Revert "feat: Persist Studio manual edits via manifest (#593)"

This reverts commit d0abe90a82.

packages/studio/src/components/editor/domEditing.ts

@@ -1,733 +0,0 @@
-import { formatTime } from "../../player/lib/time";
-import type { PatchOperation, PatchTarget } from "../../utils/sourcePatcher";
-
-const CURATED_STYLE_PROPERTIES = [
-  "position",
-  "display",
-  "top",
-  "left",
-  "right",
-  "bottom",
-  "inset",
-  "width",
-  "height",
-  "gap",
-  "justify-content",
-  "align-items",
-  "flex-direction",
-  "font-size",
-  "font-weight",
-  "font-family",
-  "color",
-  "background-color",
-  "background-image",
-  "opacity",
-  "mix-blend-mode",
-  "border-radius",
-  "border-color",
-  "outline-color",
-  "overflow",
-  "box-shadow",
-  "z-index",
-  "transform",
-] as const;
-
-export interface DomEditCapabilities {
-  canSelect: boolean;
-  canEditStyles: boolean;
-  /** Directly editable authored left/top style fields. Canvas drag uses manual edits instead. */
-  canMove: boolean;
-  /** Directly editable authored width/height style fields. Canvas resize uses manual edits instead. */
-  canResize: boolean;
-  canApplyManualOffset: boolean;
-  canApplyManualSize: boolean;
-  canApplyManualRotation: boolean;
-  reasonIfDisabled?: string;
-}
-
-export interface DomEditTextField {
-  key: string;
-  label: string;
-  value: string;
-  tagName: string;
-  attributes: Array<{ name: string; value: string }>;
-  inlineStyles: Record<string, string>;
-  computedStyles: Record<string, string>;
-  source: "self" | "child";
-}
-
-export interface DomEditSelection extends PatchTarget {
-  element: HTMLElement;
-  label: string;
-  tagName: string;
-  sourceFile: string;
-  compositionPath: string;
-  compositionSrc?: string;
-  isCompositionHost: boolean;
-  boundingBox: { x: number; y: number; width: number; height: number };
-  textContent: string | null;
-  dataAttributes: Record<string, string>;
-  inlineStyles: Record<string, string>;
-  computedStyles: Record<string, string>;
-  textFields: DomEditTextField[];
-  capabilities: DomEditCapabilities;
-}
-
-export interface DomEditContextOptions {
-  activeCompositionPath: string | null;
-  isMasterView: boolean;
-  preferClipAncestor?: boolean;
-}
-
-function isHtmlElement(value: unknown): value is HTMLElement {
-  return (
-    typeof value === "object" &&
-    value !== null &&
-    "nodeType" in value &&
-    typeof (value as { nodeType?: unknown }).nodeType === "number" &&
-    (value as { nodeType: number }).nodeType === 1
-  );
-}
-
-function parsePx(value: string | undefined): number | null {
-  if (!value) return null;
-  const trimmed = value.trim();
-  if (!trimmed.endsWith("px")) return null;
-  const parsed = parseFloat(trimmed);
-  return Number.isFinite(parsed) ? parsed : null;
-}
-
-function isIdentityTransform(value: string | undefined): boolean {
-  const transform = (value ?? "none").trim();
-  if (!transform || transform === "none") return true;
-
-  const matrix = transform.match(/^matrix\(([^)]+)\)$/i);
-  if (matrix) {
-    const values = matrix[1].split(",").map((part) => Number.parseFloat(part.trim()));
-    if (values.length !== 6 || values.some((part) => !Number.isFinite(part))) return false;
-    return (
-      Math.abs(values[0] - 1) < 0.0001 &&
-      Math.abs(values[1]) < 0.0001 &&
-      Math.abs(values[2]) < 0.0001 &&
-      Math.abs(values[3] - 1) < 0.0001 &&
-      Math.abs(values[4]) < 0.0001 &&
-      Math.abs(values[5]) < 0.0001
-    );
-  }
-
-  const matrix3d = transform.match(/^matrix3d\(([^)]+)\)$/i);
-  if (!matrix3d) return false;
-  const values = matrix3d[1].split(",").map((part) => Number.parseFloat(part.trim()));
-  if (values.length !== 16 || values.some((part) => !Number.isFinite(part))) return false;
-  const identity = [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1];
-  return values.every((part, index) => Math.abs(part - identity[index]) < 0.0001);
