implement data store for extension prefs

AndroidCompat/src/main/java/androidx/preference/Preference.java

@@ -8,6 +8,7 @@ package androidx.preference;
  * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
 
 import android.content.Context;
+import android.content.SharedPreferences;
 import com.fasterxml.jackson.annotation.JsonIgnore;
 
 /**
@@ -25,6 +26,10 @@ public class Preference {
     private CharSequence summary;
     private Object defaultValue;
 
+    /** Tachidesk specific API */
+    @JsonIgnore
+    private SharedPreferences sharedPreferences;
+
     @JsonIgnore
     public OnPreferenceChangeListener onChangeListener;
 
@@ -89,6 +94,16 @@ public class Preference {
         return defaultValue.getClass().getSimpleName();
     }
 
+    /** Tachidesk specific API */
+    public SharedPreferences getSharedPreferences() {
+        return sharedPreferences;
+    }
+
+    /** Tachidesk specific API */
+    public void setSharedPreferences(SharedPreferences sharedPreferences) {
+        this.sharedPreferences = sharedPreferences;
+    }
+
     public interface OnPreferenceChangeListener {
         boolean onPreferenceChange(Preference preference, Object newValue);
     }
@@ -96,4 +111,30 @@ public class Preference {
     public interface OnPreferenceClickListener {
         boolean onPreferenceClick(Preference preference);
     }
+
+    /** Tachidesk specific API */
+    public Object getCurrentValue() {
+        switch (getDefaultValueType()) {
+            case "String":
+                return sharedPreferences.getString(key, (String)defaultValue);
+            case "Boolean":
+                return sharedPreferences.getBoolean(key, (Boolean)defaultValue);
+            default:
+                throw new RuntimeException("Unsupported type");
+        }
+    }
+
+    /** Tachidesk specific API */
+    public void saveNewValue(Object value) {
+        switch (getDefaultValueType()) {
+            case "String":
+                sharedPreferences.edit().putString(key, (String)value).apply();
+                break;
+            case "Boolean":
+                sharedPreferences.edit().putBoolean(key, (Boolean)value).apply();
+                break;
+            default:
+                throw new RuntimeException("Unsupported type");
+        }
+    }
 }

AndroidCompat/src/main/java/androidx/preference/PreferenceScreen.java

@@ -21,6 +21,9 @@ public class PreferenceScreen extends Preference {
     }
 
     public boolean addPreference(Preference preference) {
+        // propagate own shared preferences
+        preference.setSharedPreferences(getSharedPreferences());
+
         preferences.add(preference);
 
         return true;

server/src/main/kotlin/eu/kanade/tachiyomi/source/Source.kt

@@ -44,4 +44,4 @@ interface Source {
 
 // fun Source.icon(): Drawable? = Injekt.get<ExtensionManager>().getAppIconForSource(this)
 
-// fun Source.getPreferenceKey(): String = "source_$id"
+fun Source.getPreferenceKey(): String = "source_$id"

server/src/main/kotlin/suwayomi/tachidesk/manga/impl/Source.kt

@@ -7,8 +7,11 @@ package suwayomi.tachidesk.manga.impl
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
 
+import android.app.Application
+import android.content.Context
 import androidx.preference.PreferenceScreen
 import eu.kanade.tachiyomi.source.ConfigurableSource
+import eu.kanade.tachiyomi.source.getPreferenceKey
 import mu.KotlinLogging
 import org.jetbrains.exposed.sql.select
 import org.jetbrains.exposed.sql.selectAll
@@ -22,6 +25,8 @@ import suwayomi.tachidesk.manga.impl.util.GetHttpSource.invalidateSourceCache
 import suwayomi.tachidesk.manga.model.dataclass.SourceDataClass
 import suwayomi.tachidesk.manga.model.table.ExtensionTable
 import suwayomi.tachidesk.manga.model.table.SourceTable
+import uy.kohesive.injekt.Injekt
+import uy.kohesive.injekt.api.get
 import xyz.nulldev.androidcompat.androidimpl.CustomContext
 
 object Source {
@@ -80,7 +85,10 @@ object Source {
         val source = getHttpSource(sourceId)
 
         if (source is ConfigurableSource) {
+            val sourceShardPreferences = Injekt.get<Application>().getSharedPreferences(source.getPreferenceKey(), Context.MODE_PRIVATE)
+
             val screen = PreferenceScreen(context)
+            screen.sharedPreferences = sourceShardPreferences
 
             source.setupPreferenceScreen(screen)
 
@@ -112,6 +120,7 @@ object Source {
             else -> throw RuntimeException("Unsupported type conversion")
         }
 
+        pref.saveNewValue(newValue)
         pref.callChangeListener(newValue)
 
         // must reload the source cache because a preference was changed