// =================================================================
//
//                           * WARNING *
//
//                    This file is generated!
//
//  Changes made to this file will be overwritten. If changes are
//  required to the generated code, the service_crategen project
//  must be updated to generate the changes.
//
// =================================================================

use std::error::Error;
use std::fmt;
use std::io;

#[allow(warnings)]
use futures::future;
use futures::Future;
use rusoto_core::region;
use rusoto_core::request::{BufferedHttpResponse, DispatchSignedRequest};
use rusoto_core::{Client, RusotoFuture};

use rusoto_core::credential::{CredentialsError, ProvideAwsCredentials};
use rusoto_core::request::HttpDispatchError;

use rusoto_core::param::{Params, ServiceParams};
use rusoto_core::signature::SignedRequest;
use serde_json;
use serde_json::from_slice;
use serde_json::Value as SerdeJsonValue;
#[derive(Default, Debug, Clone, PartialEq, Serialize)]
pub struct DeleteLexiconInput {
    /// <p>The name of the lexicon to delete. Must be an existing lexicon in the region.</p>
    #[serde(rename = "Name")]
    pub name: String,
}

#[derive(Default, Debug, Clone, PartialEq, Deserialize)]
#[cfg_attr(test, derive(Serialize))]
pub struct DeleteLexiconOutput {}

#[derive(Default, Debug, Clone, PartialEq, Serialize)]
pub struct DescribeVoicesInput {
    /// <p> The language identification tag (ISO 639 code for the language name-ISO 3166 country code) for filtering the list of voices returned. If you don't specify this optional parameter, all available voices are returned. </p>
    #[serde(rename = "LanguageCode")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub language_code: Option<String>,
    /// <p>An opaque pagination token returned from the previous <code>DescribeVoices</code> operation. If present, this indicates where to continue the listing.</p>
    #[serde(rename = "NextToken")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub next_token: Option<String>,
}

#[derive(Default, Debug, Clone, PartialEq, Deserialize)]
#[cfg_attr(test, derive(Serialize))]
pub struct DescribeVoicesOutput {
    /// <p>The pagination token to use in the next request to continue the listing of voices. <code>NextToken</code> is returned only if the response is truncated.</p>
    #[serde(rename = "NextToken")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub next_token: Option<String>,
    /// <p>A list of voices with their properties.</p>
    #[serde(rename = "Voices")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub voices: Option<Vec<Voice>>,
}

#[derive(Default, Debug, Clone, PartialEq, Serialize)]
pub struct GetLexiconInput {
    /// <p>Name of the lexicon.</p>
    #[serde(rename = "Name")]
    pub name: String,
}

#[derive(Default, Debug, Clone, PartialEq, Deserialize)]
#[cfg_attr(test, derive(Serialize))]
pub struct GetLexiconOutput {
    /// <p>Lexicon object that provides name and the string content of the lexicon. </p>
    #[serde(rename = "Lexicon")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub lexicon: Option<Lexicon>,
    /// <p>Metadata of the lexicon, including phonetic alphabetic used, language code, lexicon ARN, number of lexemes defined in the lexicon, and size of lexicon in bytes.</p>
    #[serde(rename = "LexiconAttributes")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub lexicon_attributes: Option<LexiconAttributes>,
}

#[derive(Default, Debug, Clone, PartialEq, Serialize)]
pub struct GetSpeechSynthesisTaskInput {
    /// <p>The Amazon Polly generated identifier for a speech synthesis task.</p>
    #[serde(rename = "TaskId")]
    pub task_id: String,
}

#[derive(Default, Debug, Clone, PartialEq, Deserialize)]
#[cfg_attr(test, derive(Serialize))]
pub struct GetSpeechSynthesisTaskOutput {
    /// <p>SynthesisTask object that provides information from the requested task, including output format, creation time, task status, and so on.</p>
    #[serde(rename = "SynthesisTask")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub synthesis_task: Option<SynthesisTask>,
}

/// <p>Provides lexicon name and lexicon content in string format. For more information, see <a href="https://www.w3.org/TR/pronunciation-lexicon/">Pronunciation Lexicon Specification (PLS) Version 1.0</a>.</p>
#[derive(Default, Debug, Clone, PartialEq, Deserialize)]
#[cfg_attr(test, derive(Serialize))]
pub struct Lexicon {
    /// <p>Lexicon content in string format. The content of a lexicon must be in PLS format.</p>
    #[serde(rename = "Content")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub content: Option<String>,
    /// <p>Name of the lexicon.</p>
    #[serde(rename = "Name")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub name: Option<String>,
}

/// <p>Contains metadata describing the lexicon such as the number of lexemes, language code, and so on. For more information, see <a href="http://docs.aws.amazon.com/polly/latest/dg/managing-lexicons.html">Managing Lexicons</a>.</p>
#[derive(Default, Debug, Clone, PartialEq, Deserialize)]
#[cfg_attr(test, derive(Serialize))]
pub struct LexiconAttributes {
    /// <p>Phonetic alphabet used in the lexicon. Valid values are <code>ipa</code> and <code>x-sampa</code>.</p>
    #[serde(rename = "Alphabet")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub alphabet: Option<String>,
    /// <p>Language code that the lexicon applies to. A lexicon with a language code such as "en" would be applied to all English languages (en-GB, en-US, en-AUS, en-WLS, and so on.</p>
    #[serde(rename = "LanguageCode")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub language_code: Option<String>,
    /// <p>Date lexicon was last modified (a timestamp value).</p>
    #[serde(rename = "LastModified")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub last_modified: Option<f64>,
    /// <p>Number of lexemes in the lexicon.</p>
    #[serde(rename = "LexemesCount")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub lexemes_count: Option<i64>,
    /// <p>Amazon Resource Name (ARN) of the lexicon.</p>
    #[serde(rename = "LexiconArn")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub lexicon_arn: Option<String>,
    /// <p>Total size of the lexicon, in characters.</p>
    #[serde(rename = "Size")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub size: Option<i64>,
}

/// <p>Describes the content of the lexicon.</p>
#[derive(Default, Debug, Clone, PartialEq, Deserialize)]
#[cfg_attr(test, derive(Serialize))]
pub struct LexiconDescription {
    /// <p>Provides lexicon metadata.</p>
    #[serde(rename = "Attributes")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub attributes: Option<LexiconAttributes>,
    /// <p>Name of the lexicon.</p>
    #[serde(rename = "Name")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub name: Option<String>,
}

#[derive(Default, Debug, Clone, PartialEq, Serialize)]
pub struct ListLexiconsInput {
    /// <p>An opaque pagination token returned from previous <code>ListLexicons</code> operation. If present, indicates where to continue the list of lexicons.</p>
    #[serde(rename = "NextToken")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub next_token: Option<String>,
}

#[derive(Default, Debug, Clone, PartialEq, Deserialize)]
#[cfg_attr(test, derive(Serialize))]
pub struct ListLexiconsOutput {
    /// <p>A list of lexicon names and attributes.</p>
    #[serde(rename = "Lexicons")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub lexicons: Option<Vec<LexiconDescription>>,
    /// <p>The pagination token to use in the next request to continue the listing of lexicons. <code>NextToken</code> is returned only if the response is truncated.</p>
    #[serde(rename = "NextToken")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub next_token: Option<String>,
}

#[derive(Default, Debug, Clone, PartialEq, Serialize)]
pub struct ListSpeechSynthesisTasksInput {
    /// <p>Maximum number of speech synthesis tasks returned in a List operation.</p>
    #[serde(rename = "MaxResults")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub max_results: Option<i64>,
    /// <p>The pagination token to use in the next request to continue the listing of speech synthesis tasks. </p>
    #[serde(rename = "NextToken")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub next_token: Option<String>,
    /// <p>Status of the speech synthesis tasks returned in a List operation</p>
    #[serde(rename = "Status")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub status: Option<String>,
}

#[derive(Default, Debug, Clone, PartialEq, Deserialize)]
#[cfg_attr(test, derive(Serialize))]
pub struct ListSpeechSynthesisTasksOutput {
    /// <p>An opaque pagination token returned from the previous List operation in this request. If present, this indicates where to continue the listing.</p>
    #[serde(rename = "NextToken")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub next_token: Option<String>,
    /// <p>SynthesisTask object that provides information from the specified task in the list request, including output format, creation time, task status, and so on.</p>
    #[serde(rename = "SynthesisTasks")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub synthesis_tasks: Option<Vec<SynthesisTask>>,
}

#[derive(Default, Debug, Clone, PartialEq, Serialize)]
pub struct PutLexiconInput {
    /// <p>Content of the PLS lexicon as string data.</p>
    #[serde(rename = "Content")]
    pub content: String,
    /// <p>Name of the lexicon. The name must follow the regular express format [0-9A-Za-z]{1,20}. That is, the name is a case-sensitive alphanumeric string up to 20 characters long. </p>
    #[serde(rename = "Name")]
    pub name: String,
}

#[derive(Default, Debug, Clone, PartialEq, Deserialize)]
#[cfg_attr(test, derive(Serialize))]
pub struct PutLexiconOutput {}

#[derive(Default, Debug, Clone, PartialEq, Serialize)]
pub struct StartSpeechSynthesisTaskInput {
    /// <p>List of one or more pronunciation lexicon names you want the service to apply during synthesis. Lexicons are applied only if the language of the lexicon is the same as the language of the voice. </p>
    #[serde(rename = "LexiconNames")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub lexicon_names: Option<Vec<String>>,
    /// <p>The format in which the returned output will be encoded. For audio stream, this will be mp3, ogg_vorbis, or pcm. For speech marks, this will be json. </p>
    #[serde(rename = "OutputFormat")]
    pub output_format: String,
    /// <p>Amazon S3 bucket name to which the output file will be saved.</p>
    #[serde(rename = "OutputS3BucketName")]
    pub output_s3_bucket_name: String,
    /// <p>The Amazon S3 Key prefix for the output speech file.</p>
    #[serde(rename = "OutputS3KeyPrefix")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub output_s3_key_prefix: Option<String>,
    /// <p>The audio frequency specified in Hz.</p> <p>The valid values for mp3 and ogg_vorbis are "8000", "16000", and "22050". The default value is "22050".</p> <p>Valid values for pcm are "8000" and "16000" The default value is "16000". </p>
    #[serde(rename = "SampleRate")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub sample_rate: Option<String>,
    /// <p>ARN for the SNS topic optionally used for providing status notification for a speech synthesis task.</p>
    #[serde(rename = "SnsTopicArn")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub sns_topic_arn: Option<String>,
    /// <p>The type of speech marks returned for the input text.</p>
    #[serde(rename = "SpeechMarkTypes")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub speech_mark_types: Option<Vec<String>>,
    /// <p>The input text to synthesize. If you specify ssml as the TextType, follow the SSML format for the input text. </p>
    #[serde(rename = "Text")]
    pub text: String,
    /// <p>Specifies whether the input text is plain text or SSML. The default value is plain text. </p>
    #[serde(rename = "TextType")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub text_type: Option<String>,
    /// <p>Voice ID to use for the synthesis. </p>
    #[serde(rename = "VoiceId")]
    pub voice_id: String,
}

