@hahnpro/ms-speech-sdk/distrib/lib/src/common.speech/SynthesisAdapterBase.d.ts.map

Microsoft Cognitive Services Speech SDK for JavaScript

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All rights reserved.\n// Licensed under the MIT license.\n\nimport {\n    ArgumentNullError,\n    ConnectionClosedEvent,\n    ConnectionEvent,\n    ConnectionMessage,\n    ConnectionState,\n    createNoDashGuid,\n    EventSource,\n    IAudioDestination,\n    IConnection,\n    IDisposable,\n    MessageType,\n    ServiceEvent,\n} from \"../common/Exports.js\";\nimport { AudioOutputFormatImpl } from \"../sdk/Audio/AudioOutputFormat.js\";\nimport {\n    CancellationErrorCode,\n    CancellationReason,\n    PropertyCollection,\n    PropertyId,\n    ResultReason,\n    SpeechSynthesisBookmarkEventArgs,\n    SpeechSynthesisResult,\n    SpeechSynthesisVisemeEventArgs,\n    SpeechSynthesisWordBoundaryEventArgs,\n    Synthesizer,\n} from \"../sdk/Exports.js\";\nimport {\n    AgentConfig,\n    CancellationErrorCodePropertyName,\n    ISynthesisConnectionFactory,\n    ISynthesisMetadata,\n    MetadataType,\n    SynthesisAudioMetadata,\n    SynthesisContext,\n    SynthesisTurn,\n    SynthesizerConfig\n} from \"./Exports.js\";\nimport { AuthInfo, IAuthentication } from \"./IAuthentication.js\";\nimport { SpeechConnectionMessage } from \"./SpeechConnectionMessage.Internal.js\";\n\nexport abstract class SynthesisAdapterBase implements IDisposable {\n    protected privSynthesisTurn: SynthesisTurn;\n    protected privConnectionId: string;\n    protected privSynthesizerConfig: SynthesizerConfig;\n    protected privSynthesizer: Synthesizer;\n    protected privSuccessCallback: (e: SpeechSynthesisResult) => void;\n    protected privErrorCallback: (e: string) => void;\n\n    public get synthesizerConfig(): SynthesizerConfig {\n        return this.privSynthesizerConfig;\n    }\n\n    public get synthesisContext(): SynthesisContext {\n        return this.privSynthesisContext;\n    }\n\n    public get agentConfig(): AgentConfig {\n        return this.privAgentConfig;\n    }\n\n    public get connectionEvents(): EventSource<ConnectionEvent> {\n        return this.privConnectionEvents;\n    }\n\n    public get serviceEvents(): EventSource<ServiceEvent> {\n        return this.privServiceEvents;\n    }\n\n    protected speakOverride: (ssml: string, requestId: string, sc: (e: SpeechSynthesisResult) => void, ec: (e: string) => void) => void = undefined;\n\n    // Called when telemetry data is sent to the service.\n    // Used for testing Telemetry capture.\n    public static telemetryData: (json: string) => void;\n    public static telemetryDataEnabled: boolean = true;\n\n    public set activityTemplate(messagePayload: string) {\n        this.privActivityTemplate = messagePayload;\n    }\n    public get activityTemplate(): string {\n        return this.privActivityTemplate;\n    }\n\n    protected receiveMessageOverride: () => void = undefined;\n\n    protected connectImplOverride: (isUnAuthorized: boolean) => void = undefined;\n\n    protected configConnectionOverride: (connection: IConnection) => Promise<IConnection> = undefined;\n\n    public set audioOutputFormat(format: AudioOutputFormatImpl) {\n        this.privAudioOutputFormat = format;\n        this.privSynthesisTurn.audioOutputFormat = format;\n        if (this.privSessionAudioDestination !== undefined) {\n            this.privSessionAudioDestination.format = format;\n        }\n        if (this.synthesisContext !== undefined) {\n            this.synthesisContext.audioOutputFormat = format;\n        }\n    }\n    private privAuthentication: IAuthentication;\n    private privConnectionFactory: ISynthesisConnectionFactory;\n\n    // A promise for a configured connection.\n    // Do not consume directly, call fetchConnection instead.\n    private privConnectionConfigurationPromise: Promise<IConnection> = undefined;\n\n    // A promise for a connection, but one that has not had the speech context sent yet.\n    // Do not consume directly, call fetchConnection instead.\n    private privConnectionPromise: Promise<IConnection>;\n    private privAuthFetchEventId: string;\n    private privIsDisposed: boolean;\n    private privConnectionEvents: EventSource<ConnectionEvent>;\n    private privServiceEvents: EventSource<ServiceEvent>;\n    protected privSynthesisContext: SynthesisContext;\n    private privAgentConfig: AgentConfig;\n    private privActivityTemplate: string;\n    protected privAudioOutputFormat: AudioOutputFormatImpl;\n    private privSessionAudioDestination: IAudioDestination;\n\n    public constructor(\n        authentication: IAuthentication,\n        connectionFactory: ISynthesisConnectionFactory,\n        synthesizerConfig: SynthesizerConfig,\n        audioDestination: IAudioDestination) {\n\n        if (!authentication) {\n            throw new