@hahnpro/ms-speech-sdk/distrib/lib/src/sdk/Transcription/ConversationTranslator.d.ts.map

Microsoft Cognitive Services Speech SDK for JavaScript

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All rights reserved.\n// Licensed under the MIT license.\n// Multi-device Conversation is a Preview feature.\n\n/* eslint-disable max-classes-per-file */\n\nimport {\n    ConversationConnectionConfig,\n    IAuthentication,\n    ServicePropertiesPropertyName,\n} from \"../../common.speech/Exports.js\";\nimport { ConversationTranslatorConnectionFactory } from \"../../common.speech/Transcription/ConversationTranslatorConnectionFactory.js\";\nimport {\n    IDisposable,\n    IErrorMessages,\n    IStringDictionary,\n    marshalPromiseToCallbacks\n} from \"../../common/Exports.js\";\nimport { Contracts } from \"../Contracts.js\";\nimport {\n    AudioConfig,\n    CancellationErrorCode,\n    CancellationReason,\n    ProfanityOption,\n    PropertyCollection,\n    PropertyId,\n    ServicePropertyChannel,\n    SessionEventArgs,\n    SpeechTranslationConfig,\n    TranslationRecognitionEventArgs,\n    TranslationRecognizer\n} from \"../Exports.js\";\nimport { ConversationImpl } from \"./Conversation.js\";\nimport {\n    ConversationCommon,\n    ConversationExpirationEventArgs,\n    ConversationHandler,\n    ConversationParticipantsChangedEventArgs,\n    ConversationTranslationCanceledEventArgs,\n    ConversationTranslationEventArgs,\n    IConversationTranslator,\n    Participant\n} from \"./Exports.js\";\nimport { Callback, IConversation } from \"./IConversation.js\";\n\nexport enum SpeechState {\n    Inactive, Connecting, Connected\n}\n\n// child class of TranslationRecognizer meant only for use with ConversationTranslator\nclass ConversationTranslationRecognizer extends TranslationRecognizer {\n    private privTranslator: ConversationTranslator;\n    private privSpeechState: SpeechState;\n\n    public constructor(speechConfig: SpeechTranslationConfig, audioConfig: AudioConfig, translator: ConversationTranslator, convGetter: () => ConversationImpl) {\n\n        super(speechConfig, audioConfig, new ConversationTranslatorConnectionFactory(convGetter));\n\n        this.privSpeechState = SpeechState.Inactive;\n        if (!!translator) {\n            this.privTranslator = translator;\n            this.sessionStarted = (): void => {\n                this.privSpeechState = SpeechState.Connected;\n            };\n\n            this.sessionStopped = (): void => {\n                this.privSpeechState = SpeechState.Inactive;\n            };\n\n            this.recognizing = (tr: TranslationRecognizer, e: TranslationRecognitionEventArgs): void => {\n                if (!!this.privTranslator.recognizing) {\n                    this.privTranslator.recognizing(this.privTranslator, e);\n                }\n            };\n\n            // eslint-disable-next-line @typescript-eslint/no-misused-promises\n            this.recognized = async (tr: TranslationRecognizer, e: TranslationRecognitionEventArgs): Promise<void> => {\n                // if there is an error connecting to the conversation service from the speech service the error will be returned in the ErrorDetails field.\n                if (e.result?.errorDetails) {\n                    await this.cancelSpeech();\n                    // TODO: format the error message contained in 'errorDetails'\n                    this.fireCancelEvent(e.result.errorDetails);\n                } else {\n                    if (!!this.privTranslator.recognized) {\n                        this.privTranslator.recognized(this.privTranslator, e);\n                    }\n                }\n                return;\n            };\n\n            // eslint-disable-next-line @typescript-eslint/no-misused-promises\n            this.canceled = async (): Promise<void> => {\n                if (this.privSpeechState !