@worldbrain/storex-sync
Version:
Offline-first syncing between multiple databases using Storex
277 lines • 12.6 kB
JavaScript
"use strict";
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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) : new P(function (resolve) { resolve(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;
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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 __values = (this && this.__values) || function (o) {
var m = typeof Symbol === "function" && o[Symbol.iterator], i = 0;
if (m) return m.call(o);
return {
next: function () {
if (o && i >= o.length) o = void 0;
return { value: o && o[i++], done: !o };
}
};
};
Object.defineProperty(exports, "__esModule", { value: true });
var sortBy = require('lodash/sortBy');
var storex_pattern_modules_1 = require("@worldbrain/storex-pattern-modules");
var ClientSyncLogStorage = (function (_super) {
__extends(ClientSyncLogStorage, _super);
function ClientSyncLogStorage() {
return _super !== null && _super.apply(this, arguments) || this;
}
ClientSyncLogStorage.prototype.getConfig = function () {
return {
collections: {
clientSyncLogEntry: {
version: new Date(2019, 2, 5),
fields: {
createdOn: { type: 'timestamp' },
sharedOn: { type: 'timestamp', optional: true },
needsIntegration: { type: 'boolean', optional: true },
collection: { type: 'string' },
pk: { type: 'json' },
field: { type: 'string', optional: true },
operation: { type: 'string' },
value: { type: 'json', optional: true },
},
indices: [
{ field: 'createdOn' },
{ field: ['collection', 'pk'] }
]
}
},
operations: {
createEntry: {
operation: 'createObject',
collection: 'clientSyncLogEntry',
},
findEntriesCreatedAfter: {
operation: 'findObjects',
collection: 'clientSyncLogEntry',
args: [
{ createdOn: { $gte: '$timestamp:timestamp' } },
]
},
updateSharedUntil: {
operation: 'updateObjects',
collection: 'clientSyncLogEntry',
args: [
{ createdOn: { $lte: '$until:timestamp' } },
{ sharedOn: '$sharedOn:timestamp' }
]
},
findUnsharedEntries: {
operation: 'findObjects',
collection: 'clientSyncLogEntry',
args: {
sharedOn: { $eq: null },
}
},
markAsIntegrated: {
operation: 'updateObjects',
collection: 'clientSyncLogEntry',
args: [
{ id: { $in: '$ids:array:pk' } },
{ needsIntegration: false }
]
},
findFirstUnintegratedEntry: {
operation: 'findObjects',
collection: 'clientSyncLogEntry',
args: [
{ needsIntegration: true },
{ sort: [['createdOn', 'asc']], limit: 1 }
]
},
findEntriesByObjectPk: {
operation: 'findObjects',
collection: 'clientSyncLogEntry',
args: [
{ collection: '$collection:string', pk: '$pk' },
{ sort: [['createdOn', 'asc']] }
]
}
}
};
};
ClientSyncLogStorage.prototype.insertEntries = function (entries) {
return __awaiter(this, void 0, void 0, function () {
var e_1, _a, entries_1, entries_1_1, entry, e_1_1;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
_b.trys.push([0, 5, 6, 7]);
entries_1 = __values(entries), entries_1_1 = entries_1.next();
_b.label = 1;
case 1:
if (!!entries_1_1.done) return [3, 4];
entry = entries_1_1.value;
return [4, this.operation('createEntry', entry)];
case 2:
_b.sent();
_b.label = 3;
case 3:
entries_1_1 = entries_1.next();
return [3, 1];
case 4: return [3, 7];
case 5:
e_1_1 = _b.sent();
e_1 = { error: e_1_1 };
return [3, 7];
case 6:
try {
if (entries_1_1 && !entries_1_1.done && (_a = entries_1.return)) _a.call(entries_1);
}
finally { if (e_1) throw e_1.error; }
return [7];
case 7: return [2];
}
});
});
};
ClientSyncLogStorage.prototype.insertReceivedEntries = function (sharedEntries, options) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4, this.insertEntries(sharedEntries.map(function (sharedEntry) {
var data = JSON.parse(sharedEntry.data);
var clientEntry = {
createdOn: sharedEntry.createdOn,
sharedOn: options.now,
needsIntegration: true,
operation: data.operation,
collection: data.collection,
pk: data.pk,
field: data.field,
value: data.value,
};
return clientEntry;
}))];
case 1:
_a.sent();
return [2];
}
});
});
};
ClientSyncLogStorage.prototype.getEntriesCreatedAfter = function (timestamp) {
return __awaiter(this, void 0, void 0, function () {
var _a;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
_a = sortBy;
return [4, this.operation('findEntriesCreatedAfter', { timestamp: timestamp })];
case 1: return [2, _a.apply(void 0, [_b.sent(), 'createdOn'])];
}
});
});
};
ClientSyncLogStorage.prototype.updateSharedUntil = function (_a) {
var until = _a.until, sharedOn = _a.sharedOn;
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_b) {
switch (_b.label) {
case 0: return [4, this.operation('updateSharedUntil', { until: until, sharedOn: sharedOn })];
case 1:
_b.sent();
return [2];
}
});
});
};
ClientSyncLogStorage.prototype.getUnsharedEntries = function () {
return __awaiter(this, void 0, void 0, function () {
var _a;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
_a = sortBy;
return [4, this.operation('findUnsharedEntries', {})];
case 1: return [2, _a.apply(void 0, [_b.sent(), 'createdOn'])];
}
});
});
};
ClientSyncLogStorage.prototype.markAsIntegrated = function (entries) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4, this.operation('markAsIntegrated', { ids: entries.map(function (entry) { return entry.id; }) })];
case 1:
_a.sent();
return [2];
}
});
});
};
ClientSyncLogStorage.prototype.getNextEntriesToIntgrate = function () {
return __awaiter(this, void 0, void 0, function () {
var firstEntryList, firstEntry, entries;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4, this.operation('findFirstUnintegratedEntry', {})];
case 1:
firstEntryList = _a.sent();
if (!firstEntryList.length) {
return [2, null];
}
firstEntry = firstEntryList[0];
return [4, this.operation('findEntriesByObjectPk', { collection: firstEntry.collection, pk: firstEntry.pk })];
case 2:
entries = _a.sent();
return [2, entries];
}
});
});
};
return ClientSyncLogStorage;
}(storex_pattern_modules_1.StorageModule));
exports.ClientSyncLogStorage = ClientSyncLogStorage;
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