ArgumentNullError(\"authentication\");\n        }\n\n        if (!connectionFactory) {\n            throw new ArgumentNullError(\"connectionFactory\");\n        }\n\n        if (!synthesizerConfig) {\n            throw new ArgumentNullError(\"synthesizerConfig\");\n        }\n\n        this.privAuthentication = authentication;\n        this.privConnectionFactory = connectionFactory;\n        this.privSynthesizerConfig = synthesizerConfig;\n        this.privIsDisposed = false;\n        this.privSessionAudioDestination = audioDestination;\n        this.privSynthesisTurn = new SynthesisTurn();\n        this.privConnectionEvents = new EventSource<ConnectionEvent>();\n        this.privServiceEvents = new EventSource<ServiceEvent>();\n        this.privSynthesisContext = new SynthesisContext();\n        this.privAgentConfig = new AgentConfig();\n\n        this.connectionEvents.attach((connectionEvent: ConnectionEvent): void => {\n            if (connectionEvent.name === \"ConnectionClosedEvent\") {\n                const connectionClosedEvent = connectionEvent as ConnectionClosedEvent;\n                if (connectionClosedEvent.statusCode !== 1000) {\n                    this.cancelSynthesisLocal(CancellationReason.Error,\n                        connectionClosedEvent.statusCode === 1007 ? CancellationErrorCode.BadRequestParameters : CancellationErrorCode.ConnectionFailure,\n                        `${connectionClosedEvent.reason} websocket error code: ${connectionClosedEvent.statusCode}`);\n                }\n            }\n        });\n    }\n\n    public isDisposed(): boolean {\n        return this.privIsDisposed;\n    }\n\n    public async dispose(reason?: string): Promise<void> {\n        this.privIsDisposed = true;\n        if (this.privSessionAudioDestination !== undefined) {\n            this.privSessionAudioDestination.close();\n        }\n        if (this.privConnectionConfigurationPromise !== undefined) {\n            const connection: IConnection = await this.privConnectionConfigurationPromise;\n            await connection.dispose(reason);\n        }\n    }\n\n    public async connect(): Promise<void> {\n        await this.connectImpl();\n    }\n\n    public async sendNetworkMessage(path: string, payload: string | ArrayBuffer): Promise<void> {\n        const type: MessageType = typeof payload === \"string\" ? MessageType.Text : MessageType.Binary;\n        const contentType: string = typeof payload === \"string\" ? \"application/json\" : \"\";\n\n        const connection: IConnection = await this.fetchConnection();\n        return connection.send(new SpeechConnectionMessage(type, path, this.privSynthesisTurn.requestId, contentType, payload));\n    }\n\n    public async Speak(\n        text: string,\n        isSSML: boolean,\n        requestId: string,\n        successCallback: (e: SpeechSynthesisResult) => void,\n        errorCallBack: (e: string) => void,\n        audioDestination: IAudioDestination,\n    ): Promise<void> {\n\n        let ssml: string;\n\n        if (isSSML) {\n            ssml = text;\n        } else {\n            ssml = this.privSynthesizer.buildSsml(text);\n        }\n\n        if (this.speakOverride !== undefined) {\n            return this.speakOverride(ssml, requestId, successCallback, errorCallBack);\n        }\n\n        this.privSuccessCallback = successCallback;\n        this.privErrorCallback = errorCallBack;\n\n        this.privSynthesisTurn.startNewSynthesis(requestId, text, isSSML, audioDestination);\n\n        try {\n            await this.connectImpl();\n            const connection: IConnection = await this.fetchConnection();\n            await this.sendSynthesisContext(connection);\n            await this.sendSsmlMessage(connection, ssml, requestId);\n            this.onSynthesisStarted(requestId);\n\n            void this.receiveMessage();\n        } catch (e) {\n            this.cancelSynthesisLocal(CancellationReason.Error, CancellationErrorCode.ConnectionFailure, e as string);\n            return Promise.reject(e);\n        }\n    }\n\n    public async stopSpeaking(): Promise<void> {\n        await this.connectImpl();\n        const connection: IConnection = await this.fetchConnection();\n\n        return connection.send(new SpeechConnectionMessage(\n            MessageType.Text,\n            \"synthesis.control\",\n            this.privSynthesisTurn.requestId,\n            \"application/json\",\n            JSON.stringify({\n                action: \"stop\"\n            })\n        ));\n    }\n\n    // Cancels synthesis.