playwright/src/server/supplements/injected/recorder.ts

779 lines
28 KiB
TypeScript

/**
* Copyright (c) Microsoft Corporation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import type * as actions from '../recorder/recorderActions';
import type InjectedScript from '../../injected/injectedScript';
import { generateSelector } from './selectorGenerator';
import { Element$, html } from './html';
import type { State, SetUIState } from '../recorder/state';
declare global {
interface Window {
playwrightRecorderPerformAction: (action: actions.Action) => Promise<void>;
playwrightRecorderRecordAction: (action: actions.Action) => Promise<void>;
playwrightRecorderCommitAction: () => Promise<void>;
playwrightRecorderState: () => Promise<State>;
playwrightRecorderSetUIState: (state: SetUIState) => Promise<void>;
playwrightRecorderResume: () => Promise<boolean>;
playwrightRecorderShowRecorderPage: () => Promise<void>;
}
}
const scriptSymbol = Symbol('scriptSymbol');
export class Recorder {
private _injectedScript: InjectedScript;
private _performingAction = false;
private _outerGlassPaneElement: HTMLElement;
private _glassPaneShadow: ShadowRoot;
private _innerGlassPaneElement: HTMLElement;
private _highlightElements: HTMLElement[] = [];
private _tooltipElement: HTMLElement;
private _listeners: (() => void)[] = [];
private _hoveredModel: HighlightModel | null = null;
private _hoveredElement: HTMLElement | null = null;
private _activeModel: HighlightModel | null = null;
private _expectProgrammaticKeyUp = false;
private _pollRecorderModeTimer: NodeJS.Timeout | undefined;
private _outerToolbarElement: HTMLElement;
private _toolbar: Element$;
private _state: State = {
canResume: false,
uiState: {
mode: 'none',
},
isPaused: false
};
constructor(injectedScript: InjectedScript) {
this._injectedScript = injectedScript;
this._outerGlassPaneElement = html`
<x-pw-glass style="
position: fixed;
top: 0;
right: 0;
bottom: 0;
left: 0;
z-index: 2147483647;
pointer-events: none;
display: flex;
">
</x-pw-glass>`;
this._tooltipElement = html`<x-pw-tooltip></x-pw-tooltip>`;
this._innerGlassPaneElement = html`
<x-pw-glass-inner style="flex: auto">
${this._tooltipElement}
</x-pw-glass-inner>`;
// Use a closed shadow root to prevent selectors matching our internal previews.
this._glassPaneShadow = this._outerGlassPaneElement.attachShadow({ mode: 'closed' });
this._glassPaneShadow.appendChild(this._innerGlassPaneElement);
this._glassPaneShadow.appendChild(html`
<style>
x-pw-tooltip {
align-items: center;
backdrop-filter: blur(5px);
background-color: rgba(0, 0, 0, 0.7);
border-radius: 2px;
box-shadow: rgba(0, 0, 0, 0.1) 0px 3.6px 3.7px,
rgba(0, 0, 0, 0.15) 0px 12.1px 12.3px,
rgba(0, 0, 0, 0.1) 0px -2px 4px,
rgba(0, 0, 0, 0.15) 0px -12.1px 24px,
rgba(0, 0, 0, 0.25) 0px 54px 55px;
color: rgb(204, 204, 204);
display: none;
font-family: 'Dank Mono', 'Operator Mono', Inconsolata, 'Fira Mono',
'SF Mono', Monaco, 'Droid Sans Mono', 'Source Code Pro', monospace;
font-size: 12.8px;
font-weight: normal;
left: 0;
line-height: 1.5;
max-width: 600px;
padding: 3.2px 5.12px 3.2px;
position: absolute;
top: 0;
}
</style>
`);
this._toolbar = html`
<x-pw-toolbar class="vertical">
${commonStyles()}
<x-pw-button-group>
<x-pw-button id="pw-button-playwright" tabIndex=0 title="Playwright">
<x-pw-icon>
