Might fix crash, at least give better logs

app/src/main/java/net/pokeranalytics/android/ui/fragment/GraphFragment.kt

@@ -55,14 +55,24 @@ class GraphFragment : RealmFragment(), OnChartValueSelectedListener {
 			return this.graphDataProvider.stat
 		}
 
-	private var _defaultStyle: Graph.Style? = null
-
 	/***
 	 * Uses forced style first, or the style set
 	 */
 	private val style: Graph.Style
 		get() {
-			return this.graphDataProvider.style ?: this._defaultStyle ?: throw PAIllegalStateException("Graph style undefined")
+			val style = this.graphDataProvider.style
+			if (style != null) {
+				return style
+			}
+
+			this.arguments?.let { bundle ->
+				if (bundle.containsKey(BundleKey.STYLE.value)) {
+					val styleIndex = bundle.getInt(BundleKey.STYLE.value)
+					return Graph.Style.values()[styleIndex]
+				} else {
+					throw PAIllegalStateException("Style not defined for $this")
+				}
+			} ?: throw PAIllegalStateException("Style and bundle not defined for $this")
 		}
 
 	private lateinit var legendView: LegendView
@@ -93,13 +103,6 @@ class GraphFragment : RealmFragment(), OnChartValueSelectedListener {
 	}
 
 	private fun initData() {
-
-		this.arguments?.let { bundle ->
-			if (bundle.containsKey(BundleKey.STYLE.value)) {
-				this._defaultStyle = Graph.Style.values()[bundle.getInt(BundleKey.STYLE.value)]
-			}
-		}
-
 		this.graphDataProvider = (requireActivity() as ViewModelHolder).model as GraphDataProvider
 	}