\n    protected cancelSynthesis(\n        requestId: string,\n        _cancellationReason: CancellationReason,\n        errorCode: CancellationErrorCode,\n        error: string): void {\n        const properties: PropertyCollection = new PropertyCollection();\n        properties.setProperty(CancellationErrorCodePropertyName, CancellationErrorCode[errorCode]);\n        const result: SpeechSynthesisResult = new SpeechSynthesisResult(\n            requestId,\n            ResultReason.Canceled,\n            undefined,\n            error,\n            properties\n        );\n\n        this.onSynthesisCancelled(result);\n\n        if (!!this.privSuccessCallback) {\n            try {\n                this.privSuccessCallback(result);\n                /* eslint-disable no-empty */\n            } catch { }\n        }\n    }\n\n    // Cancels synthesis.\n    protected cancelSynthesisLocal(\n        cancellationReason: CancellationReason,\n        errorCode: CancellationErrorCode,\n        error: string): void {\n\n        if (!!this.privSynthesisTurn.isSynthesizing) {\n            this.privSynthesisTurn.onStopSynthesizing();\n\n            this.cancelSynthesis(\n                this.privSynthesisTurn.requestId,\n                cancellationReason,\n                errorCode,\n                error);\n        }\n    }\n\n    // eslint-disable-next-line @typescript-eslint/no-unused-vars\n    protected processTypeSpecificMessages(_connectionMessage: SpeechConnectionMessage): boolean {\n        return true;\n    }\n\n    protected async receiveMessage(): Promise<void> {\n        try {\n            const connection: IConnection = await this.fetchConnection();\n            const message: ConnectionMessage = await connection.read();\n\n            if (this.receiveMessageOverride !== undefined) {\n                return this.receiveMessageOverride();\n            }\n            if (this.privIsDisposed) {\n                // We're done.\n                return;\n            }\n\n            // indicates we are draining the queue and it came with no message;\n            if (!message) {\n                if (!this.privSynthesisTurn.isSynthesizing) {\n                    return;\n                } else {\n                    return this.receiveMessage();\n                }\n            }\n\n\n            const connectionMessage = SpeechConnectionMessage.fromConnectionMessage(message);\n\n            if (connectionMessage.requestId.toLowerCase() === this.privSynthesisTurn.requestId.toLowerCase()) {\n                switch (connectionMessage.path.toLowerCase()) {\n                    case \"turn.start\":\n                        this.privSynthesisTurn.onServiceTurnStartResponse(connectionMessage.textBody);\n                        break;\n                    case \"response\":\n                        this.privSynthesisTurn.onServiceResponseMessage(connectionMessage.textBody);\n                        break;\n                    case \"audio\":\n                        if (this.privSynthesisTurn.streamId.toLowerCase() === connectionMessage.streamId.toLowerCase()\n                            && !!connectionMessage.binaryBody) {\n                            this.privSynthesisTurn.onAudioChunkReceived(connectionMessage.binaryBody);\n                            this.onSynthesizing(connectionMessage.binaryBody);\n                            if (this.privSessionAudioDestination !== undefined) {\n                                this.privSessionAudioDestination.write(connectionMessage.binaryBody);\n                            }\n                        }\n                        break;\n                    case \"audio.metadata\":\n                        const metadataList = SynthesisAudioMetadata.fromJSON(connectionMessage.textBody).Metadata;\n                        for (const metadata of metadataList) {\n                            switch (metadata.Type) {\n                                case MetadataType.WordBoundary:\n                                case MetadataType.SentenceBoundary:\n                                    this.privSynthesisTurn.onTextBoundaryEvent(metadata);\n                                    const wordBoundaryEventArgs: SpeechSynthesisWordBoundaryEventArgs = new SpeechSynthesisWordBoundaryEventArgs(\n                                        metadata.Data.Offset,\n                                        metadata.Data.Duration,\n                                        metadata.Data.text.Text,\n                                        metadata.Data.text.Length,\n                                        metadata.Type === MetadataType.WordBoundary\n                                            ? this.privSynthesisTurn.currentTextOffset : this.privSynthesisTurn.currentSentenceOffset,\n                                        metadata.Data.text.BoundaryType);\n                                    this.onWordBoundary(wordBoundaryEventArgs);\n                                    break;\n                                case MetadataType.Bookmark:\n                                    const bookmarkEventArgs: SpeechSynthesisBookmarkEventArgs = new SpeechSynthesisBookmarkEventArgs(\n                                        metadata.Data.Offset,\n                                        