inject.ts

1/**2 * inject.ts — autofill icon + selector overlay, injected into pages.3 *4 * Runs as a content script. Injects the Peach icon next to detected login5 * fields, anchors it via event-driven positioning (no perpetual rAF — see6 * Projects.md §4.7), and renders the inline autofill selector in a shadow7 * DOM. Never holds decrypted vault data directly: all entry lookups go8 * through `chrome.runtime.sendMessage`, and only the minimum fields needed9 * to fill come back across the boundary.10 */1112import { ACCENT_COLORS } from "../shared/types";1314let accentHex = "#E8956D";15chrome.runtime.sendMessage({ type: "GET_SETTINGS" }, (resp: { ok: boolean; data?: { accentColor?: string } } | undefined) => {16  const name = resp?.data?.accentColor ?? "peach";17  accentHex = ACCENT_COLORS.find(c => c.name === name)?.hex ?? "#E8956D";18});1920export interface SelectorEntry {21  id: string;22  title: string;23  username?: string;24  url?: string;25  hasTotp?: boolean;26}2728interface SelectorOptions {29  domain?: string;30  searchableEntries?: SelectorEntry[];31  /** True when shown on a signup form — changes header label and entry-click behaviour */32  isSignup?: boolean;33  /**34   * Called after the user picks a saved identity (signup mode only) or35   * after successfully saving a new entry on a signup form.36   * Lets the caller fill the visible username + password fields.37   */38  onFillFields?: (username: string, password: string) => void;39  /**40   * When true, show an inline unlock form instead of the entries list.41   * Used when the vault is locked so the user can unlock without opening42   * the popup.43   */44  locked?: boolean;45  /**46   * Called after a successful inline unlock — the caller should re-query47   * entries and re-open the selector with real data.48   */49  onUnlocked?: () => void;50  /**51   * Called when the user explicitly dismisses the selector (Escape, Tab, or52   * click outside) — NOT when an entry is selected or on auto-close.53   * Used by the caller to suppress spurious reopens on the same field.54   */55  onDismiss?: () => void;56}5758function getDomainFromUrl(url: string): string {59  try { return new URL(url).hostname.replace(/^www\./, ""); } catch { return ""; }60}6162function keySvgStr(): string {63  return `<svg xmlns="http://www.w3.org/2000/svg" width="12" height="13" viewBox="0 0 12 13" fill="none" stroke="rgba(240,232,216,0.35)" stroke-width="0.95" stroke-linecap="round"><rect x="2" y="5.5" width="8" height="6" rx="1.5"/><path d="M4 5.5V4.25A2 2 0 0 1 6 2.25A2 2 0 0 1 8 4.25V5.5"/></svg>`;64}6566function plusSvgStr(): string {67  return `<svg xmlns="http://www.w3.org/2000/svg" width="12" height="12" viewBox="0 0 12 12" fill="none" stroke="currentColor" stroke-width="1.2" stroke-linecap="round"><path d="M6 1.5v9M1.5 6h9"/></svg>`;68}6970function peachIconSvg(): string {71  return `<svg xmlns="http://www.w3.org/2000/svg" width="18" height="18" viewBox="0 0 64 64" fill="none" aria-hidden="true"><path d="M32 54C16 54 8 44 8 31C8 18 17 10 27 10C28 7 30 5.5 32 5.5C34 5.5 36 7 37 10C47 10 56 18 56 31C56 44 48 54 32 54Z" fill="${accentHex}"/><path d="M37 8.5C40.5 3.5 48 5 46 10.5C42 11 37 8.5 37 8.5Z" fill="#7B9060"/></svg>`;72}7374function genSvgStr(): string {75  return `<svg xmlns="http://www.w3.org/2000/svg" width="10" height="10" viewBox="0 0 11 11" fill="none" stroke="currentColor" stroke-width="1" stroke-linecap="round"><path d="M9.5 2A4.5 4.5 0 1 0 10.5 5.5"/><path d="M8.5 2H9.5V1"/></svg>`;76}7778function checkSvgStr(): string {79  return `<svg xmlns="http://www.w3.org/2000/svg" width="18" height="18" viewBox="0 0 20 20" fill="none" stroke="#7B9060" stroke-width="1.5" stroke-linecap="round"><path d="M4 10.5L8 14.5L16 6.5"/></svg>`;80}8182function smartUrl(): { origin: string; title: string; loginSubdomain: boolean } {83  const { hostname, origin } = location;84  const parts = hostname.split(".");85  const AUTH_PREFIXES = ["accounts", "auth", "login", "signin", "sign-in", "sso",86    "id", "identity", "secure", "portal", "my", "am", "idp", "connect", "oauth",87    "oidc", "federation", "saml", "cas", "ldap"];88  const loginSubdomain = parts.length > 2 && AUTH_PREFIXES.includes(parts[0]!.toLowerCase());89  const rootName = parts.length >= 2 ? parts[parts.length - 2]! : parts[0]!;90  const title = rootName.charAt(0).toUpperCase() + rootName.slice(1);91  return { origin, title, loginSubdomain };92}9394/**95 * Shows a bottom-of-page toast after filling credentials when the entry's96 * saved domain doesn't match the current site — offering to set the current97 * origin as the entry's default URL. Closes automatically after 9 seconds.98 */99export function showDomainConfirmToast(100  pageDomain: string,101  entryId: string,102): void {103  const host = document.createElement("div");104  host.style.cssText = "position:fixed;bottom:22px;left:50%;transform:translateX(-50%);z-index:2147483647;pointer-events:auto;";105  host.style.setProperty("--peach-accent", accentHex);106  const shadow = host.attachShadow({ mode: "closed" });107108  const style = document.createElement("style");109  style.textContent = `110    .bar {111      display:flex;align-items:center;gap:10px;padding:10px 