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108 lines
2.6 KiB
JavaScript
108 lines
2.6 KiB
JavaScript
"use strict";
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const Promise = require("bluebird");
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const express = require("express");
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const path = require("path");
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const defaultValue = require("default-value");
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const moize = require("moize");
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const knex = require("knex")(require("../knexfile"));
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const createSynchronizer = require("./sync")({ knex: knex });
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createSynchronizer("datasheets_products", "datasheet:", (item) => {
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if (item.data.url != null) {
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return {
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id: item.id,
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manufacturer: item.data.manufacturer,
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name: item.data.name,
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description: item.data.description,
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source: defaultValue(item.data.source, "unknown"), // FIXME: Temporary workaround for old data
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url: item.data.url,
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last_updated: item.updatedAt
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};
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} else {
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console.warn(`[warn] Item does not have a URL: ${item.id}`);
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return null;
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}
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}, {
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getLastTimestamp: function () {
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return Promise.try(() => {
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return knex("datasheets_products")
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.orderBy("last_updated", "DESC")
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.limit(1);
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}).then((results) => {
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console.log({results});
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if (results.length > 0) {
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return results[0].last_updated;
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}
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});
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}
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});
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const getDatasheetCount = moize(() => {
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return Promise.try(() => {
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return knex("datasheets_products").count("url");
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}).then((result) => {
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return result[0].count;
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});
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}, { maxAge: 1000 * 60 * 1 }); // 1 minute cache
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let app = express();
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app.set("views", path.join(__dirname, "views"));
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app.set("view engine", "jsx");
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app.engine("jsx", require("@joepie91/express-react-views").createEngine());
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app.use(express.static(path.join(__dirname, "../public")));
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app.get("/", (req, res) => {
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res.redirect("/datasheets");
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});
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app.get("/datasheets", (req, res) => {
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return Promise.try(() => {
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return getDatasheetCount();
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}).then((datasheetCount) => {
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res.render("datasheets/index", {
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datasheetCount: datasheetCount
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});
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});
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});
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app.post("/datasheets/search", (req, res) => {
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return Promise.try(() => {
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// return knex.raw(`
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// SELECT
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// data->>'manufacturer' AS manufacturer,
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// data->>'name' AS name,
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// data->>'url' AS url,
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// data->>'description' AS description,
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// data->>'source' AS source
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// FROM srap_items WHERE
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// id LIKE 'datasheet:%'
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// AND lower(data->>'name') LIKE :query
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// ORDER BY name
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// LIMIT 20
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// `, {
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// query: req.query.query.toLowerCase() + "%"
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// });
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return knex.raw(`
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SELECT * FROM datasheets_products WHERE
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lower(name) LIKE :query
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ORDER BY name
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LIMIT 20
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`, {
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query: req.query.query.toLowerCase() + "%"
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});
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}).then((result) => {
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res.json({ results: result.rows });
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});
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});
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app.get("/contact", (req, res) => {
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res.render("contact");
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});
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module.exports = app;
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