Added global preferences object

app/src/main/java/xyz/quaver/pupil/adapters/GalleryBlockAdapter.kt

@@ -31,7 +31,6 @@ import android.view.ViewGroup
 import android.widget.LinearLayout
 import androidx.cardview.widget.CardView
 import androidx.core.content.ContextCompat
-import androidx.preference.PreferenceManager
 import androidx.recyclerview.widget.RecyclerView
 import androidx.swiperefreshlayout.widget.CircularProgressDrawable
 import androidx.vectordrawable.graphics.drawable.Animatable2Compat
@@ -55,6 +54,7 @@ import xyz.quaver.pupil.R
 import xyz.quaver.pupil.favorites
 import xyz.quaver.pupil.types.Tag
 import xyz.quaver.pupil.util.GalleryList
+import xyz.quaver.pupil.util.Preferences
 import xyz.quaver.pupil.util.download.Cache
 import xyz.quaver.pupil.util.wordCapitalize
 import java.util.*
@@ -80,7 +80,7 @@ class GalleryBlockAdapter(private val glide: RequestManager, private val galleri
             val reader = Cache(context).getReaderOrNull(galleryID)
 
             CoroutineScope(Dispatchers.Main).launch {
-                if (reader == null || PreferenceManager.getDefaultSharedPreferences(context).getBoolean("cache_disable", false)) {
+                if (reader == null || Preferences["cache_disable"]) {
                     view.galleryblock_progressbar.visibility = View.GONE
                     view.galleryblock_progress_complete.visibility = View.GONE
                     return@launch

app/src/main/java/xyz/quaver/pupil/adapters/MirrorAdapter.kt

@@ -24,10 +24,10 @@ import android.view.LayoutInflater
 import android.view.MotionEvent
 import android.view.View
 import android.view.ViewGroup
-import androidx.preference.PreferenceManager
 import androidx.recyclerview.widget.RecyclerView
 import kotlinx.android.synthetic.main.item_mirrors.view.*
 import xyz.quaver.pupil.R
+import xyz.quaver.pupil.util.Preferences
 import java.util.*
 
 class MirrorAdapter(context: Context) : RecyclerView.Adapter<MirrorAdapter.ViewHolder>() {
@@ -41,8 +41,7 @@ class MirrorAdapter(context: Context) : RecyclerView.Adapter<MirrorAdapter.ViewH
     }.toMap()
 
     val list = mirrors.keys.toMutableList().apply {
-        PreferenceManager.getDefaultSharedPreferences(context)
-            .getString("mirrors", "")!!
+        Preferences.get<String>("mirrors")
             .split(">")
             .reversed()
             .forEach {

app/src/main/java/xyz/quaver/pupil/adapters/ReaderAdapter.kt

@@ -18,12 +18,10 @@
 
 package xyz.quaver.pupil.adapters
 
-import android.app.Activity
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import androidx.constraintlayout.widget.ConstraintLayout
-import androidx.preference.PreferenceManager
 import androidx.recyclerview.widget.RecyclerView
 import com.bumptech.glide.RequestManager
 import com.bumptech.glide.load.engine.DiskCacheStrategy
@@ -41,6 +39,7 @@ import xyz.quaver.hiyobi.cookie
 import xyz.quaver.hiyobi.createImgList
 import xyz.quaver.hiyobi.user_agent
 import xyz.quaver.pupil.R
+import xyz.quaver.pupil.util.Preferences
 import xyz.quaver.pupil.util.download.Cache
 import xyz.quaver.pupil.util.download.DownloadWorker
 import java.util.*
@@ -96,9 +95,8 @@ class ReaderAdapter(private val glide: RequestManager,
 
         holder.view.reader_index.text = (position+1).toString()
 
-        val preferences = PreferenceManager.getDefaultSharedPreferences(holder.view.context)
-        if (preferences.getBoolean("cache_disable", false)) {
-            val lowQuality = preferences.getBoolean("low_quality", false)
+        if (Preferences["cache_disable"]) {
+            val lowQuality: Boolean = Preferences["low_quality"]
 
             val url = when (reader!!.code) {
                 Code.HITOMI ->