duenamodb/lib/client.js

Simple, strongly-typed helpers around the AWS SDK DynamoDB client.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.DDBClient = void 0;
const client_dynamodb_1 = require("@aws-sdk/client-dynamodb");
const oidc_1 = require("@vercel/functions/oidc");
class DDBClient {
    static _client;
    static _params = {};
    constructor() { }
    static get params() {
        if (!DDBClient._params.region) {
            DDBClient._params.region = process.env.AWS_REGION;
        }
        const isVercel = process.env.VERCEL || process.env.VERCEL_OIDC_TOKEN;
        if (!DDBClient._params.credentials &&
            isVercel &&
            process.env.AWS_ROLE_ARN) {
            DDBClient._params.credentials = (0, oidc_1.awsCredentialsProvider)({
                roleArn: process.env.AWS_ROLE_ARN,
            });
        }
        if (!DDBClient._params.credentials &&
            process.env.AWS_ACCESS_KEY_ID &&
            process.env.AWS_SECRET_ACCESS_KEY) {
            DDBClient._params.credentials = {
                accessKeyId: process.env.AWS_ACCESS_KEY_ID,
                secretAccessKey: process.env.AWS_SECRET_ACCESS_KEY,
            };
        }
        return DDBClient._params;
    }
    static set params(value) {
        DDBClient._params = value;
    }
    static init() {
        if (!DDBClient._client) {
            DDBClient._client = new client_dynamodb_1.DynamoDBClient(DDBClient.params);
        }
        return DDBClient._client;
    }
    static get instance() {
        if (!DDBClient._client) {
            DDBClient.init();
        }
        return DDBClient._client;
    }
}
exports.DDBClient = DDBClient;
//# sourceMappingURL=client.js.map