New release: added background persistence, page checking, and also a button injected to the WW posting toolbar

content.js

@@ -8,6 +8,14 @@ const HEADER_LINES = new Set([
   "SERVICE TEAM"
 ]);
 
+const ACTION_BAR_SELECTOR = "nav.floating--action-bar";
+const INJECTED_ATTR = "data-wwcompanion-default-task";
+const DEFAULT_TASK_LABEL = "Default WWCompanion Task";
+
+function isJobPostingOpen() {
+  return document.getElementsByClassName("modal__content").length > 0;
+}
+
 function sanitizePostingText(text) {
   let cleaned = text.replaceAll("fiber_manual_record", "");
   const lines = cleaned.split(/\r?\n/);
@@ -23,6 +31,78 @@ function sanitizePostingText(text) {
   return cleaned.trim();
 }
 
+function buildDefaultTaskButton(templateButton) {
+  const button = document.createElement("button");
+  button.type = "button";
+  button.textContent = DEFAULT_TASK_LABEL;
+  button.className = templateButton.className;
+  button.setAttribute(INJECTED_ATTR, "true");
+  button.setAttribute("aria-label", DEFAULT_TASK_LABEL);
+  button.addEventListener("click", () => {
+    document.dispatchEvent(new CustomEvent("WWCOMPANION_RUN_DEFAULT_TASK"));
+    chrome.runtime.sendMessage({ type: "RUN_DEFAULT_TASK" });
+  });
+  return button;
+}
+
+function getActionBars() {
+  return [...document.querySelectorAll(ACTION_BAR_SELECTOR)];
+}
+
+function getActionBarButtonCount(bar) {
+  return bar.querySelectorAll(`button:not([${INJECTED_ATTR}])`).length;
+}
+
+function selectTargetActionBar(bars) {
+  if (!bars.length) return null;
+  let best = bars[0];
+  let bestCount = getActionBarButtonCount(best);
+  for (const bar of bars.slice(1)) {
+    const count = getActionBarButtonCount(bar);
+    if (count > bestCount) {
+      best = bar;
+      bestCount = count;
+    }
+  }
+  return best;
+}
+
+function ensureDefaultTaskButton() {
+  const bars = getActionBars();
+  if (!bars.length) return;
+
+  if (!isJobPostingOpen()) {
+    for (const bar of bars) {
+      const injected = bar.querySelector(`[${INJECTED_ATTR}]`);
+      if (injected) injected.remove();
+    }
+    return;
+  }
+
+  const toolbar = selectTargetActionBar(bars);
+  if (!toolbar) return;
+
+  for (const bar of bars) {
+    if (bar === toolbar) continue;
+    const injected = bar.querySelector(`[${INJECTED_ATTR}]`);
+    if (injected) injected.remove();
+  }
+
+  const existing = toolbar.querySelector(`[${INJECTED_ATTR}]`);
+  if (existing) return;
+
+  const templateButton = toolbar.querySelector("button");
+  if (!templateButton) return;
+
+  const button = buildDefaultTaskButton(templateButton);
+  const firstChild = toolbar.firstElementChild;
+  if (firstChild) {
+    toolbar.insertBefore(button, firstChild);
+  } else {
+    toolbar.appendChild(button);
+  }
+}
+
 function extractPostingText() {
   const contents = [...document.getElementsByClassName("modal__content")];
   if (!contents.length) {
@@ -46,3 +126,15 @@ chrome.runtime.onMessage.addListener((message, _sender, sendResponse) => {
   const result = extractPostingText();
   sendResponse(result);
 });
+
+chrome.runtime.onConnect.addListener((port) => {
+  if (port.name !== "wwcompanion-keepalive") return;
+  port.onDisconnect.addListener(() => {});
+});
+
+const observer = new MutationObserver(() => {
+  ensureDefaultTaskButton();
+});
+
+observer.observe(document.documentElement, { childList: true, subtree: true });
+ensureDefaultTaskButton();