Closes #109.

CHANGELOG.md

@@ -2,6 +2,8 @@
 
 - Hiding FABs on scroll.
 
+- Closing #109 (code cleaning)
+
 **1.5.4.10**
 
 - Displaying a loader when "reading more" in the article viewer.

app/build.gradle

@@ -31,6 +31,8 @@ apply plugin: 'io.fabric'
 
 apply plugin: 'kotlin-android'
 
+apply plugin: 'kotlin-android-extensions'
+
 repositories {
     maven {
         url 'https://maven.fabric.io/public'

app/src/main/java/apps/amine/bou/readerforselfoss/AddSourceActivity.kt

@@ -5,11 +5,9 @@ import android.os.Bundle
 import android.preference.PreferenceManager
 import android.support.constraint.ConstraintLayout
 import android.support.v7.app.AppCompatActivity
-import android.support.v7.widget.Toolbar
 import android.view.View
 import android.widget.AdapterView
 import android.widget.ArrayAdapter
-import android.widget.Button
 import android.widget.EditText
 import android.widget.ProgressBar
 import android.widget.Spinner
@@ -21,6 +19,7 @@ import apps.amine.bou.readerforselfoss.api.selfoss.SuccessResponse
 import apps.amine.bou.readerforselfoss.utils.Config
 import apps.amine.bou.readerforselfoss.utils.isBaseUrlValid
 import com.ftinc.scoop.Scoop
+import kotlinx.android.synthetic.main.activity_add_source.*
 import retrofit2.Call
 import retrofit2.Callback
 import retrofit2.Response
@@ -34,31 +33,29 @@ class AddSourceActivity : AppCompatActivity() {
         super.onCreate(savedInstanceState)
         Scoop.getInstance().apply(this)
         setContentView(R.layout.activity_add_source)
-        val toolbar: Toolbar = findViewById(R.id.toolbar)
+
         setSupportActionBar(toolbar)
         supportActionBar?.setDisplayHomeAsUpEnabled(true)
         supportActionBar?.setDisplayShowHomeEnabled(true)
 
-        val mProgress: ProgressBar = findViewById(R.id.progress)
-        val mForm: ConstraintLayout = findViewById(R.id.formContainer)
-        val mNameInput: EditText = findViewById(R.id.nameInput)
-        val mSourceUri: EditText = findViewById(R.id.sourceUri)
-        val mTags: EditText = findViewById(R.id.tags)
-        val mSpoutsSpinner: Spinner = findViewById(R.id.spoutsSpinner)
-        val mSaveBtn: Button = findViewById(R.id.saveBtn)
         var api: SelfossApi? = null
 
         try {
             val prefs = PreferenceManager.getDefaultSharedPreferences(this)
-            api = SelfossApi(this, this@AddSourceActivity, prefs.getBoolean("isSelfSignedCert", false), prefs.getBoolean("should_log_everything", false))
+            api = SelfossApi(
+                    this,
+                    this@AddSourceActivity,
+                    prefs.getBoolean("isSelfSignedCert", false),
+                    prefs.getBoolean("should_log_everything", false)
+            )
         } catch (e: IllegalArgumentException) {
             mustLoginToAddSource()
         }
 
-        maybeGetDetailsFromIntentSharing(intent, mSourceUri, mNameInput)
+        maybeGetDetailsFromIntentSharing(intent, sourceUri, nameInput)
 
-        mSaveBtn.setOnClickListener {
+        saveBtn.setOnClickListener {
-            handleSaveSource(mTags, mNameInput.text.toString(), mSourceUri.text.toString(), api!!)
+            handleSaveSource(tags, nameInput.text.toString(), sourceUri.text.toString(), api!!)
         }
 
         val config = Config(this)
@@ -66,13 +63,13 @@ class AddSourceActivity : AppCompatActivity() {
         if (config.baseUrl.isEmpty() || !config.baseUrl.isBaseUrlValid()) {
             mustLoginToAddSource()
         } else {
-            handleSpoutsSpinner(mSpoutsSpinner, api, mProgress, mForm)
+            handleSpoutsSpinner(spoutsSpinner, api, progress, formContainer)
         }
     }
 
-    private fun handleSpoutsSpinner(mSpoutsSpinner: Spinner, api: SelfossApi?, mProgress: ProgressBar, mForm: ConstraintLayout) {
+    private fun handleSpoutsSpinner(spoutsSpinner: Spinner, api: SelfossApi?, mProgress: ProgressBar, formContainer: ConstraintLayout) {
         val spoutsKV = HashMap<String, String>()
-        mSpoutsSpinner.onItemSelectedListener = object : AdapterView.OnItemSelectedListener {
+        spoutsSpinner.onItemSelectedListener = object : AdapterView.OnItemSelectedListener {
             override fun onItemSelected(adapterView: AdapterView<*>, view: View, i: Int, l: Long) {
                 val spoutName = (view as TextView).text.toString()
                 mSpoutsValue = spoutsKV[spoutName]
@@ -95,7 +92,7 @@ class AddSourceActivity : AppCompatActivity() {
                     }
 
                     mProgress.visibility = View.GONE
-                    mForm.visibility = View.VISIBLE
+                    formContainer.visibility = View.VISIBLE
 
                     val spinnerArrayAdapter =
                             ArrayAdapter(
@@ -103,7 +100,7 @@ class AddSourceActivity : AppCompatActivity() {
                                     android.R.layout.simple_spinner_item,
                                     itemsStrings)
                     spinnerArrayAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item)
-                    mSpoutsSpinner.adapter = spinnerArrayAdapter
+                    spoutsSpinner.adapter = spinnerArrayAdapter
 
                 } else {
                     handleProblemWithSpouts()
@@ -121,10 +118,10 @@ class AddSourceActivity : AppCompatActivity() {
         })
     }
 
-    private fun maybeGetDetailsFromIntentSharing(intent: Intent, mSourceUri: EditText, mNameInput: EditText) {
+    private fun maybeGetDetailsFromIntentSharing(intent: Intent, sourceUri: EditText, nameInput: EditText) {
         if (Intent.ACTION_SEND == intent.action && "text/plain" == intent.type) {
-            mSourceUri.setText(intent.getStringExtra(Intent.EXTRA_TEXT))
+            sourceUri.setText(intent.getStringExtra(Intent.EXTRA_TEXT))
-            mNameInput.setText(intent.getStringExtra(Intent.EXTRA_TITLE))
+            nameInput.setText(intent.getStringExtra(Intent.EXTRA_TITLE))
         }
     }
 
@@ -135,7 +132,7 @@ class AddSourceActivity : AppCompatActivity() {
         finish()
     }
 