<svg xmlns="http://www.w3.org/2000/svg" width="400" height="400" fill="none"><path d="M136 222c-12 3-21 10-26 16 5-5 12-9 22-12 10-2 18-2 25-1v-6c-6 0-13 0-21 3zm-27-46l-48 12 3 3 40-10s0 7-5 14c9-7 10-19 10-19zm40 112C82 306 46 228 35 188a227 227 0 01-7-45c-4 1-6 2-5 8 0 9 2 23 7 42 11 40 47 118 114 100 15-4 26-11 34-20-7 7-17 12-29 15zm13-160v5h26l-2-5h-24z" fill="#2D4552"/><path d="M194 168c12 3 18 11 21 19l14 3s-2-25-25-32c-22-6-36 12-37 14 6-4 15-8 27-4zm105 19c-21-6-35 12-36 14 6-4 15-8 27-5 12 4 18 12 21 19l14 4s-2-26-26-32zm-13 68l-110-31s1 6 6 14l93 26 11-9zm-76 66c-87-23-77-134-63-187 6-22 12-38 17-49-3 0-5 1-8 6-5 11-12 28-18 52-14 53-25 164 62 188 41 11 73-6 97-32a90 90 0 01-87 22z" fill="#2D4552"/><path d="M162 262v-22l-63 18s5-27 37-36c10-3 19-3 26-2v-92h31l-10-24c-4-9-9-3-19 6-8 6-27 19-55 27-29 8-52 6-61 4-14-2-21-5-20 5 0 9 2 23 7 42 11 40 47 118 114 100 18-4 30-14 39-26h-26zM61 188l48-12s-1 18-19 23-29-11-29-11z" fill="#E2574C"/><path d="M342 129c-13 2-43 5-79-5-37-10-62-27-71-35-14-12-20-20-26-8-5 11-12 29-19 53-14 53-24 164 63 187s134-78 148-131c6-24 9-42 10-54 1-14-9-10-26-7zm-176 44s14-22 38-15c23 7 25 32 25 32l-63-17zm57 96c-41-12-47-45-47-45l110 31s-22 26-63 14zm39-68s14-21 37-14c24 6 26 32 26 32l-63-18z" fill="#2EAD33"/><path d="M140 246l-41 12s5-26 35-36l-23-86-2 1c-29 8-52 6-61 4-14-2-21-5-20 5 0 9 2 23 7 42 11 40 47 118 114 100h2l-11-42zm-79-58l48-12s-1 18-19 23-29-11-29-11z" fill="#D65348"/><path d="M225 269h-2c-41-12-47-45-47-45l57 16 30-116c-37-10-62-27-71-35-14-12-20-20-26-8-5 11-12 29-19 53-14 53-24 164 63 187l2 1 13-53zm-59-96s14-22 38-15c23 7 25 32 25 32l-63-17z" fill="#1D8D22"/><path d="M142 245l-11 4c3 14 7 28 14 40l4-1 9-3c-8-12-13-25-16-40zm-4-102c-6 21-11 51-10 81l8-2 2-1a273 273 0 0114-103l-8 5-6 20z" fill="#C04B41"/></svg>
</x-pw-icon>
</x-pw-button>
</x-pw-button-group>
<x-pw-button-group>
<x-pw-button id="pw-button-inspect" tabIndex=0 title="Inspect selectors">
<svg xmlns="http://www.w3.org/2000/svg" height="24" width="24"><path d="M0 0h24v24H0z" fill="none"/><path d="M12 8c-2.21 0-4 1.79-4 4s1.79 4 4 4 4-1.79 4-4-1.79-4-4-4zm8.94 3c-.46-4.17-3.77-7.48-7.94-7.94V1h-2v2.06C6.83 3.52 3.52 6.83 3.06 11H1v2h2.06c.46 4.17 3.77 7.48 7.94 7.94V23h2v-2.06c4.17-.46 7.48-3.77 7.94-7.94H23v-2h-2.06zM12 19c-3.87 0-7-3.13-7-7s3.13-7 7-7 7 3.13 7 7-3.13 7-7 7z"/></svg>
</x-pw-button>
<x-pw-button id="pw-button-record" class="record" tabIndex=0 title="Record script">
<div class="record-button">
<div class="record-button-glow"></div>
</div>
</x-pw-button>
</x-pw-button-group>
<x-pw-button-group id="pw-button-resume-group" class="hidden" title="Resume execution">
<x-pw-button id="pw-button-resume" tabIndex=0>
<svg xmlns="http://www.w3.org/2000/svg" height="24" width="24"><path d="M0 0h24v24H0z" fill="none"/><path d="M8 5v14l11-7z"/></svg>
</x-pw-button>
</x-pw-button-group>
</x-pw-toolbar>`;
this._outerToolbarElement = html`<x-pw-div style="position: fixed; top: 100px; left: 10px; flex-direction: column; z-index: 2147483647;"></x-pw-div>`;
const toolbarShadow = this._outerToolbarElement.attachShadow({ mode: 'open' });
toolbarShadow.appendChild(this._toolbar);
this._hydrate();
this._refreshListenersIfNeeded();
setInterval(() => {
this._refreshListenersIfNeeded();
if ((window as any)._recorderScriptReadyForTest)
(window as any)._recorderScriptReadyForTest();
}, 500);
this._pollRecorderMode(true).catch(e => console.log(e)); // eslint-disable-line no-console
}
private _hydrate() {