-}
-
-function isTextBearingTag(tagName: string): boolean {
-  return ["div", "span", "p", "strong", "h1", "h2", "h3", "h4", "h5", "h6"].includes(tagName);
-}
-
-function getCuratedComputedStyles(el: HTMLElement): Record<string, string> {
-  const styles: Record<string, string> = {};
-  const computed = el.ownerDocument.defaultView?.getComputedStyle(el);
-  if (!computed) return styles;
-
-  for (const prop of CURATED_STYLE_PROPERTIES) {
-    const value = computed.getPropertyValue(prop);
-    if (value) styles[prop] = value;
-  }
-
-  return styles;
-}
-
-function findClosestByAttribute(el: HTMLElement, attributeNames: string[]): HTMLElement | null {
-  let current: HTMLElement | null = el;
-  while (current) {
-    const candidate = current;
-    if (attributeNames.some((attribute) => candidate.hasAttribute(attribute))) {
-      return candidate;
-    }
-    current = current.parentElement;
-  }
-  return null;
-}
-
-function getSourceFileForElement(
-  el: HTMLElement,
-  activeCompositionPath: string | null,
-): { sourceFile: string; compositionPath: string } {
-  const sourceHost = findClosestByAttribute(el, ["data-composition-file", "data-composition-src"]);
-  const ownerRoot = findClosestByAttribute(el, ["data-composition-id"]);
-  const sourceFile =
-    sourceHost?.getAttribute("data-composition-file") ??
-    sourceHost?.getAttribute("data-composition-src") ??
-    ownerRoot?.getAttribute("data-composition-file") ??
-    ownerRoot?.getAttribute("data-composition-src") ??
-    activeCompositionPath ??
-    "index.html";
-
-  return {
-    sourceFile,
-    compositionPath: sourceFile,
-  };
-}
-
-function getPreferredClipAncestor(startEl: HTMLElement): HTMLElement | null {
-  let current: HTMLElement | null = startEl;
-  while (current) {
-    if (current.classList.contains("clip")) {
-      const isCompositionHost =
-        current.hasAttribute("data-composition-src") ||
-        current.hasAttribute("data-composition-file");
-      if (!isCompositionHost || current === startEl) return current;
-    }
-    current = current.parentElement;
-  }
-  return null;
-}
-
-function getSelectionCandidate(startEl: HTMLElement, options: DomEditContextOptions): HTMLElement {
-  if (options.preferClipAncestor) {
-    const clipAncestor = getPreferredClipAncestor(startEl);
-    if (clipAncestor) {
-      return clipAncestor;
-    }
-  }
-
-  return startEl;
-}
-
-function getPreferredClassSelector(el: HTMLElement): string | undefined {
-  const classes = el.className
-    .split(/\s+/)
-    .map((value) => value.trim())
-    .filter(Boolean);
-  if (classes.length === 0) return undefined;
-  const preferred =
-    classes.find((value) => value !== "clip" && !value.startsWith("__hf-")) ?? classes[0];
-  return preferred ? `.${preferred}` : undefined;
-}
-
-function humanizeIdentifier(value: string): string {
-  return (
-    value
-      .replace(/\.html$/i, "")
-      .replace(/^compositions\//i, "")
-      .split("/")
-      .at(-1)
-      ?.replace(/[-_]+/g, " ")
-      .replace(/\b\w/g, (char) => char.toUpperCase()) ?? value
-  );
-}
-
-function buildStableSelector(el: HTMLElement): string | undefined {
-  if (el.id) return `#${el.id}`;
-
-  const compositionId = el.getAttribute("data-composition-id");
-  if (compositionId) return `[data-composition-id="${compositionId}"]`;
-
-  return getPreferredClassSelector(el);
-}
-
-function getSelectorIndex(
-  doc: Document,
-  el: HTMLElement,
-  selector: string | undefined,
-  sourceFile: string,
-  activeCompositionPath: string | null,
-): number | undefined {
-  if (!selector?.startsWith(".")) return undefined;
-
-  const candidates = Array.from(doc.querySelectorAll(selector)).filter(
-    (candidate): candidate is HTMLElement =>
-      isHtmlElement(candidate) &&
-      getSourceFileForElement(candidate, activeCompositionPath).sourceFile === sourceFile,