-    private fun handleSaveSource(mTags: EditText, title: String, url: String, api: SelfossApi) {
+    private fun handleSaveSource(tags: EditText, title: String, url: String, api: SelfossApi) {
 
         val sourceDetailsAvailable = title.isEmpty() || url.isEmpty() || mSpoutsValue == null || mSpoutsValue!!.isEmpty()
 
@@ -146,7 +143,7 @@ class AddSourceActivity : AppCompatActivity() {
                     title,
                     url,
                     mSpoutsValue!!,
-                mTags.text.toString(),
+                    tags.text.toString(),
                     ""
             ).enqueue(object : Callback<SuccessResponse> {
                 override fun onResponse(call: Call<SuccessResponse>, response: Response<SuccessResponse>) {

app/src/main/java/apps/amine/bou/readerforselfoss/HomeActivity.kt

@@ -9,20 +9,16 @@ import android.graphics.drawable.GradientDrawable
 import android.net.Uri
 import android.os.Bundle
 import android.preference.PreferenceManager
-import android.support.design.widget.CoordinatorLayout
 import android.support.v4.view.MenuItemCompat
-import android.support.v4.widget.SwipeRefreshLayout
 import android.support.v7.app.AppCompatActivity
 import android.support.v7.widget.GridLayoutManager
 import android.support.v7.widget.RecyclerView
 import android.support.v7.widget.SearchView
 import android.support.v7.widget.StaggeredGridLayoutManager
-import android.support.v7.widget.Toolbar
 import android.support.v7.widget.helper.ItemTouchHelper
 import android.view.Menu
 import android.view.MenuItem
 import android.view.View
-import android.widget.TextView
 import android.widget.Toast
 import apps.amine.bou.readerforselfoss.adapters.ItemCardAdapter
 import apps.amine.bou.readerforselfoss.adapters.ItemListAdapter
@@ -56,7 +52,6 @@ import com.crashlytics.android.Crashlytics
 import com.crashlytics.android.answers.Answers
 import com.crashlytics.android.answers.InviteEvent
 import com.ftinc.scoop.Scoop
-import com.github.stkent.amplify.prompt.DefaultLayoutPromptView
 import com.github.stkent.amplify.tracking.Amplify
 import com.google.android.gms.appinvite.AppInviteInvitation
 import com.google.android.gms.common.ConnectionResult
@@ -74,6 +69,8 @@ import com.mikepenz.materialdrawer.model.SecondaryDrawerItem
 import retrofit2.Call
 import retrofit2.Callback
 import retrofit2.Response
+import kotlinx.android.synthetic.main.activity_home.*
+
 
 class HomeActivity : AppCompatActivity(), SearchView.OnQueryTextListener {
 
@@ -105,15 +102,9 @@ class HomeActivity : AppCompatActivity(), SearchView.OnQueryTextListener {
     private var displayAccountHeader: Boolean = false
     private var infiniteScroll: Boolean = false
 
-    private lateinit var emptyText: TextView
-    private lateinit var recyclerView: RecyclerView
-    private lateinit var bottomBar: BottomNavigationBar
-    private lateinit var coordinatorLayout: CoordinatorLayout
-    private lateinit var swipeRefreshLayout: SwipeRefreshLayout
     private lateinit var tabNewBadge: TextBadgeItem
     private lateinit var tabArchiveBadge: TextBadgeItem
     private lateinit var tabStarredBadge: TextBadgeItem
-    private lateinit var toolBar: Toolbar
     private lateinit var drawer: Drawer
     private lateinit var api: SelfossApi
     private lateinit var customTabActivityHelper: CustomTabActivityHelper
@@ -140,16 +131,11 @@ class HomeActivity : AppCompatActivity(), SearchView.OnQueryTextListener {
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
-
         Scoop.getInstance().apply(this)
-
         setContentView(R.layout.activity_home)
 
-        toolBar = findViewById(R.id.toolbar)
         setSupportActionBar(toolBar)
-
         if (savedInstanceState == null) {
-            val promptView: DefaultLayoutPromptView = findViewById(R.id.prompt_view)
             Amplify.getSharedInstance().promptIfReady(promptView)
         }
 
@@ -167,17 +153,9 @@ class HomeActivity : AppCompatActivity(), SearchView.OnQueryTextListener {
         appColors =  AppColors(this@HomeActivity)
 
         handleBottomBar()
-
         handleDrawer()
 
-        coordinatorLayout = findViewById(R.id.coordLayout)
-        swipeRefreshLayout = findViewById(R.id.swipeRefreshLayout)
-        recyclerView = findViewById(R.id.my_recycler_view)
-
-        emptyText = findViewById(R.id.emptyText)
-
         reloadLayoutManager()
-
         handleSwipeRefreshLayout()
     }
 
@@ -243,8 +221,6 @@ class HomeActivity : AppCompatActivity(), SearchView.OnQueryTextListener {
 
     private fun handleBottomBar() {
 
-        bottomBar = findViewById(R.id.bottomBar)
-
         tabNewBadge = TextBadgeItem()
                 .setText("")
                 .setHideOnSelect(false).hide(false)

app/src/main/java/apps/amine/bou/readerforselfoss/LoginActivity.kt

@@ -6,7 +6,6 @@ import android.content.Context
 import android.content.Intent
 import android.content.SharedPreferences
 import android.os.Bundle
-import android.support.design.widget.TextInputLayout
 import android.support.v7.app.AlertDialog
 import android.support.v7.app.AppCompatActivity
 import android.support.v7.widget.Toolbar
@@ -15,9 +14,6 @@ import android.view.Menu
 import android.view.MenuItem
 import android.view.View
 import android.view.inputmethod.EditorInfo
-import android.widget.Button
-import android.widget.EditText
-import android.widget.Switch
 import android.widget.TextView
 import android.widget.Toast
 import apps.amine.bou.readerforselfoss.api.selfoss.SelfossApi
@@ -32,6 +28,8 @@ import com.mikepenz.aboutlibraries.LibsBuilder
 import retrofit2.Call
 import retrofit2.Callback
 import retrofit2.Response
+import kotlinx.android.synthetic.main.activity_login.*
+
 
 
 class LoginActivity : AppCompatActivity() {
@@ -43,14 +41,7 @@ class LoginActivity : AppCompatActivity() {
 
     private lateinit var settings: SharedPreferences
     private lateinit var editor: SharedPreferences.Editor
-    private lateinit var mFirebaseAnalytics: FirebaseAnalytics
+    private lateinit var firebaseAnalytics: FirebaseAnalytics
-    private lateinit var mUrlView: EditText
-    private lateinit var mLoginView: TextView
-    private lateinit var mHTTPLoginView: TextView
-    private lateinit var mProgressView: View
-    private lateinit var mPasswordView: EditText
-    private lateinit var mHTTPPasswordView: EditText
-    private lateinit var mLoginFormView: View
     private lateinit var userIdentifier: String
     private var logErrors: Boolean = false
 
