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64 lines
1.6 KiB
JavaScript

"use strict";
const assert = require("assert");
const cheerio = require("cheerio");
const syncpipe = require("syncpipe");
const url = require("url");
const defaultValue = require("default-value");
const assureResponse = require("../../shared/assure-response");
module.exports = function tmeScrapeProduct({ session }) {
return async function ({ data, createAlias, updateData, expireDependents }) {
let response = await session.get(data.url);
assureResponse(response);
let $ = cheerio.load(response.body);
let allMetaHeaders = syncpipe($("h2.o-semantic-only-header").toArray(), [
(_) => _.map((header) => {
let $header = $(header);
return [
$header.find(".name").text().trim(),
$header.find(".value").text().trim()
];
}),
(_) => Object.fromEntries(_)
]);
let itemData = {
productID: $(".pip-product-symbol").eq(0).text().trim(),
manufacturer: $("[data-gtm-event-action='producer_link']").eq(0).text().trim(),
model: defaultValue(
allMetaHeaders["Manufacturer part number:"],
allMetaHeaders["TME Symbol:"]
),
description: $(".c-pip__sub-name").eq(0).text().trim(),
documents: $("a.c-pip__downloads-file-link").toArray().map((link) => {
return {
description: $(link).text().trim(),
url: url.resolve(
data.url,
$(link).attr("href")
)
};
}),
// TODO: Scrape prices
};
assert(itemData.productID != null);
assert(itemData.manufacturer != null);
assert(itemData.model != null);
createAlias({ from: `tme:product:${itemData.productID}` });
updateData((oldData) => ({
... oldData,
itemData: itemData
}));
expireDependents();
};
};