@voice-ping/cognitive-services-speech/distrib/es2015/src/sdk/Transcription/ConversationTranslator.d.ts.map

VoicePing Cognitive Services Speech SDK for JavaScript forked from Microsoft

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All rights reserved.\n// Licensed under the MIT license.\n// Multi-device Conversation is a Preview feature.\n\nimport { ConversationConnectionConfig } from \"../../common.speech/Exports\";\nimport { IDisposable, IErrorMessages } from \"../../common/Exports\";\nimport { Contracts } from \"../Contracts\";\nimport {\n    AudioConfig,\n    CancellationErrorCode,\n    CancellationReason,\n    Connection,\n    ConnectionEventArgs,\n    ProfanityOption,\n    PropertyCollection,\n    PropertyId,\n    Recognizer,\n    SessionEventArgs,\n    SpeechTranslationConfig,\n    TranslationRecognitionCanceledEventArgs,\n    TranslationRecognitionEventArgs,\n    TranslationRecognizer\n} from \"../Exports\";\nimport { ConversationImpl } from \"./Conversation\";\nimport {\n    ConversationExpirationEventArgs,\n    ConversationParticipantsChangedEventArgs,\n    ConversationTranslationCanceledEventArgs,\n    ConversationTranslationEventArgs,\n    Participant,\n} from \"./Exports\";\nimport { Callback, IConversation } from \"./IConversation\";\nimport { IConversationTranslator } from \"./IConversationTranslator\";\n\nexport enum SpeechState {\n    Inactive, Connecting, Connected\n}\n\n/***\n * Join, leave or connect to a conversation.\n */\nexport class ConversationTranslator implements IConversationTranslator, IDisposable {\n\n    private privSpeechRecognitionLanguage: string;\n    private privProperties: PropertyCollection;\n    private privAudioConfig: AudioConfig;\n    private privSpeechTranslationConfig: SpeechTranslationConfig;\n    private privTranslationRecognizerConnection: Connection;\n    private privIsDisposed: boolean = false;\n    private privTranslationRecognizer: TranslationRecognizer;\n    private privIsSpeaking: boolean = false;\n    private privConversation: ConversationImpl;\n    private privSpeechState: SpeechState = SpeechState.Inactive;\n    private privErrors: IErrorMessages = ConversationConnectionConfig.restErrors;\n    private privPlaceholderKey: string = \"abcdefghijklmnopqrstuvwxyz012345\";\n    private privPlaceholderRegion: string = \"westus\";\n\n    public constructor(audioConfig?: AudioConfig) {\n        this.privProperties = new PropertyCollection();\n        this.privAudioConfig = audioConfig;\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    public canceled: (sender: IConversationTranslator, event: ConversationTranslationCanceledEventArgs) => void;\n    public conversationExpiration: (sender: IConversationTranslator, event: ConversationExpirationEventArgs) => void;\n    public participantsChanged: (sender: IConversationTranslator, event: ConversationParticipantsChangedEventArgs) => void;\n    public sessionStarted: (sender: IConversationTranslator, event: SessionEventArgs) => void;\n    public sessionStopped: (sender: IConversationTranslator, event: SessionEventArgs) => void;\n    public textMessageReceived: (sender: IConversationTranslator, event: ConversationTranslationEventArgs) => void;\n    public transcribed: (sender: IConversationTranslator, event: ConversationTranslationEventArgs) => void;\n    public transcribing: (sender: IConversationTranslator, event: ConversationTranslationEventArgs) => void;\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: any, 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 === \"\") { lang = ConversationConnectionConfig.defaultLanguageCode; }\n\n                // create a placecholder 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 endpoint: string = this.privProperties.getProperty(PropertyId.ConversationTranslator_Host);\n                if (endpoint) {\n                    this.privSpeechTranslationConfig.setProperty(PropertyId[PropertyId.ConversationTranslator_Host], endpoint);\n                }\n                const speechEndpointHost: string = this.privProperties.getProperty(PropertyId.SpeechServiceConnection_Host);\n                if (speechEndpointHost) {\n                    this.privSpeechTranslationConfig.setProperty(PropertyId[PropertyId.SpeechServiceConnection_Host], speechEndpointHost);\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) => {\n\n                        if (!result) {\n                            this.handleError(new Error(this.privErrors.permissionDeniedConnect), param3);\n                        }\n\n                        this.privSpeechTranslationConfig.authorizationToken = result;\n\n                        // connect to the ws\n                        this.privConversation.startConversationAsync(\n                            (() => {\n                                this.handleCallback(param2, param3);\n                            }),\n                            ((error: any) => {\n                                this.handleError(error, param3);\n                            }));\n\n                    }),\n                    ((error: