sdk/src/main/kotlin/org/apache/amaterasu/sdk/frameworks/RunnerSetupProvider.kt

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.amaterasu.sdk.frameworks

import org.apache.amaterasu.common.dataobjects.ActionData
import org.apache.amaterasu.common.logging.Logging
import java.nio.file.Files
import java.nio.file.Paths
import java.nio.file.StandardCopyOption

abstract class RunnerSetupProvider : Logging() {

    private val actionFiles = arrayOf("env.yaml", "runtime.yaml", "datastores.yaml")

    abstract val runnerResources: Array<String>

    abstract fun getCommand(jobId: String, actionData: ActionData, env: String, executorId: String, callbackAddress: String): String

    protected fun getDownloadableActionSrcPath(jobId: String, actionData: ActionData): String {
        return "$jobId/${actionData.name}/${actionData.src}"
    }

    open fun getActionUserResources(jobId: String, actionData: ActionData): Array<String> {
        val downloadableActionSrcPath = getDownloadableActionSrcPath(jobId, actionData)
        val actionSrcDistPath = "dist/$downloadableActionSrcPath"
        Files.copy(Paths.get("repo/src/${actionData.src}"), Paths.get(actionSrcDistPath), StandardCopyOption.REPLACE_EXISTING)
        return arrayOf(downloadableActionSrcPath)
    }

    fun getActionResources(jobId: String, actionData: ActionData): Array<String> =
            actionFiles.map { f -> "$jobId/${actionData.name}/$f" }.toTypedArray() +
                    getActionUserResources(jobId, actionData)

    abstract fun getActionDependencies(jobId: String, actionData: ActionData): Array<String>

    /**
     * Legacy parameter, to be deprecated!
     * Defines whether the runner has a mesos executor dedicated to it or not.
     * New runners should have this parameter set to false.
     */
    abstract val hasExecutor: Boolean
       get
}