@@ -61,7 +52,6 @@ class LoginActivity : AppCompatActivity() {
         Scoop.getInstance().apply(this)
         setContentView(R.layout.activity_login)
 
-        val toolbar: Toolbar = findViewById(R.id.toolbar)
         setSupportActionBar(toolbar)
 
         handleBaseUrlFail()
@@ -69,7 +59,7 @@ class LoginActivity : AppCompatActivity() {
 
         settings = getSharedPreferences(Config.settingsName, Context.MODE_PRIVATE)
         userIdentifier = settings.getString("unique_id", "")
-        logErrors = settings.getBoolean("loging_debug", false)
+        logErrors = settings.getBoolean("login_debug", false)
 
         editor = settings.edit()
 
@@ -77,60 +67,44 @@ class LoginActivity : AppCompatActivity() {
             goToMain()
         }
 
-        mFirebaseAnalytics = FirebaseAnalytics.getInstance(this)
+        firebaseAnalytics = FirebaseAnalytics.getInstance(this)
-        mUrlView = findViewById(R.id.url)
-        mLoginView = findViewById(R.id.login)
-        mHTTPLoginView = findViewById(R.id.httpLogin)
-        mPasswordView = findViewById(R.id.password)
-        mHTTPPasswordView = findViewById(R.id.httpPassword)
-        mLoginFormView = findViewById(R.id.login_form)
-        mProgressView = findViewById(R.id.login_progress)
 
         handleActions()
     }
 
     private fun handleActions() {
-        val mSwitch: Switch = findViewById(R.id.withLogin)
-        val mHTTPSwitch: Switch = findViewById(R.id.withHttpLogin)
-        val mLoginLayout: TextInputLayout = findViewById(R.id.loginLayout)
-        val mHTTPLoginLayout: TextInputLayout = findViewById(R.id.httpLoginInput)
-        val mPasswordLayout: TextInputLayout = findViewById(R.id.passwordLayout)
-        val mHTTPPasswordLayout: TextInputLayout = findViewById(R.id.httpPasswordInput)
-        val mEmailSignInButton: Button = findViewById(R.id.email_sign_in_button)
-        val selfHostedSwitch: Switch = findViewById(R.id.withSelfhostedCert)
-        val warningTextview: TextView = findViewById(R.id.warningText)
 
-        selfHostedSwitch.setOnCheckedChangeListener { _, b ->
+        withSelfhostedCert.setOnCheckedChangeListener { _, b ->
             isWithSelfSignedCert = !isWithSelfSignedCert
             val visi: Int = if (b) View.VISIBLE else View.GONE
 
-            warningTextview.visibility = visi
+            warningText.visibility = visi
         }
 
-        mPasswordView.setOnEditorActionListener(TextView.OnEditorActionListener { _, id, _ ->
+        passwordView.setOnEditorActionListener(TextView.OnEditorActionListener { _, id, _ ->
-            if (id == R.id.login || id == EditorInfo.IME_NULL) {
+            if (id == R.id.loginView || id == EditorInfo.IME_NULL) {
                 attemptLogin()
                 return@OnEditorActionListener true
             }
             false
         })
 
-        mEmailSignInButton.setOnClickListener { attemptLogin() }
+        signInButton.setOnClickListener { attemptLogin() }
 
-        mSwitch.setOnCheckedChangeListener { _, b ->
+        withLogin.setOnCheckedChangeListener { _, b ->
             isWithLogin = !isWithLogin
             val visi: Int = if (b) View.VISIBLE else View.GONE
 
-            mLoginLayout.visibility = visi
+            loginLayout.visibility = visi
-            mPasswordLayout.visibility = visi
+            passwordLayout.visibility = visi
         }
 
-        mHTTPSwitch.setOnCheckedChangeListener { _, b ->
+        withHttpLogin.setOnCheckedChangeListener { _, b ->
             isWithHTTPLogin = !isWithHTTPLogin
             val visi: Int = if (b) View.VISIBLE else View.GONE
 
-            mHTTPLoginLayout.visibility = visi
+            httpLoginInput.visibility = visi
-            mHTTPPasswordLayout.visibility = visi
+            httpPasswordInput.visibility = visi
         }
     }
 
@@ -156,25 +130,25 @@ class LoginActivity : AppCompatActivity() {
     private fun attemptLogin() {
 
         // Reset errors.
-        mUrlView.error = null
+        urlView.error = null
-        mLoginView.error = null
+        loginView.error = null
-        mHTTPLoginView.error = null
+        httpLoginView.error = null
-        mPasswordView.error = null
+        passwordView.error = null
-        mHTTPPasswordView.error = null
+        httpPasswordView.error = null
 
         // Store values at the time of the login attempt.
-        val url = mUrlView.text.toString()
+        val url = urlView.text.toString()
-        val login = mLoginView.text.toString()
+        val login = loginView.text.toString()
-        val httpLogin = mHTTPLoginView.text.toString()
+        val httpLogin = httpLoginView.text.toString()
-        val password = mPasswordView.text.toString()
+        val password = passwordView.text.toString()
-        val httpPassword = mHTTPPasswordView.text.toString()
+        val httpPassword = httpPasswordView.text.toString()
 
         var cancel = false
         var focusView: View? = null
 
         if (!url.isBaseUrlValid()) {
-            mUrlView.error = getString(R.string.login_url_problem)
+            urlView.error = getString(R.string.login_url_problem)
-            focusView = mUrlView
+            focusView = urlView
             cancel = true
             inValidCount++
             if (inValidCount == 3) {
@@ -192,14 +166,14 @@ class LoginActivity : AppCompatActivity() {
 
         if (isWithLogin || isWithHTTPLogin) {
             if (TextUtils.isEmpty(password)) {
-                mPasswordView.error = getString(R.string.error_invalid_password)
+                passwordView.error = getString(R.string.error_invalid_password)
-                focusView = mPasswordView
+                focusView = passwordView
                 cancel = true
             }
 