-  );
-  const index = candidates.indexOf(el);
-  return index >= 0 ? index : undefined;
-}
-
-function buildElementLabel(el: HTMLElement): string {
-  const compositionId = el.getAttribute("data-composition-id");
-  if (compositionId && compositionId !== "main") {
-    return humanizeIdentifier(compositionId);
-  }
-
-  const compositionSrc =
-    el.getAttribute("data-composition-src") ?? el.getAttribute("data-composition-file");
-  if (compositionSrc) {
-    return humanizeIdentifier(compositionSrc);
-  }
-
-  if (el.id) return humanizeIdentifier(el.id);
-
-  const preferredClass = getPreferredClassSelector(el);
-  if (preferredClass) {
-    return humanizeIdentifier(preferredClass.replace(/^\./, ""));
-  }
-
-  const text = (el.textContent ?? "").trim().replace(/\s+/g, " ");
-  if (text) return text.length > 40 ? `${text.slice(0, 39)}…` : text;
-  return el.tagName.toLowerCase();
-}
-
-function getDataAttributes(el: HTMLElement): Record<string, string> {
-  const attrs: Record<string, string> = {};
-  for (const attr of el.attributes) {
-    if (attr.name.startsWith("data-")) {
-      attrs[attr.name.slice(5)] = attr.value;
-    }
-  }
-  return attrs;
-}
-
-function getInlineStyles(el: HTMLElement): Record<string, string> {
-  const styles: Record<string, string> = {};
-  for (const property of CURATED_STYLE_PROPERTIES) {
-    const value = el.style.getPropertyValue(property);
-    if (value) styles[property] = value;
-  }
-  return styles;
-}
-
-function isEditableTextLeaf(el: HTMLElement): boolean {
-  return isTextBearingTag(el.tagName.toLowerCase()) && el.children.length === 0;
-}
-
-function getTextFieldLabel(
-  _tagName: string,
-  index: number,
-  total: number,
-  source: "self" | "child",
-): string {
-  if (source === "self" || total === 1) return "Content";
-  return `Text ${index + 1}`;
-}
-
-function buildTextField(
-  el: HTMLElement,
-  index: number,
-  total: number,
-  source: "self" | "child",
-): DomEditTextField {
-  const tagName = el.tagName.toLowerCase();
-  const key = el.getAttribute("data-hf-text-key") ?? `${source}:${index}:${tagName}`;
-  return {
-    key,
-    label: getTextFieldLabel(tagName, index, total, source),
-    value: el.textContent ?? "",
-    tagName,
-    attributes: Array.from(el.attributes)
-      .filter((attribute) => attribute.name !== "style")
-      .map((attribute) => ({
-        name: attribute.name,
-        value: attribute.value,
-      })),
-    inlineStyles: getInlineStyles(el),
-    computedStyles: getCuratedComputedStyles(el),
-    source,
-  };
-}
-
-function collectDomEditTextFields(el: HTMLElement): DomEditTextField[] {
-  const childFields = Array.from(el.children).filter(isHtmlElement).filter(isEditableTextLeaf);
-  if (childFields.length > 0) {
-    return childFields.map((child, index) =>
-      buildTextField(child, index, childFields.length, "child"),
-    );
-  }
-
-  if (isEditableTextLeaf(el)) {
-    return [buildTextField(el, 0, 1, "self")];
-  }
-
-  return [];
-}
-
-function escapeHtmlText(value: string): string {
-  return value.replace(/&/g, "&amp;").replace(/</g, "&lt;").replace(/>/g, "&gt;");
-}
-
-function serializeTextFieldStyle(field: DomEditTextField): string {
-  const entries = Object.entries(field.inlineStyles).filter(([, value]) => Boolean(value));
-  if (entries.length === 0) return "";
-  return entries.map(([key, value]) => `${key}: ${value}`).join("; ");
-}
-
-export function serializeDomEditTextFields(fields: DomEditTextField[]): string {
-  return fields
-    .filter((field) => field.source === "child")
-    .map((field) => {
-      const attrs = [
-        ...field.attributes.filter((attribute) => attribute.name !== "data-hf-text-key"),
-        { name: "data-hf-text-key", value: field.key },
-      ]
-        .map((attribute) => ` ${attribute.name}="${attribute.value.replace(/"/g, "&quot;")}"`)
-        .join("");
