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page.ts
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page.ts
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import { BrowserContext, ElementHandle, Page } from "playwright";
import { DappeteerBrowser } from "../browser";
import { DappeteerElementHandle } from "../element";
import { DappeteerPage, Response, Unboxed } from "../page";
import { DPlaywrightElementHandle } from "./elements";
export class DPlaywrightPage implements DappeteerPage<Page> {
constructor(
protected page: Page,
protected browserSource: DappeteerBrowser<BrowserContext, Page>
) {}
async screenshot(path: string): Promise<void> {
await this.page.screenshot({
path: path,
fullPage: true,
});
}
async $(selector: string): Promise<DappeteerElementHandle<ElementHandle>> {
return new DPlaywrightElementHandle(
(await this.page.$(selector)) as ElementHandle<HTMLElement>
);
}
$eval<T>(
selector: string,
evalFn: (e: HTMLElement) => T | Promise<T>
): Promise<T> {
return this.page.$eval(selector, evalFn);
}
$$eval<T>(
selector: string,
evalFn: (e: HTMLElement[]) => T[] | Promise<T[]>
): Promise<T[]> {
return this.page.$$eval(selector, evalFn);
}
async $$(selector: string): Promise<DappeteerElementHandle<ElementHandle>[]> {
return (await this.page.$$(selector)).map(
(e) => new DPlaywrightElementHandle(e as ElementHandle<HTMLElement>)
);
}
getSource(): Page {
return this.page;
}
url(): string {
return this.page.url();
}
browser(): DappeteerBrowser<BrowserContext, Page> {
return this.browserSource;
}
bringToFront(): Promise<void> {
return this.page.bringToFront();
}
async goto(url: string, options: {}): Promise<void> {
await this.page.goto(url, options);
}
title(): Promise<string> {
return this.page.title();
}
close(options?: { runBeforeUnload?: boolean }): Promise<void> {
return this.page.close(options);
}
async reload(): Promise<void> {
await this.page.reload({ waitUntil: "networkidle" });
}
setViewport(opts: { height: number; width: number }): Promise<void> {
return this.page.setViewportSize(opts);
}
waitForResponse(
urlOrPredicate: string | ((res: Response) => boolean | Promise<boolean>),
options?: { timeout?: number }
): Promise<Response> {
return this.page.waitForResponse(urlOrPredicate, options);
}
async waitForSelector(
selector: string,
opts?: Partial<{ visible: boolean; timeout: number; hidden: boolean }>
): Promise<DappeteerElementHandle<ElementHandle<HTMLElement>>> {
return new DPlaywrightElementHandle(
(await this.page.waitForSelector(selector, {
timeout: opts?.timeout,
state: opts?.visible ? "visible" : opts?.hidden ? "hidden" : "attached",
})) as ElementHandle<HTMLElement>
);
}
async waitForSelectorIsGone(
selector: string,
opts?: Partial<{ timeout: number }>
): Promise<void> {
await this.page.waitForSelector(selector, {
timeout: opts?.timeout,
state: "hidden",
});
}
waitForXPath(
xpath: string,
opts?: Partial<{ visible: boolean; timeout: number }>
): Promise<DappeteerElementHandle<ElementHandle>> {
return this.waitForSelector(xpath, opts);
}
waitForTimeout(timeout: number): Promise<void> {
return this.page.waitForTimeout(timeout);
}
evaluate<Params, Result>(
evaluateFn: (params?: Params) => Result | string,
params?: Params
): Promise<Result> {
//@ts-expect-error
return this.page.evaluate(evaluateFn, params);
}
async waitForFunction<Args>(
pageFunction: (params?: Unboxed<Args>) => void | string,
params?: Args
): Promise<void> {
await this.page.waitForFunction(pageFunction, {}, params);
}
exposeFunction(
name: string,
callback: Function | { default: Function }
): Promise<void> {
return this.page.exposeFunction(name, <Function>callback);
}
async waitForNavigation(options?: {
timeout: number;
}): Promise<Response | null> {
return this.page.waitForNavigation(options);
}
type(
selector: string,
text: string,
options?: { delay: number }
): Promise<void> {
return this.page.type(selector, text, options);
}
}