this._toolbar.$('#pw-button-inspect').addEventListener('click', () => {
if (this._toolbar.$('#pw-button-inspect').classList.contains('disabled'))
return;
this._toolbar.$('#pw-button-inspect').classList.toggle('toggled');
this._updateUIState({
mode: this._toolbar.$('#pw-button-inspect').classList.contains('toggled') ? 'inspecting' : 'none'
});
});
this._toolbar.$('#pw-button-record').addEventListener('click', () => this._toggleRecording());
this._toolbar.$('#pw-button-resume').addEventListener('click', () => {
if (this._toolbar.$('#pw-button-resume').classList.contains('disabled'))
return;
this._updateUIState({ mode: 'none' });
window.playwrightRecorderResume().catch(() => {});
});
this._toolbar.$('#pw-button-playwright').addEventListener('click', () => {
if (this._toolbar.$('#pw-button-playwright').classList.contains('disabled'))
return;
this._toolbar.$('#pw-button-playwright').classList.toggle('toggled');
window.playwrightRecorderShowRecorderPage().catch(() => {});
});
}
private _refreshListenersIfNeeded() {
if ((document.documentElement as any)[scriptSymbol])
return;
(document.documentElement as any)[scriptSymbol] = true;
removeEventListeners(this._listeners);
this._listeners = [
addEventListener(document, 'click', event => this._onClick(event as MouseEvent), true),
addEventListener(document, 'input', event => this._onInput(event), true),
addEventListener(document, 'keydown', event => this._onKeyDown(event as KeyboardEvent), true),
addEventListener(document, 'keyup', event => this._onKeyUp(event as KeyboardEvent), true),
addEventListener(document, 'mousedown', event => this._onMouseDown(event as MouseEvent), true),
addEventListener(document, 'mouseup', event => this._onMouseUp(event as MouseEvent), true),
addEventListener(document, 'mousemove', event => this._onMouseMove(event as MouseEvent), true),
addEventListener(document, 'mouseleave', event => this._onMouseLeave(event as MouseEvent), true),
addEventListener(document, 'focus', () => this._onFocus(), true),
addEventListener(document, 'scroll', () => {
this._hoveredModel = null;
this._updateHighlight();
}, true),
];
document.documentElement.appendChild(this._outerGlassPaneElement);
document.documentElement.appendChild(this._outerToolbarElement);
}
private _toggleRecording() {
this._toolbar.$('#pw-button-record').classList.toggle('toggled');
this._updateUIState({
...this._state.uiState,
mode: this._toolbar.$('#pw-button-record').classList.contains('toggled') ? 'recording' : 'none',
});
}
private async _updateUIState(uiState: SetUIState) {
window.playwrightRecorderSetUIState(uiState).then(() => this._pollRecorderMode());
}
private async _pollRecorderMode(skipAnimations: boolean = false) {
if (this._pollRecorderModeTimer)
clearTimeout(this._pollRecorderModeTimer);
const state = await window.playwrightRecorderState().catch(e => null);
if (!state) {
this._pollRecorderModeTimer = setTimeout(() => this._pollRecorderMode(), 250);
return;
}
const { canResume, isPaused, uiState } = state;
if (uiState.mode !== this._state.uiState.mode) {
this._state.uiState.mode = uiState.mode;
this._toolbar.$('#pw-button-inspect').classList.toggle('toggled', uiState.mode === 'inspecting');
this._toolbar.$('#pw-button-record').classList.toggle('toggled', uiState.mode === 'recording');
this._toolbar.$('#pw-button-resume').classList.toggle('disabled', uiState.mode === 'recording');
this._clearHighlight();
