// @ts-check
// Tests: V1–V4 — form validation and input constraints
const { test, expect } = require('@playwright/test');
const path = require('path');

const TEST_PHOTO = path.join(__dirname, '../fixtures/test-photo.jpg');
const TEST_NONIMAGE = path.join(__dirname, '../fixtures/test-nonimage.txt');

// ── V1: Missing title ─────────────────────────────────────────────────────────
test('V1: submit without title shows a validation error or stays on /post', async ({ page }) => {
    await page.goto('/post');
    // Leave title empty, fill only content
    await page.fill('textarea[name="data[content]"]', 'Content without a title.');
    await page.locator('.btn-post').evaluate(el => el.click());

    // Grav either shows an error message OR re-renders the form (stays on /post).
    // Either outcome is acceptable — what should NOT happen is a success message.
    await page.waitForTimeout(2_000);
    const bodyText = await page.locator('body').textContent();
    expect(bodyText).not.toContain('Entry posted successfully');
});

// ── V2: Missing content ───────────────────────────────────────────────────────
test('V2: submit without content shows a validation error or stays on /post', async ({ page }) => {
    await page.goto('/post');
    await page.fill('input[name="data[title]"]', 'V2 title no content');
    // Leave content (textarea) empty
    await page.locator('.btn-post').evaluate(el => el.click());

    await page.waitForTimeout(2_000);
    const bodyText = await page.locator('body').textContent();
    expect(bodyText).not.toContain('Entry posted successfully');
});

// ── V3: Photo limit (max 4) ───────────────────────────────────────────────────
test('V3: filepond rejects a 5th photo when limit is 4', async ({ page }) => {
    await page.goto('/post');

    // Upload 4 photos (all the same fixture — we just need 4 items)
    const fourPhotos = [TEST_PHOTO, TEST_PHOTO, TEST_PHOTO, TEST_PHOTO];
    await page.locator('input.filepond--browser').setInputFiles(fourPhotos);

    // Wait for all 4 items to appear
    await page.waitForFunction(() =>
        document.querySelectorAll('.filepond--item').length === 4,
        { timeout: 10_000 }
    );

    // Attempt a 5th — filepond should ignore it once the limit is reached
    await page.locator('input.filepond--browser').setInputFiles([TEST_PHOTO]);
    await page.waitForTimeout(500);

    const itemCount = await page.locator('.filepond--item').count();
    expect(itemCount).toBe(4);
});

// ── V4: Non-image file rejected ───────────────────────────────────────────────
test('V4: filepond rejects non-image files', async ({ page }) => {
    await page.goto('/post');

    await page.locator('input.filepond--browser').setInputFiles(TEST_NONIMAGE);
    await page.waitForTimeout(1_000);

    const items = page.locator('.filepond--item');
    const count = await items.count();

    if (count > 0) {
        // If filepond added it, it must show an error state — not processing-complete
        const state = await items.first().getAttribute('data-filepond-item-state');
        expect(state).not.toBe('processing-complete');
    } else {
        // Silently rejected before adding — also a pass
        expect(count).toBe(0);
    }
});