Node / meshtastic / Meshtastic-Android / files / feature / discovery / src / commonMain / kotlin / org / meshtastic / feature / discovery / DiscoveryMapViewModel.kt

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T8b949e/*

* Copyright (c) 2026 Meshtastic LLC

*

* This program is free software: you can redistribute it and/or modify

* it under the terms of the GNU General Public License as published by

* the Free Software Foundation, either version 3 of the License, or

* (at your option) any later version.

*

* This program is distributed in the hope that it will be useful,

* but WITHOUT ANY WARRANTY; without even the implied warranty of

* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

* GNU General Public License for more details.

*

* You should have received a copy of the GNU General Public License

* along with this program. If not, see <https://www.gnu.org/licenses/>.

*/

Tff7b72package T7ee787org.meshtastic.feature.discovery

Tff7b72import T7ee787androidx.lifecycle.ViewModel

Tff7b72import T7ee787kotlinx.coroutines.flow.MutableStateFlow

Tff7b72import T7ee787kotlinx.coroutines.flow.StateFlow

Tff7b72import T7ee787kotlinx.coroutines.flow.asStateFlow

Tff7b72import T7ee787kotlinx.coroutines.flow.combine

Tff7b72import T7ee787org.koin.core.annotation.InjectedParam

Tff7b72import T7ee787org.koin.core.annotation.KoinViewModel

Tff7b72import T7ee787org.meshtastic.core.database.dao.DiscoveryDao

Tff7b72import T7ee787org.meshtastic.core.database.entity.DiscoveredNodeEntity

Tff7b72import T7ee787org.meshtastic.core.database.entity.DiscoveryPresetResultEntity

Tff7b72import T7ee787org.meshtastic.core.database.entity.DiscoverySessionEntity

Tff7b72import T7ee787org.meshtastic.core.ui.viewmodel.safeLaunch

Tff7b72import T7ee787org.meshtastic.core.ui.viewmodel.stateInWhileSubscribed

Tf0883e@KoinViewModel

Tff7b72class T56d364DiscoveryMapViewModelTb4b4b4(Tf0883e@InjectedParam Tff7b72private Tff7b72val Te6edf3sessionIdTb4b4b4: Tffa657LongTb4b4b4, Tff7b72private Tff7b72val Te6edf3discoveryDaoTb4b4b4: Te6edf3DiscoveryDaoTb4b4b4) Tb4b4b4:

Te6edf3ViewModelTb4b4b4(Tb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3sessionTb4b4b4: Te6edf3StateFlowTff7b72<Te6edf3DiscoverySessionEntity?Tff7b72> Tff7b72=

Te6edf3discoveryDaoTb4b4b4.Te6edf3getSessionFlowTb4b4b4(Te6edf3sessionIdTb4b4b4)Tb4b4b4.Te6edf3stateInWhileSubscribedTb4b4b4(Te6edf3initialValue Tff7b72= Tff7b72nullTb4b4b4)

T8b949e/** All preset results for this session. Used for filter chip UI. */

Tff7b72private Tff7b72val Te6edf3presetResultsState Tff7b72= Te6edf3MutableStateFlowTff7b72<Te6edf3ListTff7b72<Te6edf3DiscoveryPresetResultEntityTff7b72>Tff7b72>Tb4b4b4(Te6edf3emptyListTb4b4b4(Tb4b4b4)Tb4b4b4)

Tff7b72val Te6edf3presetResultsTb4b4b4: Te6edf3StateFlowTff7b72<Te6edf3ListTff7b72<Te6edf3DiscoveryPresetResultEntityTff7b72>Tff7b72> Tff7b72= Te6edf3presetResultsStateTb4b4b4.Te6edf3asStateFlowTb4b4b4(Tb4b4b4)

T8b949e/** Nodes keyed by preset result ID. */

Tff7b72private Tff7b72val Te6edf3nodesByPresetState Tff7b72= Te6edf3MutableStateFlowTff7b72<Te6edf3MapTff7b72<Tffa657LongTb4b4b4, Te6edf3ListTff7b72<Te6edf3DiscoveredNodeEntityTff7b72>Tff7b72>Tff7b72>Tb4b4b4(Te6edf3emptyMapTb4b4b4(Tb4b4b4)Tb4b4b4)

T8b949e/**

* Currently selected preset filter. `null` means "All presets" (deduplicated). Set to a preset result ID to show

* only nodes discovered under that preset.

