"""V8.34 easy Banner/card presentation settings, validation and build parity."""
from pathlib import Path
from bs4 import BeautifulSoup
import pytest
from app import blueprints
from test_factory_v2 import factory, site

ROOT=Path(__file__).resolve().parents[1]


def test_banner_three_predefined_layouts_and_image_fit():
    for variant in ('split','image-first','centered'):
        block=blueprints.new_block('hero',{'title':'出口车型','image':'/assets/car.png',
                                           'layout_variant':variant,'image_fit':'contain'})
        markup=blueprints.render_blocks([block],{'name':'Demo'},{'route':'/','type':'home'},[])
        soup=BeautifulSoup(markup,'html.parser')
        assert soup.select_one(f'.sf-hero-layout-{variant}.sf-fit-contain')
        assert soup.select_one('.sf-hero-img img').get('loading')=='eager'
        assert soup.select_one('.sf-hero-img img').get('fetchpriority')=='high'


def test_collection_three_card_modes_and_product_photo_fit():
    entries=[{'route':'/products/one/','title':'HDPE 管材','summary':'专业产品',
              'type':'product','cover':'/media/hdpe.webp','meta_json':'{}'}]
    for kind in ('standard','compact','showcase'):
        block=blueprints.new_block('collection',{'card_style':kind,'image_fit':'contain'})
        html=blueprints.render_blocks([block],{}, {'route':'/','type':'home'},entries)
        assert f'sf-card-style-{kind} sf-fit-contain' in html
        assert 'data-sf-filterable="false"' in html
        assert 'hdpe.webp' in html


@pytest.mark.parametrize('typ,key,value',[
    ('hero','layout_variant','<script>alert(1)</script>'),
    ('hero','image_fit','calc(100vw)'),
    ('collection','card_style','custom'),
    ('collection','image_fit','url(javascript:1)'),
])
def test_invalid_presentation_options_blocked(typ,key,value):
    with pytest.raises(ValueError,match='不支持的区块展示选项'):
        blueprints.validate_blocks([blueprints.new_block(typ,{key:value})])


def test_legacy_blocks_preserve_default_appearance():
    old_hero={'id':'hero-legacy-123','type':'hero','title':'旧首页','image':''}
    old_list={'id':'cards-legacy-123','type':'collection','title':'旧列表','source':'product','limit':6,'columns':3}
    markup=blueprints.render_blocks([old_hero,old_list],{}, {'route':'/','type':'home'},[])
    assert 'sf-hero-layout-split' not in markup
    assert 'sf-card-style-standard' not in markup
    assert 'sf-fit-cover' not in markup
    assert 'sf-section sf-collection' in markup


def test_studio_uses_plain_language_and_shared_presentation():
    script=(ROOT/'app/static/editor.js').read_text()
    stylesheet=(ROOT/'app/static/blocks.css').read_text()
    for phrase in ('Banner 排版','文字左侧 · 图片右侧','图片左侧 · 文字右侧','图片优先 · 大图展示','完整显示（不裁切）'):
        assert phrase in script
    assert 'sf-hero-layout-image-first' in stylesheet
    assert 'sf-card-style-showcase' in stylesheet
    assert 'sf-fit-contain .sf-item-img img' in stylesheet


def test_real_preview_and_build_use_same_variants(factory):
    sid=site(factory)
    pages=factory.get(f'/api/sites/{sid}/entries').json()
    home=next(x for x in pages if x['route']=='/')
    blocks=[blueprints.new_block('hero',{'title':'产品供应','layout_variant':'image-first','image_fit':'contain'}),
            blueprints.new_block('collection',{'title':'最新产品','card_style':'showcase','image_fit':'contain'})]
    saved=factory.put(f'/api/sites/{sid}/pages/{home["id"]}/blueprint',json={'blocks':blocks,'page_template':'home'})
    assert saved.status_code==200,saved.text
    built=factory.post(f'/api/sites/{sid}/builds',json={})
    assert built.status_code==200,built.text
    version=built.json()['version']
    built_html=factory.get(f'/preview/{sid}/{version}/').text
    assert 'sf-hero-layout-image-first sf-fit-contain' in built_html
    assert 'sf-card-style-showcase sf-fit-contain' in built_html
    css=factory.get(f'/preview/{sid}/{version}/assets/blocks.css')
    assert css.status_code==200
    assert 'sf-card-style-showcase' in css.text
    assert not factory.get(f'/api/sites/{sid}/builds/{version}/report').json()['errors']