Typescript: Convert story editor utils

packages/elements/src/types/element.ts

@@ -115,6 +115,7 @@ export interface ProductElement extends Element {
 }
 
 export interface TextElement extends Element {
+  backgroundColor: Solid;
   content: string;
   font: {
     service: string;

packages/elements/src/types/elementDefinition.ts

@@ -61,6 +61,8 @@ export interface DisplayProps<E extends Element> {
   element: E;
 }
 
+export type Direction = [0 | 1, 0 | 1];
+
 export interface ElementDefinition<E extends Element = Element> {
   type: ElementType;
   name: string;
@@ -71,7 +73,7 @@ export interface ElementDefinition<E extends Element = Element> {
   Frame: React.VoidFunctionComponent<FrameProps<E>>;
   Output: React.VoidFunctionComponent<OutputProps<E>>;
   LayerIcon: React.VoidFunctionComponent<LayerIconProps<E>>;
-  TextContent: React.VoidFunctionComponent<TextContentProps<E>>;
+  TextContent: (element: E) => string;
   Display: React.VoidFunctionComponent<DisplayProps<E>>;
   canFlip: boolean;
   isMaskable: boolean;
@@ -90,6 +92,12 @@ export interface ElementDefinition<E extends Element = Element> {
     minHeight: number;
   };
   panels: string[];
+  updateForResizeEvent?: (
+    element: Element,
+    direction: Direction,
+    newWidth: number,
+    newHeight: number
+  ) => { height: number };
 }
 
 export type ElementTypes = Record<ElementType, ElementDefinition<Element>>;

packages/story-editor/src/app/pageCanvas/pageCanvasProvider.js

@@ -22,11 +22,11 @@ import { useCallback, useRef } from '@googleforcreators/react';
 /**
  * Internal dependencies
  */
-import storyPageToCanvas from '../../utils/storyPageToCanvas';
 import { getAccessibleTextColorsFromPixels } from '../../utils/contrastUtils';
 import useIdleQueue from '../../utils/useIdleTaskQueue';
 import { useStory } from '../story';
 import { STABLE_ARRAY } from '../../constants';
+import storyPageToCanvas from './utils/storyPageToCanvas';
 import Context from './context';
 import getPixelDataFromCanvas from './getPixelDataFromCanvas';
 import usePageCanvasMap from './usePageCanvasMap';

packages/story-editor/src/app/pageCanvas/test/usePageCanvas.js

@@ -22,13 +22,13 @@ import { act, renderHook } from '@testing-library/react-hooks';
  * Internal dependencies
  */
 import { PageCanvasProvider, usePageCanvas } from '..';
-import storyPageToCanvas from '../../../utils/storyPageToCanvas';
+import storyPageToCanvas from '../utils/storyPageToCanvas';
 import useStory from '../../story/useStory';
 import createMockPage from '../testUtils/createMockPage';
 import { MockStoryProvider, useStoryMock } from '../testUtils/useStoryMock';
 
 jest.mock('../../story/useStory');
-jest.mock('../../../utils/storyPageToCanvas');
+jest.mock('../utils/storyPageToCanvas');
 
 jest.mock('../../../utils/contrastUtils', () => {
   return {

packages/story-editor/src/utils/storyPageToNode.js → packages/story-editor/src/app/pageCanvas/utils/storyPageToNode.js

@@ -35,8 +35,8 @@ import { TransformProvider } from '@googleforcreators/transform';
 /**
  * Internal dependencies
  */
-import { FontProvider } from '../app/font';
-import DisplayElement from '../components/canvas/displayElement';
+import { FontProvider } from '../../font';
+import DisplayElement from '../../../components/canvas/displayElement';
 
 const Page = styled.div`
   display: block;

packages/story-editor/src/app/pageDataUrls/pageDataUrlsProvider.js

@@ -23,7 +23,7 @@ import { useMemo, useCallback, useState } from '@googleforcreators/react';
  * Internal dependencies
  */
 import useIdleTaskQueue from '../../utils/useIdleTaskQueue';
-import storyPageToDataUrl from '../../utils/storyPageToDataUrl';
+import storyPageToDataUrl from '../pageCanvas/utils/storyPageToDataUrl';
 import Context from './context';
 
 /**
@@ -52,7 +52,10 @@ function PageDataUrlProvider({ children }) {
         }));
       };
 
-      const clearQueueOfPageTask = queueIdleTask([idleTaskUid, idleTask]);
+      const clearQueueOfPageTask = queueIdleTask({
+        taskId: idleTaskUid,
+        task: idleTask,
+      });
       return () => {
         clearQueueOfPageTask();
       };

packages/story-editor/src/app/pageDataUrls/test/usePageDataUrls.js

@@ -37,7 +37,7 @@ jest.mock('../../../utils/idleCallback', () => {
   };
 });
 
