first version of browser extension hireflow
This commit is contained in:
@@ -0,0 +1,317 @@
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(function () {
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const GUARD = "__HireflowInteractionTracker";
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if (window[GUARD]) {
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return;
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}
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const TYPE_DEBOUNCE_MS = 250;
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/** @type {{ recording: boolean, interactions: Array<{action: string, xpath_selector: string, text?: string}>, listenersAttached: boolean, typeTimer: ReturnType<typeof setTimeout> | null, pendingType: { xpath: string, text: string } | null, userEdited: WeakSet<Element> }} */
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const state = {
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recording: false,
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interactions: [],
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listenersAttached: false,
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typeTimer: null,
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pendingType: null,
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userEdited: new WeakSet(),
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};
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window[GUARD] = state;
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/** Input types that represent free-text (or numeric) typing — not clicks-only controls. */
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const TEXT_LIKE_INPUT_TYPES = new Set([
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"text",
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"search",
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"url",
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"tel",
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"email",
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"password",
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"number",
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"",
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]);
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function normalizedInputType(el) {
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if (el.tagName !== "INPUT") {
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return "";
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}
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const raw = el.getAttribute("type");
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if (raw == null || raw === "") {
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return "text";
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}
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return String(raw).toLowerCase();
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}
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function isTextLikeField(el) {
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if (!el || el.nodeType !== Node.ELEMENT_NODE) {
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return false;
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}
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if (el.tagName === "TEXTAREA") {
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return true;
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}
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if (el.tagName === "INPUT") {
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return TEXT_LIKE_INPUT_TYPES.has(normalizedInputType(el));
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}
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if (el.isContentEditable === true) {
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return true;
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}
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return false;
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}
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function markFieldUserEdited(el) {
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if (isTextLikeField(el)) {
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state.userEdited.add(el);
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}
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}
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function escapeXPathLiteral(str) {
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if (str.indexOf("'") === -1) {
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return "'" + str + "'";
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}
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if (str.indexOf('"') === -1) {
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return '"' + str.replace(/"/g, '\\"') + '"';
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}
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const parts = str.split("'");
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const concatArgs = [];
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for (let i = 0; i < parts.length; i++) {
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concatArgs.push("'" + parts[i] + "'");
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if (i < parts.length - 1) {
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concatArgs.push('"\'"');
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}
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}
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return "concat(" + concatArgs.join(", ") + ")";
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}
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function getXPath(element) {
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if (!element || element.nodeType !== Node.ELEMENT_NODE) {
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return "";
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}
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if (element.id) {
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return "//*" + "[@id=" + escapeXPathLiteral(element.id) + "]";
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}
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const segments = [];
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let node = element;
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while (node && node.nodeType === Node.ELEMENT_NODE) {
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if (node === document.documentElement) {
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segments.unshift("html");
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break;
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}
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const parent = node.parentElement;
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if (!parent) {
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break;
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}
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const tag = node.nodeName.toLowerCase();
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const sameTagSiblings = Array.from(parent.children).filter(
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(c) => c.nodeName === node.nodeName
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);
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const index = sameTagSiblings.indexOf(node) + 1;
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if (sameTagSiblings.length === 1) {
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segments.unshift(tag);
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} else {
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segments.unshift(tag + "[" + index + "]");
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}
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node = parent;
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}
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return "//" + segments.join("/");
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}
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function flushPendingType() {
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state.typeTimer = null;
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if (!state.pendingType) {
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return;
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}
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const { xpath, text } = state.pendingType;
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state.pendingType = null;
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const last = state.interactions[state.interactions.length - 1];
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if (last && last.action === "type" && last.xpath_selector === xpath) {
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last.text = text;
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} else {
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state.interactions.push({
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action: "type",
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text,
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xpath_selector: xpath,
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});
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}
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}
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function scheduleTypeCommit(xpath, text) {
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state.pendingType = { xpath, text };
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if (state.typeTimer) {
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clearTimeout(state.typeTimer);
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}
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state.typeTimer = setTimeout(flushPendingType, TYPE_DEBOUNCE_MS);
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}
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function onClickCapture(ev) {
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if (!state.recording || !ev.isTrusted) {
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return;
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}
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const target = ev.target;
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if (!target || target.nodeType !== Node.ELEMENT_NODE) {
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return;
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}
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flushPendingType();
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state.interactions.push({
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action: "click",
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xpath_selector: getXPath(target),
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});
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}
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function onBeforeInputCapture(ev) {
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if (!state.recording || !ev.isTrusted) {
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return;