metadata.Data.Bookmark);\n                                    this.onBookmarkReached(bookmarkEventArgs);\n                                    break;\n                                case MetadataType.Viseme:\n                                    this.privSynthesisTurn.onVisemeMetadataReceived(metadata);\n                                    if (metadata.Data.IsLastAnimation) {\n                                        const visemeEventArgs: SpeechSynthesisVisemeEventArgs = new SpeechSynthesisVisemeEventArgs(\n                                            metadata.Data.Offset,\n                                            metadata.Data.VisemeId,\n                                            this.privSynthesisTurn.getAndClearVisemeAnimation());\n                                        this.onVisemeReceived(visemeEventArgs);\n                                    }\n                                    break;\n                                case MetadataType.AvatarSignal:\n                                    this.onAvatarEvent(metadata);\n                                    break;\n                                case MetadataType.SessionEnd:\n                                    this.privSynthesisTurn.onSessionEnd(metadata);\n                                    break;\n                            }\n                        }\n                        break;\n                    case \"turn.end\":\n                        this.privSynthesisTurn.onServiceTurnEndResponse();\n                        let result: SpeechSynthesisResult;\n                        try {\n                            result = await this.privSynthesisTurn.constructSynthesisResult();\n                            if (!!this.privSuccessCallback) {\n                                this.privSuccessCallback(result);\n                            }\n                        } catch (error) {\n                            if (!!this.privErrorCallback) {\n                                this.privErrorCallback(error as string);\n                            }\n                        }\n                        this.onSynthesisCompleted(result);\n                        break;\n\n                    default:\n                        if (!this.processTypeSpecificMessages(connectionMessage)) {\n                            // here are some messages that the derived class has not processed, dispatch them to connect class\n                            if (!!this.privServiceEvents) {\n                                this.serviceEvents.onEvent(new ServiceEvent(connectionMessage.path.toLowerCase(), connectionMessage.textBody));\n                            }\n                        }\n\n                }\n            }\n\n            return this.receiveMessage();\n\n        } catch (e) {\n            // TODO: What goes here?\n        }\n    }\n\n    protected sendSynthesisContext(connection: IConnection): Promise<void> {\n        this.setSynthesisContextSynthesisSection();\n        const synthesisContextJson = this.synthesisContext.toJSON();\n\n        if (synthesisContextJson) {\n            return connection.send(new SpeechConnectionMessage(\n                MessageType.Text,\n                \"synthesis.context\",\n                this.privSynthesisTurn.requestId,\n                \"application/json\",\n                synthesisContextJson));\n        }\n        return;\n    }\n\n    protected abstract setSynthesisContextSynthesisSection(): void;\n\n    protected setSpeechConfigSynthesisSection(): void {\n        return;\n    }\n\n    protected connectImpl(isUnAuthorized: boolean = false): Promise<IConnection> {\n        if (this.privConnectionPromise != null) {\n            return this.privConnectionPromise.then((connection: IConnection): Promise<IConnection> => {\n                if (connection.state() === ConnectionState.Disconnected) {\n                    this.privConnectionId = null;\n                    this.privConnectionPromise = null;\n                    return this.connectImpl();\n                }\n                return this.privConnectionPromise;\n            }, (): Promise<IConnection> => {\n                this.privConnectionId = null;\n                this.privConnectionPromise = null;\n                return this.connectImpl();\n            });\n        }\n        this.privAuthFetchEventId = createNoDashGuid();\n        this.privConnectionId = createNoDashGuid();\n\n        this.privSynthesisTurn.onPreConnectionStart(this.privAuthFetchEventId);\n\n        const authPromise = isUnAuthorized ? this.privAuthentication.fetchOnExpiry(this.privAuthFetchEventId) : this.privAuthentication.fetch(this.privAuthFetchEventId);\n\n        this.privConnectionPromise = authPromise.then(async (result: AuthInfo): Promise<IConnection> => {\n            this.privSynthesisTurn.onAuthCompleted(false);\n\n            const connection: IConnection = await this.privConnectionFactory.create(this.privSynthesizerConfig, result, this.privConnectionId);\n\n            // Attach to the underlying event. No need to hold onto the detach pointers as in the event the connection goes away,\n            // it'll stop sending events.