== SpeechState.Inactive) {\n                    try {\n                        await this.cancelSpeech();\n                    } catch (error) {\n                        this.privSpeechState = SpeechState.Inactive;\n                    }\n                }\n            };\n        }\n    }\n\n    public get state(): SpeechState {\n        return this.privSpeechState;\n    }\n\n    public set state(newState: SpeechState) {\n        this.privSpeechState = newState;\n    }\n\n    public set authentication(token: IAuthentication) {\n        this.privReco.authentication = token;\n    }\n\n\n    public onConnection(): void {\n        this.privSpeechState = SpeechState.Connected;\n    }\n\n    public async onCancelSpeech(): Promise<void> {\n        this.privSpeechState = SpeechState.Inactive;\n        await this.cancelSpeech();\n    }\n\n    /**\n     * Fire a cancel event\n     * @param error\n     */\n    private fireCancelEvent(error: string): void {\n        try {\n            if (!!this.privTranslator.canceled) {\n                const cancelEvent: ConversationTranslationCanceledEventArgs = new ConversationTranslationCanceledEventArgs(\n                    CancellationReason.Error,\n                    error,\n                    CancellationErrorCode.RuntimeError\n                    );\n\n                this.privTranslator.canceled(this.privTranslator, cancelEvent);\n            }\n        } catch (e) {\n            //\n        }\n    }\n\n    private async cancelSpeech(): Promise<void> {\n        try {\n            this.stopContinuousRecognitionAsync();\n            await this.privReco?.disconnect();\n            this.privSpeechState = SpeechState.Inactive;\n        } catch (e) {\n            // ignore the error\n        }\n    }\n}\n\n/**\n * Join, leave or connect to a conversation.\n */\nexport class ConversationTranslator extends ConversationCommon implements IConversationTranslator, IDisposable {\n\n    public canceled: (sender: ConversationHandler, event: ConversationTranslationCanceledEventArgs) => void;\n    public conversationExpiration: (sender: IConversationTranslator, event: ConversationExpirationEventArgs) => void;\n    public participantsChanged: (sender: IConversationTranslator, event: ConversationParticipantsChangedEventArgs) => void;\n    public sessionStarted: (sender: ConversationHandler, event: SessionEventArgs) => void;\n    public sessionStopped: (sender: ConversationHandler, event: SessionEventArgs) => void;\n    public textMessageReceived: (sender: IConversationTranslator, event: ConversationTranslationEventArgs) => void;\n\n    // Callbacks for whole conversation results\n    public transcribed: (sender: IConversationTranslator, event: ConversationTranslationEventArgs) => void;\n    public transcribing: (sender: IConversationTranslator, event: ConversationTranslationEventArgs) => void;\n\n    // Callbacks for detecting speech/translation results from self\n    public recognized: (sender: IConversationTranslator, event: TranslationRecognitionEventArgs) => void;\n    public recognizing: (sender: IConversationTranslator, event: TranslationRecognitionEventArgs) => void;\n\n    private privSpeechRecognitionLanguage: string;\n    private privProperties: PropertyCollection;\n    private privIsDisposed: boolean;\n    private privCTRecognizer: ConversationTranslationRecognizer;\n    private privIsSpeaking: boolean;\n    private privConversation: ConversationImpl;\n    private privErrors: IErrorMessages = ConversationConnectionConfig.restErrors;\n    private privPlaceholderKey: string;\n    private privPlaceholderRegion: string;\n\n    public constructor(audioConfig?: AudioConfig) {\n        super(audioConfig);\n        this.privIsDisposed = false;\n        this.privIsSpeaking = false;\n        this.privPlaceholderKey = \"abcdefghijklmnopqrstuvwxyz012345\";\n        this.privPlaceholderRegion = \"westus\";\n        this.privProperties = new PropertyCollection();\n    }\n\n    public get properties(): PropertyCollection {\n        return this.privProperties;\n    }\n\n    public get speechRecognitionLanguage(): string {\n        return this.privSpeechRecognitionLanguage;\n    }\n\n    public get participants(): Participant[] {\n        return this.privConversation?.participants;\n    }\n\n    private get canSpeak(): boolean {\n\n        // is there a Conversation websocket available and has the Recognizer been set up\n        if (!this.privConversation.isConnected || !this.privCTRecognizer) {\n            return false;\n        }\n\n        // is the user already speaking\n        if (this.privIsSpeaking || this.privCTRecognizer.state === SpeechState.Connected || this.privCTRecognizer.state === SpeechState.Connecting) {\n            return false;\n        }\n\n        // is the user muted\n        if (this.privConversation.isMutedByHost) {\n            return false;\n        }\n\n        return true;\n    }\n\n    public onToken(token: IAuthentication): void {\n        this.privCTRecognizer.authentication = token;\n    }\n\n    public setServiceProperty(name: string, value: string): void {\n        const currentProperties: IStringDictionary<string> = JSON.parse(this.privProperties.getProperty(ServicePropertiesPropertyName, \"{}\")) as IStringDictionary<string>;\n\n        currentProperties[name] = value;\n\n        this.privProperties.setProperty(ServicePropertiesPropertyName, JSON.stringify(currentProperties));\n    }\n\n    /**\n     * Join a conversation. If this is the host, pass in the previously created Conversation object.\n     * @param conversation\n     * @param nickname\n     * @param lang\n     * @param cb\n     * @param err\n     */\n    public joinConversationAsync(conversation: IConversation, nickname: string, cb?: Callback, err?: Callback): void;\n    public joinConversationAsync(conversationId: string, nickname: string, lang: string, cb?: Callback, err?: Callback): void;\n    public joinConversationAsync(conversation: string | IConversation, nickname: string, param1?: string | Callback, param2?: Callback, param3?: Callback): void {\n\n        try {\n\n            if (typeof conversation === \"string\") {\n\n                Contracts.throwIfNullOrUndefined(conversation, this.privErrors.invalidArgs.replace(\"{arg}\", \"conversation id\"));\n                Contracts.throwIfNullOrWhitespace(nickname, this.privErrors.invalidArgs.replace(\"{arg}\", \"nickname\"));\n\n                if (!!this.privConversation) {\n                    this.handleError(new Error(this.privErrors.permissionDeniedStart), param3);\n                }\n\n                let lang: string = param1 as string;\n                if (lang === undefined || lang === null || lang === \"\") {\n                    lang = ConversationConnectionConfig.defaultLanguageCode;\n                }\n\n                // create a placeholder config\n                this.privSpeechTranslationConfig = SpeechTranslationConfig.fromSubscription(\n                    this.privPlaceholderKey,\n                    this.privPlaceholderRegion);\n                this.privSpeechTranslationConfig.setProfanity(ProfanityOption.Masked);\n                this.privSpeechTranslationConfig.addTargetLanguage(lang);\n                this.privSpeechTranslationConfig.setProperty(PropertyId[PropertyId.SpeechServiceConnection_RecoLanguage], lang);\n                this.privSpeechTranslationConfig.setProperty(PropertyId[PropertyId.ConversationTranslator_Name], nickname);\n\n                const propertyIdsToCopy: (string | PropertyId)[] = [\n                    PropertyId.SpeechServiceConnection_Host,\n                    PropertyId.ConversationTranslator_Host,\n                    PropertyId.SpeechServiceConnection_Endpoint,\n                    PropertyId.SpeechServiceConnection_ProxyHostName,\n                    PropertyId.SpeechServiceConnection_ProxyPassword,\n                    PropertyId.SpeechServiceConnection_ProxyPort,\n                    PropertyId.SpeechServiceConnection_ProxyUserName,\n                    \"ConversationTranslator_MultiChannelAudio\",\n                    \"ConversationTranslator_Region\"\n                ];\n\n                for (const prop of propertyIdsToCopy) {\n                    const value = this.privProperties.getProperty(prop);\n                    if (value) {\n                        const key = typeof prop === \"string\" ? prop : PropertyId[prop];\n                        this.privSpeechTranslationConfig.setProperty(key, value);\n                    }\n                }\n\n                const currentProperties  = JSON.parse(this.privProperties.getProperty(ServicePropertiesPropertyName, \"{}\")) as IStringDictionary<string>;\n                for (const prop of Object.keys(currentProperties)) {\n                    this.privSpeechTranslationConfig.setServiceProperty(prop, currentProperties[prop], ServicePropertyChannel.UriQueryParameter);\n                }\n\n                // join the conversation\n                this.privConversation = new ConversationImpl(this.privSpeechTranslationConfig);\n                this.privConversation.conversationTranslator = this;\n\n                