@splode/obake
Version:
Check merchants for deals.
213 lines • 12.3 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 (_) 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 });
var puppeteer_extra_1 = __importDefault(require("puppeteer-extra"));
var puppeteer_extra_plugin_stealth_1 = __importDefault(require("puppeteer-extra-plugin-stealth"));
var Merchant_1 = __importDefault(require("./Merchant"));
var BandH = /** @class */ (function (_super) {
__extends(BandH, _super);
function BandH() {
return _super.call(this) || this;
}
Object.defineProperty(BandH.prototype, "prettyName", {
get: function () {
return "B&H";
},
enumerable: false,
configurable: true
});
BandH.prototype.checkGoods = function () {
var _a;
return __awaiter(this, void 0, void 0, function () {
var verbose, _b, check;
var _this = this;
return __generator(this, function (_c) {
switch (_c.label) {
case 0:
if (this.goods.length <= 0)
return [2 /*return*/];
if (!this.hasActiveGood())
return [2 /*return*/];
verbose = (_a = this.store.config) === null || _a === void 0 ? void 0 : _a.verbose;
_b = this;
return [4 /*yield*/, puppeteer_extra_1.default
.use((0, puppeteer_extra_plugin_stealth_1.default)())
// HACK: required due to an issue with puppeteer types support in puppeteer-extra
// see https://github.com/berstend/puppeteer-extra/issues/428#issuecomment-778679665 for details
// @ts-ignore
.launch({ headless: false })
.catch(function (err) {
throw err;
})];
case 1:
_b.browser = _c.sent();
check = function (good) { return __awaiter(_this, void 0, void 0, function () {
var page_1;
var _this = this;
var _a, _b, _c;
return __generator(this, function (_d) {
switch (_d.label) {
case 0:
if (!!good.disabled) return [3 /*break*/, 4];
return [4 /*yield*/, ((_a = this.browser) === null || _a === void 0 ? void 0 : _a.newPage().catch(function (err) {
throw err;
}))];
case 1:
page_1 = _d.sent();
if (!page_1) return [3 /*break*/, 3];
if (verbose) {
(_b = this.log) === null || _b === void 0 ? void 0 : _b.info("checking for " + good.name + " at " + good.URL + "...");
}
return [4 /*yield*/, this.priceCheck(page_1, good)
.catch(function (err) {
var _a;
(_a = _this.log) === null || _a === void 0 ? void 0 : _a.error(err.message);
})
.finally(function () { return __awaiter(_this, void 0, void 0, function () {
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, page_1.close().catch(function (err) {
var _a;
(_a = _this.log) === null || _a === void 0 ? void 0 : _a.error(err.message);
throw err;
})];
case 1:
_a.sent();
return [2 /*return*/];
}
});
}); })];
case 2:
_d.sent();
_d.label = 3;
case 3: return [3 /*break*/, 5];
case 4:
if (verbose) {
(_c = this.log) === null || _c === void 0 ? void 0 : _c.info("skipping due to disabled configuration: " + good.URL);
}
_d.label = 5;
case 5: return [2 /*return*/];
}
});
}); };
return [4 /*yield*/, Promise.all(this.goods.map(check))
.catch(function (err) {
var _a;
(_a = _this.log) === null || _a === void 0 ? void 0 : _a.error(err.message);
})
.finally(function () { return __awaiter(_this, void 0, void 0, function () {
var _a;
return __generator(this, function (_b) {
switch (_b.label) {
case 0: return [4 /*yield*/, ((_a = this.browser) === null || _a === void 0 ? void 0 : _a.close().catch(function (err) {
throw err;
}))];
case 1:
_b.sent();
return [2 /*return*/];
}
});
}); })];
case 2:
_c.sent();
return [2 /*return*/];
}
});
});
};
BandH.prototype.priceCheck = function (page, good) {
return __awaiter(this, void 0, void 0, function () {
var priceString, price;
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, page
.goto(good.URL, { waitUntil: "networkidle2" })
.then(function (res) {
if (res.status() > 400) {
throw _this.responseError(res, good);
}
})
.catch(function (err) { return _this.requestError(err, good); })];
case 1:
_a.sent();
return [4 /*yield*/, page
.$eval("[data-selenium='pricingPrice']", function (el) { return el.textContent; })
.catch(function (err) {
_this.handleNotFoundPrice(good);
throw err;
})];
case 2:
priceString = _a.sent();
if (!priceString)
return [2 /*return*/];
price = this.parsePrice(priceString);
this.handleFoundPrice(price, good);
if (!(price < good.price)) return [3 /*break*/, 4];
return [4 /*yield*/, this.handleDiscount(price, good)];
case 3:
_a.sent();
_a.label = 4;
case 4: return [2 /*return*/];
}
});
});
};
return BandH;
}(Merchant_1.default));
exports.default = BandH;
//# sourceMappingURL=BandH.js.map