Node / meshtastic / Meshtastic-Android / files / core / database / src / commonMain / kotlin / org / meshtastic / core / database / dao / ChannelSetDao.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.core.database.dao

Tff7b72import T7ee787androidx.room3.Dao

Tff7b72import T7ee787androidx.room3.Insert

Tff7b72import T7ee787androidx.room3.OnConflictStrategy

Tff7b72import T7ee787androidx.room3.Query

Tff7b72import T7ee787kotlinx.coroutines.flow.Flow

Tff7b72import T7ee787org.meshtastic.core.database.entity.ChannelSetEntity

T8b949e/** Per-device persistence of the connected device's [ChannelSetEntity]. */

Tf0883e@Dao

Tff7b72interface T56d364ChannelSetDao Tb4b4b4{

T8b949e/** Observes the single stored channel set, emitting null when none has been persisted for this device yet. */

Tf0883e@QueryTb4b4b4(Ta5d6ff"Ta5d6ffSELECT * FROM channel_set WHERE id = 0 LIMIT 1Ta5d6ff"Tb4b4b4)

Tff7b72fun Td2a8ffobserveTb4b4b4(Tb4b4b4)Tb4b4b4: Te6edf3FlowTff7b72<Te6edf3ChannelSetEntity?Tff7b72>

T8b949e/** One-shot read of the stored channel set for read-modify-write updates; null when none is persisted yet. */

Tf0883e@QueryTb4b4b4(Ta5d6ff"Ta5d6ffSELECT * FROM channel_set WHERE id = 0 LIMIT 1Ta5d6ff"Tb4b4b4)

Tff7b72suspend Tff7b72fun Td2a8ffgetTb4b4b4(Tb4b4b4)Tb4b4b4: Te6edf3ChannelSetEntity?

T8b949e// Deliberately @Insert(onConflict = REPLACE), not @Upsert: on this entity, Room's generated @Upsert UPDATE path

T8b949e// throws a bare android.database.SQLException under Robolectric's androidHostTest SQLite implementation on every

T8b949e// write past the first (verified: 4/8 SwitchingChannelSetDataSourceTest cases failed, all and only the ones that

T8b949e// write to an already-existing row -- pure-JVM jvmTest and on-device runs are unaffected). REPLACE is a single

T8b949e// INSERT OR REPLACE statement with no separate UPDATE path, so it doesn't hit this incompatibility.

Tf0883e@InsertTb4b4b4(Te6edf3onConflict Tff7b72= Te6edf3OnConflictStrategyTb4b4b4.Te6edf3REPLACETb4b4b4)

Tff7b72suspend Tff7b72fun Td2a8ffupsertTb4b4b4(Te6edf3entityTb4b4b4: Te6edf3ChannelSetEntityTb4b4b4)

Tf0883e@QueryTb4b4b4(Ta5d6ff"Ta5d6ffDELETE FROM channel_setTa5d6ff"Tb4b4b4)

Tff7b72suspend Tff7b72fun Td2a8ffclearTb4b4b4(Tb4b4b4)

Tb4b4b4}