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feat(devexp): highlight components by group
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,32 @@ | ||
| /** | ||
| * Class applied on the wrapper of highlight elements | ||
| */ | ||
| export const HIGHLIGHT_WRAPPER_CLASS = 'highlight-wrapper'; | ||
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| /** | ||
| * Class applied on the overlay elements | ||
| */ | ||
| export const HIGHLIGHT_OVERLAY_CLASS = 'highlight-overlay'; | ||
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| /** | ||
| * Class applied on the chip elements | ||
| */ | ||
| export const HIGHLIGHT_CHIP_CLASS = 'highlight-chip'; | ||
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| /** | ||
| * Default value for maximum number of ancestors | ||
| */ | ||
| export const DEFAULT_MAX_DEPTH = 10; | ||
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| /** | ||
| * Default value for element min height | ||
| */ | ||
| export const DEFAULT_ELEMENT_MIN_HEIGHT = 30; | ||
| /** | ||
| * Default value for element min width | ||
| */ | ||
| export const DEFAULT_ELEMENT_MIN_WIDTH = 60; | ||
| /** | ||
| * Default value for throttle interval | ||
| */ | ||
| export const DEFAULT_THROTTLE_INTERVAL = 500; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,154 @@ | ||
| import { | ||
| HIGHLIGHT_CHIP_CLASS, | ||
| HIGHLIGHT_OVERLAY_CLASS, | ||
| HIGHLIGHT_WRAPPER_CLASS, | ||
| } from './constants'; | ||
| import { | ||
| ElementWithGroupInfo, | ||
| } from './models'; | ||
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| /** | ||
| * Retrieve the identifier of the element | ||
| * @param element | ||
| */ | ||
| export function getIdentifier(element: ElementWithGroupInfo): string { | ||
| const { tagName, attributes, classList } = element.htmlElement; | ||
| const regexp = new RegExp(element.regexp, 'i'); | ||
| if (!regexp.test(tagName)) { | ||
| const attribute = Array.from(attributes).find((att) => regexp.test(att.name)); | ||
| if (attribute) { | ||
| return `${attribute.name}${attribute.value ? `="${attribute.value}"` : ''}`; | ||
| } | ||
| const className = Array.from(classList).find((cName) => regexp.test(cName)); | ||
| if (className) { | ||
| return className; | ||
| } | ||
| } | ||
| return tagName; | ||
| } | ||
|
|
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| /** | ||
| * Compute the number of ancestors of a given element based on a list of elements | ||
| * @param element | ||
| * @param elementList | ||
| */ | ||
| export function computeNumberOfAncestors(element: HTMLElement, elementList: HTMLElement[]) { | ||
| return elementList.filter((el: HTMLElement) => el.contains(element)).length; | ||
| } | ||
|
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| /** | ||
| * Throttle {@link fn} with a {@link delay} | ||
| * @param fn method to run | ||
| * @param delay given in ms | ||
| */ | ||
| export function throttle<T extends (...args: any[]) => any>(fn: T, delay: number): (...args: Parameters<T>) => void { | ||
| let timerFlag: ReturnType<typeof setTimeout> | null = null; | ||
|
|
||
| const throttleFn = (...args: Parameters<T>) => { | ||
| if (timerFlag === null) { | ||
| fn(...args); | ||
| timerFlag = setTimeout(() => { | ||
| fn(...args); | ||
| timerFlag = null; | ||
| }, delay); | ||
| } | ||
| }; | ||
| return throttleFn; | ||
| } | ||
|
|
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| /** | ||
| * Run {@link refreshFn} if {@link mutations} implies to refresh elements inside {@link highlightWrapper} | ||
| * @param mutations | ||
| * @param highlightWrapper | ||
| * @param refreshFn | ||
| */ | ||
| export function runRefreshIfNeeded(mutations: MutationRecord[], highlightWrapper: Element | null, refreshFn: () => void) { | ||
| if ( | ||
| mutations.some((mutation) => | ||
| mutation.target !== highlightWrapper | ||
| || ( | ||
| mutation.target === document.body | ||
| && Array.from<HTMLElement>(mutation.addedNodes.values() as any) | ||
| .concat(...mutation.removedNodes.values() as any) | ||
| .some((node) => !node.classList.contains(HIGHLIGHT_WRAPPER_CLASS)) | ||
| ) | ||
| ) | ||
| ) { | ||
| refreshFn(); | ||
| } | ||
| } | ||
|
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| /** | ||
| * Options to create an overlay element | ||
| */ | ||
| export interface CreateOverlayOptions { | ||
| top: string; | ||
| left: string; | ||
| position: string; | ||
| width: string; | ||
| height: string; | ||
| backgroundColor: string; | ||
| } | ||
|
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| /** | ||
| * Create an overlay element | ||
| * @param doc HTML Document | ||
| * @param opts | ||
| */ | ||
| export function createOverlay(doc: Document, opts: CreateOverlayOptions) { | ||
| const overlay = doc.createElement('div'); | ||
| overlay.classList.add(HIGHLIGHT_OVERLAY_CLASS); | ||
| // All static style could be moved in a <style> | ||
| overlay.style.top = opts.top; | ||
| overlay.style.left = opts.left; | ||
| overlay.style.width = opts.width; | ||
| overlay.style.height = opts.height; | ||
| overlay.style.border = `1px solid ${opts.backgroundColor}`; | ||
| overlay.style.zIndex = '10000'; | ||
| overlay.style.position = opts.position; | ||
| overlay.style.pointerEvents = 'none'; | ||
| return overlay; | ||
| } | ||
|
|
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| /** | ||
| * Options to create a chip element | ||
| */ | ||
| export interface CreateChipOptions { | ||
| displayName: string; | ||
| depth: number; | ||
| top: string; | ||
| left: string; | ||
| position: string; | ||
| backgroundColor: string; | ||
| color?: string; | ||
| name: string; | ||
| } | ||
|
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| /** | ||
| * Create a chip element | ||
| * @param doc HTML Document | ||
| * @param opts | ||
| */ | ||
| export function createChip(doc: Document, opts: CreateChipOptions) { | ||
| const chip = doc.createElement('div'); | ||
| chip.classList.add(HIGHLIGHT_CHIP_CLASS); | ||
| chip.textContent = `${opts.displayName} ${opts.depth}`; | ||
| // All static style could be moved in a <style> | ||
| chip.style.top = opts.top; | ||
| chip.style.left = opts.left; | ||
| chip.style.backgroundColor = opts.backgroundColor; | ||
| chip.style.color = opts.color ?? '#FFF'; | ||
| chip.style.position = opts.position; | ||
| chip.style.display = 'inline-block'; | ||
| chip.style.padding = '2px 4px'; | ||
| chip.style.borderRadius = '0 0 4px'; | ||
| chip.style.cursor = 'pointer'; | ||
| chip.style.zIndex = '10000'; | ||
| chip.style.textWrap = 'no-wrap'; | ||
| chip.title = opts.name; | ||
| chip.addEventListener('click', () => { | ||
| // Should we log in the console as well ? | ||
| void navigator.clipboard.writeText(opts.name); | ||
| }); | ||
| return chip; | ||
| } | ||
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