'use strict';

const fs = require('fs');
const path = require('path');
const { test, expect } = require('@playwright/test');
const {
	acceptDialogs,
	createDesktopNote,
	ensureMobileFoldersScreen,
	login,
	logout,
	openMobileFolder,
	setNoteBody,
	setNoteTitle,
	waitForSaved,
} = require('./helpers');

const TEST_IMAGE = path.resolve(__dirname, '..', 'public', 'icon-192.png');

test.describe('Uploads', () => {
	test('mobile single image upload inserts uploaded image and emits request', async ({ page }, testInfo) => {
		test.skip(testInfo.project.name !== 'mobile');
		acceptDialogs(page);

		const consoleMessages = [];
		const pageErrors = [];
		const uploadRequests = [];
		page.on('console', msg => consoleMessages.push(`${msg.type()}: ${msg.text()}`));
		page.on('pageerror', error => pageErrors.push(error.message));
		page.on('request', request => {
			if (request.url().includes('/fragments/upload')) uploadRequests.push(request.url());
		});

		await login(page);
		await expect(page.locator('#mobile-folders-body')).toContainText('All Notes', { timeout: 15000 });
		await ensureMobileFoldersScreen(page);
		await openMobileFolder(page, 'All Notes');
		await page.locator('#mobile-notes-screen .mobile-header-btn[title="New note"]').click();
		await expect(page.locator('#mobile-editor-screen.mobile-screen-active')).toBeVisible();
		await page.locator('#mobile-preview-toggle').click();
		await expect(page.locator('#mobile-editor-body #note-preview')).toBeVisible();

		const uploadInput = page.locator('#mobile-editor-body #file-upload');
		await expect(uploadInput).toHaveCount(1);
		await uploadInput.setInputFiles(TEST_IMAGE);

		await expect.poll(() => uploadRequests.length, { timeout: 15000 }).toBeGreaterThan(0);
		await expect(page.locator('#mobile-editor-body #note-preview img.preview-img')).toHaveCount(1, { timeout: 15000 });
		expect(pageErrors, `page errors: ${pageErrors.join('\n')}`).toEqual([]);
		expect(consoleMessages.filter(msg => /error|ReferenceError|TypeError/i.test(msg)), `console messages: ${consoleMessages.join('\n')}`).toEqual([]);

		await logout(page);
	});

	test('mobile multi-image upload preserves sequence and note title', async ({ page }, testInfo) => {
		test.skip(testInfo.project.name !== 'mobile');
		acceptDialogs(page);

		const uploadRequests = [];
		page.on('request', request => {
			if (request.url().includes('/fragments/upload')) uploadRequests.push(request.url());
		});

		await login(page);
		await expect(page.locator('#mobile-folders-body')).toContainText('All Notes', { timeout: 15000 });
		await ensureMobileFoldersScreen(page);
		await openMobileFolder(page, 'All Notes');
		await page.locator('#mobile-notes-screen .mobile-header-btn[title="New note"]').click();
		await expect(page.locator('#mobile-editor-screen.mobile-screen-active')).toBeVisible();

		await page.locator('#mobile-md-toggle').click();
		await setNoteBody(page, 'Anchor line');
		await waitForSaved(page);

		await page.locator('#mobile-preview-toggle').click();
		await expect(page.locator('#mobile-editor-body #note-preview')).toBeVisible();

		const imageBuffer = fs.readFileSync(TEST_IMAGE);
		await page.locator('#mobile-editor-body #file-upload').setInputFiles([
			{ name: 'first-image.png', mimeType: 'image/png', buffer: imageBuffer },
			{ name: 'second-image.png', mimeType: 'image/png', buffer: imageBuffer },
		]);

		await expect.poll(() => uploadRequests.length, { timeout: 15000 }).toBe(2);
		await expect(page.locator('#mobile-editor-body #note-preview img.preview-img')).toHaveCount(2, { timeout: 15000 });
		await expect.poll(async () => page.locator('#mobile-editor-body #note-preview img.preview-img').evaluateAll(nodes => nodes.map(node => node.getAttribute('alt'))), { timeout: 15000 }).toEqual(['first-image.png', 'second-image.png']);
		await expect(page.locator('#mobile-editor-body .editor-title-hidden')).toHaveValue('Anchor line');

		await logout(page);
	});