any) => {\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\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        try {\n\n            // stop the speech websocket\n            this.cancelSpeech();\n\n            // stop the websocket\n            this.privConversation.endConversationAsync(\n                (() => {\n                    // https delete request\n                    this.privConversation.deleteConversationAsync(\n                        (() => {\n                            this.handleCallback(cb, err);\n                            this.dispose();\n                        }),\n                        ((error: any) => {\n                            this.handleError(error, err);\n                        }));\n                }),\n                ((error: any) => {\n                    this.handleError(error, err);\n                }));\n\n        } catch (error) {\n            this.handleError(error, err);\n        }\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\n        try {\n            Contracts.throwIfNullOrUndefined(this.privConversation, this.privErrors.permissionDeniedSend);\n            Contracts.throwIfNullOrUndefined(this.privConversation.room.token, this.privErrors.permissionDeniedConnect);\n\n            if (!this.canSpeak) {\n                this.handleError(new Error(this.privErrors.permissionDeniedSend), err);\n            }\n\n            if (this.privTranslationRecognizer === undefined) {\n                this.connectTranslatorRecognizer(\n                    (() => {\n                        this.startContinuousRecognition(\n                            (() => {\n                                this.privIsSpeaking = true;\n                                this.handleCallback(cb, err);\n                            }),\n                            ((error: any) => {\n\n                                this.privIsSpeaking = false;\n                                // this.fireCancelEvent(error);\n                                this.cancelSpeech();\n                                this.handleError(error, err);\n                            }));\n                    }),\n                    ((error: any) => {\n                        this.handleError(error, err);\n                    }));\n            } else {\n                this.startContinuousRecognition(\n                    (() => {\n                        this.privIsSpeaking = true;\n                        this.handleCallback(cb, err);\n                    }),\n                    ((error: any) => {\n                        this.privIsSpeaking = false;\n                        // this.fireCancelEvent(error);\n                        this.cancelSpeech();\n\n                        this.handleError(error, err);\n                    }));\n            }\n\n        } catch (error) {\n\n            this.handleError(error, err);\n\n            this.cancelSpeech();\n\n        }\n    }\n\n    /**\n     * Stop speaking\n     * @param cb\n     * @param err\n     */\n    public stopTranscribingAsync(cb?: Callback, err?: Callback): void {\n\n        try {\n            if (!this.privIsSpeaking) {\n                // stop speech\n                this.cancelSpeech();\n                this.handleCallback(cb, err);\n                return;\n            }\n\n            // stop the recognition but leave the websocket open\n            this.privIsSpeaking = false;\n            this.privTranslationRecognizer?.stopContinuousRecognitionAsync(() => {\n                this.handleCallback(cb, err);\n            }, (error: any) => {\n                this.handleError(error, err);\n                this.cancelSpeech();\n            });\n\n        } catch (error) {\n            this.handleError(error, err);\n            this.cancelSpeech();\n        }\n    }\n\n    public isDisposed(): boolean {\n        return this.privIsDisposed;\n    }\n\n    public dispose(reason?: string): void {\n        if (this.isDisposed && !this.privIsSpeaking) {\n            return;\n        }\n        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    }\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     * @param cb\n     * @param err\n     */\n    private connectTranslatorRecognizer(cb?: Callback, err?: Callback): void {\n\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            // TODO\n            const token: string = encodeURIComponent(this.privConversation.room.token);\n\n            let endpointHost: string = this.privSpeechTranslationConfig.getProperty(\n                PropertyId[PropertyId.SpeechServiceConnection_Host], ConversationConnectionConfig.speechHost);\n            endpointHost = endpointHost.replace(\"{region}\", this.privConversation.room.cognitiveSpeechRegion);\n\n            const url: string = `wss://${endpointHost}${ConversationConnectionConfig.speechPath}?