-jest.mock('../../../utils/storyPageToDataUrl', () => {
+jest.mock('../../pageCanvas/utils/storyPageToDataUrl', () => {
   return {
     __esModule: true,
     // make dataUrl generation predictable
@@ -60,19 +60,19 @@ describe('usePageDataUrls', () => {
     mockIdleCallbacks = [];
     runIdleCallbacks = () => {
       while (mockIdleCallbacks.length > 0) {
-        const [, callback] = mockIdleCallbacks.shift();
-        callback();
+        const { task } = mockIdleCallbacks.shift();
+        task();
       }
     };
 
     requestIdleCallback.mockImplementation((callback) => {
       const idleCallbackId = Symbol();
-      mockIdleCallbacks.push([idleCallbackId, callback]);
+      mockIdleCallbacks.push({ taskId: idleCallbackId, task: callback });
       return idleCallbackId;
     });
     cancelIdleCallback.mockImplementation((idleCallbackId) => {
       mockIdleCallbacks = mockIdleCallbacks.filter(
-        ([id]) => id !== idleCallbackId
+        ({ taskId }) => taskId !== idleCallbackId
       );
     });
   });

packages/story-editor/src/components/canvas/frameElement.js

@@ -62,6 +62,7 @@ import WithProductPill from '../shopping/frame';
 import useDoubleClick from '../../utils/useDoubleClick';
 import usePerformanceTracking from '../../utils/usePerformanceTracking';
 import { TRACKING_EVENTS } from '../../constants';
+import { noop } from '../../utils/noop';
 import {
   FOCUS_GROUPS,
   useFocusGroupRef,
@@ -103,8 +104,6 @@ const EmptyFrame = styled.div`
   pointer-events: none;
 `;
 
-const NOOP = () => {};
-
 const FRAME_ELEMENT_MESSAGE = sprintf(
   /* translators: %s: Ctrl+Alt+P keyboard shortcut. */
   __(
@@ -219,7 +218,7 @@ function FrameElement({ id }) {
     },
     [id, setEditingElement, handleSelectElement, isSelected]
   );
-  const handleMediaClick = useDoubleClick(NOOP, handleMediaDoubleClick);
+  const handleMediaClick = useDoubleClick(noop, handleMediaDoubleClick);
 
   /**
    * Announce keyboard options on element.

packages/story-editor/src/components/panels/document/slug/slug.js

@@ -29,11 +29,12 @@ import { safeDecodeURIComponent } from '@googleforcreators/url';
  */
 import { useStory } from '../../../../app/story';
 import cleanForSlug from '../../../../utils/cleanForSlug';
-import inRange from '../../../../utils/inRange';
 import { Row } from '../../../form';
 import { SimplePanel } from '../../panel';
 import { inputContainerStyleOverride } from '../../shared/styles';
 
+const inRange = (value, { MIN, MAX }) => value >= MIN && value <= MAX;
+
 export const MIN_MAX = {
   PERMALINK: {
     MIN: 1,

packages/story-editor/src/components/tabview/index.js

@@ -35,6 +35,7 @@ import { useConfig } from '../../app';
 import Tooltip from '../tooltip';
 import usePerformanceTracking from '../../utils/usePerformanceTracking';
 import { TRACKING_EVENTS } from '../../constants';
+import { noop } from '../../utils/noop';
 
 const ALERT_ICON_SIZE = 28;
 export const TAB_HEIGHT = 32;
@@ -146,8 +147,6 @@ const TabText = styled(Headline).attrs({
   color: inherit;
 `;
 
-const noop = () => {};
-
 function UnreffedTab(
   { children, tooltip = null, placement, refId, tabRefs, ...rest },
   ref

packages/story-editor/src/utils/cleanForSlug.js → packages/story-editor/src/utils/cleanForSlug.ts

@@ -32,17 +32,17 @@ import removeAccents from 'remove-accents';
  * for octets, HTML entities, or other encoded characters.
  *
  * @see https://github.com/WordPress/gutenberg/blob/5ff5acd2815d5260db15ab155fcaf4b3b80d7c1b/packages/url/src/clean-for-slug.js
- * @param {string} string Title or slug to be processed.
- * @param {boolean} isEditing Flag the user is currently editing the input
+ * @param string Title or slug to be processed.
+ * @param isEditing Flag the user is currently editing the input
  allowing extra hyphens (default false)
- * @return {string} Processed string.
+ * @return Processed string.
  */
-export default function cleanForSlug(string, isEditing = false) {
+export default function cleanForSlug(string: string, isEditing = false) {
   if (!string) {
     return '';
   }
 
-  return (
+  return String(
     [removeAccents(string)]
       // Convert each group of whitespace, periods, and forward slashes to a hyphen.
       .map((s) => s.replace(/[\s./_]/g, '-'))

packages/story-editor/src/utils/createError.js → packages/story-editor/src/utils/createError.ts

@@ -14,16 +14,20 @@
  * limitations under the License.
  */
 
+class CustomError extends Error {
+  public file = '';
+  public isUserError = false;
+}
 /**
  * Helper function to get create a js error.
  *
- * @param {string} name Error name.
- * @param {string} fileName File name.
- * @param {string} message Message in error.
- * @return {Error} Error Object.
+ * @param name Error name.
+ * @param fileName File name.
+ * @param message Message in error.
+ * @return Error Object.
  */
-function createError(name, fileName, message) {
-  const validError = new Error();
+function createError(name: string, fileName: string, message: string) {
+  const validError = new CustomError();
 
   validError.name = name;
   validError.file = fileName;

packages/story-editor/src/utils/createThumbnailCanvasFromFullbleedCanvas.js → packages/story-editor/src/utils/createThumbnailCanvasFromFullbleedCanvas.ts