	test('mobile image-only upload does not promote filename to note title', async ({ page }, testInfo) => {
		test.skip(testInfo.project.name !== 'mobile');
		acceptDialogs(page);

		await login(page);
		await expect(page.locator('#mobile-folders-body')).toContainText('All Notes', { timeout: 15000 });
		await ensureMobileFoldersScreen(page);
		await openMobileFolder(page, 'All Notes');
		await page.locator('#mobile-notes-screen .mobile-header-btn[title="New note"]').click();
		await expect(page.locator('#mobile-editor-screen.mobile-screen-active')).toBeVisible();
		await page.locator('#mobile-preview-toggle').click();
		await expect(page.locator('#mobile-editor-body #note-preview')).toBeVisible();

		await page.locator('#mobile-editor-body #file-upload').setInputFiles(TEST_IMAGE);

		await expect(page.locator('#mobile-editor-body #note-preview img.preview-img')).toHaveCount(1, { timeout: 15000 });
		await expect(page.locator('#mobile-editor-body .editor-title-hidden')).toHaveValue('Untitled note', { timeout: 15000 });

		await logout(page);
	});

	test('mobile multi-image upload on blank note shows both images', async ({ page }, testInfo) => {
		test.skip(testInfo.project.name !== 'mobile');
		acceptDialogs(page);

		await login(page);
		await expect(page.locator('#mobile-folders-body')).toContainText('All Notes', { timeout: 15000 });
		await ensureMobileFoldersScreen(page);
		await openMobileFolder(page, 'All Notes');
		await page.locator('#mobile-notes-screen .mobile-header-btn[title="New note"]').click();
		await expect(page.locator('#mobile-editor-screen.mobile-screen-active')).toBeVisible();
		await page.locator('#mobile-preview-toggle').click();
		await expect(page.locator('#mobile-editor-body #note-preview')).toBeVisible();

		const imageBuffer = fs.readFileSync(TEST_IMAGE);
		await page.locator('#mobile-editor-body #file-upload').setInputFiles([
			{ name: 'blank-first.png', mimeType: 'image/png', buffer: imageBuffer },
			{ name: 'blank-second.png', mimeType: 'image/png', buffer: imageBuffer },
		]);

		await expect(page.locator('#mobile-editor-body #note-preview img.preview-img')).toHaveCount(2, { timeout: 15000 });
		await expect.poll(async () => page.locator('#mobile-editor-body #note-preview img.preview-img').evaluateAll(nodes => nodes.map(node => node.getAttribute('alt'))), { timeout: 15000 }).toEqual(['blank-first.png', 'blank-second.png']);
		await expect(page.locator('#mobile-editor-body .editor-title-hidden')).toHaveValue('Untitled note', { timeout: 15000 });

		await logout(page);
	});

	test('desktop preview-mode multi-image upload after existing text keeps both images in order', async ({ page }, testInfo) => {
		test.skip(testInfo.project.name !== 'desktop');
		acceptDialogs(page);

		await login(page);
		await page.locator('.nav-folder-title', { hasText: 'All Notes' }).first().click();
		await createDesktopNote(page, 'All Notes');
		await page.locator('#editor-panel #markdown-toggle').click();
		await setNoteBody(page, 'Desktop anchor line');
		await page.waitForTimeout(2500);
		await page.locator('#editor-panel #preview-toggle').click();
		await expect(page.locator('#editor-panel #note-preview')).toBeVisible();

		const imageBuffer = fs.readFileSync(TEST_IMAGE);
		await page.locator('#editor-panel #file-upload').setInputFiles([
			{ name: 'desktop-existing-first.png', mimeType: 'image/png', buffer: imageBuffer },
			{ name: 'desktop-existing-second.png', mimeType: 'image/png', buffer: imageBuffer },
		]);

		await expect(page.locator('#editor-panel #note-preview img.preview-img')).toHaveCount(2, { timeout: 15000 });
		await expect.poll(async () => page.locator('#editor-panel #note-preview img.preview-img').evaluateAll(nodes => nodes.map(node => node.getAttribute('alt'))), { timeout: 15000 }).toEqual(['desktop-existing-first.png', 'desktop-existing-second.png']);
		await expect(page.locator('#editor-panel .editor-title-hidden')).toHaveValue('Desktop anchor line');

		await logout(page);
	});
});