.authors.text = book.authors.joinToString(", ")
+            if (book.price != null) {
+                holder.price.text = String.format("$%.2f", book.price)
+            } else {
+                holder.price.text = "N/A"
+            }
+
+            holder.synopsis.text = Html.fromHtml(book.synopsis).toString().trim()
+            if (book.series != null) {
+                holder.series.visibility = View.VISIBLE
+                holder.series.text = book.series
+            } else {
+                holder.series.visibility = View.GONE
+            }
+
+            holder.cover.load(book.imageUrl) {
+                crossfade(true)
+            }
+
+            holder.itemView.setOnClickListener {
+                val intent = Intent(Intent.ACTION_VIEW, Uri.parse(book.url))
+                intent.addFlags(FLAG_ACTIVITY_NEW_TASK)
+                startActivity(it.context, intent, null)
+            }
+        }
+
+        override fun getItemCount(): Int {
+            return filteredBooks.size
+        }
+
+        override fun onChange(position: Int): CharSequence {
+            return filteredBooks[position].formattedPrice()
+        }
+
+    }
+}
+
+

src/main/java/au/com/joshsharp/wishkobone/WishkoboneApplication.kt

@@ -0,0 +1,37 @@
+package au.com.joshsharp.wishkobone
+
+import android.app.Application
+import android.content.SharedPreferences
+
+class WishkoboneApplication: Application() {
+
+    var client = APIClient()
+
+    override fun onCreate() {
+        super.onCreate()
+        if (getCookie() != null){
+            client.setCookie(getCookie())
+        }
+    }
+
+    fun getCookie(): String? {
+        val prefs = getSharedPreferences(getString(R.string.app_name), 0)
+        return prefs.getString("cookie",null)
+    }
+
+    fun setCookie(cookie: String) {
+        val editor = getSharedPreferences(getString(R.string.app_name), 0).edit()
+        editor.putString("cookie", cookie)
+        editor.apply()
+        client.setCookie(cookie)
+
+    }
+
+    fun invalidateCookie() {
+        val editor = getSharedPreferences(getString(R.string.app_name), 0).edit()
+        editor.clear()
+        editor.apply()
+        client = APIClient() // remove cookie
+
+    }
+}

src/main/res/drawable-v24/ic_launcher_foreground.xml

@@ -0,0 +1,30 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path android:pathData="M31,63.928c0,0 6.4,-11 12.1,-13.1c7.2,-2.6 26,-1.4 26,-1.4l38.1,38.1L107,108.928l-32,-1L31,63.928z">
+        <aapt:attr name="android:fillColor">
+            <gradient
+                android:endX="85.84757"
+                android:endY="92.4963"
+                android:startX="42.9492"
+                android:startY="49.59793"
+                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="M65.3,45.828l3.8,-6.6c0.2,-0.4 0.1,-0.9 -0.3,-1.1c-0.4,-0.2 -0.9,-0.1 -1.1,0.3l-3.9,6.7c-6.3,-2.8 -13.4,-2.8 -19.7,0l-3.9,-6.7c-0.2,-0.4 -0.7,-0.5 -1.1,-0.3C38.8,38.328 38.7,38.828 38.9,39.228l3.8,6.6C36.2,49.428 31.7,56.028 31,63.928h46C76.3,56.028 71.8,49.428 65.3,45.828zM43.4,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2c-0.3,-0.7 -0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C45.3,56.528 44.5,57.328 43.4,57.328L43.4,57.328zM64.6,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2s-0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C66.5,56.528 65.6,57.328 64.6,57.328L64.6,57.328z"
+        android:strokeWidth="1"
+        android:strokeColor="#00000000" />
+</vector>

src/main/res/drawable/fast_scroll_thumb.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_pressed="true">
+        <shape android:shape="rectangle">
+            <solid android:color="@color/colorAccent" />
+            <size android:width="10dp" android:height="40dp"/>
+        </shape>
+    </item>
+    <item>
+        <shape android:shape="rectangle">
+            <solid android:color="@color/lineGrey" />
+            <size android:width="10dp" android:height="40dp"/>
+        </shape>
+    </item>
+</selector>

src/main/res/drawable/fast_scroll_track.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <solid android:color="#22000000" />
+    <size android:width="5dp"/>
+</shape>

src/main/res/drawable/ic_launcher_background.xml

@@ -0,0 +1,3 @@
+<?xml version="1.0" encoding="utf-8"?>
+<color android:color="@color/colorPrimary"
+    xmlns:android="http://schemas.android.com/apk/res/android"/>