             if (TextUtils.isEmpty(login)) {
-                mLoginView.error = getString(R.string.error_field_required)
+                loginView.error = getString(R.string.error_field_required)
-                focusView = mLoginView
+                focusView = loginView
                 cancel = true
             }
         }
@@ -226,11 +200,11 @@ class LoginActivity : AppCompatActivity() {
                     editor.remove("password")
                     editor.remove("httpPassword")
                     editor.apply()
-                    mUrlView.error = getString(R.string.wrong_infos)
+                    urlView.error = getString(R.string.wrong_infos)
-                    mLoginView.error = getString(R.string.wrong_infos)
+                    loginView.error = getString(R.string.wrong_infos)
-                    mPasswordView.error = getString(R.string.wrong_infos)
+                    passwordView.error = getString(R.string.wrong_infos)
-                    mHTTPLoginView.error = getString(R.string.wrong_infos)
+                    httpLoginView.error = getString(R.string.wrong_infos)
-                    mHTTPPasswordView.error = getString(R.string.wrong_infos)
+                    httpPasswordView.error = getString(R.string.wrong_infos)
                     if (logErrors) {
                         Crashlytics.setUserIdentifier(userIdentifier)
                         Crashlytics.log(100, "LOGIN_DEBUG_ERRROR", t.message)
@@ -242,7 +216,7 @@ class LoginActivity : AppCompatActivity() {
 
                 override fun onResponse(call: Call<SuccessResponse>, response: Response<SuccessResponse>) {
                     if (response.body() != null && response.body()!!.isSuccess) {
-                        mFirebaseAnalytics.logEvent(FirebaseAnalytics.Event.LOGIN, Bundle())
+                        firebaseAnalytics.logEvent(FirebaseAnalytics.Event.LOGIN, Bundle())
                         goToMain()
                     } else {
                         preferenceError(Exception("No response body..."))
@@ -260,34 +234,34 @@ class LoginActivity : AppCompatActivity() {
     private fun showProgress(show: Boolean) {
         val shortAnimTime = resources.getInteger(android.R.integer.config_shortAnimTime)
 
-        mLoginFormView.visibility = if (show) View.GONE else View.VISIBLE
+        loginForm.visibility = if (show) View.GONE else View.VISIBLE
-        mLoginFormView
+        loginForm
                 .animate()
                 .setDuration(shortAnimTime.toLong())
                 .alpha(
                         if (show) 0F else 1F
                 ).setListener(object : AnimatorListenerAdapter() {
             override fun onAnimationEnd(animation: Animator) {
-                    mLoginFormView.visibility = if (show) View.GONE else View.VISIBLE
+                loginForm.visibility = if (show) View.GONE else View.VISIBLE
             }
         })
 
-        mProgressView.visibility = if (show) View.VISIBLE else View.GONE
+        loginProgress.visibility = if (show) View.VISIBLE else View.GONE
-        mProgressView
+        loginProgress
                 .animate()
                 .setDuration(shortAnimTime.toLong())
                 .alpha(
                         if (show) 1F else 0F
                 ).setListener(object : AnimatorListenerAdapter() {
             override fun onAnimationEnd(animation: Animator) {
-                    mProgressView.visibility = if (show) View.VISIBLE else View.GONE
+                loginProgress.visibility = if (show) View.VISIBLE else View.GONE
             }
         })
     }
 
     override fun onCreateOptionsMenu(menu: Menu): Boolean {
         menuInflater.inflate(R.menu.login_menu, menu)
-        menu.findItem(R.id.loging_debug).isChecked = logErrors
+        menu.findItem(R.id.login_debug).isChecked = logErrors
         return true
     }
 
@@ -301,11 +275,11 @@ class LoginActivity : AppCompatActivity() {
                         .start(this)
                 return true
             }
-            R.id.loging_debug -> {
+            R.id.login_debug -> {
                 val newState = !item.isChecked
                 item.isChecked = newState
                 logErrors = newState
-                editor.putBoolean("loging_debug", newState)
+                editor.putBoolean("login_debug", newState)
                 editor.apply()
                 return true
             }

app/src/main/java/apps/amine/bou/readerforselfoss/ReaderActivity.kt

@@ -10,10 +10,6 @@ import android.support.v7.app.AppCompatActivity
 import android.text.Html
 import android.view.MenuItem
 import android.view.View
-import android.widget.FrameLayout
-import android.widget.ImageView
-import android.widget.ProgressBar
-import android.widget.TextView
 import apps.amine.bou.readerforselfoss.api.mercury.MercuryApi
 import apps.amine.bou.readerforselfoss.api.mercury.ParsedContent
 import apps.amine.bou.readerforselfoss.utils.buildCustomTabsIntent
@@ -30,16 +26,11 @@ import org.sufficientlysecure.htmltextview.HtmlHttpImageGetter
 import retrofit2.Call
 import retrofit2.Callback
 import retrofit2.Response
+import kotlinx.android.synthetic.main.activity_reader.*
 
 
 class ReaderActivity : AppCompatActivity() {
     private lateinit var mCustomTabActivityHelper: CustomTabActivityHelper
-    private lateinit var image: ImageView
-    private lateinit var source: TextView
-    private lateinit var title: TextView
-    private lateinit var content: TextView
-    private lateinit var progress: FrameLayout
-    private lateinit var nestedScrollView: NestedScrollView
     //private lateinit var content: HtmlTextView
     private lateinit var url: String
     private lateinit var contentText: String
@@ -59,12 +50,6 @@ class ReaderActivity : AppCompatActivity() {
         Scoop.getInstance().apply(this)
         setContentView(R.layout.activity_reader)
 
-        image = findViewById(R.id.imageView)
-        source = findViewById(R.id.source)
-        title = findViewById(R.id.title)
-        content = findViewById(R.id.content)
-        progress = findViewById(R.id.progressBar)
-        nestedScrollView = findViewById(R.id.nestedScrollView)
         url = intent.getStringExtra("url")
         contentText = intent.getStringExtra("content")
         contentTitle = intent.getStringExtra("title")
@@ -109,19 +94,19 @@ class ReaderActivity : AppCompatActivity() {
             getContentFromMercury(customTabsIntent, prefs)
         } else {
             source.text = contentSource
-            title.text = contentTitle
+            titleView.text = contentTitle
             tryToHandleHtml(contentText, customTabsIntent, prefs)
 
             if (!contentImage.isEmptyOrNullOrNullString()) {
-                image.visibility = View.VISIBLE
+                imageView.visibility = View.VISIBLE
                 Glide
                         .with(baseContext)
                         .asBitmap()
                         .load(contentImage)
                         .apply(RequestOptions.fitCenterTransform())
-                        .into(image)
+                        .into(imageView)
             } else {
-                image.visibility = View.GONE
+                imageView.visibility = View.GONE
             }
         }
 