#[derive(Default, Debug, Clone, PartialEq, Deserialize)]
#[cfg_attr(test, derive(Serialize))]
pub struct StartSpeechSynthesisTaskOutput {
    /// <p>SynthesisTask object that provides information and attributes about a newly submitted speech synthesis task.</p>
    #[serde(rename = "SynthesisTask")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub synthesis_task: Option<SynthesisTask>,
}

/// <p>SynthesisTask object that provides information about a speech synthesis task.</p>
#[derive(Default, Debug, Clone, PartialEq, Deserialize)]
#[cfg_attr(test, derive(Serialize))]
pub struct SynthesisTask {
    /// <p>Timestamp for the time the synthesis task was started.</p>
    #[serde(rename = "CreationTime")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub creation_time: Option<f64>,
    /// <p>List of one or more pronunciation lexicon names you want the service to apply during synthesis. Lexicons are applied only if the language of the lexicon is the same as the language of the voice. </p>
    #[serde(rename = "LexiconNames")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub lexicon_names: Option<Vec<String>>,
    /// <p>The format in which the returned output will be encoded. For audio stream, this will be mp3, ogg_vorbis, or pcm. For speech marks, this will be json. </p>
    #[serde(rename = "OutputFormat")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub output_format: Option<String>,
    /// <p>Pathway for the output speech file.</p>
    #[serde(rename = "OutputUri")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub output_uri: Option<String>,
    /// <p>Number of billable characters synthesized.</p>
    #[serde(rename = "RequestCharacters")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub request_characters: Option<i64>,
    /// <p>The audio frequency specified in Hz.</p> <p>The valid values for mp3 and ogg_vorbis are "8000", "16000", and "22050". The default value is "22050".</p> <p>Valid values for pcm are "8000" and "16000" The default value is "16000". </p>
    #[serde(rename = "SampleRate")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub sample_rate: Option<String>,
    /// <p>ARN for the SNS topic optionally used for providing status notification for a speech synthesis task.</p>
    #[serde(rename = "SnsTopicArn")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub sns_topic_arn: Option<String>,
    /// <p>The type of speech marks returned for the input text.</p>
    #[serde(rename = "SpeechMarkTypes")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub speech_mark_types: Option<Vec<String>>,
    /// <p>The Amazon Polly generated identifier for a speech synthesis task.</p>
    #[serde(rename = "TaskId")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub task_id: Option<String>,
    /// <p>Current status of the individual speech synthesis task.</p>
    #[serde(rename = "TaskStatus")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub task_status: Option<String>,
    /// <p>Reason for the current status of a specific speech synthesis task, including errors if the task has failed.</p>
    #[serde(rename = "TaskStatusReason")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub task_status_reason: Option<String>,
    /// <p>Specifies whether the input text is plain text or SSML. The default value is plain text. </p>
    #[serde(rename = "TextType")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub text_type: Option<String>,
    /// <p>Voice ID to use for the synthesis. </p>
    #[serde(rename = "VoiceId")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub voice_id: Option<String>,
}

#[derive(Default, Debug, Clone, PartialEq, Serialize)]
pub struct SynthesizeSpeechInput {
    /// <p>List of one or more pronunciation lexicon names you want the service to apply during synthesis. Lexicons are applied only if the language of the lexicon is the same as the language of the voice. For information about storing lexicons, see <a href="http://docs.aws.amazon.com/polly/latest/dg/API_PutLexicon.html">PutLexicon</a>.</p>
    #[serde(rename = "LexiconNames")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub lexicon_names: Option<Vec<String>>,
    /// <p> The format in which the returned output will be encoded. For audio stream, this will be mp3, ogg_vorbis, or pcm. For speech marks, this will be json. </p>
    #[serde(rename = "OutputFormat")]
    pub output_format: String,
    /// <p> The audio frequency specified in Hz. </p> <p>The valid values for <code>mp3</code> and <code>ogg_vorbis</code> are "8000", "16000", and "22050". The default value is "22050". </p> <p> Valid values for <code>pcm</code> are "8000" and "16000" The default value is "16000". </p>
    #[serde(rename = "SampleRate")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub sample_rate: Option<String>,
    /// <p>The type of speech marks returned for the input text.</p>
    #[serde(rename = "SpeechMarkTypes")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub speech_mark_types: Option<Vec<String>>,
    /// <p> Input text to synthesize. If you specify <code>ssml</code> as the <code>TextType</code>, follow the SSML format for the input text. </p>
    #[serde(rename = "Text")]
    pub text: String,
    /// <p> Specifies whether the input text is plain text or SSML. The default value is plain text. For more information, see <a href="http://docs.aws.amazon.com/polly/latest/dg/ssml.html">Using SSML</a>.</p>
    #[serde(rename = "TextType")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub text_type: Option<String>,
    /// <p> Voice ID to use for the synthesis. You can get a list of available voice IDs by calling the <a href="http://docs.aws.amazon.com/polly/latest/dg/API_DescribeVoices.html">DescribeVoices</a> operation. </p>
    #[serde(rename = "VoiceId")]
    pub voice_id: String,
}

#[derive(Default, Debug, Clone, PartialEq)]
pub struct SynthesizeSpeechOutput {
    /// <p> Stream containing the synthesized speech. </p>
    pub audio_stream: Option<Vec<u8>>,
    /// <p> Specifies the type audio stream. This should reflect the <code>OutputFormat</code> parameter in your request. </p> <ul> <li> <p> If you request <code>mp3</code> as the <code>OutputFormat</code>, the <code>ContentType</code> returned is audio/mpeg. </p> </li> <li> <p> If you request <code>ogg_vorbis</code> as the <code>OutputFormat</code>, the <code>ContentType</code> returned is audio/ogg. </p> </li> <li> <p> If you request <code>pcm</code> as the <code>OutputFormat</code>, the <code>ContentType</code> returned is audio/pcm in a signed 16-bit, 1 channel (mono), little-endian format. </p> </li> <li> <p>If you request <code>json</code> as the <code>OutputFormat</code>, the <code>ContentType</code> returned is audio/json.</p> </li> </ul> <p> </p>
    pub content_type: Option<String>,
    /// <p>Number of characters synthesized.</p>
    pub request_characters: Option<i64>,
}

/// <p>Description of the voice.</p>
#[derive(Default, Debug, Clone, PartialEq, Deserialize)]
#[cfg_attr(test, derive(Serialize))]
pub struct Voice {
    /// <p>Gender of the voice.</p>
    #[serde(rename = "Gender")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub gender: Option<String>,
    /// <p>Amazon Polly assigned voice ID. This is the ID that you specify when calling the <code>SynthesizeSpeech</code> operation.</p>
    #[serde(rename = "Id")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub id: Option<String>,
    /// <p>Language code of the voice.</p>
    #[serde(rename = "LanguageCode")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub language_code: Option<String>,
    /// <p>Human readable name of the language in English.</p>
    #[serde(rename = "LanguageName")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub language_name: Option<String>,
    /// <p>Name of the voice (for example, Salli, Kendra, etc.). This provides a human readable voice name that you might display in your application.</p>
    #[serde(rename = "Name")]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub name: Option<String>,
}

/// Errors returned by DeleteLexicon
#[derive(Debug, PartialEq)]
pub enum DeleteLexiconError {
    /// <p>Amazon Polly can't find the specified lexicon. This could be caused by a lexicon that is missing, its name is misspelled or specifying a lexicon that is in a different region.</p> <p>Verify that the lexicon exists, is in the region (see <a>ListLexicons</a>) and that you spelled its name is spelled correctly. Then try again.</p>
    LexiconNotFound(String),
    /// <p>An unknown condition has caused a service failure.</p>
    ServiceFailure(String),
    /// An error occurred dispatching the HTTP request
    HttpDispatch(HttpDispatchError),
    /// An error was encountered with AWS credentials.
    Credentials(CredentialsError),
    /// A validation error occurred.  Details from AWS are provided.
    Validation(String),
    /// An error occurred parsing the response payload.
    ParseError(String),
    /// An unknown error occurred.  The raw HTTP response is provided.
    Unknown(BufferedHttpResponse),
}

impl DeleteLexiconError {
    // see boto RestJSONParser impl for parsing errors
    // https://github.com/boto/botocore/blob/4dff78c840403d1d17db9b3f800b20d3bd9fbf9f/botocore/parsers.py#L838-L850
    pub fn from_response(res: BufferedHttpResponse) -> DeleteLexiconError {
        if let Ok(json) = from_slice::<SerdeJsonValue>(&res.body) {
            let error_type = match res.headers.get("x-amzn-errortype") {
                Some(raw_error_type) => raw_error_type
                    .split(':')
                    .next()
                    .unwrap_or_else(|| "Unknown"),
                _ => json
                    .get("code")
                    .or_else(|| json.get("Code"))
                    .and_then(|c| c.as_str())
                    .unwrap_or_else(|| "Unknown"),
            };

