@snap/camera-kit/dist/handlers/persistingHandler.js

Camera Kit Web

import { __awaiter } from "tslib";
import { getLogger } from "../logger/logger";
const logger = getLogger("persistingHandler");
export const createPersistingHandler = (persistence) => {
    let needsRecovery = true;
    const maybePerformRecovery = (next) => __awaiter(void 0, void 0, void 0, function* () {
        if (!needsRecovery)
            return;
        needsRecovery = false;
        try {
            const requests = yield persistence.removeAll();
            if (requests.length === 0)
                return;
            requests.forEach(([request, metadata]) => performRequest(next)(request, metadata).catch((error) => {
                logger.error(error);
            }));
        }
        catch (error) {
            logger.error(error);
        }
    });
    const performRequest = (next) => (req, metadata) => __awaiter(void 0, void 0, void 0, function* () {
        maybePerformRecovery(next);
        const keyPromise = persistence.store([req, metadata]).catch((error) => {
            logger.error(error);
            return null;
        });
        try {
            return yield next(req, metadata);
        }
        finally {
            keyPromise
                .then((key) => {
                if (key !== null)
                    return persistence.remove(key);
                return;
            })
                .catch((error) => logger.error(error));
        }
    });
    return performRequest;
};
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