@@ -135,14 +120,14 @@ class ReaderActivity : AppCompatActivity() {
     }
 
     private fun getContentFromMercury(customTabsIntent: CustomTabsIntent, prefs: SharedPreferences) {
-        progress.visibility = View.VISIBLE
+        progressBar.visibility = View.VISIBLE
         val parser = MercuryApi(BuildConfig.MERCURY_KEY, prefs.getBoolean("should_log_everything", false))
 
         parser.parseUrl(url).enqueue(object : Callback<ParsedContent> {
             override fun onResponse(call: Call<ParsedContent>, response: Response<ParsedContent>) {
                 if (response.body() != null && response.body()!!.content != null && response.body()!!.content.isNotEmpty()) {
                     source.text = response.body()!!.domain
-                    title.text = response.body()!!.title
+                    titleView.text = response.body()!!.title
                     this@ReaderActivity.url = response.body()!!.url
 
                     if (response.body()!!.content != null && !response.body()!!.content.isEmpty()) {
@@ -150,20 +135,20 @@ class ReaderActivity : AppCompatActivity() {
                     }
 
                     if (response.body()!!.lead_image_url != null && !response.body()!!.lead_image_url.isEmpty()) {
-                        image.visibility = View.VISIBLE
+                        imageView.visibility = View.VISIBLE
                         Glide
                                 .with(baseContext)
                                 .asBitmap()
                                 .load(response.body()!!.lead_image_url)
                                 .apply(RequestOptions.fitCenterTransform())
-                                .into(image)
+                                .into(imageView)
                     } else {
-                        image.visibility = View.GONE
+                        imageView.visibility = View.GONE
                     }
 
                     nestedScrollView.scrollTo(0, 0)
 
-                    progress.visibility = View.GONE
+                    progressBar.visibility = View.GONE
                 } else openInBrowserAfterFailing(customTabsIntent)
             }
 
@@ -185,7 +170,7 @@ class ReaderActivity : AppCompatActivity() {
     }
 
     private fun openInBrowserAfterFailing(customTabsIntent: CustomTabsIntent) {
-        progress.visibility = View.GONE
+        progressBar.visibility = View.GONE
         this@ReaderActivity.openItemUrl(
                 url,
                 contentText,

app/src/main/java/apps/amine/bou/readerforselfoss/SourcesActivity.kt

@@ -3,12 +3,8 @@ package apps.amine.bou.readerforselfoss
 import android.content.Intent
 import android.os.Bundle
 import android.preference.PreferenceManager
-import android.support.design.widget.FloatingActionButton
 import android.support.v7.app.AppCompatActivity
 import android.support.v7.widget.LinearLayoutManager
-import android.support.v7.widget.RecyclerView
-import android.support.v7.widget.Toolbar
-import android.view.View
 import android.widget.Toast
 import apps.amine.bou.readerforselfoss.adapters.SourcesListAdapter
 import apps.amine.bou.readerforselfoss.api.selfoss.SelfossApi
@@ -17,17 +13,16 @@ import com.ftinc.scoop.Scoop
 import retrofit2.Call
 import retrofit2.Callback
 import retrofit2.Response
-
+import kotlinx.android.synthetic.main.activity_sources.*
 
 class SourcesActivity : AppCompatActivity() {
 
-    private lateinit var mRecyclerView: RecyclerView
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         Scoop.getInstance().apply(this)
         setContentView(R.layout.activity_sources)
-        val toolbar: Toolbar = findViewById(R.id.toolbar)
+
         setSupportActionBar(toolbar)
         supportActionBar?.setDisplayHomeAsUpEnabled(true)
         supportActionBar?.setDisplayShowHomeEnabled(true)
@@ -35,13 +30,11 @@ class SourcesActivity : AppCompatActivity() {
 
     override fun onStop() {
         super.onStop()
-        mRecyclerView.clearOnScrollListeners()
+        recyclerView.clearOnScrollListeners()
     }
 
     override fun onResume() {
         super.onResume()
-        val mFab: FloatingActionButton = findViewById(R.id.fab)
-        mRecyclerView = findViewById(R.id.activity_sources)
         val mLayoutManager = LinearLayoutManager(this)
 
         val prefs = PreferenceManager.getDefaultSharedPreferences(this)
@@ -49,8 +42,8 @@ class SourcesActivity : AppCompatActivity() {
         val api = SelfossApi(this, this@SourcesActivity, prefs.getBoolean("isSelfSignedCert", false), prefs.getBoolean("should_log_everything", false))
         var items: ArrayList<Sources> = ArrayList()
 
-        mRecyclerView.setHasFixedSize(true)
+        recyclerView.setHasFixedSize(true)
-        mRecyclerView.layoutManager = mLayoutManager
+        recyclerView.layoutManager = mLayoutManager
 
         api.sources.enqueue(object : Callback<List<Sources>> {
             override fun onResponse(call: Call<List<Sources>>, response: Response<List<Sources>>) {
@@ -58,7 +51,7 @@ class SourcesActivity : AppCompatActivity() {
                     items = response.body() as ArrayList<Sources>
                 }
                 val mAdapter = SourcesListAdapter(this@SourcesActivity, items, api)
-                mRecyclerView.adapter = mAdapter
+                recyclerView.adapter = mAdapter
                 mAdapter.notifyDataSetChanged()
                 if (items.isEmpty()) Toast.makeText(this@SourcesActivity, R.string.nothing_here, Toast.LENGTH_SHORT).show()
             }
@@ -68,7 +61,7 @@ class SourcesActivity : AppCompatActivity() {
             }
         })
 
-        mFab.setOnClickListener {
+        fab.setOnClickListener {
             startActivity(Intent(this@SourcesActivity, AddSourceActivity::class.java))
         }
     }

app/src/main/java/apps/amine/bou/readerforselfoss/adapters/ItemCardAdapter.kt

@@ -9,8 +9,6 @@ import android.support.v7.widget.RecyclerView
 import android.text.Html
 import android.view.LayoutInflater
 import android.view.ViewGroup
-import android.widget.ImageButton
-import android.widget.ImageView
 import android.widget.ImageView.ScaleType
 import android.widget.TextView
 import android.widget.Toast
@@ -38,6 +36,7 @@ import com.like.OnLikeListener
 import retrofit2.Call
 import retrofit2.Callback
 import retrofit2.Response
+import kotlinx.android.synthetic.main.card_item.view.*
 
 class ItemCardAdapter(private val app: Activity,
                       private val items: ArrayList<Item>,
@@ -61,16 +60,16 @@ class ItemCardAdapter(private val app: Activity,
         val itm = items[position]
 