14px;112      background:#131109;border:1px solid rgba(240,232,216,0.09);113      border-radius:10px;box-shadow:0 8px 32px rgba(0,0,0,0.75);114      font-family:Inter,sans-serif;white-space:nowrap;115      animation:tf-in 180ms cubic-bezier(0.16,1,0.3,1) both;116    }117    @keyframes tf-in { from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none} }118    .txt { font-size:11px;color:rgba(240,232,216,0.55);font-family:"IBM Plex Mono",monospace; }119    .yes {120      padding:5px 12px;border-radius:6px;border:none;cursor:pointer;font-size:11px;121      background:var(--peach-accent);color:#fff;transition:background 100ms;font-family:Inter,sans-serif;122    }123    .yes:hover { background:color-mix(in srgb, var(--peach-accent) 82%, #000); }124    .no {125      padding:5px 10px;border-radius:6px;border:none;cursor:pointer;font-size:11px;126      background:rgba(240,232,216,0.07);color:rgba(240,232,216,0.45);font-family:Inter,sans-serif;127    }128  `;129  shadow.appendChild(style);130131  const bar = document.createElement("div"); bar.className = "bar";132  const txt = document.createElement("span"); txt.className = "txt";133  txt.textContent = `Set ${pageDomain} as default for this entry?`;134  const yesBtn = document.createElement("button"); yesBtn.className = "yes";135  yesBtn.textContent = "Set default";136  yesBtn.addEventListener("click", async () => {137    await chrome.runtime.sendMessage({138      type: "UPDATE_ENTRY",139      payload: { id: entryId, patch: { url: location.origin } },140    });141    host.remove();142  });143  const noBtn = document.createElement("button"); noBtn.className = "no";144  noBtn.textContent = "Skip";145  noBtn.addEventListener("click", () => host.remove());146  bar.append(txt, yesBtn, noBtn);147  shadow.appendChild(bar);148  document.body.appendChild(host);149  setTimeout(() => host.remove(), 9000);150}151152function generatePassword(): string {153  const u = "ABCDEFGHIJKLMNOPQRSTUVWXYZ", l = "abcdefghijklmnopqrstuvwxyz";154  const n = "0123456789", s = "!@#$%^&*";155  const all = u + l + n + s;156  const arr = new Uint8Array(20);157  crypto.getRandomValues(arr);158  const res = [u[arr[0]! % u.length]!, l[arr[1]! % l.length]!, n[arr[2]! % n.length]!, s[arr[3]! % s.length]!,159    ...Array.from(arr.slice(4), b => all[b % all.length]!)];160  for (let i = res.length - 1; i > 0; i--) {161    const j = arr[i % arr.length]! % (i + 1);162    [res[i], res[j]] = [res[j]!, res[i]!];163  }164  return res.join("");165}166167export function observeAnchorPosition(168  anchorEl: HTMLElement,169  onUpdate: () => void170): () => void {171  let rafId = 0;172  let burstUntil = 0;173174  const runUpdate = () => {175    rafId = 0;176    onUpdate();177    if (performance.now() < burstUntil) rafId = requestAnimationFrame(runUpdate);178  };179  const scheduleUpdate = () => { if (!rafId) rafId = requestAnimationFrame(runUpdate); };180  const scheduleBurst = (ms = 220) => {181    burstUntil = Math.max(burstUntil, performance.now() + ms);182    scheduleUpdate();183  };184185  const resizeObserver = new ResizeObserver(() => scheduleBurst());186  resizeObserver.observe(anchorEl);187  if (anchorEl.parentElement) resizeObserver.observe(anchorEl.parentElement);188189  const mutationObserver = new MutationObserver(() => scheduleBurst());190  mutationObserver.observe(anchorEl, { attributes: true, attributeFilter: ["class", "style", "type", "hidden"] });191  if (anchorEl.parentElement) {192    mutationObserver.observe(anchorEl.parentElement, { attributes: true, attributeFilter: ["class", "style", "hidden"] });193  }194195  const onScroll = () => scheduleUpdate();196  window.addEventListener("scroll", onScroll, true);197  window.addEventListener("resize", onScroll);198  window.visualViewport?.addEventListener("resize", onScroll);199  window.visualViewport?.addEventListener("scroll", onScroll);200  anchorEl.addEventListener("focus", () => scheduleBurst());201  anchorEl.addEventListener("input", () => scheduleBurst());202203  scheduleBurst(260);204205  return () => {206    if (rafId) cancelAnimationFrame(rafId);207    resizeObserver.disconnect();208    mutationObserver.disconnect();209    window.removeEventListener("scroll", onScroll, true);210    window.removeEventListener("resize", onScroll);211    window.visualViewport?.removeEventListener("resize", onScroll);212    window.visualViewport?.removeEventListener("scroll", onScroll);213  };214}215216export function injectFieldIcon(field: HTMLInputElement, onClick: () => void): () => void {217  const button = document.createElement("button");218  button.type = "button";219  button.setAttribute("aria-label", "Peach autofill");220  button.title = "Fill with Peach";221  button.innerHTML = peachIconSvg();222  // position: fixed is load-bearing — not absolute. Absolute positioning223  // inherits the nearest positioned ancestor's box, which on sites with224  // overflow:hidden or sticky parents clips or offsets the icon. Fixed225  // anchors to the viewport and escapes all parent layout.226  button.style.cssText = `227    position: fixed; z-index: 2147483646;228    width: 26px; height: 26px; cursor: pointer;229    pointer-events: auto; border: none; padding: 3px;230    display: inline-flex; align-items: center; justify-content: center;231    background: transparent; border-radius: 999px;232    transition: opacity 140ms ease, background 120ms ease, box-shadow 120ms ease, transform 80ms ease;233    opacity: 0;234  `;235  button.addEventListener("mouseenter", () => {236    button.style.background = `color-mix(in srgb, ${accentHex} 12%, transparent)`;237    button.style.boxShadow = `0 0 0 1px color-mix(in srgb, ${accentHex} 18%, transparent), 0 0 14px color-mix(in srgb, ${accentHex} 12%, transparent)`;238    button.style.transform = "scale(1.08)";239  });240  button.addEventListener("mouseleave", () => {241    button.style.background = "transparent";242    button.style.boxShadow = "none";243    button.style.transform = "none";244  });245  button.addEventListener("pointerdown", e => { e.stopPropagation(); e.preventDefault(); });246  button.addEventListener("click", e => { e.stopPropagation(); e.preventDefault(); onClick(); });247248  document.body.appendChild(button);249250  function updatePosition() {251    const rect = field.getBoundingClientRect();252    if (rect.width === 0 || rect.height === 0) {253      button.style.opacity = "0"; button.style.pointerEvents = "none";254      return;255    }256    const sz = 26;257    const inset = Math.max(5, Math.min(10, rect.height * 0.22));258    const top = rect.top + rect.height / 2 - sz / 2;259    // Clamp left so the icon stays fully inside the field's right edge, never260    // spilling onto an adjacent sibling button.261    const minLeft = rect.left + 4;262    const left = Math.max(minLeft, rect.right - sz - inset);263    // Hide if the field is too narrow to fit the icon cleanly (< 40px)264    if (rect.width < 40) {265      button.style.opacity = "0"; button.style.pointerEvents = "none";266      return;267    }268    button.style.top = `${top}px`;269    button.style.left = `${left}px`;270    button.style.opacity = "1"; button.style.pointerEvents = "auto";271  }272  updatePosition();273  requestAnimationFrame(() => { button.style.opacity = "1"; });274  const stopObserving = observeAnchorPosition(field, updatePosition);275  return () => { stopObserving(); button.remove(); };276}277278// ── Shared selector + new-entry styles ────────────────────────────279const SELECTOR_STYLES = `280  :host { all: initial; }281  *,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }282  .selector {283    background: #0f0e0b;284    border: 1px solid rgba(240,232,216,0.10);285    border-radius: 13px;286    overflow: hidden;287    box-shadow: 0 4px 16px rgba(0,0,0,0.45), 0 16px 48px rgba(0,0,0,0.7);288    font-family: Inter, -apple-system, BlinkMacSystemFont, sans-serif;289    animation: sl-in 180ms cubic-bezier(0.16,1,0.3,1) both;290  }291  @keyframes sl-in {292    from { opacity:0; transform:translateY(-6px) scale(0.97) }293    to   { opacity:1; transform:none }294  }295296  /* Domain header */297  .domain-header {298    padding: 9px 13px 7px;299    border-bottom: 1px solid rgba(240,232,216,0.055);300    display: flex; align-items: center; justify-content: space-between;301  }302  .domain-eyebrow {303    font-size: 8px; letter-spacing: 0.12em; text-transform: uppercase;304    color: rgba(240,232,216,0.28); font-family: "IBM Plex Mono", monospace;305  }306  .domain-name {307    font-size: 10px; color: color-mix(in srgb, var(--peach-accent) 60%, transparent);308    font-family: "IBM Plex Mono", monospace;309  }310311  /* Search */312  .search-wrap {313    padding: 9px 12px 7px;314    border-bottom: 1px solid rgba(240,232,216,0.04);315  }316  .search {317    width: 100%; background: rgba(240,232,216,0.03);318    border: 1px solid rgba(240,232,216,0.08);319    border-radius: 7px; color: #F0E8D8; padding: 7px 10px;320    font-size: 12px; outline: none; font-family: "IBM Plex Mono", monospace;321    transition: border-color 120ms, box-shadow 120ms;322  }323  .search:focus {324    border-color: color-mix(in srgb, var(--peach-accent) 40%, transparent);325    box-shadow: 0 0 0 2px color-mix(in srgb, var(--peach-accent) 10%, transparent);326  }327  .search::placeholder { color: rgba(240,232,216,0.2); }328329  /* Results */330  .results { max-height: 256px; overflow-y: auto; scrollbar-width: none; }331  .results::-webkit-scrollbar { display: none; }332333  /* Entry rows */334  .entry {335    display: flex; align-items: center; padding: 8px 12px;336    cursor: pointer; border-bottom: 1px solid rgba(240,232,216,0.04);337    transition: background 70ms; position: relative; outline: none;338  }339  .entry:last-child { border-bottom: none; }340  .entry:hover { background: rgba(240,232,216,0.04); }341  .entry.focused { background: color-mix(in srgb, var(--peach-accent) 8%, transparent); }342  .entry.focused::before {343    content: ""; position: absolute; left: 0; top: 3px; bottom: 3px;344    width: 2px; border-radius: 2px; background: color-mix(in srgb, var(--peach-accent) 55%, transparent);345  }346347  .entry-icon {348    width: 28px; height: 28px; border-radius: 7px; flex-shrink: 0;349    background: rgba(240,232,216,0.04); border: 1px solid rgba(240,232,216,0.07);350    display: flex; align-items: center; justify-content: center;351    overflow: hidden; margin-right: 10px;352  }353  .entry-icon img { width: 15px; height: 15px; border-radius: 2px; display: block; }354  .entry-icon.is-new {355    background: color-mix(in srgb, var(--peach-accent) 8%, transparent);356    border-color: color-mix(in srgb, var(--peach-accent) 15%, transparent);357    color: color-mix(in srgb, var(--peach-accent) 80%, transparent);358  }359360  .entry-info { flex: 1; min-width: 0; }361  .entry-title {362    font-size: 12.5px; color: #F0E8D8;363    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;364    line-height: 1.3;365  }366  .entry-title.is-new { color: color-mix(in srgb, var(--peach-accent) 90%, transparent); font-size: 12px; }367  .entry-sub {368    font-size: 10px; color: rgba(240,232,216,0.32);369    font-family: "IBM Plex Mono", monospace;370    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;371    margin-top: 1px;372  }373374  .totp-badge {375    font-size: 8px; letter-spacing: 0.04em; padding: 2px 6px;376    border-radius: 4px; background: color-mix(in srgb, var(--peach-accent) 10%, transparent);377    color: color-mix(in srgb, var(--peach-accent) 75%, transparent); font-family: "IBM Plex Mono", monospace;378    flex-shrink: 0; margin-left: 8px;379  }380381  .divider { height: 1px; background: rgba(240,232,216,0.05); margin: 2px 0; }382383  .empty-hint {384    padding: 14px 13px; font-size: 11px; color: rgba(240,232,216,0.28);385    font-family: "IBM Plex Mono", monospace;386  }387388  /* ── Create form ─────────────────────────────────────── */389  .create-form-wrap {390    animation: cf-in 180ms cubic-bezier(0.16,1,0.3,1) both;391  }392  @keyframes cf-in {393    from { opacity:0; transform:translateX(8px) }394    to { opacity:1; transform:none }395  }396  .create-head {397    display: flex; align-items: center; gap: 8px;398    padding: 10px 12px; border-bottom: 1px solid rgba(240,232,216,0.055);399  }400  .back-btn {401    background: transparent; border: none; cursor: pointer;402    color: rgba(240,232,216,0.38); padding: 3px; border-radius: 5px;403    display: flex; align-items: center; line-height: 0;404    transition: color 100ms, background 100ms;405  }406  .back-btn:hover { color: rgba(240,232,216,0.75); background: rgba(240,232,216,0.05); }407  .create-label { font-size: 12px; color: rgba(240,232,216,0.65); font-weight: 500; flex: 1; }408  .create-body { padding: 12px; display: grid; gap: 9px; }409  .f-group { display: grid; gap: 3px; }410  .f-label {411    font-size: 8px; letter-spacing: 0.12em; text-transform: uppercase;412    color: rgba(240,232,216,0.28); font-family: "IBM Plex Mono", monospace;413  }414  .f-input {415    background: rgba(240,232,216,0.035); border: 1px solid rgba(240,232,216,0.09);416    border-radius: 7px; color: #F0E8D8; padding: 7px 10px;417    font-size: 11px; font-family: "IBM Plex Mono", monospace;418    outline: none; width: 100%; transition: border-color 120ms, box-shadow 120ms;419  }420  .f-input:focus { border-color: color-mix(in srgb, var(--peach-accent) 40%, transparent); box-shadow: 0 0 0 2px color-mix(in srgb, var(--peach-accent) 10%, transparent); }421  .f-input::placeholder { color: rgba(240,232,216,0.18); }422  .f-input.url-f { font-size: 10px; color: rgba(240,232,216,0.5); letter-spacing: 0.01em; }423  .f-row { display: flex; gap: 6px; }424  .f-row .f-input { flex: 1; min-width: 0; }425  .gen-btn {426    padding: 0 10px; border-radius: 7px; border: none;427    background: color-mix(in srgb, var(--peach-accent) 10%, transparent);428    color: color-mix(in srgb, var(--peach-accent) 80%, transparent);429    font-size: 10px; font-family: "IBM Plex Mono", monospace;430    cursor: pointer; white-space: nowrap; flex-shrink: 0;431    display: flex; align-items: center; gap: 4px;432    transition: background 100ms;433  }434  .gen-btn:hover { background: color-mix(in srgb, var(--peach-accent) 18%, transparent); }435  .save-btn {436    width: 100%; padding: 8px; border-radius: 8px; border: none;437    background: var(--peach-accent); color: #fff; font-size: 12px;438    font-family: Inter, sans-serif; cursor: pointer; font-weight: 500;439    transition: background 120ms; letter-spacing: 0.01em;440  }441  .save-btn:hover { background: color-mix(in srgb, var(--peach-accent) 82%, #000); }442  .save-btn:disabled { opacity: 0.4; cursor: not-allowed; }443  .url-hint {444    font-size: 9px; color: color-mix(in srgb, var(--peach-accent) 45%, transparent);445    font-family: "IBM Plex Mono", monospace; font-style: italic;446  }447448  /* ── Success ─────────────────────────────────────────── */449  .success-wrap {450    display: flex; flex-direction: column; align-items: center;451    padding: 24px 16px 20px; gap: 8px;452    animation: su-in 280ms cubic-bezier(0.16,1,0.3,1) both;453  }454  @keyframes su-in { from{opacity:0;transform:scale(0.9)}to{opacity:1;transform:none} }455  .success-ring {456    width: 40px; height: 40px; border-radius: 50%;457    background: rgba(123,144,96,0.10); border: 1.5px solid rgba(123,144,96,0.25);458    display: flex; align-items: center; justify-content: center;459  }460  .success-text { font-size: 12.5px; color: #F0E8D8; font-weight: 500; }461  .success-sub { font-size: 10px; color: rgba(240,232,216,0.3); font-family:"IBM Plex Mono",monospace; }462463  /* ── Locked state ────────────────────────────────────── */464  .locked-wrap {465    display: flex; flex-direction: column; align-items: stretch;466    padding: 14px 13px 13px; gap: 9px;467    animation: sl-in 180ms cubic-bezier(0.16,1,0.3,1) both;468  }469  .locked-head {470    display: flex; align-items: center; gap: 8px; padding-bottom: 2px;471  }472  .locked-icon {473    width: 24px; height: 24px; border-radius: 6px; flex-shrink: 0;474    background: rgba(240,232,216,0.04); border: 1px solid rgba(240,232,216,0.08);475    display: flex; align-items: center; justify-content: center;476  }477  .locked-title {478    font-size: 11.5px; color: rgba(240,232,216,0.55); font-weight: 500;479  }480  .locked-input {481    width: 100%; background: rgba(240,232,216,0.035); border: 1px solid rgba(240,232,216,0.09);482    border-radius: 7px; color: #F0E8D8; padding: 7px 10px;483    font-size: 11px; font-family: "IBM Plex Mono", monospace;484    outline: none; transition: border-color 120ms, box-shadow 120ms;485  }486  .locked-input:focus { border-color: color-mix(in srgb, var(--peach-accent) 40%, transparent); box-shadow: 0 0 0 2px color-mix(in srgb, var(--peach-accent) 10%, transparent); }487  .locked-input::placeholder { color: rgba(240,232,216,0.2); }488  .locked-btn {489    width: 100%; padding: 8px; border-radius: 8px; border: none;490    background: var(--peach-accent); color: #fff; font-size: 12px;491    font-family: Inter, sans-serif; cursor: pointer; font-weight: 500;492    transition: background 120ms; letter-spacing: 0.01em;493  }494  .locked-btn:hover { background: color-mix(in srgb, var(--peach-accent) 82%, #000); }495  .locked-btn:disabled { opacity: 0.4; cursor: not-allowed; }496  .locked-error {497    font-size: 10px; color: rgba(220,80,60,0.85);498    font-family: "IBM Plex Mono", monospace;499  }500`;501502export function showAutofillSelector(503  anchorEl: HTMLInputElement,504  entries: SelectorEntry[],505  onSelect: (id: string) => void,506  options: SelectorOptions = {}507): () => void {508  const host = document.createElement("div");509  host.style.cssText = "position: absolute; z-index: 2147483647;";510  host.style.setProperty("--peach-accent", accentHex);511  const shadow = host.attachShadow({ mode: "closed" });512513  const style = shadow.appendChild(document.createElement("style"));514  style.textContent = SELECTOR_STYLES;515516  const rect = anchorEl.getBoundingClientRect();517  host.style.top = `${rect.bottom + window.scrollY + 5}px`;518  host.style.left = `${rect.left + window.scrollX}px`;519  host.style.width = `${Math.max(rect.width, 260)}px`;520521  const container = shadow.appendChild(document.createElement("div"));522  container.className = "selector";523524  const searchableEntries = options.searchableEntries ?? [];525  const { origin: sOrigin, title: sTitle, loginSubdomain } = smartUrl();526527  let query = "";528  let focusedIndex = -1;529  let currentMode: "list" | "create" | "success" = "list";530  let searchInput: HTMLInputElement | null = null;531532  // Pre-capture the anchor field value for username prefill533  const preUsername = (anchorEl.type !== "password") ? (anchorEl.value?.trim() ?? "") : "";534  const pwInForm = anchorEl.closest("form")?.querySelector<HTMLInputElement>("input[type='password']");535  const prePassword = pwInForm?.value?.trim() ?? (anchorEl.type === "password" ? anchorEl.value?.trim() : "") ?? "";536537  function uniqueEntries(list: SelectorEntry[]): SelectorEntry[] {538    const seen = new Set<string>();539    return list.filter(e => { if (seen.has(e.id)) return false; seen.add(e.id); return true; });540  }541542  function filterEntries(source: SelectorEntry[], value: string): SelectorEntry[] {543    const q = value.trim().toLowerCase();544    const deduped = uniqueEntries(source);545    if (!q) return deduped.slice(0, 8);546    return deduped.filter(e =>547      [e.title, e.username ?? "", e.url ?? ""].join(" ").toLowerCase().includes(q)548    ).slice(0, 12);549  }550551  function activeEntries(): SelectorEntry[] {552    // When user is typing a search, filter across all known entries (domain matches + vault)553    if (query.trim()) {554      const merged = uniqueEntries([...entries, ...searchableEntries]);555      return filterEntries(merged, query);556    }557    // Default: show domain matches; fall back to vault search when no matches558    if (entries.length > 0) return entries;559    return filterEntries(searchableEntries, "").slice(0, 8);560  }561562  function makeEntryIcon(url?: string, isNew = false): HTMLDivElement {563    const icon = document.createElement("div");564    icon.className = `entry-icon${isNew ? " is-new" : ""}`;565    if (isNew) {566      icon.innerHTML = plusSvgStr();567    } else {568      // Use the generic key glyph for all entries in the page-injected selector.569      // Avoids disclosing vault domains to any third party and avoids needing570      // to expose the browser favicon API to page context via web_accessible_resources.571      void url;572      icon.innerHTML = keySvgStr();573    }574    return