            // message can come in either "message" or "Message"
            // see boto BaseJSONParser impl for parsing message
            // https://github.com/boto/botocore/blob/4dff78c840403d1d17db9b3f800b20d3bd9fbf9f/botocore/parsers.py#L595-L598
            let error_message = json
                .get("message")
                .or_else(|| json.get("Message"))
                .and_then(|m| m.as_str())
                .unwrap_or("");

            match error_type {
                "LexiconNotFoundException" => {
                    return DeleteLexiconError::LexiconNotFound(String::from(error_message))
                }
                "ServiceFailureException" => {
                    return DeleteLexiconError::ServiceFailure(String::from(error_message))
                }
                "ValidationException" => {
                    return DeleteLexiconError::Validation(error_message.to_string())
                }
                _ => {}
            }
        }
        return DeleteLexiconError::Unknown(res);
    }
}

impl From<serde_json::error::Error> for DeleteLexiconError {
    fn from(err: serde_json::error::Error) -> DeleteLexiconError {
        DeleteLexiconError::ParseError(err.description().to_string())
    }
}
impl From<CredentialsError> for DeleteLexiconError {
    fn from(err: CredentialsError) -> DeleteLexiconError {
        DeleteLexiconError::Credentials(err)
    }
}
impl From<HttpDispatchError> for DeleteLexiconError {
    fn from(err: HttpDispatchError) -> DeleteLexiconError {
        DeleteLexiconError::HttpDispatch(err)
    }
}
impl From<io::Error> for DeleteLexiconError {
    fn from(err: io::Error) -> DeleteLexiconError {
        DeleteLexiconError::HttpDispatch(HttpDispatchError::from(err))
    }
}
impl fmt::Display for DeleteLexiconError {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(f, "{}", self.description())
    }
}
impl Error for DeleteLexiconError {
    fn description(&self) -> &str {
        match *self {
            DeleteLexiconError::LexiconNotFound(ref cause) => cause,
            DeleteLexiconError::ServiceFailure(ref cause) => cause,
            DeleteLexiconError::Validation(ref cause) => cause,
            DeleteLexiconError::Credentials(ref err) => err.description(),
            DeleteLexiconError::HttpDispatch(ref dispatch_error) => dispatch_error.description(),
            DeleteLexiconError::ParseError(ref cause) => cause,
            DeleteLexiconError::Unknown(_) => "unknown error",
        }
    }
}
/// Errors returned by DescribeVoices
#[derive(Debug, PartialEq)]
pub enum DescribeVoicesError {
    /// <p>The NextToken is invalid. Verify that it's spelled correctly, and then try again.</p>
    InvalidNextToken(String),
    /// <p>An unknown condition has caused a service failure.</p>
    ServiceFailure(String),
    /// An error occurred dispatching the HTTP request
    HttpDispatch(HttpDispatchError),
    /// An error was encountered with AWS credentials.
    Credentials(CredentialsError),
    /// A validation error occurred.  Details from AWS are provided.
    Validation(String),
    /// An error occurred parsing the response payload.
    ParseError(String),
    /// An unknown error occurred.  The raw HTTP response is provided.
    Unknown(BufferedHttpResponse),
}

impl DescribeVoicesError {
    // see boto RestJSONParser impl for parsing errors
    // https://github.com/boto/botocore/blob/4dff78c840403d1d17db9b3f800b20d3bd9fbf9f/botocore/parsers.py#L838-L850
    pub fn from_response(res: BufferedHttpResponse) -> DescribeVoicesError {
        if let Ok(json) = from_slice::<SerdeJsonValue>(&res.body) {
            let error_type = match res.headers.get("x-amzn-errortype") {
                Some(raw_error_type) => raw_error_type
                    .split(':')
                    .next()
                    .unwrap_or_else(|| "Unknown"),
                _ => json
                    .get("code")
                    .or_else(|| json.get("Code"))
                    .and_then(|c| c.as_str())
                    .unwrap_or_else(|| "Unknown"),
            };

            // message can come in either "message" or "Message"
            // see boto BaseJSONParser impl for parsing message
            // https://github.com/boto/botocore/blob/4dff78c840403d1d17db9b3f800b20d3bd9fbf9f/botocore/parsers.py#L595-L598
            let error_message = json
                .get("message")
                .or_else(|| json.get("Message"))
                .and_then(|m| m.as_str())
                .unwrap_or("");

            match error_type {
                "InvalidNextTokenException" => {
                    return DescribeVoicesError::InvalidNextToken(String::from(error_message))
                }
                "ServiceFailureException" => {
                    return DescribeVoicesError::ServiceFailure(String::from(error_message))
                }
                "ValidationException" => {
                    return DescribeVoicesError::Validation(error_message.to_string())
                }
                _ => {}
            }
        }
        return DescribeVoicesError::Unknown(res);
    }
}

impl From<serde_json::error::Error> for DescribeVoicesError {
    fn from(err: serde_json::error::Error) -> DescribeVoicesError {
        DescribeVoicesError::ParseError(err.description().to_string())
    }
}
impl From<CredentialsError> for DescribeVoicesError {
    fn from(err: CredentialsError) -> DescribeVoicesError {
        DescribeVoicesError::Credentials(err)
    }
}
impl From<HttpDispatchError> for DescribeVoicesError {
    fn from(err: HttpDispatchError) -> DescribeVoicesError {
        DescribeVoicesError::HttpDispatch(err)
    }
}
impl From<io::Error> for DescribeVoicesError {
    fn from(err: io::Error) -> DescribeVoicesError {
        DescribeVoicesError::HttpDispatch(HttpDispatchError::from(err))
    }
}
impl fmt::Display for DescribeVoicesError {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(f, "{}", self.description())
    }
}
impl Error for DescribeVoicesError {
    fn description(&self) -> &str {
        match *self {
            DescribeVoicesError::InvalidNextToken(ref cause) => cause,
            DescribeVoicesError::ServiceFailure(ref cause) => cause,
            DescribeVoicesError::Validation(ref cause) => cause,
            DescribeVoicesError::Credentials(ref err) => err.description(),
            DescribeVoicesError::HttpDispatch(ref dispatch_error) => dispatch_error.description(),
            DescribeVoicesError::ParseError(ref cause) => cause,
            DescribeVoicesError::Unknown(_) => "unknown error",
        }
    }
}
/// Errors returned by GetLexicon
#[derive(Debug, PartialEq)]
pub enum GetLexiconError {
    /// <p>Amazon Polly can't find the specified lexicon. This could be caused by a lexicon that is missing, its name is misspelled or specifying a lexicon that is in a different region.</p> <p>Verify that the lexicon exists, is in the region (see <a>ListLexicons</a>) and that you spelled its name is spelled correctly. Then try again.</p>
    LexiconNotFound(String),
    /// <p>An unknown condition has caused a service failure.</p>
    ServiceFailure(String),
    /// An error occurred dispatching the HTTP request
    HttpDispatch(HttpDispatchError),
    /// An error was encountered with AWS credentials.
    Credentials(CredentialsError),
    /// A validation error occurred.  Details from AWS are provided.
    Validation(String),
    /// An error occurred parsing the response payload.
    ParseError(String),
    /// An unknown error occurred.  The raw HTTP response is provided.
    Unknown(BufferedHttpResponse),
}

impl GetLexiconError {
    // see boto RestJSONParser impl for parsing errors
    // https://github.com/boto/botocore/blob/4dff78c840403d1d17db9b3f800b20d3bd9fbf9f/botocore/parsers.py#L838-L850
    pub fn from_response(res: BufferedHttpResponse) -> GetLexiconError {
        if let Ok(json) = from_slice::<SerdeJsonValue>(&res.body) {
            let error_type = match res.headers.get("x-amzn-errortype") {
                Some(raw_error_type) => raw_error_type
                    .split(':')
                    .next()
                    .unwrap_or_else(|| "Unknown"),
                _ => json
                    .get("code")
                    .or_else(|| json.get("Code"))
                    .and_then(|c| c.as_str())
                    .unwrap_or_else(|| "Unknown"),
            };

            // message can come in either "message" or "Message"
            // see boto BaseJSONParser impl for parsing message
            // https://github.com/boto/botocore/blob/4dff78c840403d1d17db9b3f800b20d3bd9fbf9f/botocore/parsers.py#L595-L598
            let error_message = json
                .get("message")
                .or_else(|| json.get("Message"))
                .and_then(|m| m.as_str())
                .unwrap_or("");

            match error_type {
                "LexiconNotFoundException" => {
                    return GetLexiconError::LexiconNotFound(String::from(error_message))
                }
                "ServiceFailureException" => {
                    return GetLexiconError::ServiceFailure(String::from(error_message))
                }
                "ValidationException" => {
                    return GetLexiconError::Validation(error_message.to_string())
                }
                _ => {}
            }
        }
        return GetLexiconError::Unknown(res);
    }
}

impl From<serde_json::error::Error> for GetLexiconError {
    fn from(err: serde_json::error::Error) -> GetLexiconError {
        GetLexiconError::ParseError(err.description().to_string())
    }
}
impl From<CredentialsError> for GetLexiconError {
    fn from(err: CredentialsError) -> GetLexiconError {
        GetLexiconError::Credentials(err)
    }
}
impl From<HttpDispatchError> for GetLexiconError {
    fn from(err: HttpDispatchError) -> GetLexiconError {
        GetLexiconError::HttpDispatch(err)
    }
}
impl From<io::Error> for GetLexiconError {
    fn from(err: io::Error) -> GetLexiconError {
        GetLexiconError::HttpDispatch(HttpDispatchError::from(err))
    }
}
impl fmt::Display for GetLexiconError {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(f, "{}", self.description())
    }
}
impl Error for GetLexiconError {
    fn description(&self) -> &str {
        match *self {
            GetLexiconError::LexiconNotFound(ref cause) => cause,
            GetLexiconError::ServiceFailure(ref cause) => cause,
            GetLexiconError::Validation(ref cause) => cause,
            GetLexiconError::Credentials(ref err) => err.description(),
            GetLexiconError::HttpDispatch(ref dispatch_error) => dispatch_error.description(),
            GetLexiconError::ParseError(ref cause) => cause,
            GetLexiconError::Unknown(_) => "unknown error",
        }
    }
}
/// Errors returned by GetSpeechSynthesisTask
#[derive(Debug, PartialEq)]
pub enum GetSpeechSynthesisTaskError {
    /// <p>The provided Task ID is not valid. Please provide a valid Task ID and try again.</p>
    InvalidTaskId(String),
    /// <p>An unknown condition has caused a service failure.</p>
    ServiceFailure(String),
    /// <p>The Speech Synthesis task with requested Task ID cannot be found.</p>
    SynthesisTaskNotFound(String),
    /// An error occurred dispatching the HTTP request
    HttpDispatch(HttpDispatchError),
    /// An error was encountered with AWS credentials.
    Credentials(CredentialsError),
    /// A validation error occurred.  Details from AWS are provided.
    Validation(String),
    /// An error occurred parsing the response payload.
    ParseError(String),
    /// An unknown error occurred.  The raw HTTP response is provided.
    Unknown(BufferedHttpResponse),
}

impl GetSpeechSynthesisTaskError {
    // see boto RestJSONParser impl for parsing errors
    // https://github.com/boto/botocore/blob/4dff78c840403d1d17db9b3f800b20d3bd9fbf9f/botocore/parsers.py#L838-L850
    pub fn from_response(res: BufferedHttpResponse) -> GetSpeechSynthesisTaskError {
        if let Ok(json) = from_slice::<SerdeJsonValue>(&res.body) {
            let error_type = match res.headers.get("x-amzn-errortype") {
                Some(raw_error_type) => raw_error_type
                    .split(':')
                    .next()
                    .unwrap_or_else(|| "Unknown"),
                _ => json
                    .get("code")
                    .or_else(|| json.get("Code"))
                    .and_then(|c| c.as_str())
                    .unwrap_or_else(|| "Unknown"),
            };