-      const style = serializeTextFieldStyle(field);
-      const styleAttr = style ? ` style="${style.replace(/"/g, "&quot;")}"` : "";
-      return `<${field.tagName}${attrs}${styleAttr}>${escapeHtmlText(field.value)}</${field.tagName}>`;
-    })
-    .join("");
-}
-
-export function buildDefaultDomEditTextField(base?: Partial<DomEditTextField>): DomEditTextField {
-  return {
-    key: `child:new:${Date.now()}`,
-    label: "Text",
-    value: "New text",
-    tagName: "span",
-    attributes: [],
-    inlineStyles: {
-      "font-family": base?.computedStyles?.["font-family"] ?? "inherit",
-      "font-size": base?.computedStyles?.["font-size"] ?? "16px",
-      "font-weight": base?.computedStyles?.["font-weight"] ?? "400",
-      color: base?.computedStyles?.color ?? "inherit",
-    },
-    computedStyles: {},
-    source: "child",
-  };
-}
-
-export function resolveDomEditCapabilities(args: {
-  selector?: string;
-  tagName?: string;
-  className?: string;
-  inlineStyles: Record<string, string>;
-  computedStyles: Record<string, string>;
-  isCompositionHost: boolean;
-  isMasterView: boolean;
-}): DomEditCapabilities {
-  if (!args.selector) {
-    return {
-      canSelect: false,
-      canEditStyles: false,
-      canMove: false,
-      canResize: false,
-      canApplyManualOffset: false,
-      canApplyManualSize: false,
-      canApplyManualRotation: false,
-      reasonIfDisabled: "Studio could not resolve a stable patch target for this element.",
-    };
-  }
-
-  const position = args.computedStyles.position;
-  const left = parsePx(args.inlineStyles.left) ?? parsePx(args.computedStyles.left);
-  const top = parsePx(args.inlineStyles.top) ?? parsePx(args.computedStyles.top);
-  const width = parsePx(args.inlineStyles.width) ?? parsePx(args.computedStyles.width);
-  const height = parsePx(args.inlineStyles.height) ?? parsePx(args.computedStyles.height);
-  const hasTransformDrivenGeometry = !isIdentityTransform(args.computedStyles.transform);
-
-  const canMove =
-    (position === "absolute" || position === "fixed") &&
-    left != null &&
-    top != null &&
-    !hasTransformDrivenGeometry;
-
-  const canResize = canMove && (width != null || height != null);
-  const canApplyManualGeometry = !args.isCompositionHost;
-  const canApplyManualOffset = canApplyManualGeometry;
-  const canApplyManualSize = canApplyManualGeometry;
-  const canApplyManualRotation = canApplyManualGeometry;
-  const reasonIfDisabled = canApplyManualGeometry
-    ? undefined
-    : "Select an internal layer to transform it.";
-
-  if (args.isCompositionHost && args.isMasterView) {
-    return {
-      canSelect: true,
-      canEditStyles: false,
-      canMove,
-      canResize,
-      canApplyManualOffset,
-      canApplyManualSize,
-      canApplyManualRotation,
-      reasonIfDisabled,
-    };
-  }
-
-  return {
-    canSelect: true,
-    canEditStyles: true,
-    canMove,
-    canResize,
-    canApplyManualOffset,
-    canApplyManualSize,
-    canApplyManualRotation,
-    reasonIfDisabled,
-  };
-}
-
-export function resolveDomEditSelection(
-  startEl: HTMLElement | null,
-  options: DomEditContextOptions,
-): DomEditSelection | null {
-  if (!startEl) return null;
-  const doc = startEl.ownerDocument;
-
-  let current: HTMLElement | null = getSelectionCandidate(startEl, options);
-  while (current && current !== doc.body && current !== doc.documentElement) {
-    const selector = buildStableSelector(current);
-    if (!selector) {
-      current = current.parentElement;
-      continue;
-    }
-
-    const { sourceFile, compositionPath } = getSourceFileForElement(
-      current,
-      options.activeCompositionPath,
-    );
-    const selectorIndex = getSelectorIndex(
-      doc,
-      current,
-      selector,
-      sourceFile,
-      options.activeCompositionPath,
-    );
-    const compositionSrc =
-      current.getAttribute("data-composition-src") ??
