// Code generated by sidekick. DO NOT EDIT.
//
// Copyright 2026 Google LLC
//
// 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
//
//     https://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.

import Foundation
import GoogleCloudWkt

/// Common configurations for an ExecStep.
public struct ExecStepConfig: Codable, Equatable, GoogleCloudWkt._AnyPackable,
  Sendable
{
  /// Defaults to [0]. A list of possible return values that the
  /// execution can return to indicate a success.
  public var allowedSuccessCodes: [Swift.Int32] = []

  /// The script interpreter to use to run the script. If no interpreter is
  /// specified the script will be executed directly, which will likely
  /// only succeed for scripts with [shebang lines]
  /// (https://en.wikipedia.org/wiki/Shebang_\(Unix\)).
  public var interpreter: ExecStepConfig.Interpreter = ExecStepConfig.Interpreter()

  /// Location of the executable.
  public var executable: OneOf_Executable? = nil

  /// Initialize a new instance of `ExecStepConfig`.
  public init() {}

  /// Use `config` to return a new instance of this object, with some fields updated.
  ///
  /// Commonly used to initialize the value, for example:
  ///
  /// ```
  /// let value = ExecStepConfig().with { $0.localPath = ... }
  /// ```
  public func with(_ config: (inout Self) throws -> Swift.Void) rethrows -> Self {
    var copy = self
    try config(&copy)
    return copy
  }

  private enum CodingKeys: Swift.String, CodingKey {
    case localPath = "localPath"
    case gcsObject = "gcsObject"
    case allowedSuccessCodes = "allowedSuccessCodes"
    case interpreter = "interpreter"
  }

  public init(from decoder: Decoder) throws {
    let container = try decoder.container(keyedBy: CodingKeys.self)
    self.allowedSuccessCodes = try container.decode(
      [Swift.Int32].self, forKey: .allowedSuccessCodes)
    self.interpreter = try container.decode(ExecStepConfig.Interpreter.self, forKey: .interpreter)

    var executable: OneOf_Executable? = nil
    let executableCheckAndSet = {
      if executable != nil {
        throw DecodingError.dataCorrupted(
          DecodingError.Context(
            codingPath: decoder.codingPath,
            debugDescription: "Multiple values set for oneof 'executable'"))
      }
      executable = $0
    }
    if let localPath = try container.decodeIfPresent(Swift.String.self, forKey: .localPath) {
      try executableCheckAndSet(.localPath(localPath))
    }
    if let gcsObject = try container.decodeIfPresent(GcsObject?.self, forKey: .gcsObject) {
      try executableCheckAndSet(.gcsObject(gcsObject))
    }
    self.executable = executable
  }

  public func encode(to encoder: Encoder) throws {
    var container = encoder.container(keyedBy: CodingKeys.self)
    try container.encode(self.allowedSuccessCodes, forKey: .allowedSuccessCodes)
    try container.encode(self.interpreter, forKey: .interpreter)

    if let choice = self.executable {
      switch choice {
      case .localPath(let value):
        try container.encode(value, forKey: .localPath)
      case .gcsObject(let value):
        try container.encode(value, forKey: .gcsObject)
      }
    }
  }

  /// The interpreter used to execute the a file.
  public enum Interpreter: Codable, Equatable, Sendable {
    /// Invalid for a Windows ExecStepConfig. For a Linux ExecStepConfig, the
    /// interpreter will be parsed from the shebang line of the script if
    /// unspecified.
    case unspecified
    /// Indicates that the script is run with `/bin/sh` on Linux and `cmd`
    /// on Windows.
    case shell
    /// Indicates that the file is run with PowerShell flags
    /// `-NonInteractive`, `-NoProfile`, and `-ExecutionPolicy Bypass`.
    case powershell
    /// Encodes an unknown integer value.
    ///
    /// The most common cause for an unknown values is for the service to send
    /// a value unknown to the library. We recommend you update your library to
    /// the latest version.
    case unknownIntValue(Int)
    /// Encodes an unknown string value.
    ///
    /// The most common cause for an unknown values is for the service to send
    /// a value unknown to the library. We recommend you update your library to
    /// the latest version.
    case unknownStringValue(String)

    public init() {
      self = .unspecified
    }

    /// Returns the integer value associated with the enumeration.
    ///
    /// If the enumeration was initialized with an unknown string value, this returns `nil`.
    public var intValue: Int? {
      switch self {
      case .unspecified: return 0
      case .shell: return 1
      case .powershell: return 2
      case .unknownIntValue(let v): return v
      case .unknownStringValue: return nil
      }
    }

    /// Returns the string value (or name) associated with the enumeration.
    ///
    /// If the enumeration was initialized with an unknown integer value, this returns `nil`.
    public var stringValue: Swift.String? {
      switch self {
      case .unspecified: return "INTERPRETER_UNSPECIFIED"
      case .shell: return "SHELL"
      case .powershell: return "POWERSHELL"
      case .unknownIntValue: return nil
      case .unknownStringValue(let v): return v
      }
    }

    /// Initialize from a string value.
    ///
    /// If the value is unknown, this initializes to [`unknownStringValue`](doc:Interpreter/unknownStringValue(_:)).
    public init(stringValue: Swift.String) {
      switch stringValue {
      case "INTERPRETER_UNSPECIFIED": self = .unspecified
      case "SHELL": self = .shell
      case "POWERSHELL": self = .powershell
      default: self = .unknownStringValue(stringValue)
      }
    }

    /// Initialize from an integer value.
    ///
    /// If the value is unknown, this initializes to [`unknownIntValue`](doc:Interpreter/unknownIntValue(_:)).
    public init(intValue: Int) {
      switch intValue {
      case 0: self = .unspecified
      case 1: self = .shell
      case 2: self = .powershell
      default: self = .unknownIntValue(intValue)
      }
    }

    public init(from decoder: Decoder) throws {
      let container = try decoder.singleValueContainer()
      if let v = try? container.decode(Int.self) {
        self.init(intValue: v)
        return
      }
      if let s = try? container.decode(String.self) {
        if let v = Int(s) {
          self.init(intValue: v)
        } else {
          self.init(stringValue: s)
        }
        return
      }
      throw DecodingError.dataCorruptedError(
        in: container, debugDescription: "Expected enum value, must be integer or string.")
    }

    public func encode(to encoder: Encoder) throws {
      var container = encoder.singleValueContainer()
      switch self {
      case .unspecified: return try container.encode(0)
      case .shell: return try container.encode(1)
      case .powershell: return try container.encode(2)
      case .unknownIntValue(let v): return try container.encode(v)
      case .unknownStringValue(let v): return try container.encode(v)
      }
    }
  }

  /// Location of the executable.
  public enum OneOf_Executable: Codable, Equatable, Sendable {
    /// An absolute path to the executable on the VM.
    case localPath(Swift.String)
    /// A Cloud Storage object containing the executable.
    indirect case gcsObject(GcsObject?)
  }

  public static var _anyTypeUrl: Swift.String {
    return "type.googleapis.com/google.cloud.osconfig.v1.ExecStepConfig"
  }
  public init(fromAny any: GoogleCloudWkt.`Any`) throws {
    self = try GoogleCloudWkt._slowAnyDeserialize(Self.self, from: any)
  }
  public func _pack() throws -> GoogleCloudWkt.Struct {
    return try GoogleCloudWkt._slowAnySerialize(message: self)
  }
}