icon;575  }576577  function renderList() {578    container.innerHTML = "";579    focusedIndex = -1;580    searchInput = null;581582    const current = activeEntries();583584    // Domain header (always show)585    const domHdr = document.createElement("div");586    domHdr.className = "domain-header";587    const eyebrow = document.createElement("div");588    eyebrow.className = "domain-eyebrow";589    eyebrow.textContent = options.isSignup590      ? "Sign up as"591      : entries.length > 0 ? "Saved for this site" : "No saved login";592    const domName = document.createElement("div");593    domName.className = "domain-name";594    domName.textContent = options.domain ?? location.hostname.replace(/^www\./, "");595    domHdr.append(eyebrow, domName);596    container.appendChild(domHdr);597598    // Search — always show so user can find entries beyond the domain matches599    const sw = document.createElement("div"); sw.className = "search-wrap";600    searchInput = document.createElement("input");601    searchInput.className = "search";602    searchInput.placeholder = entries.length > 0 ? "search for another entry…" : "search vault…";603    searchInput.value = query;604    searchInput.addEventListener("input", () => {605      query = searchInput?.value ?? "";606      renderList();607      searchInput?.focus();608      searchInput?.setSelectionRange(query.length, query.length);609    });610    sw.appendChild(searchInput);611    container.appendChild(sw);612613    // Results614    const results = document.createElement("div");615    results.className = "results";616    container.appendChild(results);617618    if (current.length === 0 && entries.length > 0) {619      // Show a hint but don't render empty entries620    }621622    for (let i = 0; i < current.length; i++) {623      const e = current[i]!;624      const entryEl = document.createElement("div");625      entryEl.className = "entry";626      entryEl.dataset.id = e.id;627      entryEl.dataset.index = String(i);628      entryEl.setAttribute("tabindex", "-1");629630      entryEl.appendChild(makeEntryIcon(e.url));631632      const info = document.createElement("div"); info.className = "entry-info";633      const titleEl = document.createElement("div"); titleEl.className = "entry-title"; titleEl.textContent = e.title;634      const subEl = document.createElement("div"); subEl.className = "entry-sub";635      const domain = e.url ? getDomainFromUrl(e.url) : "";636      subEl.textContent = domain || e.username || "";637      info.append(titleEl, subEl);638      entryEl.appendChild(info);639640      if (e.hasTotp) {641        const badge = document.createElement("span"); badge.className = "totp-badge"; badge.textContent = "TOTP";642        entryEl.appendChild(badge);643      }644645      entryEl.addEventListener("click", () => {646        if (options.isSignup && options.onFillFields) {647          // Signup mode: clicking a saved identity fills the username field648          options.onFillFields(e.username ?? "", "");649          dismiss();650        } else {651          onSelect(e.id);652          dismiss();653        }654      });655      results.appendChild(entryEl);656    }657658    // Divider before "New entry"659    if (current.length > 0) {660      results.appendChild(Object.assign(document.createElement("div"), { className: "divider" }));661    }662663    // "New entry" row — always present664    const newEl = document.createElement("div");665    newEl.className = "entry";666    newEl.setAttribute("tabindex", "-1");667    newEl.appendChild(makeEntryIcon(undefined, true));668669    const newInfo = document.createElement("div"); newInfo.className = "entry-info";670    const newTitle = document.createElement("div");671    newTitle.className = "entry-title is-new";672    newTitle.textContent = `New entry for ${sTitle}`;673    const newSub = document.createElement("div");674    newSub.className = "entry-sub";675    newSub.textContent = sOrigin;676    newInfo.append(newTitle, newSub);677    newEl.appendChild(newInfo);678    newEl.addEventListener("click", showCreateForm);679    results.appendChild(newEl);680681    // Focus search if present682    if (searchInput) {683      requestAnimationFrame(() => searchInput?.focus());684    }685  }686687  function setFocused(idx: number) {688    const all = container.querySelectorAll<HTMLElement>(".entry");689    all.forEach((el, i) => el.classList.toggle("focused", i === idx));690    focusedIndex = idx;691    if (idx >= 0) (all[idx] as HTMLElement).scrollIntoView({ block: "nearest" });692  }693694  function showCreateForm() {695    currentMode = "create";696    container.innerHTML = "";697698    const wrap = document.createElement("div");699    wrap.className = "create-form-wrap";700701    // Header702    const head = document.createElement("div"); head.className = "create-head";703    const backBtn = document.createElement("button"); backBtn.className = "back-btn";704    backBtn.innerHTML = `<svg xmlns="http://www.w3.org/2000/svg" width="7" height="12" viewBox="0 0 8 14" fill="none" stroke="currentColor" stroke-width="1.2" stroke-linecap="round"><path d="M6 1L1.5 7L6 13"/></svg>`;705    