Patches lone ComputableResult

app/src/main/java/net/pokeranalytics/android/PokerAnalyticsApplication.kt

@@ -55,7 +55,7 @@ class PokerAnalyticsApplication : Application() {
 //			this.createFakeSessions()
 		}
 
-		Patcher.patchBreaks()
+		Patcher.patchBreaks(applicationContext)
 	}
 
 	/**

app/src/main/java/net/pokeranalytics/android/model/migrations/Patcher.kt

@@ -1,18 +1,17 @@
 package net.pokeranalytics.android.model.migrations
 
+import android.content.Context
 import io.realm.Realm
 import net.pokeranalytics.android.model.filter.Query
 import net.pokeranalytics.android.model.filter.QueryCondition
-import net.pokeranalytics.android.model.realm.Filter
+import net.pokeranalytics.android.model.realm.*
-import net.pokeranalytics.android.model.realm.Result
+import net.pokeranalytics.android.util.Preferences
-import net.pokeranalytics.android.model.realm.Session
-import net.pokeranalytics.android.model.realm.SessionSet
 
 class Patcher {
 
 	companion object {
 
-		fun patchBreaks() {
+		fun patchBreaks(context: Context) {
 
 			val realm = Realm.getDefaultInstance()
 			val sets = realm.where(SessionSet::class.java).findAll()
@@ -30,6 +29,17 @@ class Patcher {
                     it.computeNumberOfRebuy()
                 }
 			}
+
+			if (!Preferences.getBoolean(Preferences.DBPatch.LONE_COMPUTABLE_RESULTS, context)) {
+
+				// patch for https://console.firebase.google.com/project/poker-analytics-97998/crashlytics/app/android:net.pokeranalytics.android/issues/5cd2c884f8b88c29635caa16
+				val loneComputableResults = realm.where(ComputableResult::class.java).isNull("session").findAll()
+				realm.executeTransaction {
+					loneComputableResults.deleteAllFromRealm()
+				}
+				Preferences.setBoolean(Preferences.DBPatch.LONE_COMPUTABLE_RESULTS, true, context)
+			}
+
 			realm.close()
 
 		}

app/src/main/java/net/pokeranalytics/android/util/Preferences.kt

@@ -6,7 +6,20 @@ import java.util.*
 
 class Preferences {
 
-    enum class Keys(var identifier: String) {
+	interface PreferenceKey {
+		var identifier: String
+	}
+
+	enum class DBPatch(var key: String) : PreferenceKey {
+		LONE_COMPUTABLE_RESULTS("loneComputableResult");
+
+		override var identifier: String = ""
+			get() {
+				return "dbpatch." + this.key
+			}
+	}
+
+    enum class Keys(override var identifier: String) : PreferenceKey {
         CURRENCY_CODE("CurrencyCode"),
         LOCALE_CODE("LocaleCode"),
         FIRST_LAUNCH("firstLaunch"),
@@ -16,26 +29,26 @@ class Preferences {
 
     companion object {
 
-        fun setString(key: Keys, value: String, context: Context) {
+        fun setString(key: PreferenceKey, value: String, context: Context) {
 	        val preferences = PreferenceManager.getDefaultSharedPreferences(context)
 	        val editor = preferences.edit()
 	        editor.putString(key.identifier, value)
 	        editor.apply()
         }
 
-        fun getString(key: Keys, context: Context) : String? {
+        fun getString(key: PreferenceKey, context: Context) : String? {
             val preferences = PreferenceManager.getDefaultSharedPreferences(context)
             return preferences.getString(key.identifier, null)
         }
 
-	    fun setBoolean(key: Keys, value: Boolean, context: Context) {
+	    fun setBoolean(key: PreferenceKey, value: Boolean, context: Context) {
 		    val preferences = PreferenceManager.getDefaultSharedPreferences(context)
 		    val editor = preferences.edit()
 		    editor.putBoolean(key.identifier, value)
 		    editor.apply()
 	    }
 
-	    fun getBoolean(key: Keys, context: Context, defaultValue: Boolean? = false) : Boolean {
+	    fun getBoolean(key: PreferenceKey, context: Context, defaultValue: Boolean? = false) : Boolean {
 		    val preferences = PreferenceManager.getDefaultSharedPreferences(context)
 		    return preferences.getBoolean(key.identifier, defaultValue ?: false)
 	    }