this.privConversation.joinConversationAsync(\n                    conversation,\n                    nickname,\n                    lang,\n                    ((result: string): void => {\n\n                        if (!result) {\n                            this.handleError(new Error(this.privErrors.permissionDeniedConnect), param3);\n                        }\n\n                        this.privSpeechTranslationConfig.authorizationToken = result;\n                        this.privConversation.room.isHost = false;\n\n                        // connect to the ws\n                        this.privConversation.startConversationAsync(\n                            ((): void => {\n                                this.handleCallback(param2, param3);\n                            }),\n                            ((error: any): void => {\n                                this.handleError(error, param3);\n                            }));\n\n                    }),\n                    ((error: any): void => {\n                        this.handleError(error, param3);\n                    }));\n\n            } else if (typeof conversation === \"object\") {\n\n                Contracts.throwIfNullOrUndefined(conversation, this.privErrors.invalidArgs.replace(\"{arg}\", \"conversation id\"));\n                Contracts.throwIfNullOrWhitespace(nickname, this.privErrors.invalidArgs.replace(\"{arg}\", \"nickname\"));\n\n                // save the nickname\n                this.privProperties.setProperty(PropertyId.ConversationTranslator_Name, nickname);\n                // ref the conversation object\n                this.privConversation = conversation as ConversationImpl;\n                // ref the conversation translator object\n                this.privConversation.conversationTranslator = this;\n                this.privConversation.room.isHost = true;\n\n                Contracts.throwIfNullOrUndefined(this.privConversation, this.privErrors.permissionDeniedConnect);\n                Contracts.throwIfNullOrUndefined(this.privConversation.room.token, this.privErrors.permissionDeniedConnect);\n\n                this.privSpeechTranslationConfig = conversation.config;\n\n                this.handleCallback(param1 as Callback, param2);\n            } else {\n                this.handleError(\n                    new Error(this.privErrors.invalidArgs.replace(\"{arg}\", \"invalid conversation type\")),\n                    param2);\n            }\n\n        } catch (error) {\n            this.handleError(error, typeof param1 === \"string\" ? param3 : param2);\n        }\n    }\n\n    /**\n     * Leave the conversation\n     * @param cb\n     * @param err\n     */\n    public leaveConversationAsync(cb?: Callback, err?: Callback): void {\n\n        marshalPromiseToCallbacks((async (): Promise<void> => {\n\n            // stop the speech websocket\n            await this.cancelSpeech();\n            // stop the websocket\n            await this.privConversation.endConversationImplAsync();\n            // https delete request\n            await this.privConversation.deleteConversationImplAsync();\n            this.dispose();\n\n        })(), cb, err);\n    }\n\n    /**\n     * Send a text message\n     * @param message\n     * @param cb\n     * @param err\n     */\n    public sendTextMessageAsync(message: string, cb?: Callback, err?: Callback): void {\n\n        try {\n            Contracts.throwIfNullOrUndefined(this.privConversation, this.privErrors.permissionDeniedSend);\n            Contracts.throwIfNullOrWhitespace(message, this.privErrors.invalidArgs.replace(\"{arg}\", message));\n\n            this.privConversation.sendTextMessageAsync(message, cb, err);\n        } catch (error) {\n\n            this.handleError(error, err);\n        }\n    }\n\n    /**\n     * Start speaking\n     * @param cb\n     * @param err\n     */\n    public startTranscribingAsync(cb?: Callback, err?: Callback): void {\n        marshalPromiseToCallbacks((async (): Promise<void> => {\n            try {\n                Contracts.throwIfNullOrUndefined(this.privConversation, this.privErrors.permissionDeniedSend);\n                Contracts.throwIfNullOrUndefined(this.privConversation.room.token, this.privErrors.permissionDeniedConnect);\n\n                if (this.privCTRecognizer === undefined) {\n                    await