Add helper functions to delete user and room account data.

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/database/model/RoomAccountDataEntity.kt

@@ -24,4 +24,7 @@ import io.realm.annotations.RealmClass
 internal open class RoomAccountDataEntity(
         @Index var type: String? = null,
         var contentStr: String? = null
-) : RealmObject()
+) : RealmObject() {
+
+    companion object
+}

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/database/query/RoomAccountDataEntityQueries.kt

@@ -0,0 +1,33 @@
+/*
+ * Copyright 2022 The Matrix.org Foundation C.I.C.
+ *
+ * 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 org.matrix.android.sdk.internal.database.query
+
+import io.realm.Realm
+import io.realm.kotlin.where
+import org.matrix.android.sdk.internal.database.model.RoomAccountDataEntity
+import org.matrix.android.sdk.internal.database.model.RoomAccountDataEntityFields
+
+/**
+ * Delete an account_data event.
+ */
+internal fun RoomAccountDataEntity.Companion.delete(realm: Realm, type: String) {
+    realm
+            .where<RoomAccountDataEntity>()
+            .equalTo(RoomAccountDataEntityFields.TYPE, type)
+            .findFirst()
+            ?.deleteFromRealm()
+}

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/database/query/UserAccountDataEntityQueries.kt

@@ -0,0 +1,33 @@
+/*
+ * Copyright 2022 The Matrix.org Foundation C.I.C.
+ *
+ * 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 org.matrix.android.sdk.internal.database.query
+
+import io.realm.Realm
+import io.realm.kotlin.where
+import org.matrix.android.sdk.internal.database.model.UserAccountDataEntity
+import org.matrix.android.sdk.internal.database.model.UserAccountDataEntityFields
+
+/**
+ * Delete an account_data event.
+ */
+internal fun UserAccountDataEntity.Companion.delete(realm: Realm, type: String) {
+    realm
+            .where<UserAccountDataEntity>()
+            .equalTo(UserAccountDataEntityFields.TYPE, type)
+            .findFirst()
+            ?.deleteFromRealm()
+}