Fixing issue with duration computation when filtering + tests

app/src/androidTest/java/net/pokeranalytics/android/components/SessionInstrumentedUnitTest.kt

@@ -0,0 +1,44 @@
+package net.pokeranalytics.android.components
+
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import io.realm.RealmList
+import net.pokeranalytics.android.model.realm.*
+import org.junit.runner.RunWith
+import java.util.*
+
+@RunWith(AndroidJUnit4::class)
+open class SessionInstrumentedUnitTest : RealmInstrumentedUnitTest() {
+
+	// convenience extension
+	fun Session.Companion.testInstance(
+		netResult: Double = 0.0,
+		isTournament: Boolean = false,
+		startDate: Date = Date(),
+		endDate: Int = 1,
+		bankroll: Bankroll? = null,
+		game: Game? = null,
+		location: Location? = null,
+		tournamentName: TournamentName? = null,
+		tournamentFeatures: RealmList<TournamentFeature> = RealmList(),
+		numberOfTable: Int = 1,
+		limit: Int? = null,
+		tableSize: Int? = null
+	): Session {
+		val session: Session = Session.newInstance(super.mockRealm, isTournament, bankroll)
+		session.game = game
+		session.location = location
+		session.tournamentFeatures = tournamentFeatures
+		session.tournamentName = tournamentName
+		session.limit = limit
+		session.numberOfTables = numberOfTable
+		session.tableSize = tableSize
+		session.startDate = startDate
+		session.result?.netResult = netResult
+		val cal = Calendar.getInstance() // creates calendar
+		cal.time = startDate // sets calendar time/date
+		cal.add(Calendar.HOUR_OF_DAY, endDate) // adds one hour
+		session.endDate = cal.time // returns new date object, one hour in the future
+		return session
+	}
+
+}

app/src/androidTest/java/net/pokeranalytics/android/unitTests/StatPerformanceUnitTest.kt

@@ -0,0 +1,34 @@
+package net.pokeranalytics.android.unitTests
+
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import net.pokeranalytics.android.components.SessionInstrumentedUnitTest
+import net.pokeranalytics.android.model.realm.Result
+import net.pokeranalytics.android.model.realm.Session
+import org.junit.Test
+import org.junit.runner.RunWith
+import java.util.*
+
+@RunWith(AndroidJUnit4::class)
+class StatPerformanceUnitTest : SessionInstrumentedUnitTest() {
+
+	@Test
+	fun testSessionNetResultOnLoad() {
+		val realm = mockRealm
+		realm.beginTransaction()
+
+		for (index in 0..100) {
+			Session.testInstance((-2000..2000).random().toDouble())
+			println("*** creating $index")
+		}
+
+		realm.commitTransaction()
+
+		val d1 = Date()
+		realm.where(Result::class.java).sum("netResult")
+
+		val d2 = Date()
+		val duration = (d2.time - d1.time)
+		println("*** ended in $duration milliseconds")
+	}
+
+}

app/src/androidTest/java/net/pokeranalytics/android/unitTests/StatsInstrumentedUnitTest.kt

@@ -1,13 +1,13 @@
 package net.pokeranalytics.android.unitTests
 
 import androidx.test.ext.junit.runners.AndroidJUnit4
-import io.realm.RealmList
 import io.realm.RealmResults
 import net.pokeranalytics.android.calculus.Calculator
 import net.pokeranalytics.android.calculus.ComputableGroup
 import net.pokeranalytics.android.calculus.ComputedResults
 import net.pokeranalytics.android.calculus.Stat
-import net.pokeranalytics.android.components.RealmInstrumentedUnitTest
+import net.pokeranalytics.android.components.SessionInstrumentedUnitTest
+import net.pokeranalytics.android.model.filter.QueryCondition
 import net.pokeranalytics.android.model.realm.*
 import net.pokeranalytics.android.model.realm.Currency
 import org.junit.Assert
@@ -23,62 +23,10 @@ import java.util.*
  * See [testing documentation](http://d.android.com/tools/testing).
  */
 @RunWith(AndroidJUnit4::class)
-class StatsInstrumentedUnitTest : RealmInstrumentedUnitTest() {
+class StatsInstrumentedUnitTest : SessionInstrumentedUnitTest() {
-
-	// convenience extension
-	private fun Session.Companion.testInstance(
-		netResult: Double = 0.0,
-		isTournament: Boolean = false,
-		startDate: Date = Date(),
-		endDate: Int = 1,
-		bankroll: Bankroll? = null,
-		game: Game? = null,
-		location: Location? = null,
-		tournamentName: TournamentName? = null,
-		tournamentFeatures: RealmList<TournamentFeature> = RealmList(),
-		numberOfTable: Int = 1,
-		limit: Int? = null,
-		tableSize: Int? = null
-	): Session {
-		val session: Session = Session.newInstance(super.mockRealm, isTournament, bankroll)
-		session.game = game
-		session.location = location
-		session.tournamentFeatures = tournamentFeatures
-		session.tournamentName = tournamentName
-		session.limit = limit
-		session.numberOfTables = numberOfTable
-		session.tableSize = tableSize
-		session.startDate = startDate
-		session.result?.netResult = netResult
-		val cal = Calendar.getInstance() // creates calendar
-		cal.time = startDate // sets calendar time/date
-		cal.add(Calendar.HOUR_OF_DAY, endDate) // adds one hour
-		session.endDate = cal.time // returns new date object, one hour in the future
-		return session
-	}
-
-	@Test
-	fun testSessionNetResultOnLoad() {
-		val realm = mockRealm
-		realm.beginTransaction()
-
-		for (index in 0..100) {
-			Session.testInstance((-2000..2000).random().toDouble())
-			println("*** creating $index")
-		}
-
-		realm.commitTransaction()
-
-		val d1 = Date()
-		realm.where(Result::class.java).sum("netResult")
-
-		val d2 = Date()
-		val duration = (d2.time - d1.time)
-		println("*** ended in $duration milliseconds")
-	}
 
 	@Test
-	fun testSessionStats() {
+	fun testAllSessionStats() {
 
 		val realm = this.mockRealm
 
@@ -124,8 +72,7 @@ class StatsInstrumentedUnitTest : RealmInstrumentedUnitTest() {
 			println(">>>>>> rated net = ${it.ratedNet} ")
 		}
 
-		val stats: List<Stat> = listOf(Stat.NETRESULT, Stat.AVERAGE)
+		val group = ComputableGroup("test")
-		val group = ComputableGroup("test", listOf(), stats)
 
 		val options = Calculator.Options()
 		options.displayedStats = listOf(Stat.STANDARD_DEVIATION_BB_PER_100_HANDS, Stat.STANDARD_DEVIATION,
@@ -510,12 +457,12 @@ class StatsInstrumentedUnitTest : RealmInstrumentedUnitTest() {
 
 		val sets = realm.where(SessionSet::class.java).findAll()
 
-		Assert.assertEquals(1, sets.size)
+		assertEquals(1, sets.size)
 
 		val set = sets.first()
 		if (set != null) {
-			Assert.assertEquals(sd1.time, set.startDate.time)
+			assertEquals(sd1.time, set.startDate.time)
-			Assert.assertEquals(ed1.time, set.endDate.time)
+			assertEquals(ed1.time, set.endDate.time)
 		} else {
 			Assert.fail("No set")
 		}
@@ -712,7 +659,6 @@ class StatsInstrumentedUnitTest : RealmInstrumentedUnitTest() {
 
 	}
 
-
 	@Test
 	fun testDaysPlayed() {
 
@@ -748,4 +694,95 @@ class StatsInstrumentedUnitTest : RealmInstrumentedUnitTest() {
 		}
 
