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Session database: add count query.

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This commit is contained in:
Benoit Marty
2025-11-04 15:25:13 +01:00
parent 0061b625f1
commit 9070420860
5 changed files with 27 additions and 0 deletions
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5
libraries/session-storage/api/src/main/kotlin/io/element/android/libraries/sessionstorage/api/SessionStore.kt
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@@ -50,6 +50,11 @@ interface SessionStore {
*/
suspend fun getAllSessions(): List<SessionData>
/**
* Get the number of sessions.
*/
suspend fun numberOfSessions(): Int
/**
* Get the latest session, or null if no session exists.
*/

9
libraries/session-storage/impl/src/main/kotlin/io/element/android/libraries/sessionstorage/impl/DatabaseSessionStore.kt
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@@ -161,6 +161,15 @@ class DatabaseSessionStore(
}
}
override suspend fun numberOfSessions(): Int {
return sessionDataMutex.withLock {
database.sessionDataQueries.count()
.executeAsOneOrNull()
?.toInt()
?: 0
}
}
override fun sessionsFlow(): Flow<List<SessionData>> {
return database.sessionDataQueries.selectAll()
.asFlow()

3
libraries/session-storage/impl/src/main/sqldelight/io/element/android/libraries/matrix/session/SessionData.sq
View File

@@ -47,6 +47,9 @@ SELECT * FROM SessionData ORDER BY lastUsageIndex DESC LIMIT 1;
selectAll:
SELECT * FROM SessionData ORDER BY lastUsageIndex DESC;
count:
SELECT count(*) FROM SessionData;
selectByUserId:
SELECT * FROM SessionData WHERE userId = ?;

6
libraries/session-storage/impl/src/test/kotlin/io/element/android/libraries/sessionstorage/impl/DatabaseSessionStoreTest.kt
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@@ -52,6 +52,7 @@ class DatabaseSessionStoreTest {
assertThat(database.sessionDataQueries.selectLatest().executeAsOneOrNull()).isEqualTo(aSessionData)
assertThat(database.sessionDataQueries.selectAll().executeAsList().size).isEqualTo(1)
assertThat(database.sessionDataQueries.count().executeAsOneOrNull()).isEqualTo(1)
}
@Test
@@ -109,6 +110,7 @@ class DatabaseSessionStoreTest {
assertThat(foundSession).isEqualTo(aSessionData)
assertThat(database.sessionDataQueries.selectAll().executeAsList().size).isEqualTo(2)
assertThat(database.sessionDataQueries.count().executeAsOneOrNull()).isEqualTo(2)
}
@Test
@@ -196,12 +198,16 @@ class DatabaseSessionStoreTest {
position = 1,
lastUsageIndex = 1,
)
assertThat(database.sessionDataQueries.count().executeAsOneOrNull()).isEqualTo(1)
databaseSessionStore.addSession(secondSessionData.toApiModel())
assertThat(awaitItem().size).isEqualTo(2)
assertThat(database.sessionDataQueries.count().executeAsOneOrNull()).isEqualTo(2)
databaseSessionStore.removeSession(aSessionData.userId)
assertThat(awaitItem().size).isEqualTo(1)
assertThat(database.sessionDataQueries.count().executeAsOneOrNull()).isEqualTo(1)
databaseSessionStore.removeSession(secondSessionData.userId)
assertThat(awaitItem()).isEmpty()
assertThat(database.sessionDataQueries.count().executeAsOneOrNull()).isEqualTo(0)
}
}

4
libraries/session-storage/test/src/main/kotlin/io/element/android/libraries/sessionstorage/test/InMemorySessionStore.kt
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@@ -67,6 +67,10 @@ class InMemorySessionStore(
return sessionDataListFlow.value
}
override suspend fun numberOfSessions(): Int {
return sessionDataListFlow.value.size
}
override suspend fun getLatestSession(): SessionData? {
return sessionDataListFlow.value.firstOrNull()
}