// 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.

#if ConversationProfiles || Conversations || Environments || Participants || Sessions
  import Foundation
  import GoogleCloudWkt

  /// Configuration of how speech should be synthesized.
  public struct SynthesizeSpeechConfig: Codable, Equatable, GoogleCloudWkt._AnyPackable,
    Sendable
  {
    /// Optional. Speaking rate/speed, in the range [0.25, 4.0]. 1.0 is the normal
    /// native speed supported by the specific voice. 2.0 is twice as fast, and 0.5
    /// is half as fast. If unset(0.0), defaults to the native 1.0 speed. Any other
    /// values < 0.25 or > 4.0 will return an error.
    public var speakingRate: Swift.Double = Swift.Double()

    /// Optional. Speaking pitch, in the range [-20.0, 20.0]. 20 means increase 20
    /// semitones from the original pitch. -20 means decrease 20 semitones from the
    /// original pitch.
    public var pitch: Swift.Double = Swift.Double()

    /// Optional. Volume gain (in dB) of the normal native volume supported by the
    /// specific voice, in the range [-96.0, 16.0]. If unset, or set to a value of
    /// 0.0 (dB), will play at normal native signal amplitude. A value of -6.0 (dB)
    /// will play at approximately half the amplitude of the normal native signal
    /// amplitude. A value of +6.0 (dB) will play at approximately twice the
    /// amplitude of the normal native signal amplitude. We strongly recommend not
    /// to exceed +10 (dB) as there's usually no effective increase in loudness for
    /// any value greater than that.
    public var volumeGainDb: Swift.Double = Swift.Double()

    /// Optional. An identifier which selects 'audio effects' profiles that are
    /// applied on (post synthesized) text to speech. Effects are applied on top of
    /// each other in the order they are given.
    public var effectsProfileId: [Swift.String] = []

    /// Optional. The desired voice of the synthesized audio.
    public var voice: VoiceSelectionParams? = nil

    /// Optional. The custom pronunciations for the synthesized audio.
    public var pronunciations: [CustomPronunciationParams] = []

    /// Initialize a new instance of `SynthesizeSpeechConfig`.
    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 = SynthesizeSpeechConfig().with { $0.speakingRate = ... }
    /// ```
    public func with(_ config: (inout Self) throws -> Swift.Void) rethrows -> Self {
      var copy = self
      try config(&copy)
      return copy
    }

    public static var _anyTypeUrl: Swift.String {
      return "type.googleapis.com/google.cloud.dialogflow.v2.SynthesizeSpeechConfig"
    }
    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)
    }
  }
#endif