 	}
+
+	@Test
+	fun testFilteredHourlyRate() {
+
+		val realm = this.mockRealm
+
+		realm.executeTransaction {
+
+			val s1 = newSessionInstance(realm, true)
+			val s2 = newSessionInstance(realm, true)
+			val s3 = newSessionInstance(realm, false)
+
+			val sdf = SimpleDateFormat("dd/M/yyyy hh:mm")
+
+			val sd1 = sdf.parse("01/1/2019 09:00")
+			val ed1 = sdf.parse("01/1/2019 10:00")
+			val sd2 = sdf.parse("01/1/2019 04:00")
+			val ed2 = sdf.parse("01/1/2019 05:00")
+			val sd3 = sdf.parse("01/1/2019 03:00")
+			val ed3 = sdf.parse("01/1/2019 11:00")
+
+			s1.startDate = sd1
+			s1.endDate = ed1
+			s2.startDate = sd2
+			s2.endDate = ed2
+			s3.startDate = sd3
+			s3.endDate = ed3
+
+		}
+
+		val group = ComputableGroup("test", listOf(QueryCondition.CASH))
+
+		val options = Calculator.Options()
+		options.displayedStats = listOf(Stat.DURATION)
+
+		val results: ComputedResults = Calculator.compute(realm, group, options)
+		val delta = 0.01
+
+		val duration = results.computedStat(Stat.DURATION)
+		if (duration != null) {
+			assertEquals(2.0, duration.value, delta)
+		} else {
+			Assert.fail("No Net result stat")
+		}
+	}
+
+	@Test
+	fun testFilteredHourlyRate2() {
+
+		val realm = this.mockRealm
+
+		realm.executeTransaction {
+
+			val s1 = newSessionInstance(realm, true)
+			val s2 = newSessionInstance(realm, true)
+			val s3 = newSessionInstance(realm, false)
+
+			val sdf = SimpleDateFormat("dd/M/yyyy hh:mm")
+
+			val sd1 = sdf.parse("01/1/2019 06:00")
+			val ed1 = sdf.parse("01/1/2019 09:00")
+			val sd2 = sdf.parse("01/1/2019 07:00")
+			val ed2 = sdf.parse("01/1/2019 10:00")
+			val sd3 = sdf.parse("01/1/2019 03:00")
+			val ed3 = sdf.parse("01/1/2019 11:00")
+
+			s1.startDate = sd1
+			s1.endDate = ed1
+			s2.startDate = sd2
+			s2.endDate = ed2
+			s3.startDate = sd3
+			s3.endDate = ed3
+
+		}
+
+		val group = ComputableGroup("test", listOf(QueryCondition.CASH))
+
+		val options = Calculator.Options()
+		options.displayedStats = listOf(Stat.DURATION)
+
+		val results: ComputedResults = Calculator.compute(realm, group, options)
+		val delta = 0.01
+
+		val duration = results.computedStat(Stat.DURATION)
+		if (duration != null) {
+			assertEquals(4.0, duration.value, delta)
+		} else {
+			Assert.fail("No Net result stat")
+		}
+	}
+
 }

app/src/main/java/net/pokeranalytics/android/calculus/Calculator.kt

@@ -5,9 +5,11 @@ import net.pokeranalytics.android.calculus.Stat.*
 import net.pokeranalytics.android.model.comparison.Comparator
 import net.pokeranalytics.android.model.comparison.combined
 import net.pokeranalytics.android.model.filter.QueryCondition
+import net.pokeranalytics.android.model.filter.filter
 import net.pokeranalytics.android.model.filter.name
 import net.pokeranalytics.android.model.realm.ComputableResult
 import net.pokeranalytics.android.model.realm.SessionSet
+import net.pokeranalytics.android.model.realm.hourlyDuration
 import net.pokeranalytics.android.util.extensions.startOfDay
 import timber.log.Timber
 import java.util.*
@@ -65,9 +67,18 @@ class Calculator {
 				return false
 			}
 
-		val computeLongestStreak = this.displayedStats.contains(LONGEST_STREAKS)
+		val computeLongestStreak: Boolean
-		val computeLocationsPlayed = this.displayedStats.contains(LOCATIONS_PLAYED)
+			get() {
-		val computeDaysPlayed = this.displayedStats.contains(DAYS_PLAYED)
+				return this.displayedStats.contains(LONGEST_STREAKS)
+			}
+		val computeLocationsPlayed: Boolean
+			get() {
+				return this.displayedStats.contains(LOCATIONS_PLAYED)
+			}
+		val computeDaysPlayed: Boolean
+			get() {
+				return this.displayedStats.contains(DAYS_PLAYED)
+			}
 
 	}
 
@@ -137,12 +148,12 @@ class Calculator {
 				group.cleanup()
 
 				// Computes actual sessionGroup stats
-				val results: ComputedResults = Calculator.compute(realm, group, options = options)
+				val results: ComputedResults = this.compute(realm, group, options = options)
 
 				// Computes the compared sessionGroup if existing
 				val comparedGroup = group.comparedComputables
 				if (comparedGroup != null) {
-					val comparedResults = Calculator.compute(realm, comparedGroup, options = options)
+					val comparedResults = this.compute(realm, comparedGroup, options = options)
 					group.comparedComputedResults = comparedResults
 					results.computeStatVariations(comparedResults)
 				}
@@ -200,7 +211,9 @@ class Calculator {
 				var tWinningSessionCount = 0
 				var tBuyinSum = 0.0
 				var tHands = 0.0
-				var longestWinStreak = 0; var longestLoseStreak = 0; var currentStreak = 0
+				var longestWinStreak = 0;
+				var longestLoseStreak = 0;
+				var currentStreak = 0
 
 				computables.forEach { computable ->
 					index++
@@ -263,39 +276,49 @@ class Calculator {
 
 			val sessionSets = computableGroup.sessionSets(realm)
 
-			// Compute for each serie
+			var gHourlyDuration: Double? = null
-			val gHourlyDuration =
+			var gBBSum: Double? = null
+			var maxDuration: Double? = null
+
+			if (computableGroup.conditions.size == 0) { // SessionSets are fine
+				gHourlyDuration =
 					sessionSets.sum(SessionSet.Field.NET_DURATION.identifier).toDouble() / 3600000 // (milliseconds to hours)
-			val gSum = sessionSets.sum(SessionSet.Field.RATED_NET.identifier).toDouble()
+				gBBSum = sessionSets.sum(SessionSet.Field.BB_NET.identifier).toDouble()
-			val gTotalHands = sessionSets.sum(SessionSet.Field.ESTIMATED_HANDS.identifier).toDouble()
-			val gBBSum = sessionSets.sum(SessionSet.Field.BB_NET.identifier).toDouble()
-			val maxDuration = sessionSets.max(SessionSet.Field.NET_DURATION.identifier)?.toDouble()
 
-			val hourlyRate = gSum / gHourlyDuration
+				sessionSets.max(SessionSet.Field.NET_DURATION.identifier)?.let {
-//			var bbHourlyRate = gBBSum / gDuration
+					maxDuration = it.toDouble() / 3600000
+				}
+			}
 
-			val shouldIterateOverSets = (options.evolutionValues != Options.EvolutionValues.NONE || options.computeDaysPlayed)
+			val shouldIterateOverSets = computableGroup.conditions.size > 0 ||
+					options.evolutionValues != Options.EvolutionValues.NONE ||
+					options.computeDaysPlayed
 
 			if (shouldIterateOverSets) {
 
 				var tHourlyDuration = 0.0
 				var tIndex = 0
-				var tSum = 0.0
+				var tRatedNetSum = 0.0
-				var tTotalHands = 0.0
 				var tBBSum = 0.0
+				var tTotalHands = 0.0
 				var tHourlyRate = 0.0
 				var tHourlyRateBB = 0.0
 				val daysSet = mutableSetOf<Date>()
+				var tMaxDuration = 0.0
 
 				sessionSets.forEach { sessionSet ->
 					tIndex++
-					tHourlyDuration += sessionSet.hourlyDuration
-					tSum += sessionSet.ratedNet
-					tTotalHands += sessionSet.estimatedHands
-					tBBSum += sessionSet.bbNet
 
