Add LinkedIn Jobs Enhanced script

linkedin-jobs-enhanced/LinkedInJobsEnhanced.user.js

@@ -0,0 +1,225 @@
+// ==UserScript==
+// @name         LinkedIn Jobs Enhanced ✨
+// @namespace    http://tampermonkey.net/
+// @version      2024-06-24T04:08:56+05:30
+// @description  Trying to fix job filters without being paid by LinkedIn :')
+// @updateURL    https://git.sangeeth.dev/x/userscripts/raw/branch/main/linkedin-jobs-enhanced/LinkedInJobsEnhanced.user.js
+// @downloadURL  https://git.sangeeth.dev/x/userscripts/raw/branch/main/linkedin-jobs-enhanced/LinkedInJobsEnhanced.user.js
+// @author       Sangeeth Sudheer
+// @match        https://www.linkedin.com/jobs/search*
+// @match        https://www.linkedin.com/jobs/collections*
+// @icon         https://www.google.com/s2/favicons?sz=64&domain=linkedin.com
+// @grant        GM_getValue
+// @grant        GM_setValue
+// ==/UserScript==
+
+/**
+ ** UTILITIES
+ **/
+
+ function stringEnum(values) {
+    return new Proxy(
+        new Set(values),
+        {
+            get(target, prop) {
+                if (!target.has(prop)) {
+                    throw Error(`${prop} is not a valid key!`);
+                }
+
+                return prop;
+            }
+        }
+    );
+};
+
+const Logger = {
+    prefix: "linkedin-jobs-enhanced",
+
+    debug(...args) {
+        if (Storage.get(Storage.keys.debug)) {
+            console.log(`[${this.prefix}]`, ...args);
+        }
+    },
+
+    error(...args) {
+        console.error(`[${this.prefix}]`, ...args);
+    }
+};
+
+const Storage = {
+    _allKeys: stringEnum(["disliked", "liked", "debug", "mode"]),
+
+    init() {
+        if (!Array.isArray(this.get(this.keys.disliked))) {
+            this.set(this.keys.disliked, []);
+        }
+
+        if (!Array.isArray(this.get(this.keys.liked))) {
+            this.set(this.keys.liked, []);
+        }
+
+        if (!this.get(this.keys.mode)) {
+            this.set(this.keys.mode, "hide-disliked");
+        }
+
+        if (typeof this.get(this.keys.debug) !== 'boolean') {
+            this.set(this.keys.debug, false);
+        }
+
+        Logger.debug(`Initialized storage`);
+    },
+
+    get keys() {
+        return this._allKeys;
+    },
+
+    get(key) {
+        return GM_getValue(key);
+    },
+
+    set(key, value) {
+        return GM_setValue(key, value);
+    }
+};
+
+const UI = {
+    alert(msg) {
+        alert(msg);
+    }
+}
+
+;(function() {
+    'use strict';
+
+    function buildListPatterns() {
+        const mode = Storage.get(Storage.keys.mode);
+        let disliked = Storage.get(Storage.keys.disliked);
+        let liked = Storage.get(Storage.keys.liked);
+
+        const trimSpaces = value => value.trim();
+        const isValid = value => value && value.trim();
+
+        disliked = disliked.filter(isValid).map(trimSpaces);
+        liked = liked.filter(isValid).map(trimSpaces);
+
+        if (mode === "show-liked" && liked.length === 0) {
+            UI.alert("No valid liked companies set, check tampermonkey Storage tab");
+            return [null, null];
+        }
+
+        if (disliked.length === 0) {
+            UI.alert("No valid companies set, check tampermonkey Storage tab");
+            return [null, null];
+        }
+
+        if (mode === "hide-disliked") {
+            return [
+                new RegExp("(" + disliked.join("|") + ")", "i"),
+                null
+            ];
+        }
+
+        if (mode === "show-liked") {
+            return [
+                null,
+                new RegExp("(" + liked.join("|") + ")", "i")
+            ];
+        }
+
+        throw new Error(`Unknown mode: ${mode} passed, check tampermonkey Storage tab`);
+    }
+
+    function applyJobListItemVisibility(node) {
+        const [HIDE_DISLIKED_PATTERN, SHOW_LIKED_PATTERN] = buildListPatterns();
+        const mode = Storage.get(Storage.keys.mode);
+        const companyNameEl = node.querySelector(".artdeco-entity-lockup__subtitle");
+
+        if (!companyNameEl) {
+            Logger.debug("Skipping node because company name element not found", node);
+            return;
+        }
+
+        const companyName = companyNameEl.textContent.trim();
+
+        const matches = mode === "hide-disliked"
+            ? HIDE_DISLIKED_PATTERN.exec(companyName)
+            : SHOW_LIKED_PATTERN.exec(companyName);
+
+        if ((mode === "hide-disliked" && matches) || (mode === "show-liked" && !matches)) {
+            node.style.display = 'none';
+
+            if (mode === "hide-disliked") {
+                Logger.debug(`Hid node because found a hide-disliked match: "${matches[1]}"`, node);
+            } else {
+                Logger.debug(`Hid node because ${companyName} is not one of the liked companies`);
+            }
+        } else if (node.style.display === 'none') {
+            delete node.style.display;
+
+            Logger.debug("Node didn't match but was hidden already", node);
+        }
+    }
+
+    function isJobListItem(node) {
+        return node.nodeType === Node.ELEMENT_NODE &&
+               node.classList.contains("jobs-search-results__list-item");
+    }
+
+    function handleMutations(records) {
+        // TODO: Super crude, probably can be optimized but works fine-ish
+
+        let hasChange = false;
+
+        outer: for (const record of records) {
+            for (const node of record.addedNodes) {
+                if (isJobListItem(node)) {
+                    hasChange = true;
+                    break outer;
+                }
+            }
+
+            if (isJobListItem(record.target)) {
+                hasChange = true;
+                break;
+            }
+        }
+
+        if (!hasChange) {
+            Logger.debug("No relevant mutations found, skipping");
+            return;
+        }
+
+        const jobListItems = document.querySelectorAll(".jobs-search-results__list-item");
+
+        for (const item of jobListItems) {
+            applyJobListItemVisibility(item);
+        }
+    }
+
+    function areWeOk() {
+        const mode = Storage.get(Storage.keys.mode);
+
+        const [HIDE_DISLIKED_PATTERN, SHOW_LIKED_PATTERN] = buildListPatterns();
+
+        if ((mode === "hide-disliked" && !HIDE_DISLIKED_PATTERN) || (mode === "show-liked" && !SHOW_LIKED_PATTERN)) {
+            Logger.debug("Exiting since no patterns set");
+            return;
+        }
+
+        return true;
+    }
+
+    Storage.init();
+
+    const mode = Storage.get(Storage.keys.mode);
+
+    Logger.debug(`Current mode is ${mode}`);
+
+    if (!areWeOk()) {
+        Logger.debug("Not okay! Quitting");
+        return;
+    }
+
+    const observer = new MutationObserver(handleMutations);
+    observer.observe(document.body, { childList: true, subtree: true });
+})();