 
-        holder.saveBtn.isLiked = itm.starred
+        holder.mView.favButton.isLiked = itm.starred
-        holder.title.text = Html.fromHtml(itm.title)
+        holder.mView.title.text = Html.fromHtml(itm.title)
 
-        holder.sourceTitleAndDate.text = itm.sourceAndDateText()
+        holder.mView.sourceTitleAndDate.text = itm.sourceAndDateText()
 
         if (itm.getThumbnail(c).isEmpty()) {
-            Glide.with(c).clear(holder.itemImage)
+            Glide.with(c).clear(holder.mView.itemImage)
-            holder.itemImage.setImageDrawable(null)
+            holder.mView.itemImage.setImageDrawable(null)
         } else {
-            c.bitmapCenterCrop(itm.getThumbnail(c), holder.itemImage)
+            c.bitmapCenterCrop(itm.getThumbnail(c), holder.mView.itemImage)
         }
 
         if (itm.getIcon(c).isEmpty()) {
@@ -81,12 +80,12 @@ class ItemCardAdapter(private val app: Activity,
                             .builder()
                             .round()
                             .build(itm.sourcetitle.toTextDrawableString(), color)
-            holder.sourceImage.setImageDrawable(drawable)
+            holder.mView.sourceImage.setImageDrawable(drawable)
         } else {
-            c.circularBitmapDrawable(itm.getIcon(c), holder.sourceImage)
+            c.circularBitmapDrawable(itm.getIcon(c), holder.mView.sourceImage)
         }
 
-        holder.saveBtn.isLiked = itm.starred
+        holder.mView.favButton.isLiked = itm.starred
     }
 
     override fun getItemCount(): Int {
@@ -160,14 +159,6 @@ class ItemCardAdapter(private val app: Activity,
     }
 
     inner class ViewHolder(val mView: CardView) : RecyclerView.ViewHolder(mView) {
-        lateinit var saveBtn: LikeButton
-        lateinit var browserBtn: ImageButton
-        lateinit var shareBtn: ImageButton
-        lateinit var itemImage: ImageView
-        lateinit var sourceImage: ImageView
-        lateinit var title: TextView
-        lateinit var sourceTitleAndDate: TextView
-
         init {
             mView.setCardBackgroundColor(appColors.cardBackground)
             handleClickListeners()
@@ -175,27 +166,20 @@ class ItemCardAdapter(private val app: Activity,
         }
 
         private fun handleClickListeners() {
-            sourceImage = mView.findViewById(R.id.sourceImage)
-            itemImage = mView.findViewById(R.id.itemImage)
-            title = mView.findViewById(R.id.title)
-            sourceTitleAndDate = mView.findViewById(R.id.sourceTitleAndDate)
-            saveBtn = mView.findViewById(R.id.favButton)
-            shareBtn = mView.findViewById(R.id.shareBtn)
-            browserBtn = mView.findViewById(R.id.browserBtn)
 
             if (!fullHeightCards) {
-                itemImage.maxHeight = c.resources.getDimension(R.dimen.card_image_max_height).toInt()
+                mView.itemImage.maxHeight = c.resources.getDimension(R.dimen.card_image_max_height).toInt()
-                itemImage.scaleType = ScaleType.CENTER_CROP
+                mView.itemImage.scaleType = ScaleType.CENTER_CROP
             }
 
-            saveBtn.setOnLikeListener(object : OnLikeListener {
+            mView.favButton.setOnLikeListener(object : OnLikeListener {
                 override fun liked(likeButton: LikeButton) {
                     val (id) = items[adapterPosition]
                     api.starrItem(id).enqueue(object : Callback<SuccessResponse> {
                         override fun onResponse(call: Call<SuccessResponse>, response: Response<SuccessResponse>) {}
 
                         override fun onFailure(call: Call<SuccessResponse>, t: Throwable) {
-                            saveBtn.isLiked = false
+                            mView.favButton.isLiked = false
                             Toast.makeText(c, R.string.cant_mark_favortie, Toast.LENGTH_SHORT).show()
                         }
                     })
@@ -207,18 +191,18 @@ class ItemCardAdapter(private val app: Activity,
                         override fun onResponse(call: Call<SuccessResponse>, response: Response<SuccessResponse>) {}
 
                         override fun onFailure(call: Call<SuccessResponse>, t: Throwable) {
-                            saveBtn.isLiked = true
+                            mView.favButton.isLiked = true
                             Toast.makeText(c, R.string.cant_unmark_favortie, Toast.LENGTH_SHORT).show()
                         }
                     })
                 }
             })
 
-            shareBtn.setOnClickListener {
+            mView.shareBtn.setOnClickListener {
                 c.shareLink(items[adapterPosition].getLinkDecoded())
             }
 
-            browserBtn.setOnClickListener {
+            mView.browserBtn.setOnClickListener {
                 c.openInBrowserAsNewTask(items[adapterPosition])
             }
         }

app/src/main/java/apps/amine/bou/readerforselfoss/adapters/ItemListAdapter.kt

@@ -12,9 +12,6 @@ import android.util.TypedValue
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
-import android.widget.ImageButton
-import android.widget.ImageView
-import android.widget.RelativeLayout
 import android.widget.TextView
 import android.widget.Toast
 import apps.amine.bou.readerforselfoss.R
@@ -40,7 +37,7 @@ import retrofit2.Callback
 import retrofit2.Response
 import java.util.*
 import kotlin.collections.ArrayList
-
+import kotlinx.android.synthetic.main.list_item.view.*
 
 class ItemListAdapter(private val app: Activity,
                       private val items: ArrayList<Item>,
@@ -64,10 +61,10 @@ class ItemListAdapter(private val app: Activity,
         val itm = items[position]
 
 
-        holder.saveBtn.isLiked = itm.starred
+        holder.mView.favButton.isLiked = itm.starred
-        holder.title.text = Html.fromHtml(itm.title)
+        holder.mView.title.text = Html.fromHtml(itm.title)
 
-        holder.sourceTitleAndDate.text = itm.sourceAndDateText()
+        holder.mView.sourceTitleAndDate.text = itm.sourceAndDateText()
 
         if (itm.getThumbnail(c).isEmpty()) {
             val sizeInInt = 46
@@ -80,11 +77,11 @@ class ItemListAdapter(private val app: Activity,
                     TypedValue.COMPLEX_UNIT_DIP, marginInInt.toFloat(), c.resources
                     .displayMetrics).toInt()
 