-					tHourlyRate = gSum / tHourlyDuration
+					val setStats = SSStats(realm, sessionSet, computableGroup.conditions)
-					tHourlyRateBB = gBBSum / tHourlyDuration
+
+					tRatedNetSum += setStats.ratedNet
+					tBBSum += setStats.bbSum
+					tHourlyDuration += setStats.hourlyDuration
+					tTotalHands += setStats.estimatedHands
+					tMaxDuration = max(tMaxDuration, setStats.hourlyDuration)
+
+					tHourlyRate = tRatedNetSum / tHourlyDuration
+					tHourlyRateBB = tBBSum / tHourlyDuration
 					daysSet.add(sessionSet.startDate.startOfDay())
 
 					when (options.evolutionValues) {
@@ -314,13 +337,13 @@ class Calculator {
 							)
 							results.addEvolutionValue(tHourlyRateBB, stat = HOURLY_RATE_BB, data = sessionSet)
 
-							Stat.netBBPer100Hands(gBBSum, gTotalHands)?.let { netBB100 ->
+							Stat.netBBPer100Hands(tBBSum, tTotalHands)?.let { netBB100 ->
 								results.addEvolutionValue(netBB100, stat = NET_BB_PER_100_HANDS, data = sessionSet)
 							}
 
 						}
 						Options.EvolutionValues.TIMED -> {
-							results.addEvolutionValue(tSum, tHourlyDuration, NETRESULT, sessionSet)
+							results.addEvolutionValue(tRatedNetSum, tHourlyDuration, NETRESULT, sessionSet)
 							results.addEvolutionValue(tHourlyRate, tHourlyDuration, HOURLY_RATE, sessionSet)
 							results.addEvolutionValue(
 								tIndex.toDouble(),
@@ -342,7 +365,7 @@ class Calculator {
 							)
 							results.addEvolutionValue(tHourlyRateBB, tHourlyDuration, HOURLY_RATE_BB, sessionSet)
 
-							Stat.netBBPer100Hands(gBBSum, gTotalHands)?.let { netBB100 ->
+							Stat.netBBPer100Hands(tBBSum, tTotalHands)?.let { netBB100 ->
 								results.addEvolutionValue(
 									netBB100,
 									tHourlyDuration,
@@ -351,14 +374,24 @@ class Calculator {
 								)
 							}
 						}
+						else -> {
+							// nothing
+						}
 					}
 
 					results.addStat(DAYS_PLAYED, daysSet.size.toDouble())
 
 				}
+
+				gHourlyDuration = tHourlyDuration
+				gBBSum = tBBSum
+				maxDuration = tMaxDuration
+
 			}
 
 			var average = 0.0
+			var hourlyRate = 0.0
+
 			if (computables.size > 0) {
 				average = sum / computables.size.toDouble()
 				val winRatio = winningSessionCount.toDouble() / computables.size.toDouble()
@@ -373,25 +406,30 @@ class Calculator {
 				)
 			}
 
+			if (gHourlyDuration != null) {
+
+				hourlyRate = sum / gHourlyDuration
 				if (sessionSets.size > 0) {
 					val avgDuration = gHourlyDuration / sessionSets.size
-				results.addStats(
+					results.addStat(HOURLY_RATE, hourlyRate)
-					setOf(
+					results.addStat(AVERAGE_DURATION, avgDuration)
-						ComputedStat(HOURLY_RATE, hourlyRate),
+				}
-						ComputedStat(AVERAGE_DURATION, avgDuration)
+				results.addStat(DURATION, gHourlyDuration)
-					)
+			}
-				)
+
+			if (gBBSum != null) {
+				if (gHourlyDuration != null) {
+					results.addStat(HOURLY_RATE_BB, gBBSum / gHourlyDuration)
+				}
+				results.addStat(AVERAGE_NET_BB, gBBSum / bbSessionCount)
 			}
 
 			// Create stats
 			results.addStats(
 				setOf(
 					ComputedStat(NETRESULT, sum),
-					ComputedStat(DURATION, gHourlyDuration),
 					ComputedStat(NUMBER_OF_SETS, sessionSets.size.toDouble()),
 					ComputedStat(NUMBER_OF_GAMES, computables.size.toDouble()),
-					ComputedStat(HOURLY_RATE_BB, gBBSum / gHourlyDuration),
-					ComputedStat(AVERAGE_NET_BB, gBBSum / bbSessionCount),
 					ComputedStat(HANDS_PLAYED, totalHands)
 				)
 			)
@@ -410,7 +448,7 @@ class Calculator {
 				results.addStat(MINIMUM_NETRESULT, min)
 			}
 			maxDuration?.let { maxd ->
-				results.addStat(MAXIMUM_DURATION, maxd / 3600000)  // (milliseconds to hours)
+				results.addStat(MAXIMUM_DURATION, maxd)  // (milliseconds to hours)
 			}
 
 			val bbPer100Hands = bbSum / totalHands * 100
@@ -428,20 +466,22 @@ class Calculator {
 				val standardDeviation = Math.sqrt(stdSum / computables.size)
 				val standardDeviationBBper100Hands = Math.sqrt(stdBBper100HandsSum / computables.size)
 
+				results.addStat(STANDARD_DEVIATION, standardDeviation)
+				results.addStat(STANDARD_DEVIATION_BB_PER_100_HANDS, standardDeviationBBper100Hands)
+
 				// Session Set
+				if (gHourlyDuration != null) {
 					var hourlyStdSum = 0.0
 					sessionSets.forEach { set ->
-					hourlyStdSum += Math.pow(set.hourlyRate - hourlyRate, 2.0)
+						val ssStats = SSStats(realm, set, computableGroup.conditions)
+						val sHourlyRate = ssStats.hourlyRate
+						hourlyStdSum += Math.pow(sHourlyRate - hourlyRate, 2.0)
 					}
 					val hourlyStandardDeviation = Math.sqrt(hourlyStdSum / sessionSets.size)
 
-				results.addStats(
+					results.addStat(STANDARD_DEVIATION_HOURLY, hourlyStandardDeviation)
-					setOf(
+				}
-						ComputedStat(STANDARD_DEVIATION, standardDeviation),
+
-						ComputedStat(STANDARD_DEVIATION_HOURLY, hourlyStandardDeviation),
-						ComputedStat(STANDARD_DEVIATION_BB_PER_100_HANDS, standardDeviationBBper100Hands)
-					)
-				)
 			}
 
 			return results
@@ -451,3 +491,46 @@ class Calculator {
 
 
 }
+
+class SSStats(realm: Realm, sessionSet: SessionSet, conditions: List<QueryCondition>) { // Session Set Stats
+
+	private var realm = realm
+	private var sessionSet = sessionSet
+	private var conditions = conditions
+
+	var hourlyDuration: Double = 0.0
+	var estimatedHands: Double = 0.0
+	var bbSum: Double = 0.0
+	var ratedNet: Double = 0.0
+
+	val hourlyRate: Double
+		get() {
+			return this.ratedNet / this.hourlyDuration
+		}
+
+	init {
+
+		if (sessionSet.sessions?.size == 1) { // use precomputed values
+			this.initStatsWithSet(sessionSet)
+		} else { // dynamically filter and compute subset
+			val setSessions = sessionSet.sessions!!
+			val filteredSessions = setSessions.filter(realm, conditions)
+			if (setSessions.size == filteredSessions.size) {
+				this.initStatsWithSet(sessionSet)
+			} else {
+				ratedNet = filteredSessions.sumByDouble { it.computableResult?.ratedNet ?: 0.0 }
+				bbSum = filteredSessions.sumByDouble { it.bbNet }
+				hourlyDuration = filteredSessions.hourlyDuration
+				estimatedHands = filteredSessions.sumByDouble { it.estimatedHands }
+			}
+		}
+	}
+
+	private fun initStatsWithSet(sessionSet: SessionSet) {
+		ratedNet = sessionSet.ratedNet
+		bbSum = sessionSet.bbNet
+		hourlyDuration = sessionSet.hourlyDuration
+		estimatedHands = sessionSet.estimatedHands
+	}
+
+}

app/src/main/java/net/pokeranalytics/android/calculus/Report.kt

@@ -1,5 +1,6 @@
 package net.pokeranalytics.android.calculus
 
+import android.content.Context
 import com.github.mikephil.charting.data.BarEntry
 import com.github.mikephil.charting.data.Entry
 import io.realm.Realm
@@ -35,13 +36,26 @@ class Report() {
 		this._results.add(result)
 	}
 
