"use strict";
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {
if (ar || !(i in from)) {
if (!ar) ar = Array.prototype.slice.call(from, 0, i);
ar[i] = from[i];
}
}
return to.concat(ar || Array.prototype.slice.call(from));
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
var wait_1 = __importDefault(require("../async/wait"));
/** @ignore Merge previous and next results */
function mergeResults(previousResult, nextResult) {
var _a, _b, _c, _d, _e, _f;
if (!previousResult)
return nextResult;
return __assign(__assign({}, nextResult), { Items: __spreadArray(__spreadArray([], (_a = previousResult.Items) !== null && _a !== void 0 ? _a : [], true), (_b = nextResult.Items) !== null && _b !== void 0 ? _b : [], true), Count: ((_c = previousResult.Count) !== null && _c !== void 0 ? _c : 0) + ((_d = nextResult.Count) !== null && _d !== void 0 ? _d : 0), ScannedCount: (_e = (previousResult.ScannedCount)) !== null && _e !== void 0 ? _e : 0 + ((_f = nextResult.ScannedCount) !== null && _f !== void 0 ? _f : 0) });
}
/**
* Return a list of properties of tables that have been created and match the criteria
* @category AWS
* @module queryOrScanAllDynamodbItems
*/
function queryOrScanAllDynamodbItems(docClient, method, input, _a) {
var _this = this;
var _b = _a === void 0 ? {} : _a, _c = _b.previousResult, previousResult = _c === void 0 ? null : _c, _d = _b.delay, delay = _d === void 0 ? 0 : _d;
return new Promise(function (resolve, reject) {
docClient[method](input, function (err, data) { return __awaiter(_this, void 0, void 0, function () {
var mergedResults, _a;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
if (!err) return [3 /*break*/, 1];
reject(new Error("Unable to query items. Error JSON: ".concat(err)));
return [3 /*break*/, 6];
case 1:
mergedResults = mergeResults(previousResult, data);
if (!data.LastEvaluatedKey) return [3 /*break*/, 5];
if (!(delay > 0)) return [3 /*break*/, 3];
return [4 /*yield*/, (0, wait_1.default)(delay)
// Recur next
];
case 2:
_b.sent();
_b.label = 3;
case 3:
// Recur next
_a = resolve;
return [4 /*yield*/, queryOrScanAllDynamodbItems(docClient, method, __assign(__assign({}, input), { ExclusiveStartKey: data.LastEvaluatedKey }), {
previousResult: mergedResults,
delay: delay,
})];
case 4:
// Recur next
_a.apply(void 0, [_b.sent()]);
return [3 /*break*/, 6];
case 5:
// Merge with previousResult
resolve(mergedResults);
_b.label = 6;
case 6: return [2 /*return*/];
}
});
}); });
});
}
exports.default = queryOrScanAllDynamodbItems;
Source