-      current.getAttribute("data-composition-file") ??
-      undefined;
-    const inlineStyles = getInlineStyles(current);
-    const computedStyles = getCuratedComputedStyles(current);
-    const textFields = collectDomEditTextFields(current);
-    const capabilities = resolveDomEditCapabilities({
-      selector,
-      tagName: current.tagName.toLowerCase(),
-      className: current.className,
-      inlineStyles,
-      computedStyles,
-      isCompositionHost: Boolean(compositionSrc),
-      isMasterView: options.isMasterView,
-    });
-    const rect = current.getBoundingClientRect();
-
-    return {
-      element: current,
-      id: current.id || undefined,
-      selector,
-      selectorIndex,
-      sourceFile,
-      compositionPath,
-      compositionSrc,
-      isCompositionHost: Boolean(compositionSrc),
-      label: buildElementLabel(current),
-      tagName: current.tagName.toLowerCase(),
-      boundingBox: {
-        x: rect.left,
-        y: rect.top,
-        width: rect.width,
-        height: rect.height,
-      },
-      textContent: current.textContent?.trim() || null,
-      dataAttributes: getDataAttributes(current),
-      inlineStyles,
-      computedStyles,
-      textFields,
-      capabilities,
-    };
-  }
-
-  return null;
-}
-
-export function refreshDomEditSelection(
-  selection: DomEditSelection,
-  activeCompositionPath: string | null,
-): DomEditSelection | null {
-  const doc = selection.element.ownerDocument;
-  const nextElement = findElementForSelection(doc, selection, activeCompositionPath);
-  return nextElement
-    ? resolveDomEditSelection(nextElement, {
-        activeCompositionPath,
-        isMasterView: !activeCompositionPath || activeCompositionPath === "index.html",
-      })
-    : null;
-}
-
-export function getDomEditTargetKey(
-  selection: Pick<DomEditSelection, "id" | "selector" | "selectorIndex" | "sourceFile">,
-): string {
-  return [
-    selection.sourceFile || "index.html",
-    selection.id ?? "",
-    selection.selector ?? "",
-    selection.selectorIndex ?? "",
-  ].join("|");
-}
-
-function hasSupportedDirectEdit(capabilities: DomEditCapabilities): boolean {
-  return (
-    capabilities.canEditStyles ||
-    capabilities.canMove ||
-    capabilities.canResize ||
-    capabilities.canApplyManualOffset ||
-    capabilities.canApplyManualSize ||
-    capabilities.canApplyManualRotation
-  );
-}
-
-export function getDomEditNonEditableReason(
-  element: HTMLElement,
-  selection: DomEditSelection | null,
-): string | null {
-  if (!selection) {
-    return "No stable source target";
-  }
-
-  if (selection.element !== element) {
-    return selection.isCompositionHost
-      ? "Nested composition boundary"
-      : `Selection resolves to ${selection.label}`;
-  }
-
-  if (!hasSupportedDirectEdit(selection.capabilities)) {
-    return selection.capabilities.reasonIfDisabled ?? "No supported direct edits";
-  }
-
-  return null;
-}
-
-export function findElementForSelection(
-  doc: Document,
-  selection: Pick<DomEditSelection, "id" | "selector" | "selectorIndex" | "sourceFile">,
-  activeCompositionPath: string | null = null,
-): HTMLElement | null {
-  if (selection.id) {
-    const byId = doc.getElementById(selection.id);
-    if (
-      isHtmlElement(byId) &&
-      (!selection.sourceFile ||
-        getSourceFileForElement(byId, activeCompositionPath).sourceFile === selection.sourceFile)
-    ) {
-      return byId;
-    }
-  }
-
-  if (!selection.selector) return null;
-
-  if (selection.selector.startsWith(".") && selection.selectorIndex != null) {
-    const matches = Array.from(doc.querySelectorAll(selection.selector)).filter(
-      (candidate): candidate is HTMLElement =>
-        isHtmlElement(candidate) &&