backBtn.addEventListener("click", () => { currentMode = "list"; renderList(); });706    const lbl = document.createElement("div"); lbl.className = "create-label"; lbl.textContent = "New entry";707    head.append(backBtn, lbl);708709    // Body710    const body = document.createElement("div"); body.className = "create-body";711712    function fGroup(label: string): { g: HTMLDivElement; inp: HTMLInputElement } {713      const g = document.createElement("div"); g.className = "f-group";714      const l = document.createElement("div"); l.className = "f-label"; l.textContent = label;715      const inp = document.createElement("input"); inp.className = "f-input";716      g.append(l, inp); return { g, inp };717    }718719    // Title720    const tg = fGroup("title"); tg.inp.value = sTitle; tg.inp.placeholder = "e.g. Google";721    body.appendChild(tg.g);722723    // URL724    const ug = fGroup("website");725    ug.inp.className = "f-input url-f"; ug.inp.value = sOrigin; ug.inp.placeholder = "https://";726    if (loginSubdomain) {727      const h = document.createElement("div"); h.className = "url-hint";728      h.textContent = "⊘ Recognized sign-in subdomain"; ug.g.appendChild(h);729    }730    body.appendChild(ug.g);731732    // Username (pre-fill from anchor field)733    const xg = fGroup("username / email");734    xg.inp.value = preUsername; xg.inp.placeholder = "[email protected]";735    xg.inp.setAttribute("autocomplete", "off");736    body.appendChild(xg.g);737738    // Password + generate739    const pg = fGroup("password");740    const pwInp = document.createElement("input"); pwInp.className = "f-input";741    pwInp.type = "text"; pwInp.value = prePassword || generatePassword();742    pwInp.style.fontFamily = '"IBM Plex Mono", monospace';743    pwInp.style.letterSpacing = "0.04em";744    pwInp.setAttribute("autocomplete", "off"); pwInp.setAttribute("spellcheck", "false");745    const genBtn = document.createElement("button"); genBtn.className = "gen-btn"; genBtn.type = "button";746    genBtn.innerHTML = genSvgStr() + " regen";747    genBtn.addEventListener("click", () => { pwInp.value = generatePassword(); });748    const pwRow = document.createElement("div"); pwRow.className = "f-row";749    pwRow.append(pwInp, genBtn); pg.g.appendChild(pwRow);750    body.appendChild(pg.g);751752    // Save753    const saveBtn = document.createElement("button"); saveBtn.className = "save-btn"; saveBtn.type = "button";754    saveBtn.textContent = "Save entry";755    saveBtn.addEventListener("click", async () => {756      const title = tg.inp.value.trim();757      const pw = pwInp.value.trim();758      const username = xg.inp.value.trim();759      if (!title || !pw) {760        if (!title) { tg.inp.style.borderColor = "rgba(220,70,60,0.5)"; tg.inp.focus(); }761        else { pwInp.style.borderColor = "rgba(220,70,60,0.5)"; pwInp.focus(); }762        return;763      }764      saveBtn.disabled = true; saveBtn.textContent = "Saving…";765      try {766        const res = await chrome.runtime.sendMessage({767          type: "ADD_ENTRY",768          payload: { entry: { title, url: ug.inp.value.trim(), username, password: pw, type: "login" } },769        });770        if ((res as { ok?: boolean }).ok) {771          // In signup mode, fill the username + password fields on the page772          if (options.isSignup && options.onFillFields) {773            options.onFillFields(username, pw);774          }775          showSuccess(title);776        } else {777          saveBtn.disabled = false; saveBtn.textContent = "Save entry";778        }779      } catch { saveBtn.disabled = false; saveBtn.textContent = "Save entry"; }780    });781    body.appendChild(saveBtn);782783    wrap.append(head, body);784    container.appendChild(wrap);785    requestAnimationFrame(() => { tg.inp.focus(); tg.inp.select(); });786  }787788  function showSuccess(title: string) {789    currentMode = "success";790    container.innerHTML = "";791    const wrap = document.createElement("div"); wrap.className = "success-wrap";792    const ring = document.createElement("div"); ring.className = "success-ring";793    ring.innerHTML = checkSvgStr();794    const t = document.createElement("div"); t.className = "success-text"; t.textContent = `${title} saved`;795    const s = document.createElement("div"); s.className = "success-sub"; s.textContent = sOrigin;796    wrap.append(ring, t, s);797    container.appendChild(wrap);798    setTimeout(() => dismiss(), 1600);799  }800801  function renderLocked() {802    container.innerHTML = "";803804    // Domain header (same as list view)805    const domHdr = document.createElement("div");806    domHdr.className = "domain-header";807    const eyebrow = document.createElement("div");808    eyebrow.className = "domain-eyebrow";809    eyebrow.textContent = "vault locked";810    const domName = document.createElement("div");811    domName.className = "domain-name";812    domName.textContent = options.domain ?? location.hostname.replace(/^www\./, "");813    domHdr.append(eyebrow, domName);814    container.appendChild(domHdr);815816    const wrap = document.createElement("div");817    wrap.className = "locked-wrap";818819    // Icon + label row820    const