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Fix: Deduplicate position logs (#1417)

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Deduplicate position logs by filtering out duplicates based on time and location.
This commit is contained in:
James Rich
2024-11-19 07:41:33 -06:00
committed by GitHub
parent fb04805255
commit 158e67f859
1 changed files with 10 additions and 1 deletions
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11
app/src/main/java/com/geeksville/mesh/model/MetricsViewModel.kt
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@@ -25,9 +25,12 @@ import com.geeksville.mesh.ui.map.MAP_STYLE_ID
import dagger.hilt.android.lifecycle.HiltViewModel
import kotlinx.coroutines.flow.MutableStateFlow
import kotlinx.coroutines.flow.StateFlow
import kotlinx.coroutines.flow.asFlow
import kotlinx.coroutines.flow.combine
import kotlinx.coroutines.flow.distinctUntilChanged
import kotlinx.coroutines.flow.launchIn
import kotlinx.coroutines.flow.onEach
import kotlinx.coroutines.flow.toList
import kotlinx.coroutines.flow.update
import kotlinx.coroutines.launch
import kotlinx.coroutines.withContext
@@ -180,7 +183,13 @@ class MetricsViewModel @Inject constructor(
}.launchIn(viewModelScope)
meshLogRepository.getMeshPacketsFrom(destNum, PortNum.POSITION_APP_VALUE).onEach { packets ->
_state.update { state -> state.copy(positionLogs = packets.mapNotNull { it.toPosition() }) }
val distinctPositions =
packets.mapNotNull { it.toPosition() }.asFlow().distinctUntilChanged { old, new ->
old.time == new.time || (old.latitudeI == new.latitudeI && old.longitudeI == new.longitudeI)
}.toList()
_state.update { state ->
state.copy(positionLogs = distinctPositions)
}
}.launchIn(viewModelScope)
debug("MetricsViewModel created")