            // message can come in either "message" or "Message"
            // see boto BaseJSONParser impl for parsing message
            // https://github.com/boto/botocore/blob/4dff78c840403d1d17db9b3f800b20d3bd9fbf9f/botocore/parsers.py#L595-L598
            let error_message = json
                .get("message")
                .or_else(|| json.get("Message"))
                .and_then(|m| m.as_str())
                .unwrap_or("");

            match error_type {
                "InvalidTaskIdException" => {
                    return GetSpeechSynthesisTaskError::InvalidTaskId(String::from(error_message))
                }
                "ServiceFailureException" => {
                    return GetSpeechSynthesisTaskError::ServiceFailure(String::from(error_message))
                }
                "SynthesisTaskNotFoundException" => {
                    return GetSpeechSynthesisTaskError::SynthesisTaskNotFound(String::from(
                        error_message,
                    ))
                }
                "ValidationException" => {
                    return GetSpeechSynthesisTaskError::Validation(error_message.to_string())
                }
                _ => {}
            }
        }
        return GetSpeechSynthesisTaskError::Unknown(res);
    }
}

impl From<serde_json::error::Error> for GetSpeechSynthesisTaskError {
    fn from(err: serde_json::error::Error) -> GetSpeechSynthesisTaskError {
        GetSpeechSynthesisTaskError::ParseError(err.description().to_string())
    }
}
impl From<CredentialsError> for GetSpeechSynthesisTaskError {
    fn from(err: CredentialsError) -> GetSpeechSynthesisTaskError {
        GetSpeechSynthesisTaskError::Credentials(err)
    }
}
impl From<HttpDispatchError> for GetSpeechSynthesisTaskError {
    fn from(err: HttpDispatchError) -> GetSpeechSynthesisTaskError {
        GetSpeechSynthesisTaskError::HttpDispatch(err)
    }
}
impl From<io::Error> for GetSpeechSynthesisTaskError {
    fn from(err: io::Error) -> GetSpeechSynthesisTaskError {
        GetSpeechSynthesisTaskError::HttpDispatch(HttpDispatchError::from(err))
    }
}
impl fmt::Display for GetSpeechSynthesisTaskError {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(f, "{}", self.description())
    }
}
impl Error for GetSpeechSynthesisTaskError {
    fn description(&self) -> &str {
        match *self {
            GetSpeechSynthesisTaskError::InvalidTaskId(ref cause) => cause,
            GetSpeechSynthesisTaskError::ServiceFailure(ref cause) => cause,
            GetSpeechSynthesisTaskError::SynthesisTaskNotFound(ref cause) => cause,
            GetSpeechSynthesisTaskError::Validation(ref cause) => cause,
            GetSpeechSynthesisTaskError::Credentials(ref err) => err.description(),
            GetSpeechSynthesisTaskError::HttpDispatch(ref dispatch_error) => {
                dispatch_error.description()
            }
            GetSpeechSynthesisTaskError::ParseError(ref cause) => cause,
            GetSpeechSynthesisTaskError::Unknown(_) => "unknown error",
        }
    }
}
/// Errors returned by ListLexicons
#[derive(Debug, PartialEq)]
pub enum ListLexiconsError {
    /// <p>The NextToken is invalid. Verify that it's spelled correctly, and then try again.</p>
    InvalidNextToken(String),
    /// <p>An unknown condition has caused a service failure.</p>
    ServiceFailure(String),
    /// An error occurred dispatching the HTTP request
    HttpDispatch(HttpDispatchError),
    /// An error was encountered with AWS credentials.
    Credentials(CredentialsError),
    /// A validation error occurred.  Details from AWS are provided.
    Validation(String),
    /// An error occurred parsing the response payload.
    ParseError(String),
    /// An unknown error occurred.  The raw HTTP response is provided.
    Unknown(BufferedHttpResponse),
}

impl ListLexiconsError {
    // see boto RestJSONParser impl for parsing errors
    // https://github.com/boto/botocore/blob/4dff78c840403d1d17db9b3f800b20d3bd9fbf9f/botocore/parsers.py#L838-L850
    pub fn from_response(res: BufferedHttpResponse) -> ListLexiconsError {
        if let Ok(json) = from_slice::<SerdeJsonValue>(&res.body) {
            let error_type = match res.headers.get("x-amzn-errortype") {
                Some(raw_error_type) => raw_error_type
                    .split(':')
                    .next()
                    .unwrap_or_else(|| "Unknown"),
                _ => json
                    .get("code")
                    .or_else(|| json.get("Code"))
                    .and_then(|c| c.as_str())
                    .unwrap_or_else(|| "Unknown"),
            };

            // message can come in either "message" or "Message"
            // see boto BaseJSONParser impl for parsing message
            // https://github.com/boto/botocore/blob/4dff78c840403d1d17db9b3f800b20d3bd9fbf9f/botocore/parsers.py#L595-L598
            let error_message = json
                .get("message")
                .or_else(|| json.get("Message"))
                .and_then(|m| m.as_str())
                .unwrap_or("");

            match error_type {
                "InvalidNextTokenException" => {
                    return ListLexiconsError::InvalidNextToken(String::from(error_message))
                }
                "ServiceFailureException" => {
                    return ListLexiconsError::ServiceFailure(String::from(error_message))
                }
                "ValidationException" => {
                    return ListLexiconsError::Validation(error_message.to_string())
                }
                _ => {}
            }
        }
        return ListLexiconsError::Unknown(res);
    }
}

impl From<serde_json::error::Error> for ListLexiconsError {
    fn from(err: serde_json::error::Error) -> ListLexiconsError {
        ListLexiconsError::ParseError(err.description().to_string())
    }
}
impl From<CredentialsError> for ListLexiconsError {
    fn from(err: CredentialsError) -> ListLexiconsError {
        ListLexiconsError::Credentials(err)
    }
}
impl From<HttpDispatchError> for ListLexiconsError {
    fn from(err: HttpDispatchError) -> ListLexiconsError {
        ListLexiconsError::HttpDispatch(err)
    }
}
impl From<io::Error> for ListLexiconsError {
    fn from(err: io::Error) -> ListLexiconsError {
        ListLexiconsError::HttpDispatch(HttpDispatchError::from(err))
    }
}
impl fmt::Display for ListLexiconsError {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(f, "{}", self.description())
    }
}
impl Error for ListLexiconsError {
    fn description(&self) -> &str {
        match *self {
            ListLexiconsError::InvalidNextToken(ref cause) => cause,
            ListLexiconsError::ServiceFailure(ref cause) => cause,
            ListLexiconsError::Validation(ref cause) => cause,
            ListLexiconsError::Credentials(ref err) => err.description(),
            ListLexiconsError::HttpDispatch(ref dispatch_error) => dispatch_error.description(),
            ListLexiconsError::ParseError(ref cause) => cause,
            ListLexiconsError::Unknown(_) => "unknown error",
        }
    }
}
/// Errors returned by ListSpeechSynthesisTasks
#[derive(Debug, PartialEq)]
pub enum ListSpeechSynthesisTasksError {
    /// <p>The NextToken is invalid. Verify that it's spelled correctly, and then try again.</p>
    InvalidNextToken(String),
    /// <p>An unknown condition has caused a service failure.</p>
    ServiceFailure(String),
    /// An error occurred dispatching the HTTP request
    HttpDispatch(HttpDispatchError),
    /// An error was encountered with AWS credentials.
    Credentials(CredentialsError),
    /// A validation error occurred.  Details from AWS are provided.
    Validation(String),
    /// An error occurred parsing the response payload.
    ParseError(String),
    /// An unknown error occurred.  The raw HTTP response is provided.
    Unknown(BufferedHttpResponse),
}

impl ListSpeechSynthesisTasksError {
    // see boto RestJSONParser impl for parsing errors
    // https://github.com/boto/botocore/blob/4dff78c840403d1d17db9b3f800b20d3bd9fbf9f/botocore/parsers.py#L838-L850
    pub fn from_response(res: BufferedHttpResponse) -> ListSpeechSynthesisTasksError {
        if let Ok(json) = from_slice::<SerdeJsonValue>(&res.body) {
            let error_type = match res.headers.get("x-amzn-errortype") {
                Some(raw_error_type) => raw_error_type
                    .split(':')
                    .next()
                    .unwrap_or_else(|| "Unknown"),
                _ => json
                    .get("code")
                    .or_else(|| json.get("Code"))
                    .and_then(|c| c.as_str())
                    .unwrap_or_else(|| "Unknown"),
            };

