// 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

/// Authentication information required for API calls.
public struct ApiAuthentication: Codable, Equatable, GoogleCloudWkt._AnyPackable,
  Sendable
{
  /// The auth configuration.
  public var authConfig: OneOf_AuthConfig? = nil

  /// Initialize a new instance of `ApiAuthentication`.
  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 = ApiAuthentication().with { $0.apiKeyConfig = ... }
  /// ```
  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 apiKeyConfig = "apiKeyConfig"
    case oauthConfig = "oauthConfig"
    case serviceAgentIdTokenAuthConfig = "serviceAgentIdTokenAuthConfig"
    case serviceAccountAuthConfig = "serviceAccountAuthConfig"
    case bearerTokenConfig = "bearerTokenConfig"
  }

  public init(from decoder: Decoder) throws {
    let container = try decoder.container(keyedBy: CodingKeys.self)

    var authConfig: OneOf_AuthConfig? = nil
    let authConfigCheckAndSet = {
      if authConfig != nil {
        throw DecodingError.dataCorrupted(
          DecodingError.Context(
            codingPath: decoder.codingPath,
            debugDescription: "Multiple values set for oneof 'authConfig'"))
      }
      authConfig = $0
    }
    if let apiKeyConfig = try container.decodeIfPresent(ApiKeyConfig?.self, forKey: .apiKeyConfig) {
      try authConfigCheckAndSet(.apiKeyConfig(apiKeyConfig))
    }
    if let oauthConfig = try container.decodeIfPresent(OAuthConfig?.self, forKey: .oauthConfig) {
      try authConfigCheckAndSet(.oauthConfig(oauthConfig))
    }
    if let serviceAgentIdTokenAuthConfig = try container.decodeIfPresent(
      ServiceAgentIdTokenAuthConfig?.self, forKey: .serviceAgentIdTokenAuthConfig)
    {
      try authConfigCheckAndSet(.serviceAgentIdTokenAuthConfig(serviceAgentIdTokenAuthConfig))
    }
    if let serviceAccountAuthConfig = try container.decodeIfPresent(
      ServiceAccountAuthConfig?.self, forKey: .serviceAccountAuthConfig)
    {
      try authConfigCheckAndSet(.serviceAccountAuthConfig(serviceAccountAuthConfig))
    }
    if let bearerTokenConfig = try container.decodeIfPresent(
      BearerTokenConfig?.self, forKey: .bearerTokenConfig)
    {
      try authConfigCheckAndSet(.bearerTokenConfig(bearerTokenConfig))
    }
    self.authConfig = authConfig
  }

  public func encode(to encoder: Encoder) throws {
    var container = encoder.container(keyedBy: CodingKeys.self)

    if let choice = self.authConfig {
      switch choice {
      case .apiKeyConfig(let value):
        try container.encode(value, forKey: .apiKeyConfig)
      case .oauthConfig(let value):
        try container.encode(value, forKey: .oauthConfig)
      case .serviceAgentIdTokenAuthConfig(let value):
        try container.encode(value, forKey: .serviceAgentIdTokenAuthConfig)
      case .serviceAccountAuthConfig(let value):
        try container.encode(value, forKey: .serviceAccountAuthConfig)
      case .bearerTokenConfig(let value):
        try container.encode(value, forKey: .bearerTokenConfig)
      }
    }
  }

  /// The auth configuration.
  public enum OneOf_AuthConfig: Codable, Equatable, Sendable {
    /// Optional. Config for API key auth.
    indirect case apiKeyConfig(ApiKeyConfig?)
    /// Optional. Config for OAuth.
    indirect case oauthConfig(OAuthConfig?)
    /// Optional. Config for ID token auth generated from CES service agent.
    indirect case serviceAgentIdTokenAuthConfig(ServiceAgentIdTokenAuthConfig?)
    /// Optional. Config for service account authentication.
    indirect case serviceAccountAuthConfig(ServiceAccountAuthConfig?)
    /// Optional. Config for bearer token auth.
    indirect case bearerTokenConfig(BearerTokenConfig?)
  }

  public static var _anyTypeUrl: Swift.String {
    return "type.googleapis.com/google.cloud.ces.v1.ApiAuthentication"
  }
  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)
  }
}
