surugaya/dist/surugaya.js

Scraper for JP site 'surugaya' to check for stuff

"use strict";
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 {
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            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 x_ray_1 = __importDefault(require("x-ray"));
var qs_1 = __importDefault(require("qs"));
var x = x_ray_1.default({
    filters: {
        trim: function (value) { return (typeof value === "string" ? value.trim() : value); },
        priceFind: function (value) {
            return typeof value === "string" ? value.replace(/[^0-9]/g, "") : value;
        },
        parseInt: function (value) { return (typeof value === "string" ? Number(value) : value); },
        parseAvailability: function (value) {
            if (typeof value !== "string") {
                return value;
            }
            var match = value.match(/(.*)：/);
            if (!match)
                return value;
            return match[1];
        },
        parseProductCode: function (value) {
            if (typeof value !== "string") {
                return value;
            }
            var rightSlash = value.lastIndexOf("/");
            return value.slice(rightSlash + 1);
        },
        formImageUrl: function (productCode) {
            return "https://www.suruga-ya.jp/pics/boxart_m/" + productCode + "m.jpg";
        },
    },
});
var defaultOptions = {
    maxPages: Infinity,
};
function search(query, options) {
    if (options === void 0) { options = defaultOptions; }
    return __awaiter(this, void 0, void 0, function () {
        var queryString, results;
        return __generator(this, function (_a) {
            switch (_a.label) {
                case 0:
                    queryString = qs_1.default.stringify({
                        search_word: query,
                        rankBy: "price:descending",
                    });
                    return [4 /*yield*/, x("https://www.suruga-ya.jp/search?" + queryString, ".item", [
                            {
                                productName: ".title a",
                                productURL: ".thum a@href",
                                productCode: ".thum a@href | parseProductCode",
                                imageURL: ".thum a@href | parseProductCode | formImageUrl",
                                availability: [".price_teika | parseAvailability | trim"],
                                prices: [".price_teika | priceFind | parseInt"],
                            },
                        ])
                            .paginate("li.next a@href")
                            .limit(options.maxPages)];
                case 1:
                    results = _a.sent();
                    return [2 /*return*/, results.flatMap(function (result) {
                            return result.prices.map(function (price, idx) { return ({
                                productName: result.productName,
                                productURL: result.productURL,
                                productCode: result.productCode,
                                imageURL: result.imageURL,
                                price: price,
                                availability: result.availability[idx],
                            }); });
                        })];
            }
        });
    });
}
exports.search = search;