            // message can come in either "message" or "Message"
            // see boto BaseJSONParser impl for parsing message
            // https://github.com/boto/botocore/blob/4dff78c840403d1d17db9b3f800b20d3bd9fbf9f/botocore/parsers.py#L595-L598
            let error_message = json
                .get("message")
                .or_else(|| json.get("Message"))
                .and_then(|m| m.as_str())
                .unwrap_or("");

            match error_type {
                "InvalidNextTokenException" => {
                    return ListSpeechSynthesisTasksError::InvalidNextToken(String::from(
                        error_message,
                    ))
                }
                "ServiceFailureException" => {
                    return ListSpeechSynthesisTasksError::ServiceFailure(String::from(
                        error_message,
                    ))
                }
                "ValidationException" => {
                    return ListSpeechSynthesisTasksError::Validation(error_message.to_string())
                }
                _ => {}
            }
        }
        return ListSpeechSynthesisTasksError::Unknown(res);
    }
}

impl From<serde_json::error::Error> for ListSpeechSynthesisTasksError {
    fn from(err: serde_json::error::Error) -> ListSpeechSynthesisTasksError {
        ListSpeechSynthesisTasksError::ParseError(err.description().to_string())
    }
}
impl From<CredentialsError> for ListSpeechSynthesisTasksError {
    fn from(err: CredentialsError) -> ListSpeechSynthesisTasksError {
        ListSpeechSynthesisTasksError::Credentials(err)
    }
}
impl From<HttpDispatchError> for ListSpeechSynthesisTasksError {
    fn from(err: HttpDispatchError) -> ListSpeechSynthesisTasksError {
        ListSpeechSynthesisTasksError::HttpDispatch(err)
    }
}
impl From<io::Error> for ListSpeechSynthesisTasksError {
    fn from(err: io::Error) -> ListSpeechSynthesisTasksError {
        ListSpeechSynthesisTasksError::HttpDispatch(HttpDispatchError::from(err))
    }
}
impl fmt::Display for ListSpeechSynthesisTasksError {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(f, "{}", self.description())
    }
}
impl Error for ListSpeechSynthesisTasksError {
    fn description(&self) -> &str {
        match *self {
            ListSpeechSynthesisTasksError::InvalidNextToken(ref cause) => cause,
            ListSpeechSynthesisTasksError::ServiceFailure(ref cause) => cause,
            ListSpeechSynthesisTasksError::Validation(ref cause) => cause,
            ListSpeechSynthesisTasksError::Credentials(ref err) => err.description(),
            ListSpeechSynthesisTasksError::HttpDispatch(ref dispatch_error) => {
                dispatch_error.description()
            }
            ListSpeechSynthesisTasksError::ParseError(ref cause) => cause,
            ListSpeechSynthesisTasksError::Unknown(_) => "unknown error",
        }
    }
}
/// Errors returned by PutLexicon
#[derive(Debug, PartialEq)]
pub enum PutLexiconError {
    /// <p>Amazon Polly can't find the specified lexicon. Verify that the lexicon's name is spelled correctly, and then try again.</p>
    InvalidLexicon(String),
    /// <p>The maximum size of the specified lexicon would be exceeded by this operation.</p>
    LexiconSizeExceeded(String),
    /// <p>The maximum size of the lexeme would be exceeded by this operation.</p>
    MaxLexemeLengthExceeded(String),
    /// <p>The maximum number of lexicons would be exceeded by this operation.</p>
    MaxLexiconsNumberExceeded(String),
    /// <p>An unknown condition has caused a service failure.</p>
    ServiceFailure(String),
    /// <p>The alphabet specified by the lexicon is not a supported alphabet. Valid values are <code>x-sampa</code> and <code>ipa</code>.</p>
    UnsupportedPlsAlphabet(String),
    /// <p>The language specified in the lexicon is unsupported. For a list of supported languages, see <a href="http://docs.aws.amazon.com/polly/latest/dg/API_LexiconAttributes.html">Lexicon Attributes</a>.</p>
    UnsupportedPlsLanguage(String),
    /// An error occurred dispatching the HTTP request
    HttpDispatch(HttpDispatchError),
    /// An error was encountered with AWS credentials.
    Credentials(CredentialsError),
    /// A validation error occurred.  Details from AWS are provided.
    Validation(String),
    /// An error occurred parsing the response payload.
    ParseError(String),
    /// An unknown error occurred.  The raw HTTP response is provided.
    Unknown(BufferedHttpResponse),
}

impl PutLexiconError {
    // see boto RestJSONParser impl for parsing errors
    // https://github.com/boto/botocore/blob/4dff78c840403d1d17db9b3f800b20d3bd9fbf9f/botocore/parsers.py#L838-L850
    pub fn from_response(res: BufferedHttpResponse) -> PutLexiconError {
        if let Ok(json) = from_slice::<SerdeJsonValue>(&res.body) {
            let error_type = match res.headers.get("x-amzn-errortype") {
                Some(raw_error_type) => raw_error_type
                    .split(':')
                    .next()
                    .unwrap_or_else(|| "Unknown"),
                _ => json
                    .get("code")
                    .or_else(|| json.get("Code"))
                    .and_then(|c| c.as_str())
                    .unwrap_or_else(|| "Unknown"),
            };

            // message can come in either "message" or "Message"
            // see boto BaseJSONParser impl for parsing message
            // https://github.com/boto/botocore/blob/4dff78c840403d1d17db9b3f800b20d3bd9fbf9f/botocore/parsers.py#L595-L598
            let error_message = json
                .get("message")
                .or_else(|| json.get("Message"))
                .and_then(|m| m.as_str())
                .unwrap_or("");

            match error_type {
                "InvalidLexiconException" => {
                    return PutLexiconError::InvalidLexicon(String::from(error_message))
                }
                "LexiconSizeExceededException" => {
                    return PutLexiconError::LexiconSizeExceeded(String::from(error_message))
                }
                "MaxLexemeLengthExceededException" => {
                    return PutLexiconError::MaxLexemeLengthExceeded(String::from(error_message))
                }
                "MaxLexiconsNumberExceededException" => {
                    return PutLexiconError::MaxLexiconsNumberExceeded(String::from(error_message))
                }
                "ServiceFailureException" => {
                    return PutLexiconError::ServiceFailure(String::from(error_message))
                }
                "UnsupportedPlsAlphabetException" => {
                    return PutLexiconError::UnsupportedPlsAlphabet(String::from(error_message))
                }
                "UnsupportedPlsLanguageException" => {
                    return PutLexiconError::UnsupportedPlsLanguage(String::from(error_message))
                }
                "ValidationException" => {
                    return PutLexiconError::Validation(error_message.to_string())
                }
                _ => {}
            }
        }
        return PutLexiconError::Unknown(res);
    }
}

impl From<serde_json::error::Error> for PutLexiconError {
    fn from(err: serde_json::error::Error) -> PutLexiconError {
        PutLexiconError::ParseError(err.description().to_string())
    }
}
impl From<CredentialsError> for PutLexiconError {
    fn from(err: CredentialsError) -> PutLexiconError {
        PutLexiconError::Credentials(err)
    }
}
impl From<HttpDispatchError> for PutLexiconError {
    fn from(err: HttpDispatchError) -> PutLexiconError {
        PutLexiconError::HttpDispatch(err)
    }
}
impl From<io::Error> for PutLexiconError {
    fn from(err: io::Error) -> PutLexiconError {
        PutLexiconError::HttpDispatch(HttpDispatchError::from(err))
    }
}
impl fmt::Display for PutLexiconError {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(f, "{}", self.description())
    }
}
impl Error for PutLexiconError {
    fn description(&self) -> &str {
        match *self {
            PutLexiconError::InvalidLexicon(ref cause) => cause,
            PutLexiconError::LexiconSizeExceeded(ref cause) => cause,
            PutLexiconError::MaxLexemeLengthExceeded(ref cause) => cause,
            PutLexiconError::MaxLexiconsNumberExceeded(ref cause) => cause,
            PutLexiconError::ServiceFailure(ref cause) => cause,
            PutLexiconError::UnsupportedPlsAlphabet(ref cause) => cause,
            PutLexiconError::UnsupportedPlsLanguage(ref cause) => cause,
            PutLexiconError::Validation(ref cause) => cause,
            PutLexiconError::Credentials(ref err) => err.description(),
            PutLexiconError::HttpDispatch(ref dispatch_error) => dispatch_error.description(),
            PutLexiconError::ParseError(ref cause) => cause,
            PutLexiconError::Unknown(_) => "unknown error",
        }
    }
}
/// Errors returned by StartSpeechSynthesisTask
#[derive(Debug, PartialEq)]
pub enum StartSpeechSynthesisTaskError {
    /// <p>The provided Amazon S3 bucket name is invalid. Please check your input with S3 bucket naming requirements and try again.</p>
    InvalidS3Bucket(String),
    /// <p>The provided Amazon S3 key prefix is invalid. Please provide a valid S3 object key name.</p>
    InvalidS3Key(String),
    /// <p>The specified sample rate is not valid.</p>
    InvalidSampleRate(String),
    /// <p>The provided SNS topic ARN is invalid. Please provide a valid SNS topic ARN and try again.</p>
    InvalidSnsTopicArn(String),
    /// <p>The SSML you provided is invalid. Verify the SSML syntax, spelling of tags and values, and then try again.</p>
    InvalidSsml(String),
    /// <p>Amazon Polly can't find the specified lexicon. This could be caused by a lexicon that is missing, its name is misspelled or specifying a lexicon that is in a different region.</p> <p>Verify that the lexicon exists, is in the region (see <a>ListLexicons</a>) and that you spelled its name is spelled correctly. Then try again.</p>
    LexiconNotFound(String),
    /// <p>Speech marks are not supported for the <code>OutputFormat</code> selected. Speech marks are only available for content in <code>json</code> format.</p>
    MarksNotSupportedForFormat(String),
    /// <p>An unknown condition has caused a service failure.</p>
    ServiceFailure(String),
    /// <p>SSML speech marks are not supported for plain text-type input.</p>
    SsmlMarksNotSupportedForTextType(String),
    /// <p>The value of the "Text" parameter is longer than the accepted limits. For the <code>SynthesizeSpeech</code> API, the limit for input text is a maximum of 6000 characters total, of which no more than 3000 can be billed characters. For the <code>SetSpeechSynthesisTask</code> API, the maximum is 200,000 characters, of which no more than 100,000 can be billed characters. SSML tags are not counted as billed characters.</p>
    TextLengthExceeded(String),
    /// An error occurred dispatching the HTTP request
    HttpDispatch(HttpDispatchError),
    /// An error was encountered with AWS credentials.
    Credentials(CredentialsError),
    /// A validation error occurred.  Details from AWS are provided.
    Validation(String),
    /// An error occurred parsing the response payload.
    ParseError(String),
    /// An unknown error occurred.  The raw HTTP response is provided.
    Unknown(BufferedHttpResponse),
}

impl StartSpeechSynthesisTaskError {
    // see boto RestJSONParser impl for parsing errors
    // https://github.com/boto/botocore/blob/4dff78c840403d1d17db9b3f800b20d3bd9fbf9f/botocore/parsers.py#L838-L850
    pub fn from_response(res: BufferedHttpResponse) -> StartSpeechSynthesisTaskError {
        if let Ok(json) = from_slice::<SerdeJsonValue>(&res.body) {
            let error_type = match res.headers.get("x-amzn-errortype") {
                Some(raw_error_type) => raw_error_type
                    .split(':')
                    .next()
                    .unwrap_or_else(|| "Unknown"),
                _ => json
                    .get("code")
                    .or_else(|| json.get("Code"))
                    .and_then(|c| c.as_str())
                    .unwrap_or_else(|| "Unknown"),
            };