@@ -22,10 +22,12 @@ import { PAGE_RATIO } from '@googleforcreators/units';
  * Creates a thumbnail aspect ratio canvas when given a fullbleed aspect
  * ratio canvas.
  *
- * @param {HTMLCanvasElement} fullbleedCanvas fullbleed aspect ratio canvas element
- * @return {HTMLCanvasElement} a new thumbnail aspect ratio canvas element
+ * @param fullbleedCanvas fullbleed aspect ratio canvas element
+ * @return a new thumbnail aspect ratio canvas element
  */
-function createThumbnailCanvasFromFullbleedCanvas(fullbleedCanvas) {
+function createThumbnailCanvasFromFullbleedCanvas(
+  fullbleedCanvas: HTMLCanvasElement
+) {
   const thumbnailCanvas = document.createElement('canvas');
   const thumbnailContext = thumbnailCanvas.getContext('2d');
 
@@ -34,8 +36,9 @@ function createThumbnailCanvasFromFullbleedCanvas(fullbleedCanvas) {
   const dy = (fullbleedHeight - thumbnailHeight) / 2;
   thumbnailCanvas.width = fullbleedCanvas.width;
   thumbnailCanvas.height = thumbnailHeight;
-  thumbnailContext.drawImage(fullbleedCanvas, 0, -dy);
-
+  if (thumbnailContext) {
+    thumbnailContext.drawImage(fullbleedCanvas, 0, -dy);
+  }
   return thumbnailCanvas;
 }
 

packages/story-editor/src/utils/dragEvent.js → packages/story-editor/src/utils/dragEvent.ts

@@ -14,28 +14,31 @@
  * limitations under the License.
  */
 
+/**
+ * External dependencies
+ */
+import type { DragEvent } from 'react';
+
 /**
  * Get Drag Type from event.
  *
- * @param {DragEvent} e The drag event.
- * @param {string} type The type of transfer payload to test against
- * @return {boolean} Whether the drag is of the specified type
+ * @param  e The drag event.
+ * @param type The type of transfer payload to test against
+ * @return Whether the drag is of the specified type
  */
-export function isDragType(e, type) {
+export function isDragType(e: DragEvent, type: string) {
   if (!e?.dataTransfer?.types) {
     return false;
   }
-  return Array.isArray(e.dataTransfer.types)
-    ? e.dataTransfer.types.includes(type)
-    : e.dataTransfer.types.contains(type);
+  return e.dataTransfer.types.includes(type);
 }
 
 /**
  * Get Drag Type from event.
  *
- * @param {DragEvent} e The drag event.
- * @return {boolean} Whether the drag event is relating to a file transfer
+ * @param e The drag event.
+ * @return Whether the drag event is relating to a file transfer
  */
-export function isDraggingFile(e) {
+export function isDraggingFile(e: DragEvent) {
   return isDragType(e, 'Files');
 }

packages/story-editor/src/utils/generateGroupName.js → packages/story-editor/src/utils/generateGroupName.ts

@@ -18,8 +18,9 @@
  * External dependencies
  */
 import { __, sprintf } from '@googleforcreators/i18n';
+import type { Groups } from '@googleforcreators/elements';
 
-export function getNextGroupNumber(groups) {
+export function getNextGroupNumber(groups: Groups) {
   const nums = [0];
   const defaultName = __('Group', 'web-stories');
   for (const prop in groups) {
@@ -34,13 +35,13 @@ export function getNextGroupNumber(groups) {
   return Math.max(...nums) + 1;
 }
 
-function generateGroupName(groups, name) {
+function generateGroupName(groups: Groups, name = '') {
   if (!name) {
     const groupNumber = getNextGroupNumber(groups);
     return sprintf(
       /* translators: %d: group number. */
       __('Group %d', 'web-stories'),
-      groupNumber
+      groupNumber.toString()
     );
   }
 

packages/story-editor/src/utils/getCropParams.js → packages/story-editor/src/utils/getCropParams.ts

@@ -13,12 +13,30 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+/**
+ * External dependencies
+ */
+import type { MediaElement } from '@googleforcreators/elements';
 /**
  * Internal dependencies
  */
 import { isOffCanvas } from './isOffCanvas';
 
-export function getCropParams(selectedElement) {
+// TODO, reuse CropParams from media utils.
+type CropParams = {
+  newWidth: number;
+  newHeight: number;
+  cropElement: {
+    x: number;
+    y: number;
+  };
+  cropWidth: number;
+  cropHeight: number;
+  cropX: number;
+  cropY: number;
+};
+
+export function getCropParams(selectedElement: MediaElement): CropParams {
   const { offCanvasLeft, offCanvasRight, offCanvasTop, offCanvasBottom } =
     isOffCanvas(selectedElement);
   const percentage = selectedElement.width / selectedElement.resource.width;