@synerty/orb-vortexjs
Version:
Custom observable data serialisation and routing based on Angular2
103 lines • 5.51 kB
JavaScript
;
var __extends = (this && this.__extends) || (function () {
var 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 function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
Object.defineProperty(exports, "__esModule", { value: true });
var core_1 = require("@angular/core");
var VortexService_1 = require("./VortexService");
var VortexStatusService_1 = require("./VortexStatusService");
var TupleOfflineStorageService_1 = require("./TupleOfflineStorageService");
var TupleDataObserverService_1 = require("./TupleDataObserverService");
var TupleDataOfflineObserverService = (function (_super) {
__extends(TupleDataOfflineObserverService, _super);
function TupleDataOfflineObserverService(vortexService, vortexStatusService, zone, tupleDataObservableName, tupleOfflineStorageService) {
var _this = _super.call(this, vortexService, vortexStatusService, zone, tupleDataObservableName) || this;
_this.tupleOfflineStorageService = tupleOfflineStorageService;
return _this;
}
TupleDataOfflineObserverService.prototype.subscribeToTupleSelector = function (tupleSelector) {
var _this = this;
var tsStr = tupleSelector.toOrderedJsonStr();
if (this.cacheByTupleSelector.hasOwnProperty(tsStr)) {
var cachedData_1 = this.cacheByTupleSelector[tsStr];
// Emit the data 2 miliseconds later.
setTimeout(function () {
_super.prototype.notifyObservers.call(_this, cachedData_1, tupleSelector, cachedData_1.tuples);
}, 2);
return cachedData_1.subject;
}
var newCahcedData = new TupleDataObserverService_1.CachedSubscribedData();
this.cacheByTupleSelector[tsStr] = newCahcedData;
this.tellServerWeWantData([tupleSelector]);
this.tupleOfflineStorageService
.loadTuples(tupleSelector)
.then(function (tuples) {
// If the server has responded before we loaded the data, then just
// ignore the cached data.
if (newCahcedData.serverResponded)
return;
// Update the tuples, and notify if them
newCahcedData.tuples = tuples;
_super.prototype.notifyObservers.call(_this, newCahcedData, tupleSelector, tuples);
})
.catch(function (err) {
_this.statusService.logError("loadTuples failed : " + err);
throw new Error(err);
});
return newCahcedData.subject;
};
/** Update Offline State
*
* This method updates the offline stored data, which will be used until the next
* update from the server comes along.
* @param tupleSelector: The tuple selector to update tuples for
* @param tuples: The new data to store
*/
TupleDataOfflineObserverService.prototype.updateOfflineState = function (tupleSelector, tuples) {
var tsStr = tupleSelector.toOrderedJsonStr();
if (!this.cacheByTupleSelector.hasOwnProperty(tsStr)) {
console.log("ERROR: updateOfflineState called with no subscribers");
return;
}
var cachedData = this.cacheByTupleSelector[tsStr];
this.notifyObservers(cachedData, tupleSelector, tuples);
};
TupleDataOfflineObserverService.prototype.notifyObservers = function (cachedData, tupleSelector, tuples) {
var _this = this;
// Pass the data on
_super.prototype.notifyObservers.call(this, cachedData, tupleSelector, tuples);
// AND store the data locally
this.tupleOfflineStorageService.saveTuples(tupleSelector, tuples)
.catch(function (err) {
_this.statusService.logError("saveTuples failed : " + err);
throw new Error(err);
});
};
return TupleDataOfflineObserverService;
}(TupleDataObserverService_1.TupleDataObserverService));
TupleDataOfflineObserverService = __decorate([
core_1.Injectable(),
__metadata("design:paramtypes", [VortexService_1.VortexService,
VortexStatusService_1.VortexStatusService,
core_1.NgZone,
TupleDataObserverService_1.TupleDataObservableNameService,
TupleOfflineStorageService_1.TupleOfflineStorageService])
], TupleDataOfflineObserverService);
exports.TupleDataOfflineObserverService = TupleDataOfflineObserverService;
//# sourceMappingURL=/Users/jchesney/skyorb-dev/orb-vortexjs/src/vortex/TupleDataOfflineObserverService.js.map