ganfra
10 months ago
3 changed files with 57 additions and 16 deletions
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/* |
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* Copyright (c) 2023 New Vector Ltd |
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* |
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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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* |
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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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*/ |
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package io.element.android.libraries.matrix.api.room |
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import io.element.android.libraries.matrix.api.MatrixClient |
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import io.element.android.libraries.matrix.api.core.RoomId |
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import io.element.android.libraries.matrix.api.user.MatrixUser |
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/** |
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* Try to find an existing DM with the given user, or create one if none exists. |
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*/ |
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suspend fun MatrixClient.startDM(matrixUser: MatrixUser): StartDMResult { |
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val existingRoomId = findDM(matrixUser.userId)?.use { existingDM -> |
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existingDM.roomId |
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} |
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return if (existingRoomId != null) { |
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StartDMResult.Success(existingRoomId, isNew = false) |
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} else { |
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createDM(matrixUser.userId).fold( |
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{ StartDMResult.Success(it, isNew = true) }, |
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{ StartDMResult.Failure(it.localizedMessage) } |
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) |
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} |
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} |
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sealed interface StartDMResult { |
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data class Success(val roomId: RoomId, val isNew: Boolean) : StartDMResult |
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data class Failure(override val message: String?) : StartDMResult, Exception(message) |
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} |
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