function createDialog()

in Node/core/src/dialogs/retrieve-facebook-location-dialog.ts [12:49]
35 lines of code
6 McCabe index (conditional complexity)

function createDialog(apiKey: string) {
    return [
        (session: Session, args: any) => {
            session.dialogData.args = args;
            session.beginDialog('facebook-location-resolve-dialog', { prompt: args.prompt });
        },
        (session: Session, results: IDialogResult<any>, next: (results?: IDialogResult<any>) => void) => {
            if (session.dialogData.args.reverseGeocode && results.response && results.response.place) {
                locationService.getLocationByPoint(apiKey, results.response.place.point.coordinates[0], results.response.place.point.coordinates[1])
                    .then(locations => {
                        let place: RawLocation;
                        if (locations.length && locations[0].address) {
                            // We don't trust reverse geo-coder on the street address level.
                            // So, copy all fields except it.
                            let address: Address = {
                                addressLine : undefined,
                                formattedAddress: undefined,
                                adminDistrict : locations[0].address.adminDistrict,
                                adminDistrict2 : locations[0].address.adminDistrict2,
                                countryRegion : locations[0].address.countryRegion,
                                locality : locations[0].address.locality,
                                postalCode : locations[0].address.postalCode
                            };
                            place = { address: address, bbox: locations[0].bbox, confidence: locations[0].confidence, entityType: locations[0].entityType, name: locations[0].name, point: locations[0].point };
                        } else {
                            place = results.response.place;
                        }

                        session.endDialogWithResult({ response: { place: place } });
                    })
                    .catch(error => session.error(error));;
            }
            else {
                next(results);
            }
        }
    ];
}