Update blind parsing code

app/src/main/java/net/pokeranalytics/android/util/csv/SessionCSVDescriptor.kt

@@ -10,7 +10,6 @@ import net.pokeranalytics.android.model.utils.SessionUtils
 import net.pokeranalytics.android.util.extensions.getOrCreate
 import net.pokeranalytics.android.util.extensions.setHourMinutes
 import org.apache.commons.csv.CSVRecord
-import timber.log.Timber
 import java.util.*
 
 sealed class SessionField {
@@ -254,13 +253,9 @@ class SessionCSVDescriptor(source: DataSource, private var isTournament: Boolean
 					is SessionField.LimitType -> session.limit = Limit.getInstance(value)?.ordinal
 					is SessionField.Comment -> session.comment = value
 					is SessionField.Blind -> { // 1/2
-						val strBlinds = value.split("/")
-						if (strBlinds.size > 1) {
-							session.cgBigBlind = strBlinds.last().toDouble()
-							session.cgSmallBlind = strBlinds[strBlinds.size - 2].toDouble()
-						} else {
-							Timber.d("Blinds could not be parsed: $value")
-						}
+						val blinds = field.parse(value)
+						session.cgSmallBlind = blinds?.first
+						session.cgBigBlind = blinds?.second
 					}
 					is SessionField.SmallBlind -> session.cgSmallBlind = field.parse(value)
 					is SessionField.BigBlind -> session.cgBigBlind = field.parse(value)

app/src/main/java/net/pokeranalytics/android/util/csv/TypedField.kt

@@ -53,6 +53,16 @@ interface BlindField : TypedField<Pair<Double, Double>> {
 		this.callback?.let { cb ->
 			return cb(value)
 		}
+
+		val strBlinds = value.split("/")
+		if (strBlinds.size == 2) {
+			val bb = strBlinds.last().toDouble()
+			val sb = strBlinds.first().toDouble()
+			return Pair(sb, bb)
+		} else {
+			Timber.d("Blinds could not be parsed: $value")
+		}
+
 		return null
 	}