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feat(vom): vom base algorithm and infrastructure

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This commit is contained in:
Ljy-0827
2026-07-24 17:25:57 +08:00
parent b657ab574b
commit 9dbc553e33
18 changed files with 3760 additions and 259 deletions
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apps/extension/src/lib/overlay-bridge.ts
+31
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@@ -16,6 +16,37 @@
export const OVERLAY_MSG_WHO_AM_I = "overlay.who_am_i";
export const OVERLAY_MSG_INTERRUPT = "overlay.interrupt";
/**
* WXT shadow-host element name (`createShadowRootUi({ name })`) and the marker
* attribute set on the host for the agent's own overlay UI. The VOM capture
* adapter uses these to skip the overlay host and its shadow subtree.
*/
export const OVERLAY_HOST_NAME = "browser-skill-overlay";
export const OVERLAY_HOST_MARKER_ATTR = "data-bsk-overlay";
/** CSS selector for the WXT shadow host (tag + marker attribute). */
export const OVERLAY_HOST_SELECTOR = `${OVERLAY_HOST_NAME}, [${OVERLAY_HOST_MARKER_ATTR}]`;
export function isOverlayHostElementName(tagName: string): boolean {
return tagName.toLowerCase() === OVERLAY_HOST_NAME;
}
export function isOverlayHostMarkerAttribute(attrName: string): boolean {
return attrName.toLowerCase() === OVERLAY_HOST_MARKER_ATTR;
}
export function isOverlayHostNode(tagName: string, attributeNames?: Iterable<string>): boolean {
if (isOverlayHostElementName(tagName)) return true;
if (!attributeNames) return false;
for (const name of attributeNames) {
if (isOverlayHostMarkerAttribute(name)) return true;
}
return false;
}
/** Page-world `document.querySelector(...)` for the overlay shadow host. */
export const OVERLAY_HOST_LOOKUP_EXPR = `document.querySelector(${JSON.stringify(OVERLAY_HOST_SELECTOR)})`;
export interface OverlayWhoAmIRequest {
kind: typeof OVERLAY_MSG_WHO_AM_I;
tabId?: number;