import { describe, it, afterEach, expect, $, click, type, sleep, closeAll, csrf } from './runner.js';

describe('Editor: Empty Title Prevention', () => {
    afterEach(() => closeAll());

    it('save with empty title does nothing', async () => {
        const countBefore = (await fetch('api/cards').then(r => r.json())).length;
        click('#add-btn');
        await sleep(200);
        // Leave title empty, type body
        const body = $('#editor-body');
        body.value = 'body without title';
        body.dispatchEvent(new Event('input', { bubbles: true }));
        await sleep(50);

        click('#modal-save-close');
        await sleep(300);

        // Modal should still be open (save blocked)
        // OR card count unchanged
        const countAfter = (await fetch('api/cards').then(r => r.json())).length;
        expect(countAfter).toBe(countBefore);
    });

    it('save with whitespace-only title does nothing', async () => {
        const countBefore = (await fetch('api/cards').then(r => r.json())).length;
        click('#add-btn');
        await sleep(200);
        type('#inp-title', '   ');
        click('#modal-save-close');
        await sleep(300);

        const countAfter = (await fetch('api/cards').then(r => r.json())).length;
        expect(countAfter).toBe(countBefore);
    });
});

describe('Editor: Ctrl+S Save', () => {
    afterEach(() => closeAll());

    it('Ctrl+S saves card', async () => {
        click('#add-btn');
        await sleep(200);
        type('#inp-title', '__test_ctrl_s__');
        const body = $('#editor-body');
        body.value = 'saved with ctrl+s';
        body.dispatchEvent(new Event('input', { bubbles: true }));
        await sleep(50);

        // Ctrl+S (save only, don't close)
        document.dispatchEvent(new KeyboardEvent('keydown', { key: 's', ctrlKey: true, bubbles: true }));
        await sleep(300);

        const cards = await fetch('api/cards').then(r => r.json());
        expect(cards.some(c => c.title === '__test_ctrl_s__')).toBe(true);
    });
});

describe('Editor: Tab from Title to Body', () => {
    afterEach(() => closeAll());

    it('Tab moves focus from title to body', async () => {
        click('#add-btn');
        await sleep(200);
        expect(document.activeElement).toBe($('#inp-title'));

        // Simulate Tab keydown
        $('#inp-title').dispatchEvent(new KeyboardEvent('keydown', { key: 'Tab', bubbles: true }));
        await sleep(100);
        expect(document.activeElement).toBe($('#editor-body'));
    });
});

describe('Editor: Update Existing Card', () => {
    afterEach(() => closeAll());

    it('editing card updates title and body', async () => {
        const res = await fetch('api/cards', {
            method: 'POST', headers: { 'Content-Type': 'application/json', 'X-CSRF-Token': csrf() },
            body: JSON.stringify({ title: '__test_edit_update__', body: 'original', color: '#38bdf8' }),
        }).then(r => r.json());
        await window._reloadAll?.();
        await sleep(200);

        // Open editor via context menu
        const cardEl = document.querySelector(`[data-id="${res.id}"]`);
        if (!cardEl) return;
        cardEl.dispatchEvent(new MouseEvent('contextmenu', { bubbles: true, clientX: 100, clientY: 100 }));
        await sleep(150);
        click(document.querySelector('#ctx-items [data-action="edit"]'));
        await sleep(300);

        // Change title and body
        type('#inp-title', '__test_edit_changed__');
        const body = $('#editor-body');
        body.value = 'changed body';
        body.dispatchEvent(new Event('input', { bubbles: true }));
        await sleep(50);

        click('#modal-save-close');
        await sleep(400);

        const updated = await fetch(`api/cards?ids=${res.id}`).then(r => r.json());
        const card = updated.find(c => c.id == res.id);
        expect(card.title).toBe('__test_edit_changed__');
        expect(card.body).toContain('changed body');
    });
});