*/

Tff7b72private Tff7b72val Te6edf3selectedPresetFilterState Tff7b72= Te6edf3MutableStateFlowTff7b72<Tffa657Long?Tff7b72>Tb4b4b4(Tff7b72nullTb4b4b4)

Tff7b72val Te6edf3selectedPresetFilterTb4b4b4: Te6edf3StateFlowTff7b72<Tffa657Long?Tff7b72> Tff7b72= Te6edf3selectedPresetFilterStateTb4b4b4.Te6edf3asStateFlowTb4b4b4(Tb4b4b4)

T8b949e/** Whether the topology overlay (neighbor connections) is visible. */

Tff7b72private Tff7b72val Te6edf3showTopologyOverlayState Tff7b72= Te6edf3MutableStateFlowTb4b4b4(Tff7b72falseTb4b4b4)

Tff7b72val Te6edf3showTopologyOverlayTb4b4b4: Te6edf3StateFlowTff7b72<Tffa657BooleanTff7b72> Tff7b72= Te6edf3showTopologyOverlayStateTb4b4b4.Te6edf3asStateFlowTb4b4b4(Tb4b4b4)

T8b949e/** Filtered and deduplicated nodes based on the current preset filter. */

Tff7b72val Te6edf3filteredNodesTb4b4b4: Te6edf3StateFlowTff7b72<Te6edf3ListTff7b72<Te6edf3DiscoveredNodeEntityTff7b72>Tff7b72> Tff7b72=

Te6edf3combineTb4b4b4(Te6edf3nodesByPresetStateTb4b4b4, Te6edf3selectedPresetFilterStateTb4b4b4) Tb4b4b4{ Te6edf3nodesByPresetTb4b4b4, Te6edf3filter Tff7b72-Tff7b72>

Tff7b72val Te6edf3raw Tff7b72=

Tff7b72if Tb4b4b4(Te6edf3filter Tff7b72=Tff7b72= Tff7b72nullTb4b4b4) Tb4b4b4{

Te6edf3nodesByPresetTb4b4b4.Te6edf3valuesTb4b4b4.Te6edf3flattenTb4b4b4(Tb4b4b4)

Tb4b4b4} Tff7b72else Tb4b4b4{

Te6edf3nodesByPresetTff7b72[Te6edf3filterTff7b72]Tb4b4b4.Te6edf3orEmptyTb4b4b4(Tb4b4b4)

Tb4b4b4}

T8b949e// Deduplicate by nodeNum — keep the entry with strongest signal

Te6edf3rawTb4b4b4.Te6edf3groupBy Tb4b4b4{ Tffa657itTb4b4b4.Te6edf3nodeNum Tb4b4b4}Tb4b4b4.Te6edf3valuesTb4b4b4.Te6edf3map Tb4b4b4{ Te6edf3dupes Tff7b72-Tff7b72> Te6edf3dupesTb4b4b4.Te6edf3maxByOrNull Tb4b4b4{ Tffa657itTb4b4b4.Te6edf3snr Tb4b4b4} Tff7b72?: Te6edf3dupesTb4b4b4.Te6edf3firstTb4b4b4(Tb4b4b4) Tb4b4b4}

Tb4b4b4}

Tb4b4b4.Te6edf3stateInWhileSubscribedTb4b4b4(Te6edf3initialValue Tff7b72= Te6edf3emptyListTb4b4b4(Tb4b4b4)Tb4b4b4)

T8b949e/** Map statistics: how many nodes have valid GPS coordinates vs total. */

Tff7b72val Te6edf3mapStatsTb4b4b4: Te6edf3StateFlowTff7b72<Te6edf3DiscoveryMapStatsTff7b72> Tff7b72=

Te6edf3combineTb4b4b4(Te6edf3filteredNodesTb4b4b4, Te6edf3nodesByPresetStateTb4b4b4) Tb4b4b4{ Te6edf3filteredTb4b4b4, Te6edf3_ Tff7b72-Tff7b72>

Tff7b72val Te6edf3mappedCount Tff7b72= Te6edf3filteredTb4b4b4.Te6edf3count Tb4b4b4{ Te6edf3hasValidCoordinatesTb4b4b4(Tffa657itTb4b4b4.Te6edf3latitudeTb4b4b4, Tffa657itTb4b4b4.Te6edf3longitudeTb4b4b4) Tb4b4b4}

Te6edf3DiscoveryMapStatsTb4b4b4(

Te6edf3totalNodes Tff7b72= Te6edf3filteredTb4b4b4.Te6edf3sizeTb4b4b4,

Te6edf3mappedNodes Tff7b72= Te6edf3mappedCountTb4b4b4,

Te6edf3unmappedNodes Tff7b72= Te6edf3filteredTb4b4b4.Te6edf3size Tff7b72- Te6edf3mappedCountTb4b4b4,