+	fun lineEntries(stat: Stat): List<Entry> {
+		val entries = mutableListOf<Entry>()
+
+		this._results.forEachIndexed { index, results ->
+			val cs = results.computedStat(stat)
+			cs?.let { computedStat ->
+				entries.add(Entry(index.toFloat(), computedStat.value.toFloat(), results))
+			}
+		}
+		return entries
+	}
+
 	fun barEntries(stat: Stat): List<Entry> {
 		val entries = mutableListOf<Entry>()
 
 		this._results.forEachIndexed { index, results ->
 			val cs = results.computedStat(stat)
 			cs?.let { computedStat ->
-				entries.add(Entry(index.toFloat(), computedStat.value.toFloat(), results.group))
+				val barEntry = BarEntry(index.toFloat(), computedStat.value.toFloat(), results)
+				entries.add(barEntry)
 			}
 		}
 		return entries
@@ -61,7 +75,7 @@ class Report() {
 /**
  * A sessionGroup of computable items identified by a name
  */
-class ComputableGroup(name: String, conditions: List<QueryCondition>, stats: List<Stat>? = null) {
+class ComputableGroup(name: String, conditions: List<QueryCondition> = listOf(), stats: List<Stat>? = null) {
 
 	/**
 	 * The display name of the group
@@ -140,9 +154,10 @@ class ComputableGroup(name: String, conditions: List<QueryCondition>, stats: Lis
 		get() {
 			return this._computables?.isEmpty() ?: true
 		}
+
 }
 
-class ComputedResults(group: ComputableGroup) {
+class ComputedResults(group: ComputableGroup) : StatEntry {
 
 	/**
 	 * The session group used to computed the stats
@@ -268,6 +283,19 @@ class ComputedResults(group: ComputableGroup) {
 
 	val isEmpty: Boolean = this.group.isEmpty
 
+
+	// Stat Entry
+
+	override val entryTitle: String = this.group.name
+
+	override fun formattedValue(stat: Stat, context: Context): TextFormat {
+		this.computedStat(stat)?.let {
+			return it.format(context)
+		} ?: run {
+			throw IllegalStateException("Missing stat in results")
+		}
+	}
+
 }
 
 class Point(val x: Double, val y: Double, val data: Any) {

app/src/main/java/net/pokeranalytics/android/calculus/Stat.kt

@@ -3,7 +3,6 @@ package net.pokeranalytics.android.calculus
 import android.content.Context
 import net.pokeranalytics.android.R
 import net.pokeranalytics.android.exceptions.FormattingException
-import net.pokeranalytics.android.model.interfaces.Identifiable
 import net.pokeranalytics.android.model.interfaces.Timed
 import net.pokeranalytics.android.ui.view.RowRepresentable
 import net.pokeranalytics.android.ui.view.RowViewType
@@ -21,8 +20,10 @@ class ObjectIdentifier(var id: String, var clazz: Class<out Timed>) {
 
 }
 
-interface StatBase : Identifiable {
 
+interface StatEntry {
+
+	val entryTitle: String
 	fun formattedValue(stat: Stat, context: Context): TextFormat
 
 }

app/src/main/java/net/pokeranalytics/android/exceptions/Exceptions.kt

@@ -11,13 +11,13 @@ class ConfigurationException(message: String) : Exception(message)
 sealed class PokerAnalyticsException(message: String) : Exception(message) {
     object FilterElementUnknownName : PokerAnalyticsException(message = "No filterElement name was found to identify the queryCondition")
     object FilterElementUnknownSectionName: PokerAnalyticsException(message = "No filterElement section name was found to identify the queryCondition")
-    object FilterMissingEntity: PokerAnalyticsException(message = "This filter has no entity initialized")
+    object FilterMissingEntity: PokerAnalyticsException(message = "This queryWith has no entity initialized")
     object FilterUnhandledEntity : PokerAnalyticsException(message = "This entity is not filterable")
     object QueryValueMapUnknown: PokerAnalyticsException(message = "fieldName is missing")
-    object QueryTypeUnhandled: PokerAnalyticsException(message = "filter type not handled")
+    object QueryTypeUnhandled: PokerAnalyticsException(message = "queryWith type not handled")
     object QueryValueMapUnexpectedValue: PokerAnalyticsException(message = "valueMap null not expected")
-    object FilterElementExpectedValueMissing : PokerAnalyticsException(message = "filter is empty or null")
+    object FilterElementExpectedValueMissing : PokerAnalyticsException(message = "queryWith is empty or null")
-    data class FilterElementTypeMissing(val filterElementRow: FilterElementRow) : PokerAnalyticsException(message = "filter element '$filterElementRow' type is missing")
+    data class FilterElementTypeMissing(val filterElementRow: FilterElementRow) : PokerAnalyticsException(message = "queryWith element '$filterElementRow' type is missing")
     data class QueryValueMapMissingKeys(val missingKeys: List<String>) : PokerAnalyticsException(message = "valueMap does not contain $missingKeys")
-    data class UnknownQueryTypeForRow(val filterElementRow: FilterElementRow) : PokerAnalyticsException(message = "no filter type for $filterElementRow")
+    data class UnknownQueryTypeForRow(val filterElementRow: FilterElementRow) : PokerAnalyticsException(message = "no queryWith type for $filterElementRow")
 }

app/src/main/java/net/pokeranalytics/android/model/comparison/Comparator.kt

@@ -1,11 +1,9 @@
 package net.pokeranalytics.android.model.comparison
 
 import io.realm.Realm
-import io.realm.RealmQuery
 import io.realm.Sort
 import io.realm.kotlin.where
 import net.pokeranalytics.android.exceptions.PokerAnalyticsException
-import net.pokeranalytics.android.model.filter.Filterable
 import net.pokeranalytics.android.model.filter.QueryCondition
 import net.pokeranalytics.android.model.realm.*
 import java.util.*
@@ -177,14 +175,6 @@ fun List<Comparator>.combined(): List<List<QueryCondition>> {
 	return getCombinations(comparatorList)
 }
 
-inline fun <reified T : Filterable> List<QueryCondition>.query(realm: Realm): RealmQuery<T> {
-	var realmQuery = realm.where<T>()
-	this.forEach {
-		realmQuery = it.filter(realmQuery)
-	}
-	return realmQuery
-}
-
 fun <T> getCombinations(lists: List<List<T>>): List<List<T>> {
 	var combinations: MutableSet<List<T>> = LinkedHashSet()
 	var newCombinations: MutableSet<List<T>>

app/src/main/java/net/pokeranalytics/android/model/filter/Filterable.kt

@@ -1,6 +1,8 @@
 package net.pokeranalytics.android.model.filter
 
+import io.realm.Realm
 import io.realm.RealmModel
+import io.realm.RealmResults
 import net.pokeranalytics.android.model.realm.ComputableResult
 import net.pokeranalytics.android.model.realm.Session
 import net.pokeranalytics.android.model.realm.SessionSet
@@ -11,7 +13,7 @@ import net.pokeranalytics.android.model.realm.SessionSet
  * - filters can be applied to different type of objects: Sessions, Hands, Transactions...
  * - filters can be applied to a list of different type of objects (feed)
  *
- * A filter is described by the following:
+ * A queryWith is described by the following:
  * - a data type: Session, Hands...
  * - a field: table size of a Session
  * - an operator: equal, >=, <...
@@ -27,7 +29,7 @@ import net.pokeranalytics.android.model.realm.SessionSet
  * - multiple numericValues as 'OR'
  *
  * Also:
- * A filter should be able to be converted into a Realm query
+ * A queryWith should be able to be converted into a Realm query
  *
  */
 
