/*
* Copyright 2023 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.crypto

import org.matrix.android.sdk.api.util.toBase64NoPadding
import org.matrix.android.sdk.internal.database.RealmKeysUtils
import org.matrix.android.sdk.internal.di.UserMd5
import org.matrix.android.sdk.internal.session.SessionScope
import javax.inject.Inject

@SessionScope
internal class RustEncryptionConfiguration @Inject constructor(
        @UserMd5 private val userMd5: String,
        private val realmKeyUtil: RealmKeysUtils,
) {

    fun getDatabasePassphrase(): String {
        // let's reuse the code for realm that creates a random 64 bytes array.
        return realmKeyUtil.getRealmEncryptionKey("crypto_module_rust_$userMd5").toBase64NoPadding()
    }
}
