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ts-method-cache

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Data method caching logic based on TypeScript decorators

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'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; case 7: op = _.ops.pop(); _.trys.pop(); continue; default: if (!((t = _.trys), (t = t.length > 0 && t[t.length - 1])) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; } if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; } if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; } 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 }; } }; Object.defineProperty(exports, '__esModule', { value: true }); var base_cache_provider_1 = require('../../core/provider/base-cache.provider'); var PersistentCacheProvider = /** @class */ (function(_super) { __extends(PersistentCacheProvider, _super); function PersistentCacheProvider() { return _super.call(this) || this; } PersistentCacheProvider.prototype.addToContainer = function(containerOptions, cacheObject) { _super.prototype.addToContainer.call(this, containerOptions, cacheObject); this.saveContainers(); }; PersistentCacheProvider.prototype.clearCache = function() { _super.prototype.clearCache.call(this); this.saveCache(); this.saveContainers(); }; PersistentCacheProvider.prototype.clearContainer = function(container) { _super.prototype.clearContainer.call(this, container); this.saveContainers(); }; PersistentCacheProvider.prototype.clearContainers = function() { _super.prototype.clearContainers.call(this); this.saveContainers(); }; PersistentCacheProvider.prototype.clearKeyCache = function(key) { _super.prototype.clearKeyCache.call(this, key); this.saveCache(); }; PersistentCacheProvider.prototype.clearKeyContainer = function(containerKey) { _super.prototype.clearKeyContainer.call(this, containerKey); this.saveContainers(); }; PersistentCacheProvider.prototype.setCache = function(options, args, cache) { _super.prototype.setCache.call(this, options, args, cache); this.saveCache(); }; PersistentCacheProvider.prototype.restoreCacheObjects = function() { var _this = this; this.cache.length = 0; this.containers.length = 0; var cacheObjects = this.storage.getStorageItems(); var containerObjects = this.storage.getContainerItems(); cacheObjects.forEach(function(cacheObject) { return _this.initiateCacheObject(cacheObject.options); }); containerObjects.forEach(function(containerObject) { var container = _this.initiateCacheContainer(containerObject.options); containerObject.cacheObjects.forEach(function(cacheKey) { var cache = _this.getCacheObject(cacheKey); if (cache) { container.addCache(cache); } }); }); cacheObjects.forEach(function(cacheObject) { if (cacheObject.options.key) { var cache = _this.getCacheObject(cacheObject.options.key); if (cache) { cache.restoreCacheObject(cacheObject.items, cacheObject.ttl); } } }); }; PersistentCacheProvider.prototype.saveCache = function() { return __awaiter(this, void 0, void 0, function() { var _a, _b; var _this = this; return __generator(this, function(_c) { switch (_c.label) { case 0: _b = (_a = this.storage).setStorageItems; return [ 4 /*yield*/, Promise.all( this.cache.map(function(cache) { return __awaiter(_this, void 0, void 0, function() { return __generator(this, function(_a) { return [2 /*return*/, cache.storeCacheObject()]; }); }); }) ) ]; case 1: _b.apply(_a, [_c.sent()]); return [2 /*return*/]; } }); }); }; PersistentCacheProvider.prototype.saveContainers = function() { var storageContainerCache = this.containers.map(function(container) { return { options: container.options, cacheObjects: container.cacheObjects.map(function(cache) { return cache.key; }) }; }); this.storage.setContainerItems(storageContainerCache); }; return PersistentCacheProvider; })(base_cache_provider_1.BaseCacheProvider); exports.PersistentCacheProvider = PersistentCacheProvider;