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}
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if (typeof InputEvent !== "undefined" && ev instanceof InputEvent) {
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const t = ev.target;
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if (t && t.nodeType === Node.ELEMENT_NODE && isTextLikeField(t)) {
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state.userEdited.add(t);
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}
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}
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}
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function onKeyDownCapture(ev) {
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if (!state.recording || !ev.isTrusted) {
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return;
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}
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const el = document.activeElement;
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if (!el || !isTextLikeField(el)) {
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return;
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}
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if (ev.ctrlKey || ev.metaKey || ev.altKey) {
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if (ev.key === "v" || ev.key === "V" || ev.key === "x" || ev.key === "X") {
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markFieldUserEdited(el);
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}
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return;
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}
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if (
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ev.key.length === 1 ||
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ev.key === "Backspace" ||
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ev.key === "Delete" ||
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ev.key === "Enter"
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) {
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markFieldUserEdited(el);
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}
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}
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function onPasteCutCapture(ev) {
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if (!state.recording || !ev.isTrusted) {
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return;
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}
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const t = ev.target;
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if (t && t.nodeType === Node.ELEMENT_NODE) {
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markFieldUserEdited(t);
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}
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}
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function onInputCapture(ev) {
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if (!state.recording || !ev.isTrusted) {
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return;
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}
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const target = ev.target;
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if (!target || target.nodeType !== Node.ELEMENT_NODE) {
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return;
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}
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if (!isTextLikeField(target)) {
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return;
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}
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if (!state.userEdited.has(target)) {
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return;
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}
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let text = "";
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if (target.isContentEditable) {
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text = target.innerText || target.textContent || "";
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} else {
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text = target.value != null ? String(target.value) : "";
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}
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const xpath = getXPath(target);
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scheduleTypeCommit(xpath, text);
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}
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function onChangeCapture(ev) {
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if (!state.recording || !ev.isTrusted) {
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return;
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}
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const target = ev.target;
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if (!target || target.nodeType !== Node.ELEMENT_NODE) {
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return;
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}
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if (target.tagName !== "SELECT") {
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return;
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}
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flushPendingType();
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const text = target.value != null ? String(target.value) : "";
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state.interactions.push({
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action: "select",
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text,
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xpath_selector: getXPath(target),
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});
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}
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function attachListeners() {
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if (state.listenersAttached) {
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return;
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}
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document.addEventListener("click", onClickCapture, true);
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document.addEventListener("beforeinput", onBeforeInputCapture, true);
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document.addEventListener("keydown", onKeyDownCapture, true);
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document.addEventListener("paste", onPasteCutCapture, true);
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document.addEventListener("cut", onPasteCutCapture, true);
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document.addEventListener("input", onInputCapture, true);
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document.addEventListener("change", onChangeCapture, true);
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state.listenersAttached = true;
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}
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function detachListeners() {
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if (!state.listenersAttached) {
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return;
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}
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document.removeEventListener("click", onClickCapture, true);
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document.removeEventListener("beforeinput", onBeforeInputCapture, true);
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document.removeEventListener("keydown", onKeyDownCapture, true);
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document.removeEventListener("paste", onPasteCutCapture, true);
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document.removeEventListener("cut", onPasteCutCapture, true);
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document.removeEventListener("input", onInputCapture, true);
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document.removeEventListener("change", onChangeCapture, true);
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state.listenersAttached = false;
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}
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chrome.runtime.onMessage.addListener((message, _sender, sendResponse) => {
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if (message.type === "START_RECORDING") {
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state.interactions = [];
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state.pendingType = null;
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state.userEdited = new WeakSet();
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if (state.typeTimer) {
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clearTimeout(state.typeTimer);
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state.typeTimer = null;
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}
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state.recording = true;
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attachListeners();
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sendResponse({ ok: true });
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return false;
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}
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if (message.type === "STOP_AND_GET_INTERACTIONS") {
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state.recording = false;
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if (state.typeTimer) {
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clearTimeout(state.typeTimer);
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state.typeTimer = null;
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}
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flushPendingType();
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detachListeners();
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const interactions = state.interactions.slice();
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state.interactions = [];
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sendResponse({ ok: true, interactions });
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return false;
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}
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if (message.type === "GET_STATUS") {
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sendResponse({
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ok: true,
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recording: state.recording,
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count: state.interactions.length,
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});
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return false;
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}
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return false;
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});
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})();
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Reference in New Issue
Block a user