}
if (isPaused !== this._state.isPaused) {
this._state.isPaused = isPaused;
this._toolbar.$('#pw-button-resume-group').classList.toggle('hidden', false);
this._toolbar.$('#pw-button-resume').classList.toggle('disabled', !isPaused);
}
if (canResume !== this._state.canResume) {
this._state.canResume = canResume;
this._toolbar.$('#pw-button-resume-group').classList.toggle('hidden', !canResume);
}
this._state = state;
this._pollRecorderModeTimer = setTimeout(() => this._pollRecorderMode(), 250);
}
private _clearHighlight() {
this._hoveredModel = null;
this._activeModel = null;
this._updateHighlight();
}
private _actionInProgress(event: Event): boolean {
// If Playwright is performing action for us, bail.
if (this._performingAction)
return true;
// Consume as the first thing.
consumeEvent(event);
return false;
}
private _consumedDueToNoModel(event: Event, model: HighlightModel | null): boolean {
if (model)
return false;
consumeEvent(event);
return true;
}
private _consumedDueWrongTarget(event: Event): boolean {
if (this._activeModel && this._activeModel.elements[0] === this._deepEventTarget(event))
return false;
consumeEvent(event);
return true;
}
private _onClick(event: MouseEvent) {
if (this._state.uiState.mode === 'inspecting' && !this._isInToolbar(event.target as HTMLElement)) {
if (this._hoveredModel)
copy(this._hoveredModel.selector);
}
if (this._shouldIgnoreMouseEvent(event))
return;
if (this._actionInProgress(event))
return;
if (this._consumedDueToNoModel(event, this._hoveredModel))
return;
const checkbox = asCheckbox(this._deepEventTarget(event));
if (checkbox) {
// Interestingly, inputElement.checked is reversed inside this event handler.
this._performAction({
name: checkbox.checked ? 'check' : 'uncheck',
selector: this._hoveredModel!.selector,
signals: [],
});
return;
}
this._performAction({
name: 'click',
selector: this._hoveredModel!.selector,
signals: [],
button: buttonForEvent(event),
modifiers: modifiersForEvent(event),
clickCount: event.detail
});
}
private _isInToolbar(element: Element | undefined | null): boolean {
if (element && element.parentElement && element.parentElement.nodeName.toLowerCase().startsWith('x-pw-'))
return true;
return !!element && element.nodeName.toLowerCase().startsWith('x-pw-');
}
private _shouldIgnoreMouseEvent(event: MouseEvent): boolean {
const target = this._deepEventTarget(event);
if (this._isInToolbar(target))
return true;
if (this._state.uiState.mode === 'none')
return true;
if (this._state.uiState.mode === 'inspecting') {
consumeEvent(event);
return true;
}
const nodeName = target.nodeName;
if (nodeName === 'SELECT')
return true;
if (nodeName === 'INPUT' && ['date'].includes((target as HTMLInputElement).type))
return true;
return false;
}
private _onMouseDown(event: MouseEvent) {
if (this._shouldIgnoreMouseEvent(event))
return;
if (!this._performingAction)
consumeEvent(event);
this._activeModel = this._hoveredModel;
}
private _onMouseUp(event: MouseEvent) {
if (this._shouldIgnoreMouseEvent(event))
return;
if (!this._performingAction)
consumeEvent(event);
}
private _onMouseMove(event: MouseEvent) {
if (this._state.uiState.mode === 'none')
return;
const target = this._deepEventTarget(event);
if (this._isInToolbar(target))
return;
if (this._hoveredElement === target)
return;
this._hoveredElement = target;
// Mouse moved -> mark last action as committed via committing a commit action.
