CommandLineToolkit

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/*
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 * Copyright (c) Avito Tech LLC
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 */
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import Foundation
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import FileSystem
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import PathLib
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import Tmp
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public protocol ChildProcessLogsContainerProvider {
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    func paths(subprocessName: String) throws -> (stdout: AbsolutePath, stderr: AbsolutePath)
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}
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public final class ChildProcessLogsContainerProviderImpl: ChildProcessLogsContainerProvider {
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    private let fileSystem: FileSystem
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    private let mainContainerPath: AbsolutePath
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    public init(
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        fileSystem: FileSystem,
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        mainContainerPath: AbsolutePath
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    ) {
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        self.fileSystem = fileSystem
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        self.mainContainerPath = mainContainerPath
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    }
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    public func paths(subprocessName: String) throws -> (stdout: AbsolutePath, stderr: AbsolutePath) {
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        let subprocessSpecificContainer = mainContainerPath.appending(
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            components: ["subprocesses", subprocessName]
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        )
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        let processContainer = try TemporaryFolder(
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            containerPath: subprocessSpecificContainer,
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            prefix: subprocessName,
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            deleteOnDealloc: false
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        ).absolutePath
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        let stdoutPath = processContainer.appending("stdout.log")
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        let stderrPath = processContainer.appending("stderr.log")
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        try fileSystem.createDirectory(path: processContainer, withIntermediateDirectories: true)
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        try fileSystem.createFile(path: stdoutPath, data: nil)
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        try fileSystem.createFile(path: stderrPath, data: nil)
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        return (stdout: stdoutPath, stderr: stderrPath)
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    }
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}
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