Process state event in timeline - WIP

libraries/eventformatter/impl/src/main/kotlin/io/element/android/libraries/eventformatter/impl/DefaultTimelineEventFormatter.kt

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+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * 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 io.element.android.libraries.eventformatter.impl
+
+import com.squareup.anvil.annotations.ContributesBinding
+import io.element.android.libraries.di.SessionScope
+import io.element.android.libraries.eventformatter.api.RoomLastMessageFormatter
+import io.element.android.libraries.eventformatter.api.TimelineEventFormatter
+import io.element.android.libraries.matrix.api.timeline.item.event.EventTimelineItem
+import javax.inject.Inject
+
+/**
+ * For now use the same formatter than for the room list using [RoomLastMessageFormatter].
+ * We will change this if we want to have a different rendering in the timeline.
+ */
+@ContributesBinding(SessionScope::class)
+class DefaultTimelineEventFormatter @Inject constructor(
+    private val roomLastMessageFormatter: RoomLastMessageFormatter,
+) : TimelineEventFormatter {
+
+    override fun format(event: EventTimelineItem): CharSequence? {
+        return roomLastMessageFormatter.format(
+            event,
+            /* We do not want to distinguish DM and room here */
+            isDmRoom = false,
+        )
+    }
+}