@entity-factory/core/EntityFactory.js

Create entities on the fly for mocking and testing

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    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) : adopt(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 });
exports.EntityFactory = void 0;
var faker = require("faker");
var ObjectAdapter_1 = require("./adapters/object/ObjectAdapter");
var Blueprint_1 = require("./blueprint/Blueprint");
var BlueprintBuilder_1 = require("./blueprint/BlueprintBuilder");
var BlueprintLoader_1 = require("./blueprint/BlueprintLoader");
var utils_1 = require("./utils");
var EntityFactory = (function () {
    function EntityFactory(options) {
        var _this = this;
        if (options === void 0) { options = {}; }
        this.options = options;
        this.profiles = new Map();
        this.adapter = options.adapter || new ObjectAdapter_1.ObjectAdapter();
        if (options.blueprints) {
            var loader = new BlueprintLoader_1.BlueprintLoader(options.blueprints);
            var profiles = loader.getProfiles();
            profiles.forEach(function (profile) {
                _this.register(profile);
            });
        }
    }
    EntityFactory.prototype.for = function (entity) {
        var blueprint = this.profiles.get(entity);
        if (!blueprint) {
            throw new Error("No blueprint exists for entity " + (0, utils_1.getName)(entity));
        }
        return new BlueprintBuilder_1.BlueprintBuilder(blueprint, this, this.adapter);
    };
    EntityFactory.prototype.gen = function (count, factoryMethod) {
        return __awaiter(this, void 0, void 0, function () {
            var generatedObjects, i, result;
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0:
                        if ((0, utils_1.isFunction)(count)) {
                            factoryMethod = count;
                            count = 1;
                        }
                        if (!factoryMethod) return [3, 5];
                        generatedObjects = [];
                        i = 0;
                        _a.label = 1;
                    case 1:
                        if (!(i < count)) return [3, 4];
                        return [4, factoryMethod({ faker: faker, factory: this })];
                    case 2:
                        result = _a.sent();
                        generatedObjects.push(result);
                        _a.label = 3;
                    case 3:
                        i++;
                        return [3, 1];
                    case 4: return [2, count === 1 ? generatedObjects[0] : generatedObjects];
                    case 5: return [2];
                }
            });
        });
    };
    EntityFactory.prototype.hasBlueprint = function (entity) {
        return this.profiles.has(entity);
    };
    EntityFactory.prototype.getProfile = function (entity) {
        return this.profiles.get(entity);
    };
    EntityFactory.prototype.register = function (fixture) {
        var profile;
        if (fixture instanceof Blueprint_1.Blueprint) {
            profile = fixture;
            this.profiles.set(profile.getType(), profile);
        }
        else if ((0, utils_1.isFunction)(fixture)) {
            profile = new Blueprint_1.Blueprint();
            fixture(profile);
            this.profiles.set(profile.getType(), profile);
        }
        return this;
    };
    return EntityFactory;
}());
exports.EntityFactory = EntityFactory;