            // message can come in either "message" or "Message"
            // see boto BaseJSONParser impl for parsing message
            // https://github.com/boto/botocore/blob/4dff78c840403d1d17db9b3f800b20d3bd9fbf9f/botocore/parsers.py#L595-L598
            let error_message = json
                .get("message")
                .or_else(|| json.get("Message"))
                .and_then(|m| m.as_str())
                .unwrap_or("");

            match error_type {
                "InvalidS3BucketException" => {
                    return StartSpeechSynthesisTaskError::InvalidS3Bucket(String::from(
                        error_message,
                    ))
                }
                "InvalidS3KeyException" => {
                    return StartSpeechSynthesisTaskError::InvalidS3Key(String::from(error_message))
                }
                "InvalidSampleRateException" => {
                    return StartSpeechSynthesisTaskError::InvalidSampleRate(String::from(
                        error_message,
                    ))
                }
                "InvalidSnsTopicArnException" => {
                    return StartSpeechSynthesisTaskError::InvalidSnsTopicArn(String::from(
                        error_message,
                    ))
                }
                "InvalidSsmlException" => {
                    return StartSpeechSynthesisTaskError::InvalidSsml(String::from(error_message))
                }
                "LexiconNotFoundException" => {
                    return StartSpeechSynthesisTaskError::LexiconNotFound(String::from(
                        error_message,
                    ))
                }
                "MarksNotSupportedForFormatException" => {
                    return StartSpeechSynthesisTaskError::MarksNotSupportedForFormat(String::from(
                        error_message,
                    ))
                }
                "ServiceFailureException" => {
                    return StartSpeechSynthesisTaskError::ServiceFailure(String::from(
                        error_message,
                    ))
                }
                "SsmlMarksNotSupportedForTextTypeException" => {
                    return StartSpeechSynthesisTaskError::SsmlMarksNotSupportedForTextType(
                        String::from(error_message),
                    )
                }
                "TextLengthExceededException" => {
                    return StartSpeechSynthesisTaskError::TextLengthExceeded(String::from(
                        error_message,
                    ))
                }
                "ValidationException" => {
                    return StartSpeechSynthesisTaskError::Validation(error_message.to_string())
                }
                _ => {}
            }
        }
        return StartSpeechSynthesisTaskError::Unknown(res);
    }
}

impl From<serde_json::error::Error> for StartSpeechSynthesisTaskError {
    fn from(err: serde_json::error::Error) -> StartSpeechSynthesisTaskError {
        StartSpeechSynthesisTaskError::ParseError(err.description().to_string())
    }
}
impl From<CredentialsError> for StartSpeechSynthesisTaskError {
    fn from(err: CredentialsError) -> StartSpeechSynthesisTaskError {
        StartSpeechSynthesisTaskError::Credentials(err)
    }
}
impl From<HttpDispatchError> for StartSpeechSynthesisTaskError {
    fn from(err: HttpDispatchError) -> StartSpeechSynthesisTaskError {
        StartSpeechSynthesisTaskError::HttpDispatch(err)
    }
}
impl From<io::Error> for StartSpeechSynthesisTaskError {
    fn from(err: io::Error) -> StartSpeechSynthesisTaskError {
        StartSpeechSynthesisTaskError::HttpDispatch(HttpDispatchError::from(err))
    }
}
impl fmt::Display for StartSpeechSynthesisTaskError {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(f, "{}", self.description())
    }
}
impl Error for StartSpeechSynthesisTaskError {
    fn description(&self) -> &str {
        match *self {
            StartSpeechSynthesisTaskError::InvalidS3Bucket(ref cause) => cause,
            StartSpeechSynthesisTaskError::InvalidS3Key(ref cause) => cause,
            StartSpeechSynthesisTaskError::InvalidSampleRate(ref cause) => cause,
            StartSpeechSynthesisTaskError::InvalidSnsTopicArn(ref cause) => cause,
            StartSpeechSynthesisTaskError::InvalidSsml(ref cause) => cause,
            StartSpeechSynthesisTaskError::LexiconNotFound(ref cause) => cause,
            StartSpeechSynthesisTaskError::MarksNotSupportedForFormat(ref cause) => cause,
            StartSpeechSynthesisTaskError::ServiceFailure(ref cause) => cause,
            StartSpeechSynthesisTaskError::SsmlMarksNotSupportedForTextType(ref cause) => cause,
            StartSpeechSynthesisTaskError::TextLengthExceeded(ref cause) => cause,
            StartSpeechSynthesisTaskError::Validation(ref cause) => cause,
            StartSpeechSynthesisTaskError::Credentials(ref err) => err.description(),
            StartSpeechSynthesisTaskError::HttpDispatch(ref dispatch_error) => {
                dispatch_error.description()
            }
            StartSpeechSynthesisTaskError::ParseError(ref cause) => cause,
            StartSpeechSynthesisTaskError::Unknown(_) => "unknown error",
        }
    }
}
/// Errors returned by SynthesizeSpeech
#[derive(Debug, PartialEq)]
pub enum SynthesizeSpeechError {
    /// <p>The specified sample rate is not valid.</p>
    InvalidSampleRate(String),
    /// <p>The SSML you provided is invalid. Verify the SSML syntax, spelling of tags and values, and then try again.</p>
    InvalidSsml(String),
    /// <p>Amazon Polly can't find the specified lexicon. This could be caused by a lexicon that is missing, its name is misspelled or specifying a lexicon that is in a different region.</p> <p>Verify that the lexicon exists, is in the region (see <a>ListLexicons</a>) and that you spelled its name is spelled correctly. Then try again.</p>
    LexiconNotFound(String),
    /// <p>Speech marks are not supported for the <code>OutputFormat</code> selected. Speech marks are only available for content in <code>json</code> format.</p>
    MarksNotSupportedForFormat(String),
    /// <p>An unknown condition has caused a service failure.</p>
    ServiceFailure(String),
    /// <p>SSML speech marks are not supported for plain text-type input.</p>
    SsmlMarksNotSupportedForTextType(String),
    /// <p>The value of the "Text" parameter is longer than the accepted limits. For the <code>SynthesizeSpeech</code> API, the limit for input text is a maximum of 6000 characters total, of which no more than 3000 can be billed characters. For the <code>SetSpeechSynthesisTask</code> API, the maximum is 200,000 characters, of which no more than 100,000 can be billed characters. SSML tags are not counted as billed characters.</p>
    TextLengthExceeded(String),
    /// An error occurred dispatching the HTTP request
    HttpDispatch(HttpDispatchError),
    /// An error was encountered with AWS credentials.
    Credentials(CredentialsError),
    /// A validation error occurred.  Details from AWS are provided.
    Validation(String),
    /// An error occurred parsing the response payload.
    ParseError(String),
    /// An unknown error occurred.  The raw HTTP response is provided.
    Unknown(BufferedHttpResponse),
}

impl SynthesizeSpeechError {
    // see boto RestJSONParser impl for parsing errors
    // https://github.com/boto/botocore/blob/4dff78c840403d1d17db9b3f800b20d3bd9fbf9f/botocore/parsers.py#L838-L850
    pub fn from_response(res: BufferedHttpResponse) -> SynthesizeSpeechError {
        if let Ok(json) = from_slice::<SerdeJsonValue>(&res.body) {
            let error_type = match res.headers.get("x-amzn-errortype") {
                Some(raw_error_type) => raw_error_type
                    .split(':')
                    .next()
                    .unwrap_or_else(|| "Unknown"),
                _ => json
                    .get("code")
                    .or_else(|| json.get("Code"))
                    .and_then(|c| c.as_str())
                    .unwrap_or_else(|| "Unknown"),
            };

            // message can come in either "message" or "Message"
            // see boto BaseJSONParser impl for parsing message
            // https://github.com/boto/botocore/blob/4dff78c840403d1d17db9b3f800b20d3bd9fbf9f/botocore/parsers.py#L595-L598
            let error_message = json
                .get("message")
                .or_else(|| json.get("Message"))
                .and_then(|m| m.as_str())
                .unwrap_or("");

            match error_type {
                "InvalidSampleRateException" => {
                    return SynthesizeSpeechError::InvalidSampleRate(String::from(error_message))
                }
                "InvalidSsmlException" => {
                    return SynthesizeSpeechError::InvalidSsml(String::from(error_message))
                }
                "LexiconNotFoundException" => {
                    return SynthesizeSpeechError::LexiconNotFound(String::from(error_message))
                }
                "MarksNotSupportedForFormatException" => {
                    return SynthesizeSpeechError::MarksNotSupportedForFormat(String::from(
                        error_message,
                    ))
                }
                "ServiceFailureException" => {
                    return SynthesizeSpeechError::ServiceFailure(String::from(error_message))
                }
                "SsmlMarksNotSupportedForTextTypeException" => {
                    return SynthesizeSpeechError::SsmlMarksNotSupportedForTextType(String::from(
                        error_message,
                    ))
                }
                "TextLengthExceededException" => {
                    return SynthesizeSpeechError::TextLengthExceeded(String::from(error_message))
                }
                "ValidationException" => {
                    return SynthesizeSpeechError::Validation(error_message.to_string())
                }
                _ => {}
            }
        }
        return SynthesizeSpeechError::Unknown(res);
    }
}

