SleepSessionRecord.kt
/*
* Copyright (C) 2022 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package androidx.health.connect.client.records
import androidx.annotation.IntDef
import androidx.annotation.RestrictTo
import androidx.health.connect.client.aggregate.AggregateMetric
import androidx.health.connect.client.records.metadata.Metadata
import java.time.Duration
import java.time.Instant
import java.time.ZoneOffset
/**
* Captures the user's sleep length and its stages. Each record represents a time interval for a
* full sleep session.
*
* All sleep stage time intervals should fall within the sleep session interval. Time intervals for
* stages don't need to be continuous but shouldn't overlap.
*
* Example code demonstrate how to read sleep session:
*
* @sample androidx.health.connect.client.samples.ReadSleepSessions
*/
class SleepSessionRecord(
override val startTime: Instant,
override val startZoneOffset: ZoneOffset?,
override val endTime: Instant,
override val endZoneOffset: ZoneOffset?,
/** Title of the session. Optional field. */
val title: String? = null,
/** Additional notes for the session. Optional field. */
val notes: String? = null,
val stages: List<Stage> = emptyList(),
override val metadata: Metadata = Metadata.EMPTY,
) : IntervalRecord {
init {
require(startTime.isBefore(endTime)) { "startTime must be before endTime." }
if (stages.isNotEmpty()) {
val sortedStages = stages.sortedWith { a, b -> a.startTime.compareTo(b.startTime) }
for (i in 0 until sortedStages.lastIndex) {
require(!sortedStages[i].endTime.isAfter(sortedStages[i + 1].startTime))
}
// check all stages are within parent session duration
require(!sortedStages.first().startTime.isBefore(startTime))
require(!sortedStages.last().endTime.isAfter(endTime))
}
}
override fun equals(other: Any?): Boolean {
if (this === other) return true
if (other !is SleepSessionRecord) return false
if (title != other.title) return false
if (notes != other.notes) return false
if (stages != other.stages) return false
if (startTime != other.startTime) return false
if (startZoneOffset != other.startZoneOffset) return false
if (endTime != other.endTime) return false
if (endZoneOffset != other.endZoneOffset) return false
if (metadata != other.metadata) return false
return true
}
override fun hashCode(): Int {
var result = 0
result = 31 * result + title.hashCode()
result = 31 * result + notes.hashCode()
result = 31 * result + stages.hashCode()
result = 31 * result + (startZoneOffset?.hashCode() ?: 0)
result = 31 * result + endTime.hashCode()
result = 31 * result + (endZoneOffset?.hashCode() ?: 0)
result = 31 * result + metadata.hashCode()
return result
}
companion object {
/**
* Metric identifier to retrieve the total sleep session duration from
* [androidx.health.connect.client.aggregate.AggregationResult].
*/
@JvmField
val SLEEP_DURATION_TOTAL: AggregateMetric<Duration> =
AggregateMetric.durationMetric("SleepSession")
/** Use this type if the stage of sleep is unknown. */
const val STAGE_TYPE_UNKNOWN = 0
/**
* The user is awake and either known to be in bed, or it is unknown whether they are in bed
* or not.
*/
const val STAGE_TYPE_AWAKE = 1
/** The user is asleep but the particular stage of sleep (light, deep or REM) is unknown. */
const val STAGE_TYPE_SLEEPING = 2
/** The user is out of bed and assumed to be awake. */
const val STAGE_TYPE_OUT_OF_BED = 3
/** The user is in a light sleep stage. */
const val STAGE_TYPE_LIGHT = 4
/** The user is in a deep sleep stage. */
const val STAGE_TYPE_DEEP = 5
/** The user is in a REM sleep stage. */
const val STAGE_TYPE_REM = 6
/** The user is awake and in bed. */
const val STAGE_TYPE_AWAKE_IN_BED = 7
@RestrictTo(RestrictTo.Scope.LIBRARY)
@JvmField
val STAGE_TYPE_STRING_TO_INT_MAP: Map<String, Int> =
mapOf(
"awake" to STAGE_TYPE_AWAKE,
"sleeping" to STAGE_TYPE_SLEEPING,
"out_of_bed" to STAGE_TYPE_OUT_OF_BED,
"light" to STAGE_TYPE_LIGHT,
"deep" to STAGE_TYPE_DEEP,
"rem" to STAGE_TYPE_REM,
"awake_in_bed" to STAGE_TYPE_AWAKE_IN_BED,
"unknown" to STAGE_TYPE_UNKNOWN
)
@RestrictTo(RestrictTo.Scope.LIBRARY)
@JvmField
val STAGE_TYPE_INT_TO_STRING_MAP =
STAGE_TYPE_STRING_TO_INT_MAP.entries.associateBy({ it.value }, { it.key })
}
/** Type of sleep stage. */
@Retention(AnnotationRetention.SOURCE)
@IntDef(
value =
[
STAGE_TYPE_UNKNOWN,
STAGE_TYPE_AWAKE,
STAGE_TYPE_SLEEPING,
STAGE_TYPE_OUT_OF_BED,
STAGE_TYPE_LIGHT,
STAGE_TYPE_DEEP,
STAGE_TYPE_REM,
STAGE_TYPE_AWAKE_IN_BED,
]
)
@RestrictTo(RestrictTo.Scope.LIBRARY)
annotation class StageTypes
/**
* Captures the sleep stage the user entered during a sleep session.
*
* @see SleepSessionRecord
*/
class Stage(
val startTime: Instant,
val endTime: Instant,
@property:StageTypes val stage: Int,
) {
init {
require(startTime.isBefore(endTime)) { "startTime must be before endTime." }
}
override fun equals(other: Any?): Boolean {
if (this === other) return true
if (other !is Stage) return false
if (stage != other.stage) return false
if (startTime != other.startTime) return false
if (endTime != other.endTime) return false
return true
}
override fun hashCode(): Int {
var result = stage.hashCode()
result = 31 * result + startTime.hashCode()
result = 31 * result + endTime.hashCode()
return result
}
}
}