2019-01-18 10:12:08 +00:00
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/*
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2019-01-25 13:04:59 +00:00
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* Copyright 2019 New Vector Ltd
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2019-01-18 10:12:08 +00:00
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*
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2019-01-25 13:04:59 +00:00
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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2019-01-18 10:12:08 +00:00
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*
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2019-01-25 13:04:59 +00:00
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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2019-01-18 10:12:08 +00:00
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*/
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2018-10-29 13:57:36 +00:00
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package im.vector.matrix.android.internal.session.room
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import com.zhuinden.monarchy.Monarchy
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2018-12-18 11:13:46 +00:00
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import im.vector.matrix.android.api.auth.data.Credentials
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2018-10-29 13:57:36 +00:00
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import im.vector.matrix.android.api.session.events.model.EventType
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2018-12-18 11:13:46 +00:00
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import im.vector.matrix.android.api.session.events.model.toModel
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2018-10-29 13:57:36 +00:00
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import im.vector.matrix.android.api.session.room.Room
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import im.vector.matrix.android.api.session.room.model.MyMembership
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import im.vector.matrix.android.api.session.room.model.RoomAvatarContent
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import im.vector.matrix.android.internal.database.mapper.asDomain
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import im.vector.matrix.android.internal.database.model.EventEntity
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import im.vector.matrix.android.internal.database.query.last
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import im.vector.matrix.android.internal.database.query.where
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import im.vector.matrix.android.internal.session.room.members.RoomMembers
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internal class RoomAvatarResolver(private val monarchy: Monarchy,
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private val credentials: Credentials) {
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/**
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* Compute the room avatar url
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*
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* @return the room avatar url, can be a fallback to a room member avatar or null
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*/
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fun resolve(room: Room): String? {
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var res: String? = null
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monarchy.doWithRealm { realm ->
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val roomName = EventEntity.where(realm, room.roomId, EventType.STATE_ROOM_AVATAR).last()?.asDomain()
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res = roomName?.content.toModel<RoomAvatarContent>()?.avatarUrl
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2018-10-29 13:57:36 +00:00
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if (!res.isNullOrEmpty()) {
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return@doWithRealm
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}
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val roomMembers = RoomMembers(realm, room.roomId)
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val members = roomMembers.getLoaded()
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if (room.myMembership == MyMembership.INVITED) {
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if (members.size == 1) {
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res = members.entries.first().value.avatarUrl
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} else if (members.size > 1) {
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val firstOtherMember = members.filterKeys { it != credentials.userId }.values.firstOrNull()
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res = firstOtherMember?.avatarUrl
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}
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} else {
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// detect if it is a room with no more than 2 members (i.e. an alone or a 1:1 chat)
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if (roomMembers.getNumberOfJoinedMembers() == 1 && members.isNotEmpty()) {
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res = members.entries.first().value.avatarUrl
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} else if (roomMembers.getNumberOfMembers() == 2 && members.size > 1) {
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val firstOtherMember = members.filterKeys { it != credentials.userId }.values.firstOrNull()
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res = firstOtherMember?.avatarUrl
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}
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}
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}
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return res
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}
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}
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