dynamodb-ts-model/dist/utils.js

A DynamoDB model/client with full TypeScript typings

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.error = exports.getKeyValues = exports.parseRequest = exports.formatPageToken = exports.parsePageToken = void 0;
function parsePageToken(pageToken) {
    return pageToken && JSON.parse(Buffer.from(pageToken, 'base64').toString());
}
exports.parsePageToken = parsePageToken;
function formatPageToken(lastKey) {
    return lastKey && Buffer.from(JSON.stringify(lastKey)).toString('base64');
}
exports.formatPageToken = formatPageToken;
function parseRequest(request) {
    var _a, _b, _c;
    let req = (_a = request.PutRequest) !== null && _a !== void 0 ? _a : request.Put;
    if (req) {
        return {
            command: 'put',
            key: req.Item,
            tableName: req.TableName
        };
    }
    req = (_b = request.DeleteRequest) !== null && _b !== void 0 ? _b : request.Delete;
    if (req) {
        return {
            command: 'delete',
            key: req.Key,
            tableName: req.TableName
        };
    }
    req = (_c = request.UpdateRequest) !== null && _c !== void 0 ? _c : request.Update;
    if (req) {
        return {
            command: 'update',
            key: req.Key,
            tableName: req.TableName
        };
    }
    throw new Error('Invalid request');
}
exports.parseRequest = parseRequest;
function getKeyValues(item, keyAttributes) {
    return keyAttributes.map(attr => item[attr]);
}
exports.getKeyValues = getKeyValues;
function error(message) {
    throw new Error(message);
}
exports.error = error;
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