microsoft-cognitiveservices-speech-sdk/distrib/lib/src/common.speech/TranslationConnectionFactory.d.ts.map

Microsoft Cognitive Services Speech SDK for JavaScript

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All rights reserved.\r\n// Licensed under the MIT license.\r\n\r\nimport {\r\n    ProxyInfo,\r\n    WebsocketConnection,\r\n} from \"../common.browser/Exports.js\";\r\nimport {\r\n    IConnection,\r\n    IStringDictionary,\r\n} from \"../common/Exports.js\";\r\nimport { StringUtils } from \"../common/StringUtils.js\";\r\nimport {\r\n    PropertyId\r\n} from \"../sdk/Exports.js\";\r\nimport {\r\n    ConnectionFactoryBase\r\n} from \"./ConnectionFactoryBase.js\";\r\nimport {\r\n    AuthInfo,\r\n    RecognizerConfig,\r\n    WebsocketMessageFormatter,\r\n} from \"./Exports.js\";\r\nimport { HeaderNames } from \"./HeaderNames.js\";\r\nimport { QueryParameterNames } from \"./QueryParameterNames.js\";\r\nimport { RecognitionMode } from \"./ServiceMessages/PhraseDetection/PhraseDetectionContext.js\";\r\n\r\nexport class TranslationConnectionFactory extends ConnectionFactoryBase {\r\n\r\n    private readonly universalUri: string = \"/stt/speech/universal/v2\";\r\n    private readonly translationV1Uri: string = \"/speech/translation/cognitiveservices/v1\";\r\n\r\n    public async create(\r\n        config: RecognizerConfig,\r\n        authInfo: AuthInfo,\r\n        connectionId?: string): Promise<IConnection> {\r\n\r\n        let endpoint: string = this.getEndpointUrl(config);\r\n\r\n        const queryParams: IStringDictionary<string> = {};\r\n\r\n        // Determine if we're using V1 or V2 endpoint\r\n        this.setQueryParams(queryParams, config, endpoint);\r\n\r\n        if (!!endpoint) {\r\n            const endpointUrl = new URL(endpoint);\r\n            const pathName = endpointUrl.pathname;\r\n\r\n            if (pathName === \"\" || pathName === \"/\") {\r\n                // We need to generate the path, and we need to check for a redirect.\r\n                endpointUrl.pathname = this.universalUri;\r\n\r\n                endpoint = await ConnectionFactoryBase.getRedirectUrlFromEndpoint(endpointUrl.toString());\r\n            }\r\n        }\r\n\r\n        const headers: IStringDictionary<string> = {};\r\n        if (authInfo.token !== undefined && authInfo.token !== \"\") {\r\n            headers[authInfo.headerName] = authInfo.token;\r\n        }\r\n        headers[HeaderNames.ConnectionId] = connectionId;\r\n\r\n        config.parameters.setProperty(PropertyId.SpeechServiceConnection_Url, endpoint);\r\n\r\n        const enableCompression: boolean = config.parameters.getProperty(\"SPEECH-EnableWebsocketCompression\", \"false\") === \"true\";\r\n        const webSocketConnection = new WebsocketConnection(endpoint, queryParams, headers, new WebsocketMessageFormatter(), ProxyInfo.fromRecognizerConfig(config), enableCompression, connectionId);\r\n\r\n        return webSocketConnection;\r\n    }\r\n\r\n    public getEndpointUrl(config: RecognizerConfig, returnRegionPlaceholder?: boolean): string {\r\n        const region: string = config.parameters.getProperty(PropertyId.SpeechServiceConnection_Region);\r\n        const hostSuffix: string = ConnectionFactoryBase.getHostSuffix(region);\r\n\r\n        // First check for an explicitly specified endpoint\r\n        let endpointUrl: string = config.parameters.getProperty(PropertyId.SpeechServiceConnection_Endpoint, undefined);\r\n\r\n        // If an explicit endpoint is provided, use it\r\n        if (endpointUrl) {\r\n            if (returnRegionPlaceholder === true) {\r\n                return endpointUrl;\r\n            }\r\n            return StringUtils.formatString(endpointUrl, { region });\r\n        }\r\n\r\n        // Check if V1 endpoint is explicitly requested\r\n        const forceV1Endpoint: boolean = config.parameters.getProperty(\"SPEECH-ForceV1Endpoint\", \"false\") === \"true\";\r\n\r\n        if (forceV1Endpoint) {\r\n            // Use V1 endpoint with s2s.speech host\r\n            const host: string = config.parameters.getProperty(PropertyId.SpeechServiceConnection_Host, \"wss://{region}.s2s.speech\" + hostSuffix);\r\n            endpointUrl = host + this.translationV1Uri;\r\n        } else {\r\n            // Default to V2 endpoint with stt.speech host\r\n            const host: string = config.parameters.getProperty(PropertyId.SpeechServiceConnection_Host, \"wss://{region}.stt.speech\" + hostSuffix);\r\n            endpointUrl = host + this.universalUri;\r\n        }\r\n\r\n        if (returnRegionPlaceholder === true) {\r\n            return endpointUrl;\r\n        }\r\n\r\n        return StringUtils.formatString(endpointUrl, { region });\r\n    }\r\n\r\n    public setQueryParams(queryParams: IStringDictionary<string>, config: RecognizerConfig, endpointUrl: string): void {\r\n        // Common parameters for both V1 and V2 endpoints\r\n        queryParams.from = config.parameters.getProperty(PropertyId.SpeechServiceConnection_RecoLanguage);\r\n        queryParams.to = config.parameters.getProperty(PropertyId.SpeechServiceConnection_TranslationToLanguages);\r\n        queryParams.scenario = config.recognitionMode === RecognitionMode.Interactive ? \"interactive\" :\r\n            config.recognitionMode === RecognitionMode.Conversation ? \"conversation\" : \"\";\r\n\r\n        // Set common parameters\r\n        this.setCommonUrlParams(config, queryParams, endpointUrl);\r\n        this.setUrlParameter(\r\n            PropertyId.SpeechServiceResponse_TranslationRequestStablePartialResult,\r\n            QueryParameterNames.StableTranslation,\r\n            config,\r\n            queryParams,\r\n            endpointUrl\r\n        );\r\n\r\n        // Handle translation voice if specified\r\n        const translationVoice: string = config.parameters.getProperty(PropertyId.SpeechServiceConnection_TranslationVoice, undefined);\r\n        if (translationVoice !== undefined) {\r\n            queryParams.voice = translationVoice;\r\n            // Updated to match C++ implementation\r\n            queryParams.features = \"requireVoice\";\r\n        }\r\n    }\r\n}\r\n"]}