impl From<serde_json::error::Error> for SynthesizeSpeechError {
    fn from(err: serde_json::error::Error) -> SynthesizeSpeechError {
        SynthesizeSpeechError::ParseError(err.description().to_string())
    }
}
impl From<CredentialsError> for SynthesizeSpeechError {
    fn from(err: CredentialsError) -> SynthesizeSpeechError {
        SynthesizeSpeechError::Credentials(err)
    }
}
impl From<HttpDispatchError> for SynthesizeSpeechError {
    fn from(err: HttpDispatchError) -> SynthesizeSpeechError {
        SynthesizeSpeechError::HttpDispatch(err)
    }
}
impl From<io::Error> for SynthesizeSpeechError {
    fn from(err: io::Error) -> SynthesizeSpeechError {
        SynthesizeSpeechError::HttpDispatch(HttpDispatchError::from(err))
    }
}
impl fmt::Display for SynthesizeSpeechError {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(f, "{}", self.description())
    }
}
impl Error for SynthesizeSpeechError {
    fn description(&self) -> &str {
        match *self {
            SynthesizeSpeechError::InvalidSampleRate(ref cause) => cause,
            SynthesizeSpeechError::InvalidSsml(ref cause) => cause,
            SynthesizeSpeechError::LexiconNotFound(ref cause) => cause,
            SynthesizeSpeechError::MarksNotSupportedForFormat(ref cause) => cause,
            SynthesizeSpeechError::ServiceFailure(ref cause) => cause,
            SynthesizeSpeechError::SsmlMarksNotSupportedForTextType(ref cause) => cause,
            SynthesizeSpeechError::TextLengthExceeded(ref cause) => cause,
            SynthesizeSpeechError::Validation(ref cause) => cause,
            SynthesizeSpeechError::Credentials(ref err) => err.description(),
            SynthesizeSpeechError::HttpDispatch(ref dispatch_error) => dispatch_error.description(),
            SynthesizeSpeechError::ParseError(ref cause) => cause,
            SynthesizeSpeechError::Unknown(_) => "unknown error",
        }
    }
}
/// Trait representing the capabilities of the Amazon Polly API. Amazon Polly clients implement this trait.
pub trait Polly {
    /// <p>Deletes the specified pronunciation lexicon stored in an AWS Region. A lexicon which has been deleted is not available for speech synthesis, nor is it possible to retrieve it using either the <code>GetLexicon</code> or <code>ListLexicon</code> APIs.</p> <p>For more information, see <a href="http://docs.aws.amazon.com/polly/latest/dg/managing-lexicons.html">Managing Lexicons</a>.</p>
    fn delete_lexicon(
        &self,
        input: DeleteLexiconInput,
    ) -> RusotoFuture<DeleteLexiconOutput, DeleteLexiconError>;

    /// <p>Returns the list of voices that are available for use when requesting speech synthesis. Each voice speaks a specified language, is either male or female, and is identified by an ID, which is the ASCII version of the voice name. </p> <p>When synthesizing speech ( <code>SynthesizeSpeech</code> ), you provide the voice ID for the voice you want from the list of voices returned by <code>DescribeVoices</code>.</p> <p>For example, you want your news reader application to read news in a specific language, but giving a user the option to choose the voice. Using the <code>DescribeVoices</code> operation you can provide the user with a list of available voices to select from.</p> <p> You can optionally specify a language code to filter the available voices. For example, if you specify <code>en-US</code>, the operation returns a list of all available US English voices. </p> <p>This operation requires permissions to perform the <code>polly:DescribeVoices</code> action.</p>
    fn describe_voices(
        &self,
        input: DescribeVoicesInput,
    ) -> RusotoFuture<DescribeVoicesOutput, DescribeVoicesError>;

    /// <p>Returns the content of the specified pronunciation lexicon stored in an AWS Region. For more information, see <a href="http://docs.aws.amazon.com/polly/latest/dg/managing-lexicons.html">Managing Lexicons</a>.</p>
    fn get_lexicon(
        &self,
        input: GetLexiconInput,
    ) -> RusotoFuture<GetLexiconOutput, GetLexiconError>;

    /// <p>Retrieves a specific SpeechSynthesisTask object based on its TaskID. This object contains information about the given speech synthesis task, including the status of the task, and a link to the S3 bucket containing the output of the task.</p>
    fn get_speech_synthesis_task(
        &self,
        input: GetSpeechSynthesisTaskInput,
    ) -> RusotoFuture<GetSpeechSynthesisTaskOutput, GetSpeechSynthesisTaskError>;

    /// <p>Returns a list of pronunciation lexicons stored in an AWS Region. For more information, see <a href="http://docs.aws.amazon.com/polly/latest/dg/managing-lexicons.html">Managing Lexicons</a>.</p>
    fn list_lexicons(
        &self,
        input: ListLexiconsInput,
    ) -> RusotoFuture<ListLexiconsOutput, ListLexiconsError>;

    /// <p>Returns a list of SpeechSynthesisTask objects ordered by their creation date. This operation can filter the tasks by their status, for example, allowing users to list only tasks that are completed.</p>
    fn list_speech_synthesis_tasks(
        &self,
        input: ListSpeechSynthesisTasksInput,
    ) -> RusotoFuture<ListSpeechSynthesisTasksOutput, ListSpeechSynthesisTasksError>;

    /// <p>Stores a pronunciation lexicon in an AWS Region. If a lexicon with the same name already exists in the region, it is overwritten by the new lexicon. Lexicon operations have eventual consistency, therefore, it might take some time before the lexicon is available to the SynthesizeSpeech operation.</p> <p>For more information, see <a href="http://docs.aws.amazon.com/polly/latest/dg/managing-lexicons.html">Managing Lexicons</a>.</p>
    fn put_lexicon(
        &self,
        input: PutLexiconInput,
    ) -> RusotoFuture<PutLexiconOutput, PutLexiconError>;

    /// <p>Allows the creation of an asynchronous synthesis task, by starting a new <code>SpeechSynthesisTask</code>. This operation requires all the standard information needed for speech synthesis, plus the name of an Amazon S3 bucket for the service to store the output of the synthesis task and two optional parameters (OutputS3KeyPrefix and SnsTopicArn). Once the synthesis task is created, this operation will return a SpeechSynthesisTask object, which will include an identifier of this task as well as the current status.</p>
    fn start_speech_synthesis_task(
        &self,
        input: StartSpeechSynthesisTaskInput,
    ) -> RusotoFuture<StartSpeechSynthesisTaskOutput, StartSpeechSynthesisTaskError>;

    /// <p>Synthesizes UTF-8 input, plain text or SSML, to a stream of bytes. SSML input must be valid, well-formed SSML. Some alphabets might not be available with all the voices (for example, Cyrillic might not be read at all by English voices) unless phoneme mapping is used. For more information, see <a href="http://docs.aws.amazon.com/polly/latest/dg/how-text-to-speech-works.html">How it Works</a>.</p>
    fn synthesize_speech(
        &self,
        input: SynthesizeSpeechInput,
    ) -> RusotoFuture<SynthesizeSpeechOutput, SynthesizeSpeechError>;
}
/// A client for the Amazon Polly API.
pub struct PollyClient {
    client: Client,
    region: region::Region,
}

impl PollyClient {
    /// Creates a client backed by the default tokio event loop.
    ///
    /// The client will use the default credentials provider and tls client.
    pub fn new(region: region::Region) -> PollyClient {
        PollyClient {
            client: Client::shared(),
            region: region,
        }
    }

    pub fn new_with<P, D>(
        request_dispatcher: D,
        credentials_provider: P,
        region: region::Region,
    ) -> PollyClient
    where
        P: ProvideAwsCredentials + Send + Sync + 'static,
        P::Future: Send,
        D: DispatchSignedRequest + Send + Sync + 'static,
        D::Future: Send,
    {
        PollyClient {
            client: Client::new_with(credentials_provider, request_dispatcher),
            region: region,
        }
    }
}

impl Polly for PollyClient {
    /// <p>Deletes the specified pronunciation lexicon stored in an AWS Region. A lexicon which has been deleted is not available for speech synthesis, nor is it possible to retrieve it using either the <code>GetLexicon</code> or <code>ListLexicon</code> APIs.</p> <p>For more information, see <a href="http://docs.aws.amazon.com/polly/latest/dg/managing-lexicons.html">Managing Lexicons</a>.</p>
    fn delete_lexicon(
        &self,
        input: DeleteLexiconInput,
    ) -> RusotoFuture<DeleteLexiconOutput, DeleteLexiconError> {
        let request_uri = format!("/v1/lexicons/{lexicon_name}", lexicon_name = input.name);

        let mut request = SignedRequest::new("DELETE", "polly", &self.region, &request_uri);
        request.set_content_type("application/x-amz-json-1.1".to_owned());

        self.client.sign_and_dispatch(request, |response| {
            if response.status.as_u16() == 200 {
                Box::new(response.buffer().from_err().map(|response| {
                    let mut body = response.body;

                    if body == b"null" {
                        body = b"{}".to_vec();
                    }

                    debug!("Response body: {:?}", body);
                    debug!("Response status: {}", response.status);
                    let result = serde_json::from_slice::<DeleteLexiconOutput>(&body).unwrap();

                    result
                }))
            } else {
                Box::new(
                    response
                        .buffer()
                        .from_err()
                        .and_then(|response| Err(DeleteLexiconError::from_response(response))),
                )
            }
        })
    }

    /// <p>Returns the list of voices that are available for use when requesting speech synthesis. Each voice speaks a specified language, is either male or female, and is identified by an ID, which is the ASCII version of the voice name. </p> <p>When synthesizing speech ( <code>SynthesizeSpeech</code> ), you provide the voice ID for the voice you want from the list of voices returned by <code>DescribeVoices</code>.</p> <p>For example, you want your news reader application to read news in a specific language, but giving a user the option to choose the voice. Using the <code>DescribeVoices</code> operation you can provide the user with a list of available voices to select from.</p> <p> You can optionally specify a language code to filter the available voices. For example, if you specify <code>en-US</code>, the operation returns a list of all available US English voices. </p> <p>This operation requires permissions to perform the <code>polly:DescribeVoices</code> action.</p>
    fn describe_voices(
        &self,
        input: DescribeVoicesInput,
    ) -> RusotoFuture<DescribeVoicesOutput, DescribeVoicesError> {
        let request_uri = "/v1/voices";

        let mut request = SignedRequest::new("GET", "polly", &self.region, &request_uri);
        request.set_content_type("application/x-amz-json-1.1".to_owned());

        let mut params = Params::new();
        if let Some(ref x) = input.language_code {
            params.put("LanguageCode", x);
        }
        if let Some(ref x) = input.next_token {
            params.put("NextToken", x);
        }
        request.set_params(params);

        self.client.sign_and_dispatch(request, |response| {
            if response.status.as_u16() == 200 {
                Box::new(response.buffer().from_err().map(|response| {
                    let mut body = response.body;

                    if body == b"null" {
                        body = b"{}".to_vec();
                    }

                    debug!("Response body: {:?}", body);
                    debug!("Response status: {}", response.status);
                    let result = serde_json::from_slice::<DescribeVoicesOutput>(&body).unwrap();

                    result
                }))
            } else {
                Box::new(
                    response
                        .buffer()
                        .from_err()
                        .and_then(|response| Err(DescribeVoicesError::from_response(response))),
                )
            }
        })
    }