${ConversationConnectionConfig.configParams.token}=${token}`;\n\n            this.privSpeechTranslationConfig.setProperty(PropertyId[PropertyId.SpeechServiceConnection_Endpoint], url);\n\n            this.privTranslationRecognizer = new TranslationRecognizer(this.privSpeechTranslationConfig, this.privAudioConfig);\n            this.privTranslationRecognizerConnection = Connection.fromRecognizer(this.privTranslationRecognizer);\n            this.privTranslationRecognizerConnection.connected = this.onSpeechConnected;\n            this.privTranslationRecognizerConnection.disconnected = this.onSpeechDisconnected;\n            this.privTranslationRecognizer.recognized = this.onSpeechRecognized;\n            this.privTranslationRecognizer.recognizing = this.onSpeechRecognizing;\n            this.privTranslationRecognizer.canceled = this.onSpeechCanceled;\n            this.privTranslationRecognizer.sessionStarted = this.onSpeechSessionStarted;\n            this.privTranslationRecognizer.sessionStopped = this.onSpeechSessionStopped;\n\n            this.handleCallback(cb, err);\n\n        } catch (error) {\n\n            this.handleError(error, err);\n\n            this.cancelSpeech();\n            // this.fireCancelEvent(error); ?\n\n        }\n    }\n\n    /**\n     * Handle the start speaking request\n     * @param cb\n     * @param err\n     */\n    private startContinuousRecognition(cb?: Callback, err?: Callback): void {\n        this.privTranslationRecognizer.startContinuousRecognitionAsync(cb, err);\n    }\n\n    /** Recognizer callbacks */\n    private onSpeechConnected = (e: ConnectionEventArgs) => {\n        this.privSpeechState = SpeechState.Connected;\n    }\n\n    private onSpeechDisconnected = (e: ConnectionEventArgs) => {\n        this.privSpeechState = SpeechState.Inactive;\n        this.cancelSpeech();\n    }\n\n    private onSpeechRecognized = (r: TranslationRecognizer, e: TranslationRecognitionEventArgs) => {\n        // TODO: add support for getting recognitions from here if own speech\n\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            this.cancelSpeech();\n            // TODO: format the error message contained in 'errorDetails'\n            this.fireCancelEvent(e.result.errorDetails);\n        }\n    }\n\n    private onSpeechRecognizing = (r: TranslationRecognizer, e: TranslationRecognitionEventArgs) => {\n        // TODO: add support for getting recognitions from here if own speech\n    }\n\n    private onSpeechCanceled = (r: TranslationRecognizer, e: TranslationRecognitionCanceledEventArgs) => {\n        if (this.privSpeechState !== SpeechState.Inactive) {\n            try {\n                this.cancelSpeech();\n            } catch (error) {\n                this.privSpeechState = SpeechState.Inactive;\n            }\n        }\n    }\n\n    private onSpeechSessionStarted = (r: Recognizer, e: SessionEventArgs) => {\n        this.privSpeechState = SpeechState.Connected;\n\n    }\n\n    private onSpeechSessionStopped = (r: Recognizer, e: SessionEventArgs) => {\n        this.privSpeechState = SpeechState.Inactive;\n    }\n\n    /**\n     * Fire a cancel event\n     * @param error\n     */\n    private fireCancelEvent(error: any): void {\n        try {\n            if (!!this.canceled) {\n                const cancelEvent: ConversationTranslationCanceledEventArgs = new ConversationTranslationCanceledEventArgs(\n                    error?.reason ?? CancellationReason.Error,\n                    error?.errorDetails ?? error,\n                    error?.errorCode ?? CancellationErrorCode.RuntimeError,\n                    undefined,\n                    error?.sessionId);\n\n                this.canceled(this, cancelEvent);\n            }\n        } catch (e) {\n            //\n        }\n    }\n\n    /**\n     * Cancel the speech websocket\n     */\n    private cancelSpeech(): void {\n        try {\n            this.privIsSpeaking = false;\n            this.privTranslationRecognizer?.stopContinuousRecognitionAsync();\n            this.privTranslationRecognizerConnection?.closeConnection();\n            this.privTranslationRecognizerConnection = undefined;\n            this.privTranslationRecognizer = undefined;\n            this.privSpeechState = SpeechState.Inactive;\n        } catch (e) {\n            // ignore the error\n        }\n    }\n\n    private get canSpeak(): boolean {\n\n        // is there a Conversation websocket available\n        if (!this.privConversation.isConnected) {\n            return false;\n        }\n\n        // is the user already speaking\n        if (this.privIsSpeaking || this.privSpeechState === SpeechState.Connected || this.privSpeechState === 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    private handleCallback(cb: Callback, err: Callback): void {\n        if (!!cb) {\n            try {\n                cb();\n            } catch (e) {\n                if (!!err) {\n                    err(e);\n                }\n            }\n            cb = undefined;\n        }\n    }\n\n    private handleError(error: any, err: Callback): void {\n        if (!!err) {\n            if (error instanceof Error) {\n                const typedError: Error = error as Error;\n                err(typedError.name + \": \" + typedError.message);\n\n            } else {\n                err(error);\n            }\n        }\n    }\n}\n"]}