promises.js

export const hello: APIGatewayProxyHandler = async (event, _context) => {
    FantasyDataClient.Soccerv3ScoresClient.getCompetitionHierarchyLeagueHierarchyPromise()
        .then((resp: string) => {
            var data = JSON.parse(resp);
            return data;
        })
        .then((data: Area[]) => {
            let areaInputs: AreaInput[] = [];
            data.map((area) => {
                let areaInput = convertArea(area);
                areaInputs.push(areaInput);
            });
            return areaInputs;
        })
        .then((areas: AreaInput[]) => {
            console.log("areas ", areas);
            client.mutate({
                mutation: insertArea,
                variables: { areas: areas },
            });
        });

    return {
        statusCode: 200,
        body: JSON.stringify(
            {
                message:
                    "Go Serverless Webpack (Typescript) v1.0! Your function executed successfully!",
                input: event,
            },
            null,
            2
        ),
    };
};

const convertArea = async (sdArea: Area): Promise<AreaInput> => {
    return new Promise(function (resolve, reject) {
        let area: AreaInput;

        area = {
            id: sdArea.AreaId,
            countryCode: sdArea.CountryCode,
            name: sdArea.Name,
        };
        return area;
    });
};