this._commitActionAndUpdateModelForHoveredElement();
}
private _onMouseLeave(event: MouseEvent) {
// Leaving iframe.
if (this._deepEventTarget(event).nodeType === Node.DOCUMENT_NODE) {
this._hoveredElement = null;
this._commitActionAndUpdateModelForHoveredElement();
}
}
private _onFocus() {
const activeElement = this._deepActiveElement(document);
const result = activeElement ? generateSelector(this._injectedScript, activeElement) : null;
this._activeModel = result && result.selector ? result : null;
if ((window as any)._highlightUpdatedForTest)
(window as any)._highlightUpdatedForTest(result ? result.selector : null);
}
private _commitActionAndUpdateModelForHoveredElement() {
if (!this._hoveredElement) {
this._hoveredModel = null;
this._updateHighlight();
return;
}
const hoveredElement = this._hoveredElement;
const { selector, elements } = generateSelector(this._injectedScript, hoveredElement);
if ((this._hoveredModel && this._hoveredModel.selector === selector) || this._hoveredElement !== hoveredElement)
return;
window.playwrightRecorderCommitAction();
this._hoveredModel = selector ? { selector, elements } : null;
this._updateHighlight();
if ((window as any)._highlightUpdatedForTest)
(window as any)._highlightUpdatedForTest(selector);
}
private _updateHighlight() {
const elements = this._hoveredModel ? this._hoveredModel.elements : [];
// Code below should trigger one layout and leave with the
// destroyed layout.
// Destroy the layout
this._tooltipElement.textContent = this._hoveredModel ? this._hoveredModel.selector : '';
this._tooltipElement.style.top = '0';
this._tooltipElement.style.left = '0';
this._tooltipElement.style.display = 'flex';
// Trigger layout.
const boxes = elements.map(e => e.getBoundingClientRect());
const tooltipWidth = this._tooltipElement.offsetWidth;
const tooltipHeight = this._tooltipElement.offsetHeight;
const totalWidth = this._innerGlassPaneElement.offsetWidth;
const totalHeight = this._innerGlassPaneElement.offsetHeight;
// Destroy the layout again.
if (boxes.length) {
const primaryBox = boxes[0];
let anchorLeft = primaryBox.left;
if (anchorLeft + tooltipWidth > totalWidth - 5)
anchorLeft = totalWidth - tooltipWidth - 5;
let anchorTop = primaryBox.bottom + 5;
if (anchorTop + tooltipHeight > totalHeight - 5) {
// If can't fit below, either position above...
if (primaryBox.top > tooltipHeight + 5) {
anchorTop = primaryBox.top - tooltipHeight - 5;
} else {
// Or on top in case of large element
anchorTop = totalHeight - 5 - tooltipHeight;
}
}
this._tooltipElement.style.top = anchorTop + 'px';
this._tooltipElement.style.left = anchorLeft + 'px';
} else {
this._tooltipElement.style.display = 'none';
}
const pool = this._highlightElements;
this._highlightElements = [];
for (const box of boxes) {
const highlightElement = pool.length ? pool.shift()! : this._createHighlightElement();
highlightElement.style.backgroundColor = this._highlightElements.length ? '#f6b26b7f' : '#6fa8dc7f';
highlightElement.style.left = box.x + 'px';
highlightElement.style.top = box.y + 'px';
highlightElement.style.width = box.width + 'px';
highlightElement.style.height = box.height + 'px';
highlightElement.style.display = 'block';
this._highlightElements.push(highlightElement);
}
for (const highlightElement of pool) {
highlightElement.style.display = 'none';
this._highlightElements.push(highlightElement);
}
}
private _createHighlightElement(): HTMLElement {
const highlightElement = html`
<x-pw-highlight style="
position: absolute;
top: 0;
left: 0;
width: 0;
height: 0;
box-sizing: border-box;">
</x-pw-highlight>`;
this._glassPaneShadow.appendChild(highlightElement);
return highlightElement;
}
private _onInput(event: Event) {
if (this._state.uiState.mode !== 'recording')
return true;
const target = this._deepEventTarget(event);
if (['INPUT', 'TEXTAREA'].includes(target.nodeName)) {
const inputElement = target as HTMLInputElement;
const elementType = (inputElement.type || '').toLowerCase();
if (elementType === 'checkbox') {
// Checkbox is handled in click, we can't let input trigger on checkbox - that would mean we dispatched click events while recording.
