Fix classifying null values in Oura converter

Author: mpgxvii

oura-library/src/main/kotlin/org/radarbase/oura/converter/OuraHeartRateConverter.kt

@@ -38,6 +38,7 @@ class OuraHeartRateConverter(
             time = startTime.toEpochMilli() / 1000.0
             timeReceived = System.currentTimeMillis() / 1000.0
             source = data.get("source")?.textValue()?.classify()
+                ?: OuraHeartRateSource.UNKNOWN
             bpm = data.get("bpm")?.intValue()
         }.build()
     }

oura-library/src/main/kotlin/org/radarbase/oura/converter/OuraSessionConverter.kt

@@ -44,7 +44,9 @@ class OuraSessionConverter(
             timeReceived = System.currentTimeMillis() / 1000.0
             id = data.get("id")?.textValue()
             type = data.get("type")?.textValue()?.classifyType()
+                ?: OuraMomentType.UNKNOWN
             mood = data.get("mood")?.textValue()?.classifyMood()
+                ?: OuraMomentMood.UNKNOWN
         }.build()
     }
 

oura-library/src/main/kotlin/org/radarbase/oura/converter/OuraSleepConverter.kt

@@ -80,6 +80,7 @@ class OuraSleepConverter(
             timeInBed = data.get("time_in_bed")?.intValue()
             totalSleepDuration = data.get("total_sleep_duration")?.intValue()
             type = data.get("type")?.textValue()?.classifyType()
+                ?: OuraSleepType.UNKNOWN
         }.build()
     }
 

oura-library/src/main/kotlin/org/radarbase/oura/converter/OuraSleepTimeRecommendationConverter.kt

@@ -49,7 +49,9 @@ class OuraSleepTimeRecommendationConverter(
             optimalBedtimeEndOffset = data.get("optimal_bedtime")?.get("end_offset")?.intValue()
             optimalBedtimeTimezoneOffset = data.get("optimal_bedtime")?.get("day_tz")?.intValue()
             recommendation = data.get("recommendation").textValue()?.classifyRecommendation()
+                ?: OuraSleepRecommendation.UNKNOWN
             status = data.get("status").textValue()?.classifyStatus()
+                ?: OuraSleepStatus.UNKNOWN
         }.build()
     }
 

oura-library/src/main/kotlin/org/radarbase/oura/converter/OuraWorkoutConverter.kt

@@ -48,8 +48,10 @@ class OuraWorkoutConverter(
             day = data.get("day")?.textValue()
             distance = data.get("distance")?.floatValue()
             intensity = data.get("intensity")?.textValue()?.classifyIntensity()
+                ?: OuraWorkoutIntensity.UNKNOWN
             label = data.get("label")?.textValue()
             source = data.get("source")?.textValue()?.classifySource()
+                ?: OuraWorkoutSource.UNKNOWN
         }.build()
     }