src/main/res/drawable/scroller_popup.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <corners android:bottomLeftRadius="32dp"
+        android:topLeftRadius="32dp"
+        android:topRightRadius="32dp"
+        android:bottomRightRadius="4dp"/>
+    <solid android:color="@color/colorAccent" />
+</shape>

src/main/res/drawable/scroller_thumb.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <corners android:radius="4dp"/>
+    <solid android:color="@color/colorAccent" />
+</shape>

src/main/res/layout/activity_login.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout 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=".LoginActivity">
+
+    <WebView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:id="@+id/web"
+        />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

src/main/res/layout/activity_main.xml

@@ -0,0 +1,42 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout 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/coordinator"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".MainActivity">
+
+    <com.qtalk.recyclerviewfastscroller.RecyclerViewFastScroller
+        android:id="@+id/fastscroller"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        app:popupDrawable="@drawable/scroller_popup"
+        app:handleDrawable="@drawable/scroller_thumb"
+        app:layout_constraintBottom_toBottomOf="@id/coordinator"
+        app:handleHeight="32dp">
+
+        <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/list"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:scrollbars="none" />
+    </com.qtalk.recyclerviewfastscroller.RecyclerViewFastScroller>
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:id="@+id/status"
+        app:layout_constraintBottom_toBottomOf="@id/coordinator"
+        android:orientation="horizontal"
+        android:background="@color/colorPrimaryDark"
+        android:paddingVertical="12dp"
+        android:paddingHorizontal="15dp">
+        <TextView
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:textColor="@android:color/white"
+            android:id="@+id/status_text"
+            android:textSize="15sp"
+            />
+    </LinearLayout>
+</androidx.constraintlayout.widget.ConstraintLayout>

src/main/res/layout/book_item.xml

@@ -0,0 +1,82 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:orientation="vertical">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:paddingHorizontal="15dp"
+        android:paddingVertical="12dp">
+
+        <LinearLayout
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginEnd="15dp"
+            android:orientation="vertical">
+
+            <TextView
+                android:id="@+id/price"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginVertical="5dp"
+                android:textColor="@color/colorPrimaryDark"
+                android:textSize="16sp"
+                android:textAlignment="viewEnd"
+                android:layout_marginBottom="12dp"
+                android:includeFontPadding="false"
+                android:textStyle="bold" />
+
+            <ImageView
+                android:id="@+id/cover"
+                android:layout_width="90dp"
+                android:layout_height="wrap_content"
+                android:scaleType="fitStart"
+                android:adjustViewBounds="true"
+                android:background="@color/lineGrey"
+                />
+
+        </LinearLayout>
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="vertical">
+
+            <TextView
+                android:id="@+id/title"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:textSize="18sp"
+                android:textStyle="bold" />
+
+            <TextView
+                android:id="@+id/authors"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:textSize="17sp" />
+
+            <TextView
+                android:id="@+id/series"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:textAllCaps="true"
+                android:textColor="@color/secondaryGrey"
+                android:textSize="15sp" />
+
+            <TextView
+                android:layout_marginTop="8dp"
+                android:id="@+id/synopsis"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:textSize="15sp" />
+        </LinearLayout>
+    </LinearLayout>
+
+    <View
+        android:layout_width="match_parent"
+        android:layout_height="1dp"
+        android:background="@color/lineGrey" />
+</LinearLayout>

src/main/res/menu/menu_main.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:id="@+id/menu_search"
+        android:title="Search"
+        app:showAsAction="always"
+        app:actionViewClass="androidx.appcompat.widget.SearchView"
+        />
+</menu>

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="@mipmap/logo" />
+</adaptive-icon>

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="@mipmap/logo" />
+</adaptive-icon>

src/main/res/values/colors.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="colorPrimary">#bf2026</color>
+    <color name="colorPrimaryDark">#ab1d22</color>
+    <color name="colorAccent">#4218bb</color>
+    <color name="lineGrey">#e0e0e0</color>
+    <color name="secondaryGrey">#888888</color>
+</resources>

src/main/res/values/strings.xml

@@ -0,0 +1,3 @@
+<resources>
+    <string name="app_name">Wishkobone</string>
+</resources>

src/main/res/values/styles.xml

@@ -0,0 +1,11 @@
+<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>
+        <item name="android:textColor">#333333</item>
+    </style>
+
+</resources>

src/test/java/au/com/joshsharp/wishkobone/ExampleUnitTest.kt

@@ -0,0 +1,17 @@
+package au.com.joshsharp.wishkobone
+
+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)
+    }
+}