function connectAvatar()

in static/js/chat.js [37:82]
36 lines of code
2 McCabe index (conditional complexity)

function connectAvatar() {
    fetch("/get-speech-region")
        .then(response => response.json())
        .then(regionData => {
            speechRegion = regionData.speech_region;
            // Get the speech token
            fetch("/get-speech-token")
                .then(response => response.json())
                .then(tokenData => {
                    token = tokenData.token; // store globally for recognition
                    speechTokenTimestamp = new Date();
                    // Create speech synthesis configuration
                    const speechSynthesisConfig = SpeechSDK.SpeechConfig.fromAuthorizationToken(token, speechRegion);
                    speechSynthesisConfig.speechSynthesisVoiceName = "en-US-AvaMultilingualNeural";
                    // Set default avatar configuration (hardcoded from env)
                    const talkingAvatarCharacter = "Lisa";
                    const talkingAvatarStyle = "casual-sitting";
                    const avatarConfig = new SpeechSDK.AvatarConfig(talkingAvatarCharacter, talkingAvatarStyle);
                    avatarConfig.customized = false;
                    avatarSynthesizer = new SpeechSDK.AvatarSynthesizer(speechSynthesisConfig, avatarConfig);
                    avatarSynthesizer.avatarEventReceived = function(s, e) {
                        console.log("Avatar event: " + e.description);
                    };
                    // Get ICE token from backend for WebRTC
                    fetch("/get-ice-server-token")
                        .then(response => response.json())
                        .then(iceData => {
                            const iceServerUrl = iceData.Urls[0];
                            const iceServerUsername = iceData.Username;
                            const iceServerCredential = iceData.Password;
                            setupWebRTC(iceServerUrl, iceServerUsername, iceServerCredential);
                        })
                        .catch(err => console.error("Error fetching ICE token:", err));
                })
                .catch(err => console.error("Error fetching speech token:", err));
        })
        .catch(err => console.error("Error fetching speech region:", err));

    if (!messageInitiated) {
        initMessages();
        messageInitiated = true;
    }

    // Disable the start session button once clicked
    document.getElementById('startSession').disabled = true;
}