-        (!selection.sourceFile ||
-          getSourceFileForElement(candidate, activeCompositionPath).sourceFile ===
-            selection.sourceFile),
-    );
-    return matches[selection.selectorIndex] ?? null;
-  }
-
-  const matches = Array.from(doc.querySelectorAll(selection.selector)).filter(
-    (candidate): candidate is HTMLElement =>
-      isHtmlElement(candidate) &&
-      (!selection.sourceFile ||
-        getSourceFileForElement(candidate, activeCompositionPath).sourceFile ===
-          selection.sourceFile),
-  );
-  return matches[0] ?? null;
-}
-
-export function buildDomEditStylePatchOperation(property: string, value: string): PatchOperation {
-  return {
-    type: "inline-style",
-    property,
-    value,
-  };
-}
-
-export function buildDomEditTextPatchOperation(value: string): PatchOperation {
-  return {
-    type: "text-content",
-    property: "text",
-    value,
-  };
-}
-
-function formatBoundingBox(bounds: DomEditSelection["boundingBox"]): string {
-  return `x=${Math.round(bounds.x)}, y=${Math.round(bounds.y)}, width=${Math.round(bounds.width)}, height=${Math.round(bounds.height)}`;
-}
-
-function formatStyleBlock(styles: Record<string, string>): string {
-  return Object.entries(styles)
-    .filter(([, value]) => value && value !== "initial")
-    .map(([key, value]) => `${key}: ${value}`)
-    .join("\n");
-}
-
-function formatTextFields(fields: DomEditTextField[]): string {
-  return fields
-    .map(
-      (field) =>
-        `- key=${field.key}; tag=<${field.tagName}>; source=${field.source}; text=${JSON.stringify(field.value)}`,
-    )
-    .join("\n");
-}
-
-export function buildElementAgentPrompt({
-  selection,
-  currentTime,
-  tagSnippet,
-  userInstruction,
-  sourceFilePath,
-}: {
-  selection: DomEditSelection;
-  currentTime: number;
-  tagSnippet?: string;
-  userInstruction?: string;
-  sourceFilePath?: string;
-}): string {
-  const displayedSourceFile = sourceFilePath?.trim() || selection.sourceFile;
-  const lines = [
-    "## HyperFrames element edit request v1",
-    "Schema version: 1",
-    "",
-    userInstruction?.trim() || "Edit this selected HyperFrames element.",
-    "",
-    `Composition: ${selection.compositionPath}`,
-    `Playback time: ${formatTime(currentTime)}`,
-    `Source file: ${displayedSourceFile}`,
-    `DOM id: ${selection.id ?? "(none)"}`,
-    `Selector: ${selection.selector ?? "(none)"}`,
-    `Selector index: ${selection.selectorIndex ?? 0}`,
-    `Tag: <${selection.tagName}>`,
-    `Bounds: ${formatBoundingBox(selection.boundingBox)}`,
-  ];
-
-  if (selection.textContent) {
-    lines.push(`Text: ${selection.textContent}`);
-  }
-
-  const textFieldsBlock = formatTextFields(selection.textFields);
-  if (textFieldsBlock) {
-    lines.push("", "Text fields:", textFieldsBlock);
-  }
-
-  const inlineStyleBlock = formatStyleBlock(selection.inlineStyles);
-  if (inlineStyleBlock) {
-    lines.push("", "Inline styles:", inlineStyleBlock);
-  }
-
-  const computedStyleBlock = formatStyleBlock(selection.computedStyles);
-  if (computedStyleBlock) {
-    lines.push("", "Computed styles (browser-resolved):", computedStyleBlock);
-  }
-
-  if (tagSnippet) {
-    lines.push("", "Target HTML:", tagSnippet);
-  }
-
-  lines.push(
-    "",
-    "Guardrails:",
-    "- Make a targeted change to this element only.",
-    "- Preserve the rest of the composition and its timing.",
-    "- Do not modify other elements' data-* attributes or positioning.",
-    "- Prefer existing inline styles or existing CSS rules for this element over adding unrelated selectors.",
-  );
-
-  return lines.join("\n");
-}
-
-export function isTextEditableSelection(selection: DomEditSelection): boolean {
-  return selection.textFields.length > 0 && !selection.isCompositionHost;
-}