this.connectTranslatorRecognizer();\n                }\n                Contracts.throwIfNullOrUndefined(this.privCTRecognizer, this.privErrors.permissionDeniedSend);\n\n                if (!this.canSpeak) {\n                    this.handleError(new Error(this.privErrors.permissionDeniedSend), err);\n                }\n\n                await this.startContinuousRecognition();\n\n                this.privIsSpeaking = true;\n            } catch (error) {\n                this.privIsSpeaking = false;\n                await this.cancelSpeech();\n                throw error;\n            }\n        })(), cb, err);\n    }\n\n    /**\n     * Stop speaking\n     * @param cb\n     * @param err\n     */\n    public stopTranscribingAsync(cb?: Callback, err?: Callback): void {\n        marshalPromiseToCallbacks((async (): Promise<void> => {\n            try {\n                if (!this.privIsSpeaking) {\n                    // stop speech\n                    await this.cancelSpeech();\n                    return;\n                }\n\n                // stop the recognition but leave the websocket open\n                this.privIsSpeaking = false;\n                await new Promise<void>((resolve: (value: void) => void, reject: (reason?: any) => void): void => {\n                    this.privCTRecognizer.stopContinuousRecognitionAsync(resolve, reject);\n                });\n\n            } catch (error) {\n                await this.cancelSpeech();\n            }\n        })(), cb, err);\n    }\n\n    public isDisposed(): boolean {\n        return this.privIsDisposed;\n    }\n\n    public dispose(reason?: string, success?: () => void, err?: (error: string) => void): void {\n        marshalPromiseToCallbacks((async (): Promise<void> => {\n            if (this.isDisposed && !this.privIsSpeaking) {\n                return;\n            }\n            await this.cancelSpeech();\n            this.privIsDisposed = true;\n            this.privSpeechTranslationConfig.close();\n            this.privSpeechRecognitionLanguage = undefined;\n            this.privProperties = undefined;\n            this.privAudioConfig = undefined;\n            this.privSpeechTranslationConfig = undefined;\n            this.privConversation.dispose();\n            this.privConversation = undefined;\n        })(), success, err);\n    }\n\n    /**\n     * Cancel the speech websocket\n     */\n    private async cancelSpeech(): Promise<void> {\n        try {\n            this.privIsSpeaking = false;\n            await this.privCTRecognizer?.onCancelSpeech();\n            this.privCTRecognizer = undefined;\n        } catch (e) {\n            // ignore the error\n        }\n    }\n\n    /**\n     * Connect to the speech translation recognizer.\n     * Currently there is no language validation performed before sending the SpeechLanguage code to the service.\n     * If it's an invalid language the raw error will be: 'Error during WebSocket handshake: Unexpected response code: 400'\n     * e.g. pass in 'fr' instead of 'fr-FR', or a text-only language 'cy'\n     */\n    private async connectTranslatorRecognizer(): Promise<void> {\n        try {\n\n            if (this.privAudioConfig === undefined) {\n                this.privAudioConfig = AudioConfig.fromDefaultMicrophoneInput();\n            }\n\n            // clear the temp subscription key if it's a participant joining\n            if (this.privSpeechTranslationConfig.getProperty(PropertyId[PropertyId.SpeechServiceConnection_Key])\n                === this.privPlaceholderKey) {\n                this.privSpeechTranslationConfig.setProperty(PropertyId[PropertyId.SpeechServiceConnection_Key], \"\");\n            }\n\n            const convGetter = (): ConversationImpl => this.privConversation;\n            this.privCTRecognizer = new ConversationTranslationRecognizer(this.privSpeechTranslationConfig, this.privAudioConfig, this, convGetter);\n        } catch (error) {\n            await this.cancelSpeech();\n            throw error;\n        }\n    }\n\n    /**\n     * Handle the start speaking request\n     */\n    private startContinuousRecognition(): Promise<void> {\n        return new Promise((resolve: () => void, reject: (error: string) => void): void => {\n            this.privCTRecognizer.startContinuousRecognitionAsync(resolve, reject);\n        });\n    }\n}\n"]}