gverse
Version:
Object Graph Mapper for Dgraph
267 lines • 11.5 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 (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
if (typeof b !== "function" && b !== null)
throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
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) {
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 (g && (g = 0, op[0] && (_ = 0)), _) 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 };
}
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.VertexFixtures = exports.Origin = exports.Owner = exports.Pet = exports.graph = exports.conn = void 0;
var gverse_1 = __importDefault(require("../../gverse"));
exports.conn = new gverse_1.default.Connection({
host: "server",
port: 9080,
debug: false
});
exports.graph = new gverse_1.default.Graph(exports.conn);
var Pet = /** @class */ (function (_super) {
__extends(Pet, _super);
function Pet() {
var _this = _super !== null && _super.apply(this, arguments) || this;
_this.type = Pet.name;
_this.name = "";
_this.name$ur = "";
_this.breed = "";
_this.beforeCreateSet = false;
_this.afterCreateSet = false;
_this.beforeUpdateSet = false;
_this.afterUpdateSet = false;
_this.beforeDeleteSet = false;
_this.afterDeleteSet = false;
_this._edges = {
owner: gverse_1.default.Edge.toVertex(Owner),
origin: gverse_1.default.Edge.toVertex(Origin)
};
return _this;
// async loadFrom(graph: Gverse.Graph): Promise<Pet> {
// return graph.load(this) as Pet
// }
}
Pet.create = function (name, breed) {
var pet = new Pet();
pet.name = name;
pet.breed = breed;
return pet;
};
Pet.prototype.getAdoptedBy = function (owner) {
return __awaiter(this, void 0, void 0, function () {
var updated;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, exports.graph.link(this, owner, "owner")];
case 1:
_a.sent();
return [4 /*yield*/, this.loadFrom(exports.graph)];
case 2:
updated = _a.sent();
return [2 /*return*/, updated];
}
});
});
};
Pet.prototype.escape = function (owner) {
return __awaiter(this, void 0, void 0, function () {
var updated;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, exports.graph.unlink(this, owner, "owner")];
case 1:
_a.sent();
return [4 /*yield*/, this.loadFrom(exports.graph)];
case 2:
updated = _a.sent();
return [2 /*return*/, updated];
}
});
});
};
Pet.prototype.beforeCreate = function () {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
this.beforeCreateSet = true;
return [2 /*return*/];
});
});
};
Pet.prototype.afterCreate = function () {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
this.afterCreateSet = true;
return [2 /*return*/];
});
});
};
Pet.prototype.beforeUpdate = function () {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
this.beforeUpdateSet = true;
return [2 /*return*/];
});
});
};
Pet.prototype.afterUpdate = function () {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
this.afterUpdateSet = true;
return [2 /*return*/];
});
});
};
Pet.prototype.beforeDelete = function () {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
this.beforeDeleteSet = true;
return [2 /*return*/];
});
});
};
Pet.prototype.afterDelete = function () {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
this.afterDeleteSet = true;
return [2 /*return*/];
});
});
};
return Pet;
}(gverse_1.default.Vertex));
exports.Pet = Pet;
var Owner = /** @class */ (function (_super) {
__extends(Owner, _super);
function Owner() {
var _this = _super !== null && _super.apply(this, arguments) || this;
_this.type = Owner.name;
_this.name = "";
_this._edges = {
pets: gverse_1.default.Edge.toVertices(Pet)
// @todo pets: Gverse.Edge.fromVertices(Pet, "owner")
};
return _this;
}
Owner.create = function (name) {
var owner = new Owner();
owner.name = name;
return owner;
};
return Owner;
}(gverse_1.default.Vertex));
exports.Owner = Owner;
var Origin = /** @class */ (function (_super) {
__extends(Origin, _super);
function Origin() {
var _this = _super !== null && _super.apply(this, arguments) || this;
_this.type = Origin.name;
_this.name = "";
_this.pets = [];
_this._edges = {
pets: gverse_1.default.Edge.toVertices(Pet, { reverseOf: "origin" })
};
return _this;
}
Origin.create = function (name) {
return new Origin().unmarshal({ name: "Toronoto" });
};
return Origin;
}(gverse_1.default.Vertex));
exports.Origin = Origin;
var VertexFixtures = /** @class */ (function () {
function VertexFixtures() {
}
VertexFixtures.prototype.clear = function () {
return __awaiter(this, void 0, void 0, function () {
var indices, types;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, exports.conn.clear(Pet.name)];
case 1:
_a.sent();
return [4 /*yield*/, exports.conn.clear(Owner.name)];
case 2:
_a.sent();
indices = "\n name: string @index(exact) @lang .\n origin: [uid] @reverse .\n breed: string .\n owner: uid .\n pets: [uid] .\n ";
types = "\n type Origin {\n name\n <~origin>\n }\n type Owner {\n name\n pets\n }\n type Pet {\n name\n breed\n owner\n origin\n }\n ";
return [4 /*yield*/, exports.conn.applySchema(indices + types)];
case 3:
_a.sent();
return [2 /*return*/];
}
});
});
};
VertexFixtures.prototype.build = function () {
return __awaiter(this, void 0, void 0, function () {
var _a, _b, _c;
return __generator(this, function (_d) {
switch (_d.label) {
case 0: return [4 /*yield*/, this.clear()];
case 1:
_d.sent();
_a = this;
return [4 /*yield*/, exports.graph.create(Pet.create("Biggles", "Cat"))];
case 2:
_a.pet = (_d.sent());
_b = this;
return [4 /*yield*/, exports.graph.create(Owner.create("Austin"))];
case 3:
_b.owner = (_d.sent());
_c = this;
return [4 /*yield*/, exports.graph.create(Origin.create("Toronto"))];
case 4:
_c.origin = (_d.sent());
return [2 /*return*/, this];
}
});
});
};
return VertexFixtures;
}());
exports.VertexFixtures = VertexFixtures;
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