How to use the matrix-js-sdk.AutoDiscovery.PROMPT function in matrix-js-sdk

findingHomeserver: false,
            });
            return;
        }

        this.setState({findingHomeserver: true});
        try {
            const discovery = await AutoDiscovery.findClientConfig(serverName);

            const state = discovery["m.homeserver"].state;
            if (state !== AutoDiscovery.SUCCESS && state !== AutoDiscovery.PROMPT) {
                this.setState({
                    discoveryError: discovery["m.homeserver"].error,
                    findingHomeserver: false,
                });
            } else if (state === AutoDiscovery.PROMPT) {
                this.setState({
                    discoveryError: "",
                    findingHomeserver: false,
                });
            } else if (state === AutoDiscovery.SUCCESS) {
                this.setState({
                    discoveryError: "",
                    findingHomeserver: false,
                });
                this.onServerConfigChange({
                    hsUrl: discovery["m.homeserver"].base_url,
                    isUrl: discovery["m.identity_server"].state === AutoDiscovery.SUCCESS
                        ? discovery["m.identity_server"].base_url
                        : "",
                });
            } else {

findingHomeserver: false,
            });
            return;
        }

        this.setState({findingHomeserver: true});
        try {
            const discovery = await AutoDiscovery.findClientConfig(serverName);

            const state = discovery["m.homeserver"].state;
            if (state !== AutoDiscovery.SUCCESS && state !== AutoDiscovery.PROMPT) {
                this.setState({
                    discoveryError: discovery["m.homeserver"].error,
                    findingHomeserver: false,
                });
            } else if (state === AutoDiscovery.PROMPT) {
                this.setState({
                    discoveryError: "",
                    findingHomeserver: false,
                });
            } else if (state === AutoDiscovery.SUCCESS) {
                this.setState({
                    discoveryError: "",
                    findingHomeserver: false,
                });
                this.onServerConfigChange({
                    hsUrl: discovery["m.homeserver"].base_url,
                    isUrl: discovery["m.identity_server"].state === AutoDiscovery.SUCCESS
                        ? discovery["m.identity_server"].base_url
                        : "",
                });
            } else {