return;
}
if (elementType === 'file') {
window.playwrightRecorderRecordAction({
name: 'setInputFiles',
selector: this._activeModel!.selector,
signals: [],
files: [...(inputElement.files || [])].map(file => file.name),
});
return;
}
// Non-navigating actions are simply recorded by Playwright.
if (this._consumedDueWrongTarget(event))
return;
window.playwrightRecorderRecordAction({
name: 'fill',
selector: this._activeModel!.selector,
signals: [],
text: inputElement.value,
});
}
if (target.nodeName === 'SELECT') {
const selectElement = target as HTMLSelectElement;
if (this._actionInProgress(event))
return;
this._performAction({
name: 'select',
selector: this._hoveredModel!.selector,
options: [...selectElement.selectedOptions].map(option => option.value),
signals: []
});
}
}
private _shouldGenerateKeyPressFor(event: KeyboardEvent): boolean {
// Backspace, Delete are changing input, will handle it there.
if (['Backspace', 'Delete'].includes(event.key))
return false;
// Ignore the QWERTZ shortcut for creating a at sign on MacOS
if (event.key === '@' && event.code === 'KeyL')
return false;
// Allow and ignore common used shortcut for pasting.
if (navigator.platform.includes('Mac')) {
if (event.key === 'v' && event.metaKey)
return false;
} else {
if (event.key === 'v' && event.ctrlKey)
return false;
if (event.key === 'Insert' && event.shiftKey)
return false;
}
if (['Shift', 'Control', 'Meta', 'Alt'].includes(event.key))
return false;
const hasModifier = event.ctrlKey || event.altKey || event.metaKey;
if (event.key.length === 1 && !hasModifier)
return !!asCheckbox(this._deepEventTarget(event));
return true;
}
private _onKeyDown(event: KeyboardEvent) {
if (this._state.uiState.mode === 'inspecting') {
consumeEvent(event);
return;
}
if (this._state.uiState.mode !== 'recording')
return true;
if (!this._shouldGenerateKeyPressFor(event))
return;
if (this._actionInProgress(event)) {
this._expectProgrammaticKeyUp = true;
return;
}
if (this._consumedDueWrongTarget(event))
return;
// Similarly to click, trigger checkbox on key event, not input.
if (event.key === ' ') {
const checkbox = asCheckbox(this._deepEventTarget(event));
if (checkbox) {
this._performAction({
name: checkbox.checked ? 'uncheck' : 'check',
selector: this._activeModel!.selector,
signals: [],
});
return;
}
}
this._performAction({
name: 'press',
selector: this._activeModel!.selector,
signals: [],
key: event.key,
modifiers: modifiersForEvent(event),
});
}
private _onKeyUp(event: KeyboardEvent) {
if (!this._shouldGenerateKeyPressFor(event))
return;
// Only allow programmatic keyups, ignore user input.
if (!this._expectProgrammaticKeyUp) {
consumeEvent(event);
return;
}
this._expectProgrammaticKeyUp = false;
}
private async _performAction(action: actions.Action) {
this._performingAction = true;
await window.playwrightRecorderPerformAction(action).catch(() => {});
this._performingAction = false;
// Action could have changed DOM, update hovered model selectors.
this._commitActionAndUpdateModelForHoveredElement();
// If that was a keyboard action, it similarly requires new selectors for active model.
