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import { Page } from 'playwright';
import { getCalypsoURL } from '../../data-helper';
const selectors = {
// Reader main stream
readerCard: '.reader-post-card',
streamPlaceholder: 'span.reader__placeholder-text',
actionButton: ( action: 'Share' | 'Comment' ) =>
`.reader-post-actions__item:has-text("${ action }")`,
// Post
relatedPostsPlaceholder: '.is-placeholder',
commentTextArea: '.comments__form textarea',
commentSubmitButton: '.comments__form button:text("Send")',
comment: ( commentText: string ) => `div:text( '${ commentText }' )`,
};
/**
* Page representing the Reader Page.
*/
export class ReaderPage {
private page: Page;
/**
* Constructs an instance of the component.
*
* @param {Page} page The underlying page.
*/
constructor( page: Page ) {
this.page = page;
}
/**
* Opens the Reader page.
*
* Example {@link https://wordpress.com/reader}
*/
async visit(): Promise< void > {
await this.page.goto( getCalypsoURL( 'reader' ) );
await this.page.waitForURL( /reader/ );
}
/**
* Visits a post in the Reader.
*
* This method supports either a 1-indexed number or partial or full string matching.
*
* index: 1-indexed value, starting from top of page.
* text: partial or full text matching of text contained in a reader entry. If multiple
* matches are found, the first match is used.
*
* @param param0 Keyed object parameter.
* @param {number} param0.index n-th post to view on the reader page. 1-indexed.
* @param {string} param0.text Text string to match.
* @throws {Error} If neither index or text are specified.
*/
async visitPost( { index, text }: { index?: number; text?: string } = {} ): Promise< void > {
// Wait for main reader stream to populate.
// Use the `last` method to narrow down the locators in case more than 1 placeholders exist.
await this.page.locator( selectors.streamPlaceholder ).last().waitFor( { state: 'hidden' } );
let selector = '';
if ( index ) {
selector = `:nth-match(${ selectors.readerCard }, ${ index })`;
} else if ( text ) {
selector = `${ selectors.readerCard }:has-text("${ text }")`;
} else {
throw new Error( 'Unable to select and visit post - specify one of index or text.' );
}
await Promise.all( [
this.page.waitForURL( /reader\/feeds\/[\d]+\/posts.*/ ),
this.page.click( selector ),
] );
}
/**
* Submits a given string of text as comment on a post.
*
* This method requires that current page is on an article that supports comments.
* Otherwise, this method will throw.
*
* @param {string} comment Text of the comment.
*/
async comment( comment: string ): Promise< void > {
// Wait for related posts card to generate.
await this.page.waitForSelector( selectors.relatedPostsPlaceholder, { state: 'hidden' } );
// Force scroll.
const elementHandle = await this.page.waitForSelector( selectors.commentTextArea );
await this.page.evaluate(
( element: SVGElement | HTMLElement ) => element.scrollIntoView(),
elementHandle
);
await this.page.fill( selectors.commentTextArea, comment );
await Promise.all( [
this.page.waitForResponse(
( response ) => response.status() === 200 && response.url().includes( 'new?' )
),
this.page.click( selectors.commentSubmitButton ),
] );
}
}
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