@worldbrain/storex-sync/lib/logging-middleware/index.js

Offline-first syncing between multiple databases using Storex

"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
var operation_processors_1 = require("./operation-processors");
var SyncLoggingMiddleware = (function () {
    function SyncLoggingMiddleware(options) {
        this.operationProcessors = operation_processors_1.DEFAULT_OPERATION_PROCESSORS;
        Object.assign(this, __assign({}, options, { includeCollections: new Set(options.includeCollections) }));
    }
    SyncLoggingMiddleware.prototype.process = function (_a) {
        var next = _a.next, operation = _a.operation;
        return __awaiter(this, void 0, void 0, function () {
            var executeAndLog, operationType, operationProcessor;
            var _this = this;
            return __generator(this, function (_b) {
                executeAndLog = function (originalOperation, logEntries) {
                    var e_1, _a;
                    var batch = originalOperation instanceof Array ? originalOperation : [originalOperation];
                    try {
                        for (var logEntries_1 = __values(logEntries), logEntries_1_1 = logEntries_1.next(); !logEntries_1_1.done; logEntries_1_1 = logEntries_1.next()) {
                            var logEntry = logEntries_1_1.value;
                            batch.push({
                                placeholder: 'logEntry',
                                operation: 'createObject',
                                collection: 'clientSyncLogEntry',
                                args: logEntry
                            });
                        }
                    }
                    catch (e_1_1) { e_1 = { error: e_1_1 }; }
                    finally {
                        try {
                            if (logEntries_1_1 && !logEntries_1_1.done && (_a = logEntries_1.return)) _a.call(logEntries_1);
                        }
                        finally { if (e_1) throw e_1.error; }
                    }
                    return next.process({ operation: [
                            'executeBatch',
                            batch
                        ] });
                };
                operationType = operation[0];
                operationProcessor = this.operationProcessors[operationType];
                if (operationProcessor) {
                    return [2, operationProcessor({
                            next: next, operation: operation, executeAndLog: executeAndLog, getNow: function () { return _this._getNow(); },
                            includeCollections: this.includeCollections,
                            storageRegistry: this.storageManager.registry
                        })];
                }
                else {
                    return [2, next.process({ operation: operation })];
                }
                return [2];
            });
        });
    };
    SyncLoggingMiddleware.prototype._getNow = function () {
        return Date.now();
    };
    return SyncLoggingMiddleware;
}());
exports.SyncLoggingMiddleware = SyncLoggingMiddleware;
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