@@ -47,6 +49,11 @@ interface Filterable : RealmModel {
 
 }
 
+inline fun <reified T : Filterable> RealmResults<T>.filter(realm: Realm, conditions: List<QueryCondition>) : RealmResults<T> {
+	val query = conditions.queryWith(this.where())
+	return query.findAll()
+}
+
 class FilterHelper {
 
 	companion object {
@@ -68,11 +75,13 @@ class FilterHelper {
 
 }
 
+
+
 //
-//fun MutableList<Filterable>.filter(filter: FilterCondition) : List<Filterable> {
+//fun MutableList<Filterable>.queryWith(queryWith: FilterCondition) : List<Filterable> {
 //
-//    return this.filter { f ->
+//    return this.queryWith { f ->
-//        return@filter true
+//        return@queryWith true
 //    }
 //}
 

app/src/main/java/net/pokeranalytics/android/model/filter/QueryCondition.kt

@@ -1,10 +1,9 @@
 package net.pokeranalytics.android.model.filter
 
+import io.realm.Realm
 import io.realm.RealmQuery
-import io.realm.internal.Table
+import io.realm.kotlin.where
 import net.pokeranalytics.android.exceptions.PokerAnalyticsException
-import net.pokeranalytics.android.model.Limit
-import net.pokeranalytics.android.model.TableSize
 import net.pokeranalytics.android.model.realm.FilterCondition
 import net.pokeranalytics.android.model.realm.Session
 import net.pokeranalytics.android.util.extensions.endOfDay
@@ -15,6 +14,18 @@ fun List<QueryCondition>.name() : String {
     return this.map { it.name }.joinToString(" / ")
 }
 
+inline fun <reified T : Filterable> List<QueryCondition>.query(realm: Realm): RealmQuery<T> {
+    return this.queryWith(realm.where())
+}
+
+inline fun <reified T : Filterable> List<QueryCondition>.queryWith(query: RealmQuery<T>): RealmQuery<T> {
+    var realmQuery = query
+    this.forEach {
+        realmQuery = it.queryWith(realmQuery)
+    }
+    return realmQuery
+}
+
 /**
  * Enum describing the way a query should be handled
  * Some queries requires a value to be checked upon through equals, in, more, less, between
@@ -194,7 +205,7 @@ sealed class QueryCondition(var operator: Operator? = null) {
      * main method of the enum
      * providing a base RealmQuery [realmQuery], the method is able to attached the corresponding query and returns the newly formed [RealmQuery]
      */
-    inline fun <reified T : Filterable> filter(realmQuery: RealmQuery<T>): RealmQuery<T> {
+    inline fun <reified T : Filterable> queryWith(realmQuery: RealmQuery<T>): RealmQuery<T> {
         val fieldName = FilterHelper.fieldNameForQueryType<T>(this)
         fieldName ?: throw PokerAnalyticsException.QueryValueMapUnknown
         when (operator) {

app/src/main/java/net/pokeranalytics/android/model/interfaces/Timed.kt

@@ -1,10 +1,10 @@
 package net.pokeranalytics.android.model.interfaces
 
 import net.pokeranalytics.android.calculus.ObjectIdentifier
-import net.pokeranalytics.android.calculus.StatBase
+import net.pokeranalytics.android.calculus.StatEntry
 import java.util.*
 
-interface Timed : StatBase {
+interface Timed : StatEntry, Identifiable {
 
     fun startDate() : Date?
 

app/src/main/java/net/pokeranalytics/android/model/realm/Filter.kt

@@ -35,7 +35,7 @@ open class Filter : RealmObject() {
 			return realm.copyToRealm(filter)
 		}
 
-		// Get a filter by its id
+		// Get a queryWith by its id
 		fun getFilterBydId(realm: Realm, filterId: String): Filter? {
 			return realm.where<Filter>().equalTo("id", filterId).findFirst()
 		}
@@ -44,7 +44,7 @@ open class Filter : RealmObject() {
 	    inline fun <reified T : Filterable> queryOn(realm: Realm, queries: List<QueryCondition>): RealmResults<T> {
 		    var realmQuery = realm.where<T>()
 		    queries.forEach {
-			    realmQuery = it.filter(realmQuery)
+			    realmQuery = it.queryWith(realmQuery)
 		    }
 		    Timber.d(">>> Filter query: ${realmQuery.description}")
 		    return realmQuery.findAll()
@@ -54,10 +54,10 @@ open class Filter : RealmObject() {
 	@PrimaryKey
 	var id = UUID.randomUUID().toString()
 
-	// the filter name
+	// the queryWith name
 	var name: String = ""
 
-	// the number of use of the filter,
+	// the number of use of the queryWith,
 	// for MutableRealmInteger, see https://realm.io/docs/java/latest/#counters
 	val usageCount: MutableRealmInteger = MutableRealmInteger.valueOf(0)
 
@@ -106,7 +106,7 @@ open class Filter : RealmObject() {
 	}
 
 	/**
-	 * Set the saved value in the filter for the given [filterElementRow]
+	 * Set the saved value in the queryWith for the given [filterElementRow]
 	 */
 	fun setSavedValueForElement(filterElementRow: FilterElementRow) {
 		when (filterElementRow) {
@@ -140,7 +140,7 @@ open class Filter : RealmObject() {
 		this.filterConditions.map {
 			it.queryCondition
 		}.forEach {
-			realmQuery = it.filter(realmQuery)
+			realmQuery = it.queryWith(realmQuery)
 		}
 
 		return realmQuery.findAll()

app/src/main/java/net/pokeranalytics/android/model/realm/Session.kt

@@ -35,6 +35,7 @@ import net.pokeranalytics.android.ui.view.rowrepresentable.SessionRow
 import net.pokeranalytics.android.util.NULL_TEXT
 import net.pokeranalytics.android.util.UserDefaults
 import net.pokeranalytics.android.util.extensions.*
+import java.text.DateFormat
 import java.util.*
 import java.util.Currency
 import kotlin.collections.ArrayList
@@ -114,7 +115,7 @@ open class Session : RealmObject(), Savable, Editable, StaticRowRepresentableDat
 
 	// Timed interface
 
-	override var dayOfWeek : Int? = null
+	override var dayOfWeek: Int? = null
 	override var month: Int? = null
 	override var year: Int? = null
 	override var dayOfMonth: Int? = null
@@ -303,7 +304,8 @@ open class Session : RealmObject(), Savable, Editable, StaticRowRepresentableDat
 	 */
 	val bbNet: BB
 		get() {
-			val bb = this.cgBigBlind; val result = this.result
+			val bb = this.cgBigBlind;
+			val result = this.result
 			if (bb != null && result != null) {
 				return result.net / bb
 			} else {
@@ -492,7 +494,7 @@ open class Session : RealmObject(), Savable, Editable, StaticRowRepresentableDat
 			return bankroll?.currency?.code == null
 		}
 
-    val currency : Currency
+	val currency: Currency
 		get() {
 			return bankroll?.currency?.code?.let {
 				Currency.getInstance(it)
@@ -569,7 +571,7 @@ open class Session : RealmObject(), Savable, Editable, StaticRowRepresentableDat
 	}
 
 	@Ignore
-	private var rowRepresentationForCurrentState : List<RowRepresentable> = mutableListOf()
+	private var rowRepresentationForCurrentState: List<RowRepresentable> = mutableListOf()
 
 	private fun updatedRowRepresentationForCurrentState(): List<RowRepresentable> {
 		val rows = ArrayList<RowRepresentable>()
@@ -669,7 +671,7 @@ open class Session : RealmObject(), Savable, Editable, StaticRowRepresentableDat
 			}
 			SessionRow.TOURNAMENT_FEATURE -> {
 				if (tournamentFeatures.size > 2) {
-					"${tournamentFeatures.subList(0,2).joinToString {
+					"${tournamentFeatures.subList(0, 2).joinToString {
 						it.name
 					}}, ..."
 				} else if (tournamentFeatures.size > 0) {
@@ -696,56 +698,98 @@ open class Session : RealmObject(), Savable, Editable, StaticRowRepresentableDat
 