-            val params = holder.sourceImage.layoutParams as ViewGroup.MarginLayoutParams
+            val params = holder.mView.itemImage.layoutParams as ViewGroup.MarginLayoutParams
             params.height = sizeInDp
             params.width = sizeInDp
             params.setMargins(marginInDp, 0, 0, 0)
-            holder.sourceImage.layoutParams = params
+            holder.mView.itemImage.layoutParams = params
 
             if (itm.getIcon(c).isEmpty()) {
                 val color = generator.getColor(itm.sourcetitle)
@@ -96,17 +93,17 @@ class ItemListAdapter(private val app: Activity,
                 val builder = TextDrawable.builder().round()
 
                 val drawable = builder.build(textDrawable.toString(), color)
-                holder.sourceImage.setImageDrawable(drawable)
+                holder.mView.itemImage.setImageDrawable(drawable)
             } else {
-                c.circularBitmapDrawable(itm.getIcon(c), holder.sourceImage)
+                c.circularBitmapDrawable(itm.getIcon(c), holder.mView.itemImage)
             }
         } else {
-            c.bitmapCenterCrop(itm.getThumbnail(c), holder.sourceImage)
+            c.bitmapCenterCrop(itm.getThumbnail(c), holder.mView.itemImage)
         }
 
-        if (bars[position]) holder.actionBar.visibility = View.VISIBLE else holder.actionBar.visibility = View.GONE
+        if (bars[position]) holder.mView.actionBar.visibility = View.VISIBLE else holder.mView.actionBar.visibility = View.GONE
 
-        holder.saveBtn.isLiked = itm.starred
+        holder.mView.favButton.isLiked = itm.starred
     }
 
     override fun getItemCount(): Int = items.size
@@ -179,13 +176,6 @@ class ItemListAdapter(private val app: Activity,
     }
 
     inner class ViewHolder(val mView: ConstraintLayout) : RecyclerView.ViewHolder(mView) {
-        lateinit var saveBtn: LikeButton
-        lateinit var browserBtn: ImageButton
-        lateinit var shareBtn: ImageButton
-        lateinit var actionBar: RelativeLayout
-        lateinit var sourceImage: ImageView
-        lateinit var title: TextView
-        lateinit var sourceTitleAndDate: TextView
 
         init {
             handleClickListeners()
@@ -193,23 +183,15 @@ class ItemListAdapter(private val app: Activity,
         }
 
         private fun handleClickListeners() {
-            actionBar = mView.findViewById(R.id.actionBar)
-            sourceImage = mView.findViewById(R.id.itemImage)
-            title = mView.findViewById(R.id.title)
-            sourceTitleAndDate = mView.findViewById(R.id.sourceTitleAndDate)
-            saveBtn = mView.findViewById(R.id.favButton)
-            shareBtn = mView.findViewById(R.id.shareBtn)
-            browserBtn = mView.findViewById(R.id.browserBtn)
 
-
+            mView.favButton.setOnLikeListener(object : OnLikeListener {
-            saveBtn.setOnLikeListener(object : OnLikeListener {
                 override fun liked(likeButton: LikeButton) {
                     val (id) = items[adapterPosition]
                     api.starrItem(id).enqueue(object : Callback<SuccessResponse> {
                         override fun onResponse(call: Call<SuccessResponse>, response: Response<SuccessResponse>) {}
 
                         override fun onFailure(call: Call<SuccessResponse>, t: Throwable) {
-                            saveBtn.isLiked = false
+                            mView.favButton.isLiked = false
                             Toast.makeText(c, R.string.cant_mark_favortie, Toast.LENGTH_SHORT).show()
                         }
                     })
@@ -221,18 +203,18 @@ class ItemListAdapter(private val app: Activity,
                         override fun onResponse(call: Call<SuccessResponse>, response: Response<SuccessResponse>) {}
 
                         override fun onFailure(call: Call<SuccessResponse>, t: Throwable) {
-                            saveBtn.isLiked = true
+                            mView.favButton.isLiked = true
                             Toast.makeText(c, R.string.cant_unmark_favortie, Toast.LENGTH_SHORT).show()
                         }
                     })
                 }
             })
 
-            shareBtn.setOnClickListener {
+            mView.shareBtn.setOnClickListener {
                 c.shareLink(items[adapterPosition].getLinkDecoded())
             }
 
-            browserBtn.setOnClickListener {
+            mView.browserBtn.setOnClickListener {
                 c.openInBrowserAsNewTask(items[adapterPosition])
 
             }
@@ -279,7 +261,11 @@ class ItemListAdapter(private val app: Activity,
 
         private fun actionBarShowHide() {
             bars[adapterPosition] = true
-            if (actionBar.visibility == View.GONE) actionBar.visibility = View.VISIBLE else actionBar.visibility = View.GONE
+            if (mView.actionBar.visibility == View.GONE) {
+                mView.actionBar.visibility = View.VISIBLE
+            } else {
+                mView.actionBar.visibility = View.GONE
+            }
         }
     }
 }

app/src/main/java/apps/amine/bou/readerforselfoss/adapters/SourcesListAdapter.kt

@@ -21,6 +21,7 @@ import com.amulyakhare.textdrawable.util.ColorGenerator
 import retrofit2.Call
 import retrofit2.Callback
 import retrofit2.Response
+import kotlinx.android.synthetic.main.source_list_item.view.*
 
 
 class SourcesListAdapter(private val app: Activity,
@@ -45,9 +46,9 @@ class SourcesListAdapter(private val app: Activity,
                             .builder()
                             .round()
                             .build(itm.title.toTextDrawableString(), color)
-            holder.sourceImage.setImageDrawable(drawable)
+            holder.itemImage.setImageDrawable(drawable)
         } else {
-            c.circularBitmapDrawable(itm.getIcon(c), holder.sourceImage)
+            c.circularBitmapDrawable(itm.getIcon(c), holder.itemImage)
         }
 
         holder.sourceTitle.text = itm.title
@@ -58,17 +59,14 @@ class SourcesListAdapter(private val app: Activity,
     }
 
     inner class ViewHolder(internal val mView: ConstraintLayout) : RecyclerView.ViewHolder(mView) {
-        lateinit var sourceImage: ImageView
+        lateinit var itemImage: ImageView
         lateinit var sourceTitle: TextView
 
         init {
-
             handleClickListeners()
         }
 
         private fun handleClickListeners() {
-            sourceImage = mView.findViewById(R.id.itemImage)
-            sourceTitle = mView.findViewById(R.id.sourceTitle)
 
             val deleteBtn: Button = mView.findViewById(R.id.deleteBtn)
 

