import { strict as assert } from "node:assert";

/**
 * Fills out a create or update review form
 * @param {Object} page the page object which contains the create or update form
 * @param {Object} review review data to input into the form
 */
export async function setReviewForm(page, review) {
	// Set text fields
	await page.$eval("#mealName", (el, value) => (el.value = value), review.mealName);
	await page.$eval("#comments", (el, value) => (el.value = value), review.comments);
	await page.$eval("#restaurant", (el, value) => (el.value = value), review.restaurant);

	// Get all tag elements and click them to delete them
	let tag_items = await page.$$(".tag");
	if (tag_items !== null) {
		for (let i = 0; i < tag_items.length; i++) {
			await tag_items[i].click();
		}
	}

	// Get the button needed to add new tags
	let tag_btn = await page.$("#tag-add-btn");
	for (let i = 0; i < review.tags.length; i++) {
		await page.$eval("#tag-form", (el, value) => (el.value = value), review.tags[i]);
		await tag_btn.click();
	}

	// Select a new rating
	let rating_select = await page.$(`#s${review.rating}-select`);
	await rating_select.click({ delay: 100 });
}

/**
 * Tests a page or shadowDOM for correct element text or src values
 * @param {Object} root page or shodowDOM to test
 * @param {string} prefix prefix character for element IDs
 * @param {Object} expected values for each element
 */
export async function checkCorrectness(root, prefix, expected) {
	// Get the review image and check src
	let img = await root.$(`#${prefix}-meal-img`);
	let imgSrc = await img.getProperty("src");
	// Check src
	assert.strictEqual(await imgSrc.jsonValue(), expected.imgSrc);

	// Get the title, comment, and restaurant
	let title = await root.$(`#${prefix}-meal-name`);
	let title_text = await title.getProperty("innerText");
	let comment = await root.$(`#${prefix}-comments`);
	let comment_text = await comment.getProperty("innerText");
	let restaurant = await root.$(`#${prefix}-restaurant`);
	let restaurant_text = await restaurant.getProperty("innerText");

	// Check title, comment, and restaurant
	assert.strictEqual(await title_text.jsonValue(), expected.mealName);
	assert.strictEqual(await comment_text.jsonValue(), expected.comments);
	assert.strictEqual(await restaurant_text.jsonValue(), expected.restaurant);

	// Check tags
	let tags = await root.$$(`.${prefix}-tag`);
	assert.strictEqual(await tags.length, expected.tags.length);
	for (let i = 0; i < expected.tags.length; i++) {
		let tag_text = await tags[i].getProperty("innerText");
		assert.strictEqual(await tag_text.jsonValue(), expected.tags[i]);
	}

	// Check stars
	let stars = await root.$(`#${prefix}-rating`);
	let stars_src = await stars.getProperty("src");
	assert.strictEqual(await stars_src.jsonValue(), expected.rating);
}