this._onFocus();
if ((window as any)._actionPerformedForTest) {
(window as any)._actionPerformedForTest({
hovered: this._hoveredModel ? this._hoveredModel.selector : null,
active: this._activeModel ? this._activeModel.selector : null,
});
}
}
private _deepEventTarget(event: Event): HTMLElement {
return event.composedPath()[0] as HTMLElement;
}
private _deepActiveElement(document: Document): Element | null {
let activeElement = document.activeElement;
while (activeElement && activeElement.shadowRoot && activeElement.shadowRoot.activeElement)
activeElement = activeElement.shadowRoot.activeElement;
return activeElement;
}
}
function modifiersForEvent(event: MouseEvent | KeyboardEvent): number {
return (event.altKey ? 1 : 0) | (event.ctrlKey ? 2 : 0) | (event.metaKey ? 4 : 0) | (event.shiftKey ? 8 : 0);
}
function buttonForEvent(event: MouseEvent): 'left' | 'middle' | 'right' {
switch (event.which) {
case 1: return 'left';
case 2: return 'middle';
case 3: return 'right';
}
return 'left';
}
function consumeEvent(e: Event) {
e.preventDefault();
e.stopPropagation();
e.stopImmediatePropagation();
}
type HighlightModel = {
selector: string;
elements: Element[];
};
function asCheckbox(node: Node | null): HTMLInputElement | null {
if (!node || node.nodeName !== 'INPUT')
return null;
const inputElement = node as HTMLInputElement;
return inputElement.type === 'checkbox' ? inputElement : null;
}
function addEventListener(target: EventTarget, eventName: string, listener: EventListener, useCapture?: boolean): () => void {
target.addEventListener(eventName, listener, useCapture);
const remove = () => {
target.removeEventListener(eventName, listener, useCapture);
};
return remove;
}
function removeEventListeners(listeners: (() => void)[]) {
for (const listener of listeners)
listener();
listeners.splice(0, listeners.length);
}
function copy(text: string) {
const input = html`<textarea style="position: absolute; z-index: -1000;"></textarea>` as any as HTMLInputElement;
input.value = text;
document.body.appendChild(input);
input.select();
document.execCommand('copy');
input.remove();
}
function commonStyles() {
return html`
<style>
* {
box-sizing: border-box;
min-width: 0;
min-height: 0;
}
x-pw-toolbar {
display: flex;
align-items: center;
fill: #333;
flex: none;
}
x-pw-toolbar.vertical {
flex-direction: column;
}
x-pw-button-group {
display: flex;
align-items: center;
background-color: #ffffffe6;
padding: 4px;
border-radius: 22px;
box-shadow: rgba(0, 0, 0, 0.1) 0px 0.25em 0.5em;
margin: 4px 0px;
}
x-pw-toolbar.vertical x-pw-button-group {
flex-direction: column;
}
x-pw-button {
position: relative;
width: 36px;
height: 36px;
background-position: center;
background-repeat: no-repeat;
border-radius: 16px;
cursor: pointer;
outline: none;
display: flex;
align-items: center;
justify-content: center;
}
x-pw-button:hover:not(.disabled) {
background-color: #f2f2f2;
}
x-pw-toolbar.dark x-pw-button {
fill: #ccc;
}
x-pw-toolbar.dark x-pw-button:hover:not(.disabled) {
background-color: inherit;
}
x-pw-toolbar.dark x-pw-button:hover:not(.disabled) {
fill: #eee;
}
x-pw-toolbar.dark x-pw-button:active:not(.disabled) {
fill: #fff;
}
x-pw-icon {
width: 32px;
height: 32px;
}
x-pw-button.toggled {
fill: #468fd2;
}
.record-button {
position: relative;
background: #333;
border-radius: 8px;
width: 16px;
height: 16px;
pointer-events: none;
}
.record-button-glow {
opacity: 0;
background: red;
border-radius: 9px;
width: 18px;
height: 18px;
margin: -1px;
}
x-pw-button.record.toggled .record-button {
background: red;
}
x-pw-button.record.toggled .record-button-glow {
transition: opacity 0.3s;
opacity: 0.7;
}
x-pw-button.disabled {
fill: #777777 !important;
cursor: inherit;
}
.hidden {
display: none;
}
x-pw-button svg {
pointer-events: none;
}
x-pw-icon svg {
transform: scale(0.08);
margin-left: -182px;
margin-top: -182px;
}
</style>`;
}
export default Recorder;