\n            connection.events.attach((event: ConnectionEvent): void => {\n                this.connectionEvents.onEvent(event);\n            });\n            const response = await connection.open();\n            if (response.statusCode === 200) {\n                this.privSynthesisTurn.onConnectionEstablishCompleted(response.statusCode);\n                return Promise.resolve(connection);\n            } else if (response.statusCode === 403 && !isUnAuthorized) {\n                return this.connectImpl(true);\n            } else {\n                this.privSynthesisTurn.onConnectionEstablishCompleted(response.statusCode);\n                return Promise.reject(\n                    `Unable to contact server. StatusCode: ${response.statusCode},\n                    ${this.privSynthesizerConfig.parameters.getProperty(PropertyId.SpeechServiceConnection_Url)} Reason: ${response.reason}`);\n            }\n        }, (error: string): Promise<IConnection> => {\n            this.privSynthesisTurn.onAuthCompleted(true);\n            throw new Error(error);\n        });\n\n        // Attach an empty handler to allow the promise to run in the background while\n        // other startup events happen. It'll eventually be awaited on.\n        // eslint-disable-next-line @typescript-eslint/no-empty-function\n        this.privConnectionPromise.catch((): void => { });\n\n        return this.privConnectionPromise;\n    }\n    protected sendSpeechServiceConfig(connection: IConnection, SpeechServiceConfigJson: string): Promise<void> {\n        if (SpeechServiceConfigJson) {\n            return connection.send(new SpeechConnectionMessage(\n                MessageType.Text,\n                \"speech.config\",\n                this.privSynthesisTurn.requestId,\n                \"application/json\",\n                SpeechServiceConfigJson));\n        }\n    }\n\n    protected sendSsmlMessage(connection: IConnection, ssml: string, requestId: string): Promise<void> {\n        return connection.send(new SpeechConnectionMessage(\n            MessageType.Text,\n            \"ssml\",\n            requestId,\n            \"application/ssml+xml\",\n            ssml));\n    }\n\n    private async fetchConnection(): Promise<IConnection> {\n        if (this.privConnectionConfigurationPromise !== undefined) {\n            return this.privConnectionConfigurationPromise.then((connection: IConnection): Promise<IConnection> => {\n                if (connection.state() === ConnectionState.Disconnected) {\n                    this.privConnectionId = null;\n                    this.privConnectionConfigurationPromise = undefined;\n                    return this.fetchConnection();\n                }\n                return this.privConnectionConfigurationPromise;\n            }, (): Promise<IConnection> => {\n                this.privConnectionId = null;\n                this.privConnectionConfigurationPromise = undefined;\n                return this.fetchConnection();\n            });\n        }\n        this.privConnectionConfigurationPromise = this.configureConnection();\n        return await this.privConnectionConfigurationPromise;\n    }\n\n    // Takes an established websocket connection to the endpoint and sends speech configuration information.\n    private async configureConnection(): Promise<IConnection> {\n        const connection: IConnection = await this.connectImpl();\n        if (this.configConnectionOverride !== undefined) {\n            return this.configConnectionOverride(connection);\n        }\n        this.setSpeechConfigSynthesisSection();\n        await this.sendSpeechServiceConfig(connection, this.privSynthesizerConfig.SpeechServiceConfig.serialize());\n        return connection;\n    }\n\n    protected onAvatarEvent(_metadata: ISynthesisMetadata): void {\n        return;\n    }\n\n    protected onSynthesisStarted(_requestId: string): void {\n        return;\n    }\n\n    protected onSynthesizing(_audio: ArrayBuffer): void {\n        return;\n    }\n\n    protected onSynthesisCancelled(_result: SpeechSynthesisResult): void {\n        return;\n    }\n\n    protected onSynthesisCompleted(_result: SpeechSynthesisResult): void {\n        return;\n    }\n\n    protected onWordBoundary(_wordBoundaryEventArgs: SpeechSynthesisWordBoundaryEventArgs): void {\n        return;\n    }\n\n    protected onVisemeReceived(_visemeEventArgs: SpeechSynthesisVisemeEventArgs): void {\n        return;\n    }\n\n    protected onBookmarkReached(_bookmarkEventArgs: SpeechSynthesisBookmarkEventArgs): void {\n        return;\n    }\n\n}\n"]}