Tb4b4b4)

Tb4b4b4}

Tb4b4b4.Te6edf3stateInWhileSubscribedTb4b4b4(Te6edf3initialValue Tff7b72= Te6edf3DiscoveryMapStatsTb4b4b4(Tb4b4b4)Tb4b4b4)

T8b949e// Keep backward-compatible allNodes as alias to filteredNodes

Tff7b72val Te6edf3allNodesTb4b4b4: Te6edf3StateFlowTff7b72<Te6edf3ListTff7b72<Te6edf3DiscoveredNodeEntityTff7b72>Tff7b72> Tff7b72= Te6edf3filteredNodes

Tff7b72init Tb4b4b4{

Te6edf3loadAllNodesTb4b4b4(Tb4b4b4)

Tb4b4b4}

Tff7b72fun Td2a8ffselectPresetFilterTb4b4b4(Te6edf3presetResultIdTb4b4b4: Tffa657Long?Tb4b4b4) Tb4b4b4{

Te6edf3selectedPresetFilterStateTb4b4b4.Te6edf3value Tff7b72= Te6edf3presetResultId

Tb4b4b4}

Tff7b72fun Td2a8fftoggleTopologyOverlayTb4b4b4(Tb4b4b4) Tb4b4b4{

Te6edf3showTopologyOverlayStateTb4b4b4.Te6edf3value Tff7b72= Tff7b72!Te6edf3showTopologyOverlayStateTb4b4b4.Te6edf3value

Tb4b4b4}

Tff7b72private Tff7b72fun Td2a8ffloadAllNodesTb4b4b4(Tb4b4b4) Tb4b4b4{

Te6edf3safeLaunchTb4b4b4(Te6edf3tag Tff7b72= Ta5d6ff"Ta5d6ffloadAllNodesTa5d6ff"Tb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3results Tff7b72= Te6edf3discoveryDaoTb4b4b4.Te6edf3getPresetResultsTb4b4b4(Te6edf3sessionIdTb4b4b4)

Te6edf3presetResultsStateTb4b4b4.Te6edf3value Tff7b72= Te6edf3results

Tff7b72val Te6edf3nodesMap Tff7b72= Te6edf3mutableMapOfTff7b72<Tffa657LongTb4b4b4, Te6edf3ListTff7b72<Te6edf3DiscoveredNodeEntityTff7b72>Tff7b72>Tb4b4b4(Tb4b4b4)

Tff7b72for Tb4b4b4(Te6edf3result Tff7b72in Te6edf3resultsTb4b4b4) Tb4b4b4{

Te6edf3nodesMapTff7b72[Te6edf3resultTb4b4b4.Te6edf3idTff7b72] Tff7b72= Te6edf3discoveryDaoTb4b4b4.Te6edf3getDiscoveredNodesTb4b4b4(Te6edf3resultTb4b4b4.Te6edf3idTb4b4b4)

Tb4b4b4}

Te6edf3nodesByPresetStateTb4b4b4.Te6edf3value Tff7b72= Te6edf3nodesMap

Tb4b4b4}

Tb4b4b4}

Tff7b72private Tff7b72fun Td2a8ffhasValidCoordinatesTb4b4b4(Te6edf3latTb4b4b4: Tffa657Double?Tb4b4b4, Te6edf3lonTb4b4b4: Tffa657Double?Tb4b4b4)Tb4b4b4: Tffa657Boolean Tff7b72=

Te6edf3lat Tff7b72!Tff7b72= Tff7b72null Tff7b72&Tff7b72& Te6edf3lon Tff7b72!Tff7b72= Tff7b72null Tff7b72&Tff7b72& Te6edf3lat Tff7b72!Tff7b72= T79c0ff0.0 Tff7b72&Tff7b72& Te6edf3lon Tff7b72!Tff7b72= T79c0ff0.0

Tb4b4b4}

T8b949e/** Presentation model for map node statistics. */

Tff7b72data Tff7b72class T56d364DiscoveryMapStatsTb4b4b4(Tff7b72val Te6edf3totalNodesTb4b4b4: Tffa657Int Tff7b72= T79c0ff0Tb4b4b4, Tff7b72val Te6edf3mappedNodesTb4b4b4: Tffa657Int Tff7b72= T79c0ff0Tb4b4b4, Tff7b72val Te6edf3unmappedNodesTb4b4b4: Tffa657Int Tff7b72= T79c0ff0Tb4b4b4)