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

@@ -9,7 +9,7 @@
     xmlns:app="http://schemas.android.com/apk/res-auto">
 
     <com.github.stkent.amplify.prompt.DefaultLayoutPromptView
-        android:id="@+id/prompt_view"
+        android:id="@+id/promptView"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         app:prompt_view_user_opinion_question_title="@string/rating_prompt_title"
@@ -34,7 +34,7 @@
         android:id="@+id/coordLayout"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:layout_below="@id/prompt_view">
+        android:layout_below="@id/promptView">
 
         <android.support.design.widget.CoordinatorLayout
             android:id="@+id/intern_coordLayout"
@@ -51,7 +51,7 @@
                     android:layout_height="wrap_content">
 
                     <android.support.v7.widget.Toolbar
-                        android:id="@+id/toolbar"
+                        android:id="@+id/toolBar"
                         android:layout_width="match_parent"
                         android:layout_height="?attr/actionBarSize"
                         app:theme="@style/ToolBarStyle"
@@ -89,7 +89,7 @@
                                 android:background="@color/transparent"
                                 android:visibility="gone" />
                             <android.support.v7.widget.RecyclerView
-                                android:id="@+id/my_recycler_view"
+                                android:id="@+id/recyclerView"
                                 android:layout_width="match_parent"
                                 android:layout_height="wrap_content"
                                 android:background="@color/transparent"

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

@@ -28,7 +28,7 @@
         android:paddingTop="@dimen/activity_vertical_margin">
         <!-- Login progress -->
         <ProgressBar
-            android:id="@+id/login_progress"
+            android:id="@+id/loginProgress"
             style="?android:attr/progressBarStyleLarge"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
@@ -36,7 +36,7 @@
             android:visibility="gone"/>
 
         <ScrollView
-            android:id="@+id/login_form"
+            android:id="@+id/loginForm"
             android:layout_width="match_parent"
             android:layout_height="match_parent">
 
@@ -52,14 +52,13 @@
                     >
 
                     <EditText
-                        android:id="@+id/url"
+                        android:id="@+id/urlView"
                         android:layout_width="match_parent"
                         android:layout_height="wrap_content"
                         android:hint="@string/prompt_url"
                         android:imeOptions="actionUnspecified"
                         android:inputType="textUri"
-                        android:maxLines="1"
+                        android:maxLines="1" />
-                        />
 
                 </android.support.design.widget.TextInputLayout>
 
@@ -77,13 +76,12 @@
                     android:visibility="gone">
 
                     <AutoCompleteTextView
-                        android:id="@+id/login"
+                        android:id="@+id/loginView"
                         android:layout_width="match_parent"
                         android:layout_height="wrap_content"
                         android:hint="@string/prompt_login"
                         android:inputType="text"
-                        android:maxLines="1"
+                        android:maxLines="1" />
-                        />
 
                 </android.support.design.widget.TextInputLayout>
 
@@ -94,13 +92,12 @@
                     android:visibility="gone">
 
                     <EditText
-                        android:id="@+id/password"
+                        android:id="@+id/passwordView"
                         android:layout_width="match_parent"
                         android:layout_height="wrap_content"
                         android:hint="@string/prompt_password"
                         android:inputType="textPassword"
-                        android:maxLines="1"
+                        android:maxLines="1" />
-                        />
 
                 </android.support.design.widget.TextInputLayout>
 
@@ -118,7 +115,7 @@
                     android:visibility="gone">
 
                     <EditText
-                        android:id="@+id/httpLogin"
+                        android:id="@+id/httpLoginView"
                         android:layout_width="match_parent"
                         android:layout_height="wrap_content"
                         android:hint="@string/prompt_http_login" />
@@ -131,11 +128,11 @@
                     android:visibility="gone">
 
                     <EditText
-                        android:id="@+id/httpPassword"
+                        android:id="@+id/httpPasswordView"
                         android:layout_width="match_parent"
                         android:layout_height="wrap_content"
-                        android:inputType="textPassword"
+                        android:hint="@string/prompt_http_password"
-                        android:hint="@string/prompt_http_password" />
+                        android:inputType="textPassword" />
                 </android.support.design.widget.TextInputLayout>
 
                 <Switch
@@ -153,7 +150,7 @@
                     android:visibility="gone" />
 
                 <Button
-                    android:id="@+id/email_sign_in_button"
+                    android:id="@+id/signInButton"
                     style="?android:textAppearanceSmall"
                     android:layout_width="match_parent"
                     android:layout_height="wrap_content"

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

@@ -41,7 +41,7 @@
                 app:layout_constraintTop_toBottomOf="@+id/imageView" />
 
             <TextView
-                android:id="@+id/title"
+                android:id="@+id/titleView"
                 android:layout_width="0dp"
                 android:layout_height="wrap_content"
                 android:layout_marginEnd="16dp"
@@ -70,7 +70,7 @@
                 app:layout_constraintHorizontal_bias="0.0"
                 app:layout_constraintLeft_toLeftOf="parent"
                 app:layout_constraintRight_toRightOf="parent"
-                app:layout_constraintTop_toBottomOf="@+id/title" />
+                app:layout_constraintTop_toBottomOf="@+id/titleView" />
 
             <!--<org.sufficientlysecure.htmltextview.HtmlTextView
                 android:id="@+id/content"
@@ -85,7 +85,7 @@
                 app:layout_constraintHorizontal_bias="0.0"
                 app:layout_constraintLeft_toLeftOf="parent"
                 app:layout_constraintRight_toRightOf="parent"
-                app:layout_constraintTop_toBottomOf="@+id/title" />-->
+                app:layout_constraintTop_toBottomOf="@+id/titleView" />-->
 
         </android.support.constraint.ConstraintLayout>
 

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

@@ -22,7 +22,7 @@
     </android.support.design.widget.AppBarLayout>
 
     <android.support.v7.widget.RecyclerView
-        android:id="@+id/activity_sources"
+        android:id="@+id/recyclerView"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:scrollbars="vertical"

app/src/main/res/menu/login_menu.xml

@@ -3,7 +3,7 @@
       xmlns:app="http://schemas.android.com/apk/res-auto">
 
     <item
-        android:id="@+id/loging_debug"
+        android:id="@+id/login_debug"
         android:checkable="true"
         android:checked="false"
         android:icon="@drawable/ic_bug_report"

app/src/main/res/xml/pref_debug.xml

@@ -10,7 +10,7 @@
 
     <SwitchPreference
         android:defaultValue="false"
-        android:key="loging_debug"
+        android:key="login_debug"
         android:summaryOff="@string/login_debug_off"
         android:summaryOn="@string/login_debug_on"
         android:title="@string/login_debug_title" />