 	override fun editDescriptors(row: RowRepresentable): ArrayList<RowRepresentableEditDescriptor>? {
 		return when (row) {
-			SessionRow.BANKROLL -> row.editingDescriptors(mapOf(
+			SessionRow.BANKROLL -> row.editingDescriptors(
+				mapOf(
 					"defaultValue" to this.bankroll,
-				"data" to LiveData.BANKROLL.items(realm)))
+					"data" to LiveData.BANKROLL.items(realm)
-			SessionRow.GAME -> row.editingDescriptors(mapOf(
+				)
+			)
+			SessionRow.GAME -> row.editingDescriptors(
+				mapOf(
 					"limit" to this.limit,
 					"defaultValue" to this.game,
-				"data" to LiveData.GAME.items(realm)))
+					"data" to LiveData.GAME.items(realm)
-			SessionRow.LOCATION -> row.editingDescriptors(mapOf(
+				)
+			)
+			SessionRow.LOCATION -> row.editingDescriptors(
+				mapOf(
 					"defaultValue" to this.location,
-				"data" to LiveData.LOCATION.items(realm)))
+					"data" to LiveData.LOCATION.items(realm)
-			SessionRow.TOURNAMENT_FEATURE -> row.editingDescriptors(mapOf(
+				)
+			)
+			SessionRow.TOURNAMENT_FEATURE -> row.editingDescriptors(
+				mapOf(
 					"defaultValue" to this.tournamentFeatures,
-				"data" to LiveData.TOURNAMENT_FEATURE.items(realm)))
+					"data" to LiveData.TOURNAMENT_FEATURE.items(realm)
-			SessionRow.TOURNAMENT_NAME -> row.editingDescriptors(mapOf(
+				)
+			)
+			SessionRow.TOURNAMENT_NAME -> row.editingDescriptors(
+				mapOf(
 					"defaultValue" to this.tournamentName,
-				"data" to LiveData.TOURNAMENT_NAME.items(realm)))
+					"data" to LiveData.TOURNAMENT_NAME.items(realm)
-			SessionRow.TOURNAMENT_TYPE -> row.editingDescriptors(mapOf(
+				)
-				"defaultValue" to this.tournamentType))
+			)
-			SessionRow.TABLE_SIZE -> row.editingDescriptors(mapOf(
+			SessionRow.TOURNAMENT_TYPE -> row.editingDescriptors(
-				"defaultValue" to this.tableSize))
+				mapOf(
-			SessionRow.BLINDS -> row.editingDescriptors(mapOf(
+					"defaultValue" to this.tournamentType
+				)
+			)
+			SessionRow.TABLE_SIZE -> row.editingDescriptors(
+				mapOf(
+					"defaultValue" to this.tableSize
+				)
+			)
+			SessionRow.BLINDS -> row.editingDescriptors(
+				mapOf(
 					"sb" to cgSmallBlind?.round(),
 					"bb" to cgBigBlind?.round()
-			))
+				)
-			SessionRow.BUY_IN -> row.editingDescriptors(mapOf(
+			)
+			SessionRow.BUY_IN -> row.editingDescriptors(
+				mapOf(
 					"bb" to cgBigBlind,
 					"fee" to this.tournamentEntryFee,
 					"ratedBuyin" to result?.buyin
-			))
+				)
+			)
 			SessionRow.BREAK_TIME -> row.editingDescriptors(mapOf())
-			SessionRow.CASHED_OUT, SessionRow.PRIZE -> row.editingDescriptors(mapOf(
+			SessionRow.CASHED_OUT, SessionRow.PRIZE -> row.editingDescriptors(
+				mapOf(
 					"defaultValue" to result?.cashout
-			))
+				)
-			SessionRow.NET_RESULT -> row.editingDescriptors(mapOf(
+			)
+			SessionRow.NET_RESULT -> row.editingDescriptors(
+				mapOf(
 					"defaultValue" to result?.netResult
-			))
+				)
-			SessionRow.COMMENT -> row.editingDescriptors(mapOf(
+			)
-				"defaultValue" to this.comment))
+			SessionRow.COMMENT -> row.editingDescriptors(
-			SessionRow.INITIAL_BUY_IN -> row.editingDescriptors(mapOf(
+				mapOf(
+					"defaultValue" to this.comment
+				)
+			)
+			SessionRow.INITIAL_BUY_IN -> row.editingDescriptors(
+				mapOf(
 					"defaultValue" to this.tournamentEntryFee
-			))
+				)
-			SessionRow.PLAYERS -> row.editingDescriptors(mapOf(
+			)
-				"defaultValue" to this.tournamentNumberOfPlayers))
+			SessionRow.PLAYERS -> row.editingDescriptors(
-			SessionRow.POSITION -> row.editingDescriptors(mapOf(
+				mapOf(
-				"defaultValue" to this.result?.tournamentFinalPosition))
+					"defaultValue" to this.tournamentNumberOfPlayers
-			SessionRow.TIPS -> row.editingDescriptors(mapOf(
+				)
+			)
+			SessionRow.POSITION -> row.editingDescriptors(
+				mapOf(
+					"defaultValue" to this.result?.tournamentFinalPosition
+				)
+			)
+			SessionRow.TIPS -> row.editingDescriptors(
+				mapOf(
 					"sb" to cgSmallBlind?.round(),
 					"bb" to cgBigBlind?.round(),
 					"tips" to result?.tips
-			))
+				)
+			)
 			else -> null
 		}
 	}
@@ -782,13 +826,15 @@ open class Session : RealmObject(), Savable, Editable, StaticRowRepresentableDat
 					this.breakDuration = (value as Double? ?: 0.0).toLong() * 60 * 1000
 				}
 				SessionRow.BUY_IN -> {
-					val localResult = if (this.result != null) this.result as Result else realm.createObject(Result::class.java)
+					val localResult =
+						if (this.result != null) this.result as Result else realm.createObject(Result::class.java)
 					localResult.buyin = value as Double?
 					this.result = localResult
 					this.updateRowRepresentation()
 				}
 				SessionRow.CASHED_OUT, SessionRow.PRIZE -> {
-					val localResult = if (this.result != null) this.result as Result else realm.createObject(Result::class.java)
+					val localResult =
+						if (this.result != null) this.result as Result else realm.createObject(Result::class.java)
 
 					localResult.cashout = value as Double?
 
@@ -870,7 +916,12 @@ open class Session : RealmObject(), Savable, Editable, StaticRowRepresentableDat
 
 	// Stat Base
 
-	override fun formattedValue(stat: Stat, context: Context) : TextFormat {
+	override val entryTitle: String
+		get() {
+			return DateFormat.getDateInstance(DateFormat.SHORT).format(this.startDate)
+		}
+
+	override fun formattedValue(stat: Stat, context: Context): TextFormat {
 
 		this.result?.let { result ->
 
@@ -886,7 +937,10 @@ open class Session : RealmObject(), Savable, Editable, StaticRowRepresentableDat
 					}
 				}
 				Stat.HOURLY_RATE_BB -> this.bbHourlyRate
-				Stat.NET_BB_PER_100_HANDS, Stat.STANDARD_DEVIATION_BB_PER_100_HANDS -> Stat.netBBPer100Hands(this.bbNet, this.estimatedHands)
+				Stat.NET_BB_PER_100_HANDS, Stat.STANDARD_DEVIATION_BB_PER_100_HANDS -> Stat.netBBPer100Hands(
+					this.bbNet,
+					this.estimatedHands
+				)
 				Stat.AVERAGE_NET_BB -> this.bbNet
 				Stat.DURATION, Stat.AVERAGE_DURATION -> this.netDuration.toDouble()
 				Stat.HOURLY_RATE, Stat.STANDARD_DEVIATION_HOURLY -> this.hourlyRate
@@ -915,3 +969,57 @@ open class Session : RealmObject(), Savable, Editable, StaticRowRepresentableDat
 