head = document.createElement("div"); head.className = "locked-head";821    const icon = document.createElement("div"); icon.className = "locked-icon";822    icon.innerHTML = keySvgStr();823    const title = document.createElement("div"); title.className = "locked-title";824    title.textContent = "unlock to autofill";825    head.append(icon, title);826827    // Password input828    const pwInp = document.createElement("input");829    pwInp.className = "locked-input";830    pwInp.type = "password";831    pwInp.placeholder = "master password";832    pwInp.setAttribute("autocomplete", "current-password");833834    // Error line (hidden initially)835    const errEl = document.createElement("div");836    errEl.className = "locked-error";837    errEl.style.display = "none";838839    // Unlock button840    const unlockBtn = document.createElement("button");841    unlockBtn.className = "locked-btn";842    unlockBtn.type = "button";843    unlockBtn.textContent = "unlock";844845    async function tryUnlock() {846      const pw = pwInp.value.trim();847      if (!pw) { pwInp.focus(); return; }848      unlockBtn.disabled = true;849      unlockBtn.textContent = "unlocking…";850      errEl.style.display = "none";851      try {852        const res = await chrome.runtime.sendMessage({853          type: "UNLOCK",854          payload: { password: pw },855        });856        if ((res as { ok?: boolean }).ok) {857          dismiss();858          options.onUnlocked?.();859        } else {860          errEl.textContent = "incorrect password";861          errEl.style.display = "block";862          pwInp.value = "";863          pwInp.focus();864          unlockBtn.disabled = false;865          unlockBtn.textContent = "unlock";866        }867      } catch {868        errEl.textContent = "could not reach Peach";869        errEl.style.display = "block";870        unlockBtn.disabled = false;871        unlockBtn.textContent = "unlock";872      }873    }874875    pwInp.addEventListener("keydown", (e) => { if (e.key === "Enter") void tryUnlock(); });876    unlockBtn.addEventListener("click", () => void tryUnlock());877878    wrap.append(head, pwInp, errEl, unlockBtn);879    container.appendChild(wrap);880    requestAnimationFrame(() => pwInp.focus());881  }882883  function handleKeyDown(e: KeyboardEvent) {884    if (options.locked) {885      if (e.key === "Escape") { e.preventDefault(); dismiss(true); }886      return;887    }888    if (currentMode === "create" || currentMode === "success") {889      if (e.key === "Escape") { e.preventDefault(); dismiss(true); }890      return;891    }892    const allEntryEls = container.querySelectorAll(".entry:not(.empty-state)");893    const count = allEntryEls.length;894    if (document.activeElement === searchInput) {895      if (e.key === "Escape" || e.key === "Tab") { e.preventDefault(); dismiss(true); return; }896      if (count === 0) return;897      if (!["ArrowDown", "ArrowUp", "Enter"].includes(e.key)) return;898    }899    if (count === 0) return;900    switch (e.key) {901      case "ArrowDown": e.preventDefault(); setFocused(focusedIndex < count - 1 ? focusedIndex + 1 : 0); break;902      case "ArrowUp": e.preventDefault(); setFocused(focusedIndex > 0 ? focusedIndex - 1 : count - 1); break;903      case "Enter": {904        if (focusedIndex >= 0) {905          const el = allEntryEls[focusedIndex] as HTMLElement;906          const id = el.dataset.id;907          if (id) { onSelect(id); dismiss(); }908          else if (el.classList.contains("is-new") || !id) {909            // "New entry" row (last item, no data-id)910            showCreateForm();911          }912        }913        break;914      }915      case "Escape": case "Tab": e.preventDefault(); dismiss(true); break;916    }917  }918919  document.addEventListener("keydown", handleKeyDown);920921  document.body.appendChild(host);922  if (options.locked) {923    renderLocked();924  } else {925    renderList();926  }927928  function updatePosition() {929    const r = anchorEl.getBoundingClientRect();930    host.style.top = `${r.bottom + window.scrollY + 5}px`;931    host.style.left = `${r.left + window.scrollX}px`;932    host.style.width = `${Math.max(r.width, 260)}px`;933  }934  const stopObserving = observeAnchorPosition(anchorEl, updatePosition);935936  function dismiss(userAction = false) {937    stopObserving();938    host.remove();939    document.removeEventListener("click", outsideClick, { capture: true });940    document.removeEventListener("keydown", handleKeyDown);941    if (userAction) options.onDismiss?.();942  }943944  function outsideClick(ev: MouseEvent) {945    const path = ev.composedPath();946    // Never dismiss when clicking the anchor field itself — that click is947    // what triggered the selector to open, and the user may click the field948    // again to re-focus it without intending to close the selector.949    if (!path.includes(host) && !path.includes(anchorEl)) dismiss(true);950  }951  // capture: true so pages that call stopPropagation() on click don't block our dismiss handler952  setTimeout(() => document.addEventListener("click", outsideClick, { capture: true }), 0);953954  return dismiss;955}