pg-transactional-outbox
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A PostgreSQL based transactional outbox and inbox pattern implementation to support exactly once message processing (with at least once message delivery).
24 lines • 1.58 kB
JavaScript
;
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());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.markMessageAbandoned = void 0;
/**
* Marks the message as abandoned by setting the abandoned_at date to the current date and time.
* @param message The message to mark as abandoned.
* @param client The database client. Must be part of the transaction where the error handling changes are done.
* @param config The configuration settings that defines database schema.
*/
const markMessageAbandoned = (_a, client_1, _b) => __awaiter(void 0, [_a, client_1, _b], void 0, function* ({ id }, client, { settings }) {
yield client.query(
/* sql */ `UPDATE ${settings.dbSchema}.${settings.dbTable} SET abandoned_at = clock_timestamp(), finished_attempts = finished_attempts + 1 WHERE id = $1;`, [id]);
});
exports.markMessageAbandoned = markMessageAbandoned;
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