 }
 
+val AbstractList<Session>.hourlyDuration: Double
+	get() {
+		val intervals = mutableListOf<TimeInterval>()
+		this.forEach {
+			val interval = TimeInterval(it.startDate!!, it.endDate!!, it.breakDuration)
+			intervals.update(interval)
+		}
+		return intervals.sumByDouble { it.hourlyDuration }
+	}
+
+class TimeInterval(var start: Date, var end: Date, var breakDuration: Long) {
+
+	val hourlyDuration: Double
+		get() {
+			val netDuration = end.time - start.time - breakDuration
+			return (netDuration / 3600000).toDouble()
+		}
+}
+
+fun MutableList<TimeInterval>.update(timeInterval: TimeInterval): MutableList<TimeInterval> {
+
+	val overlapped = this.filter {
+
+		(it.start.before(timeInterval.start) && it.end.after(timeInterval.start)) ||
+				(it.start.before(timeInterval.end) && it.end.after(timeInterval.end)) ||
+				(it.start.after(timeInterval.start) && it.end.before(timeInterval.end))
+
+	}
+
+	if (overlapped.size == 0) { // add
+		this.add(timeInterval)
+	} else { // update
+
+		var start = timeInterval.start
+		var end = timeInterval.end
+		var breakDuration = timeInterval.breakDuration
+
+		overlapped.forEach {
+			if (it.start.before(start)) {
+				start = it.start
+			}
+			if (it.end.after(end)) {
+				end = it.end
+			}
+			breakDuration = kotlin.math.max(it.breakDuration, breakDuration)
+		}
+
+		this.removeAll(overlapped)
+		this.add(TimeInterval(start, end, breakDuration))
+
+	}
+
+	return this
+}

app/src/main/java/net/pokeranalytics/android/model/realm/SessionSet.kt

@@ -15,6 +15,7 @@ import net.pokeranalytics.android.model.filter.Filterable
 import net.pokeranalytics.android.model.filter.QueryCondition
 import net.pokeranalytics.android.model.interfaces.Timed
 import net.pokeranalytics.android.util.NULL_TEXT
+import java.text.DateFormat
 import java.util.*
 
 
@@ -86,25 +87,6 @@ open class SessionSet() : RealmObject(), Timed, Filterable {
 			return this.bbNet / this.hourlyDuration
 		}
 
-	override fun formattedValue(stat: Stat, context: Context) : TextFormat {
-		return when (stat) {
-			Stat.NETRESULT, Stat.AVERAGE -> stat.format(this.ratedNet, currency = null, context = context)
-			Stat.DURATION, Stat.AVERAGE_DURATION -> stat.format(this.netDuration.toDouble(), currency = null, context = context)
-			Stat.HOURLY_RATE -> stat.format(this.hourlyRate, currency = null, context = context)
-			Stat.HANDS_PLAYED -> stat.format(this.estimatedHands, currency = null, context = context)
-			Stat.HOURLY_RATE_BB -> stat.format(this.bbHourlyRate, currency = null, context = context)
-			Stat.NET_BB_PER_100_HANDS, Stat.STANDARD_DEVIATION_BB_PER_100_HANDS -> {
-				val netBBPer100Hands = Stat.netBBPer100Hands(this.bbNet, this.estimatedHands)
-				if (netBBPer100Hands != null) {
-					return stat.format(this.estimatedHands, currency = null, context = context)
-				} else {
-					return TextFormat(NULL_TEXT)
-				}
-			}
-			else -> throw StatFormattingException("format undefined for stat ${stat.name}")
-		}
-	}
-
 	enum class Field(val identifier: String) {
 		RATED_NET("ratedNet"),
 		HOURLY_RATE("hourlyRate"),
@@ -126,6 +108,32 @@ open class SessionSet() : RealmObject(), Timed, Filterable {
 
 	}
 
+	// Stat Base
+
+	override val entryTitle: String
+		get() {
+			return DateFormat.getDateInstance(DateFormat.SHORT).format(this.startDate)
+		}
+
+	override fun formattedValue(stat: Stat, context: Context) : TextFormat {
+		return when (stat) {
+			Stat.NETRESULT, Stat.AVERAGE -> stat.format(this.ratedNet, currency = null, context = context)
+			Stat.DURATION, Stat.AVERAGE_DURATION -> stat.format(this.netDuration.toDouble(), currency = null, context = context)
+			Stat.HOURLY_RATE -> stat.format(this.hourlyRate, currency = null, context = context)
+			Stat.HANDS_PLAYED -> stat.format(this.estimatedHands, currency = null, context = context)
+			Stat.HOURLY_RATE_BB -> stat.format(this.bbHourlyRate, currency = null, context = context)
+			Stat.NET_BB_PER_100_HANDS, Stat.STANDARD_DEVIATION_BB_PER_100_HANDS -> {
+				val netBBPer100Hands = Stat.netBBPer100Hands(this.bbNet, this.estimatedHands)
+				if (netBBPer100Hands != null) {
+					return stat.format(this.estimatedHands, currency = null, context = context)
+				} else {
+					return TextFormat(NULL_TEXT)
+				}
+			}
+			else -> throw StatFormattingException("format undefined for stat ${stat.name}")
+		}
+	}
+
 	// Timed
 
 	override val objectIdentifier: ObjectIdentifier

app/src/main/java/net/pokeranalytics/android/ui/activity/HomeActivity.kt

@@ -75,7 +75,7 @@ class HomeActivity : PokerAnalyticsActivity() {
 	override fun onCreateOptionsMenu(menu: Menu?): Boolean {
 		menuInflater.inflate(R.menu.toolbar_home, menu)
 		this.homeMenu = menu
-		//TODO: Change filter button visibility
+		//TODO: Change queryWith button visibility
 		homeMenu?.findItem(R.id.filter)?.isVisible = true
 		return super.onCreateOptionsMenu(menu)
 	}
@@ -153,15 +153,15 @@ class HomeActivity : PokerAnalyticsActivity() {
 			/*
 			0 -> {
 				toolbar.title = getString(R.string.feed)
-				homeMenu?.findItem(R.id.filter)?.isVisible = false
+				homeMenu?.findItem(R.id.queryWith)?.isVisible = false
 			}
 			1 -> {
 				toolbar.title = getString(R.string.stats)
-				homeMenu?.findItem(R.id.filter)?.isVisible = false
+				homeMenu?.findItem(R.id.queryWith)?.isVisible = false
 			}
 			2 -> {
 				toolbar.title = getString(R.string.services)
-				homeMenu?.findItem(R.id.filter)?.isVisible = false
+				homeMenu?.findItem(R.id.queryWith)?.isVisible = false
 			}
 			*/
 

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

@@ -149,7 +149,7 @@ class CalendarFragment : SessionObserverFragment(), CoroutineScope, StaticRowRep
 			}
 		})
 
-		// Manage session type filter
+		// Manage session type queryWith
 		filterSessionAll.setOnCheckedChangeListener { _, isChecked ->
 			if (isChecked) {
 				sessionTypeCondition = null
@@ -181,7 +181,7 @@ class CalendarFragment : SessionObserverFragment(), CoroutineScope, StaticRowRep
 			}
 		}
 
-		// Manage time filter
+		// Manage time queryWith
 		filterTimeMonth.setOnCheckedChangeListener { _, isChecked ->
 			if (isChecked) {
 				currentTimeFilter = TimeFilter.MONTH

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

@@ -243,7 +243,7 @@ open class  FilterDetailsFragment : PokerAnalyticsFragment(), StaticRowRepresent
 	 */
 	private fun saveData() {
 		//TODO: Save currentFilter details data
-		Timber.d("Save data for filter: ${currentFilter?.id}")
+		Timber.d("Save data for queryWith: ${currentFilter?.id}")
 		selectedRows.forEach {
 			Timber.d("Selected rows: $it")
 		}

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

@@ -60,7 +60,7 @@ open class FiltersFragment : PokerAnalyticsFragment(), StaticRowRepresentableDat
 			Timber.d("onActivityResult: $requestCode")
 			if (data != null && data.hasExtra(FilterDetailsActivity.IntentKey.FILTER_ID.keyName)) {
 				val filterId = data.getStringExtra(FilterDetailsActivity.IntentKey.FILTER_ID.keyName)
-				Timber.d("Updated filter: ${filterId}")
+				Timber.d("Updated queryWith: ${filterId}")
 			}
 			*/
 
@@ -179,19 +179,19 @@ open class FiltersFragment : PokerAnalyticsFragment(), StaticRowRepresentableDat
 	}
 