    /// <p>Returns the content of the specified pronunciation lexicon stored in an AWS Region. For more information, see <a href="http://docs.aws.amazon.com/polly/latest/dg/managing-lexicons.html">Managing Lexicons</a>.</p>
    fn get_lexicon(
        &self,
        input: GetLexiconInput,
    ) -> RusotoFuture<GetLexiconOutput, GetLexiconError> {
        let request_uri = format!("/v1/lexicons/{lexicon_name}", lexicon_name = input.name);

        let mut request = SignedRequest::new("GET", "polly", &self.region, &request_uri);
        request.set_content_type("application/x-amz-json-1.1".to_owned());

        self.client.sign_and_dispatch(request, |response| {
            if response.status.as_u16() == 200 {
                Box::new(response.buffer().from_err().map(|response| {
                    let mut body = response.body;

                    if body == b"null" {
                        body = b"{}".to_vec();
                    }

                    debug!("Response body: {:?}", body);
                    debug!("Response status: {}", response.status);
                    let result = serde_json::from_slice::<GetLexiconOutput>(&body).unwrap();

                    result
                }))
            } else {
                Box::new(
                    response
                        .buffer()
                        .from_err()
                        .and_then(|response| Err(GetLexiconError::from_response(response))),
                )
            }
        })
    }

    /// <p>Retrieves a specific SpeechSynthesisTask object based on its TaskID. This object contains information about the given speech synthesis task, including the status of the task, and a link to the S3 bucket containing the output of the task.</p>
    fn get_speech_synthesis_task(
        &self,
        input: GetSpeechSynthesisTaskInput,
    ) -> RusotoFuture<GetSpeechSynthesisTaskOutput, GetSpeechSynthesisTaskError> {
        let request_uri = format!("/v1/synthesisTasks/{task_id}", task_id = input.task_id);

        let mut request = SignedRequest::new("GET", "polly", &self.region, &request_uri);
        request.set_content_type("application/x-amz-json-1.1".to_owned());

        self.client.sign_and_dispatch(request, |response| {
            if response.status.as_u16() == 200 {
                Box::new(response.buffer().from_err().map(|response| {
                    let mut body = response.body;

                    if body == b"null" {
                        body = b"{}".to_vec();
                    }

                    debug!("Response body: {:?}", body);
                    debug!("Response status: {}", response.status);
                    let result =
                        serde_json::from_slice::<GetSpeechSynthesisTaskOutput>(&body).unwrap();

                    result
                }))
            } else {
                Box::new(
                    response.buffer().from_err().and_then(|response| {
                        Err(GetSpeechSynthesisTaskError::from_response(response))
                    }),
                )
            }
        })
    }

    /// <p>Returns a list of pronunciation lexicons stored in an AWS Region. For more information, see <a href="http://docs.aws.amazon.com/polly/latest/dg/managing-lexicons.html">Managing Lexicons</a>.</p>
    fn list_lexicons(
        &self,
        input: ListLexiconsInput,
    ) -> RusotoFuture<ListLexiconsOutput, ListLexiconsError> {
        let request_uri = "/v1/lexicons";

        let mut request = SignedRequest::new("GET", "polly", &self.region, &request_uri);
        request.set_content_type("application/x-amz-json-1.1".to_owned());

        let mut params = Params::new();
        if let Some(ref x) = input.next_token {
            params.put("NextToken", x);
        }
        request.set_params(params);

        self.client.sign_and_dispatch(request, |response| {
            if response.status.as_u16() == 200 {
                Box::new(response.buffer().from_err().map(|response| {
                    let mut body = response.body;

                    if body == b"null" {
                        body = b"{}".to_vec();
                    }

                    debug!("Response body: {:?}", body);
                    debug!("Response status: {}", response.status);
                    let result = serde_json::from_slice::<ListLexiconsOutput>(&body).unwrap();

                    result
                }))
            } else {
                Box::new(
                    response
                        .buffer()
                        .from_err()
                        .and_then(|response| Err(ListLexiconsError::from_response(response))),
                )
            }
        })
    }

    /// <p>Returns a list of SpeechSynthesisTask objects ordered by their creation date. This operation can filter the tasks by their status, for example, allowing users to list only tasks that are completed.</p>
    fn list_speech_synthesis_tasks(
        &self,
        input: ListSpeechSynthesisTasksInput,
    ) -> RusotoFuture<ListSpeechSynthesisTasksOutput, ListSpeechSynthesisTasksError> {
        let request_uri = "/v1/synthesisTasks";

        let mut request = SignedRequest::new("GET", "polly", &self.region, &request_uri);
        request.set_content_type("application/x-amz-json-1.1".to_owned());

        let mut params = Params::new();
        if let Some(ref x) = input.max_results {
            params.put("MaxResults", x);
        }
        if let Some(ref x) = input.next_token {
            params.put("NextToken", x);
        }
        if let Some(ref x) = input.status {
            params.put("Status", x);
        }
        request.set_params(params);

        self.client.sign_and_dispatch(request, |response| {
            if response.status.as_u16() == 200 {
                Box::new(response.buffer().from_err().map(|response| {
                    let mut body = response.body;

                    if body == b"null" {
                        body = b"{}".to_vec();
                    }

                    debug!("Response body: {:?}", body);
                    debug!("Response status: {}", response.status);
                    let result =
                        serde_json::from_slice::<ListSpeechSynthesisTasksOutput>(&body).unwrap();

                    result
                }))
            } else {
                Box::new(response.buffer().from_err().and_then(|response| {
                    Err(ListSpeechSynthesisTasksError::from_response(response))
                }))
            }
        })
    }

    /// <p>Stores a pronunciation lexicon in an AWS Region. If a lexicon with the same name already exists in the region, it is overwritten by the new lexicon. Lexicon operations have eventual consistency, therefore, it might take some time before the lexicon is available to the SynthesizeSpeech operation.</p> <p>For more information, see <a href="http://docs.aws.amazon.com/polly/latest/dg/managing-lexicons.html">Managing Lexicons</a>.</p>
    fn put_lexicon(
        &self,
        input: PutLexiconInput,
    ) -> RusotoFuture<PutLexiconOutput, PutLexiconError> {
        let request_uri = format!("/v1/lexicons/{lexicon_name}", lexicon_name = input.name);

        let mut request = SignedRequest::new("PUT", "polly", &self.region, &request_uri);
        request.set_content_type("application/x-amz-json-1.1".to_owned());

        let encoded = Some(serde_json::to_vec(&input).unwrap());
        request.set_payload(encoded);

        self.client.sign_and_dispatch(request, |response| {
            if response.status.as_u16() == 200 {
                Box::new(response.buffer().from_err().map(|response| {
                    let mut body = response.body;

                    if body == b"null" {
                        body = b"{}".to_vec();
                    }

                    debug!("Response body: {:?}", body);
                    debug!("Response status: {}", response.status);
                    let result = serde_json::from_slice::<PutLexiconOutput>(&body).unwrap();

                    result
                }))
            } else {
                Box::new(
                    response
                        .buffer()
                        .from_err()
                        .and_then(|response| Err(PutLexiconError::from_response(response))),
                )
            }
        })
    }

    /// <p>Allows the creation of an asynchronous synthesis task, by starting a new <code>SpeechSynthesisTask</code>. This operation requires all the standard information needed for speech synthesis, plus the name of an Amazon S3 bucket for the service to store the output of the synthesis task and two optional parameters (OutputS3KeyPrefix and SnsTopicArn). Once the synthesis task is created, this operation will return a SpeechSynthesisTask object, which will include an identifier of this task as well as the current status.</p>
    fn start_speech_synthesis_task(
        &self,
        input: StartSpeechSynthesisTaskInput,
    ) -> RusotoFuture<StartSpeechSynthesisTaskOutput, StartSpeechSynthesisTaskError> {
        let request_uri = "/v1/synthesisTasks";

        let mut request = SignedRequest::new("POST", "polly", &self.region, &request_uri);
        request.set_content_type("application/x-amz-json-1.1".to_owned());

        let encoded = Some(serde_json::to_vec(&input).unwrap());
        request.set_payload(encoded);

        self.client.sign_and_dispatch(request, |response| {
            if response.status.as_u16() == 200 {
                Box::new(response.buffer().from_err().map(|response| {
                    let mut body = response.body;

                    if body == b"null" {
                        body = b"{}".to_vec();
                    }

                    debug!("Response body: {:?}", body);
                    debug!("Response status: {}", response.status);
                    let result =
                        serde_json::from_slice::<StartSpeechSynthesisTaskOutput>(&body).unwrap();

                    result
                }))
            } else {
                Box::new(response.buffer().from_err().and_then(|response| {
                    Err(StartSpeechSynthesisTaskError::from_response(response))
                }))
            }
        })
    }

    /// <p>Synthesizes UTF-8 input, plain text or SSML, to a stream of bytes. SSML input must be valid, well-formed SSML. Some alphabets might not be available with all the voices (for example, Cyrillic might not be read at all by English voices) unless phoneme mapping is used. For more information, see <a href="http://docs.aws.amazon.com/polly/latest/dg/how-text-to-speech-works.html">How it Works</a>.</p>
    fn synthesize_speech(
        &self,
        input: SynthesizeSpeechInput,
    ) -> RusotoFuture<SynthesizeSpeechOutput, SynthesizeSpeechError> {
        let request_uri = "/v1/speech";

        let mut request = SignedRequest::new("POST", "polly", &self.region, &request_uri);
        request.set_content_type("application/x-amz-json-1.1".to_owned());

        let encoded = Some(serde_json::to_vec(&input).unwrap());
        request.set_payload(encoded);

        self.client.sign_and_dispatch(request, |response| {
            if response.status.as_u16() == 200 {
                Box::new(response.buffer().from_err().map(|response| {
                    let mut result = SynthesizeSpeechOutput::default();
                    result.audio_stream = Some(response.body);

                    if let Some(content_type) = response.headers.get("Content-Type") {
                        let value = content_type.to_owned();
                        result.content_type = Some(value)
                    };
                    if let Some(request_characters) =
                        response.headers.get("x-amzn-RequestCharacters")
                    {
                        let value = request_characters.to_owned();
                        result.request_characters = Some(value.parse::<i64>().unwrap())
                    };

                    result
                }))
            } else {
                Box::new(
                    response
                        .buffer()
                        .from_err()
                        .and_then(|response| Err(SynthesizeSpeechError::from_response(response))),
                )
            }
        })
    }
}

#[cfg(test)]
mod protocol_tests {}