 	/**
-	 * Valid the  updates of the filter
+	 * Valid the  updates of the queryWith
 	 */
 	private fun validUpdates() {
-		Timber.d("Valid filter updates")
+		Timber.d("Valid queryWith updates")
 		val filterId = currentFilter?.id ?: ""
 		finishActivityWithResult(filterId)
 	}
 
 	/**
-	 * Cancel the latest updates of the filter
+	 * Cancel the latest updates of the queryWith
 	 */
 	private fun cancelUpdates() {
-		Timber.d("Cancel filter updates")
+		Timber.d("Cancel queryWith updates")
 
 		val filterId = filterCopy?.id ?: ""
 
@@ -208,7 +208,7 @@ open class FiltersFragment : PokerAnalyticsFragment(), StaticRowRepresentableDat
 	 * Delete data
 	 */
 	private fun deleteFilter() {
-		Timber.d("Delete filter")
+		Timber.d("Delete queryWith")
 		val realm = getRealm()
 		realm.beginTransaction()
 		currentFilter?.deleteFromRealm()

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

@@ -7,8 +7,7 @@ import android.view.ViewGroup
 import com.github.mikephil.charting.charts.BarChart
 import com.github.mikephil.charting.charts.BarLineChartBase
 import com.github.mikephil.charting.charts.LineChart
-import com.github.mikephil.charting.data.Entry
+import com.github.mikephil.charting.data.*
-import com.github.mikephil.charting.data.LineData
 import com.github.mikephil.charting.highlight.Highlight
 import com.github.mikephil.charting.listener.OnChartValueSelectedListener
 import com.google.android.material.chip.Chip
@@ -26,7 +25,6 @@ import net.pokeranalytics.android.ui.graph.PALineDataSet
 import net.pokeranalytics.android.ui.graph.setStyle
 import net.pokeranalytics.android.ui.view.LegendView
 import timber.log.Timber
-import java.text.DateFormat
 import java.util.*
 import kotlin.coroutines.CoroutineContext
 
@@ -86,7 +84,15 @@ class GraphFragment : PokerAnalyticsFragment(), OnChartValueSelectedListener, Co
 		this.legendView = LegendView(requireContext())
 		this.legendContainer.addView(this.legendView)
 
-		this.loadGraph(this.selectedReport)
+		this.chartView = when (stat.graphType) {
+			GraphType.LINE -> LineChart(context)
+			GraphType.BAR -> BarChart(context)
+		}
+
+		this.chartView.setStyle(false, requireContext())
+		this.chartContainer.addView(this.chartView)
+
+		this.loadGraph(this.aggregationTypes.first(), this.selectedReport)
 
 		this.aggregationTypes.forEach { type ->
 			val chip = Chip(requireContext())
@@ -105,9 +111,9 @@ class GraphFragment : PokerAnalyticsFragment(), OnChartValueSelectedListener, Co
 				val aggregationType = aggregationTypes[checkedId]
 
 				reports[aggregationType]?.let {
-					loadGraph(it)
+					loadGraph(aggregationType, it)
 				} ?: run {
-
+					launchStatComputation(aggregationType)
 				}
 
 			}
@@ -115,7 +121,7 @@ class GraphFragment : PokerAnalyticsFragment(), OnChartValueSelectedListener, Co
 
 	}
 
-	private fun launchStatComputation() {
+	private fun launchStatComputation(aggregationType: AggregationType) {
 
 		GlobalScope.launch(coroutineContext) {
 
@@ -126,8 +132,10 @@ class GraphFragment : PokerAnalyticsFragment(), OnChartValueSelectedListener, Co
 
 				val realm = Realm.getDefaultInstance()
 
-				val aggregationType = stat.aggregationTypes.first()
+				val report = Calculator.computeStatsWithEvolutionByAggregationType(realm, computableGroup, aggregationType)
-				r = Calculator.computeStatsWithEvolutionByAggregationType(realm, computableGroup, aggregationType)
+				reports[aggregationType] = report
+
+				r = report
 
 				realm.close()
 
@@ -140,40 +148,46 @@ class GraphFragment : PokerAnalyticsFragment(), OnChartValueSelectedListener, Co
 
 			if (!isDetached) {
 				r?.let {
-					loadGraph(it)
+					loadGraph(aggregationType, it)
 				}
 			}
 		}
 
 	}
 
+	fun loadGraph(aggregationType: AggregationType, report: Report) {
 
-	fun loadGraph(report: Report) {
+		val graphEntries = when (aggregationType) {
+			AggregationType.SESSION, AggregationType.DURATION -> report.results.firstOrNull()?.defaultStatEntries(stat)
+			AggregationType.MONTH, AggregationType.YEAR -> report.lineEntries(this.stat)
+		}
 
-		report.results.firstOrNull()?.defaultStatEntries(stat)?.let { entries ->
+		graphEntries?.let { entries ->
 
 			this.legendView.prepareWithStat(this.stat, entries.size)
 
+			when (stat.graphType) {
+				GraphType.LINE -> {
+					val lineChart: LineChart = this.chartView as LineChart
+
 					val dataSet = PALineDataSet(entries, this.stat.name, requireContext())
 					val colors = arrayOf(R.color.green_light).toIntArray()
 					dataSet.setColors(colors, context)
 					dataSet.setDrawCircles(false)
 					val lineData = LineData(listOf(dataSet))
 
-			this.chartView = when (stat.graphType) {
-				GraphType.LINE -> {
-					val lineChart = LineChart(context)
 					lineChart.data = lineData
-					lineChart
 				}
 				GraphType.BAR -> {
-					val barChart = BarChart(context)
+					val barChart = this.chartView as BarChart
-					barChart
+					val dataSet = BarDataSet(entries as List<BarEntry>, this.stat.name)
+					val colors = arrayOf(R.color.green_light).toIntArray()
+					dataSet.setColors(colors, context)
+					val barData = BarData(listOf(dataSet))
+					barChart.data = barData
 				}
 			}
 
-			this.chartContainer.addView(this.chartView)
-
 			this.chartView.setStyle(false, requireContext())
 			this.chartView.setOnChartValueSelectedListener(this)
 
@@ -192,11 +206,18 @@ class GraphFragment : PokerAnalyticsFragment(), OnChartValueSelectedListener, Co
 
 		e?.let { entry ->
 
+			val statEntry = when (entry.data) {
+				is ObjectIdentifier -> {
 					val identifier = entry.data as ObjectIdentifier
-			val item = getRealm().where(identifier.clazz).equalTo("id", identifier.id).findAll().firstOrNull()
+					getRealm().where(identifier.clazz).equalTo("id", identifier.id).findAll().firstOrNull()
-			item?.let {
+				}
+				is StatEntry -> entry.data as StatEntry?
+				else -> null
+			}
+
+			statEntry?.let {
 
-				val formattedDate = DateFormat.getDateInstance(DateFormat.SHORT).format(it.startDate())
+				val formattedDate = it.entryTitle
 				val entryValue = it.formattedValue(this.stat, requireContext())
 				val totalStatValue = this.stat.format(e.y.toDouble(), currency = null, context = requireContext())
 

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

@@ -223,7 +223,7 @@ class StatsFragment : SessionObserverFragment(), StaticRowRepresentableDataSourc
 
 		if (row is StatRow && row.stat.hasEvolutionGraph) {
 
-			// filter groups
+			// queryWith groups
 			val groupResults = this.report?.results?.filter {
 				it.group.name == row.groupName
 			}

app/src/main/java/net/pokeranalytics/android/ui/graph/ChartDataSet.kt

@@ -9,7 +9,15 @@ class PALineDataSet(yVals: List<Entry>, label: String, context: Context) : LineD
 
 	init {
 		this.highLightColor = context.getColor(R.color.chart_highlight_indicator)
+		this.setDrawValues(false)
 	}
 
-
 }
+
+//class PABarDataSet(yVals: List<BarEntry>, label: String, context: Context) : BarDataSet(yVals, label) {
+//
+//	init {
+//		this.highLightColor = context.getColor(R.color.chart_highlight_indicator)
+//	}
+//
+//}