import io,json,zipfile
import pytest
from tests.legacy import LegacyTestClient as TestClient
from app import db,theme_store
from app.main import app

@pytest.fixture
def factory(tmp_path,monkeypatch):
    monkeypatch.setattr(db,'DATA',tmp_path)
    monkeypatch.setattr(db,'DB_FILE',tmp_path/'site.sqlite3')
    monkeypatch.setattr(theme_store,'THEME_ROOT',tmp_path/'theme_packages')
    monkeypatch.setenv('SITEFORGE_ALLOW_LEGACY_DIRECT_DESIGN_WRITE','1')
    monkeypatch.setenv('SITEFORGE_ADMIN_PASSWORD','strong-admin-2026-secret')
    monkeypatch.setenv('SITEFORGE_SESSION_SECRET','longer-test-session-secret-2026-not-for-production')
    with TestClient(app) as c:
        r=c.post('/api/auth/login',json={'username':'admin','password':'strong-admin-2026-secret'})
        assert r.status_code==200,r.text
        c.headers.update({'X-SiteForge-CSRF':c.get('/api/auth/me').json()['csrf']})
        yield c

def site(c,mode='new'):
    r=c.post('/api/sites',json={'name':'Factory Sandbox','mode':mode,'theme':'automotive','domain':'https://test.example'})
    assert r.status_code==201,r.text
    return r.json()['id']

def zip_theme(id='brand-x',version='1.0.0',bad=False):
    from pathlib import Path
    root=Path(__file__).resolve().parent.parent/'themes'/'corporate'
    arr=io.BytesIO()
    with zipfile.ZipFile(arr,'w') as z:
        data=json.loads((root/'manifest.json').read_text());data.update({'id':id,'version':version,'name':'V2 Test Brand'})
        z.writestr('manifest.json',json.dumps(data))
        z.writestr('theme.css','body{background:#f5f5f5}')
        z.writestr('page-presets.json',(root/'page-presets.json').read_bytes())
        if bad:z.writestr('../hack.py','print(1)')
    return arr.getvalue()

def test_install_theme_and_pinned_build(factory):
    sid=site(factory)
    r=factory.post('/api/factory/themes/install',files={'file':('theme.zip',zip_theme(),'application/zip')})
    assert r.status_code==200,r.text
    assert r.json()['id']=='brand-x'
    assert 'brand-x' in [x.get('id',x.get('theme_id')) for x in factory.get('/api/factory/themes').json()]
    update=factory.put(f'/api/factory/sites/{sid}/theme',json={'theme':'brand-x','version':'1.0.0'})
    assert update.status_code==200,update.text
    assert factory.post(f'/api/factory/sites/{sid}/bootstrap').status_code==200
    b=factory.post(f'/api/sites/{sid}/builds',json={})
    assert b.status_code==200,b.text
    info=factory.get(f'/api/sites/{sid}/builds/{b.json()["version"]}/report').json()
    assert info['theme']=='brand-x' and info['theme_version']=='1.0.0'
    file=factory.get(f'/preview/{sid}/{b.json()["version"]}/search/').text
    assert '站内搜索' in file
    assert factory.get(f'/api/factory/sites/{sid}/theme').json()['version']=='1.0.0'

def test_theme_rejects_zip_traversal(factory):
    r=factory.post('/api/factory/themes/install',files={'file':('evil.zip',zip_theme(bad=True),'application/zip')})
    assert r.status_code==400

def test_complete_bootstrap_repeated_safe(factory):
    sid=site(factory)
    r=factory.post(f'/api/factory/sites/{sid}/bootstrap').json()
    assert len(r['created'])>=7 and '/about/' in r['created']
    r2=factory.post(f'/api/factory/sites/{sid}/bootstrap').json()
    assert not r2['created']
    records=factory.get(f'/api/sites/{sid}/entries').json()
    assert all(r['route'] for r in records)
    build=factory.post(f'/api/sites/{sid}/builds',json={}).json()
    html=factory.get(f'/preview/{sid}/{build["version"]}/').text
    assert 'sf-site-head' in html
    assert 'auto-compiled.css' in html or 'factory.css' in html
    assert factory.get(f'/preview/{sid}/{build["version"]}/assets/site-runtime.js').status_code==200

def test_mapping_preview_commit_and_cross_site(factory):
    a=site(factory);b=site(factory)
    rows=[{'车型名称':'A SUV','品牌':'Alpha','原网址':'/legacy/suv-a.html','续航':'400km'},
          {'车型名称':'B SUV','品牌':'Beta','原网址':'/legacy/suv-b.html','续航':'500km'}]
    rules={'title':'车型名称','brand':'品牌','route':'原网址','range':'续航'}
    mapping=factory.post(f'/api/factory/sites/{a}/mapping/run',json={'rows':rows,'rules':rules,'content_type':'vehicle','dry_run':True})
    assert mapping.status_code==200,mapping.text
    assert mapping.json()['mapped']==2
    assert factory.get(f'/api/sites/{b}/entries').json()[0]['route']=='/'
    saved=factory.post(f'/api/factory/sites/{a}/mapping/run',json={'rows':rows,'rules':rules,'content_type':'vehicle','dry_run':False})
    assert saved.status_code==200,saved.text
    assert saved.json()['created']==2
    imported=factory.get(f'/api/sites/{a}/entries').json()
    suv=next(r for r in imported if r['title']=='A SUV')
    assert suv['route']=='/legacy/suv-a.html' and suv['meta']['fields']['brand']=='Alpha'
    assert all(r['title']!='A SUV' for r in factory.get(f'/api/sites/{b}/entries').json())
    again=factory.post(f'/api/factory/sites/{a}/mapping/run',json={'rows':rows,'rules':rules,'content_type':'vehicle','dry_run':False})
    assert again.json()['skipped']==2

def test_migration_readiness_wont_greenwash(factory):
    sid=site(factory,mode='migration')
    r=factory.get(f'/api/factory/sites/{sid}/migration/readiness').json()
    assert not r['can_publish']
    assert any('基线' in x['message'] for x in r['gates'])
    assert any('构建' in x['message'] for x in r['gates'])
    assert factory.post(f'/api/factory/sites/{sid}/mapping/run',json={'rows':[{'name':''}],'rules':{'title':'name'},'dry_run':True}).json()['errors']

def test_editor_supports_responsive_settings(factory):
    sid=site(factory)
    homepage=next(x for x in factory.get(f'/api/sites/{sid}/entries').json() if x['route']=='/')
    blocks=homepage['meta']['blocks'];blocks[0]['style']={'mobile_padding':19,'tablet_padding':34,'hide_mobile':True}
    r=factory.put(f'/api/sites/{sid}/pages/{homepage["id"]}/blueprint',json={'blocks':blocks,'page_template':'home'})
    assert r.status_code==200,r.text
    preview=factory.post(f'/api/sites/{sid}/pages/{homepage["id"]}/editor-preview',json={'blocks':blocks,'page_template':'home'})
    assert preview.status_code==200
    assert 'siteforge-studio-canvas' in preview.text and '--sf-pad:19px' in preview.text
    build=factory.post(f'/api/sites/{sid}/builds',json={}).json()
    css=factory.get(f'/preview/{sid}/{build["version"]}/assets/custom.css').text
    assert '--sf-pad:19px' in css and 'display:none' in css

def test_release_requires_separate_approval(factory,monkeypatch):
    sid=site(factory)
    factory.post(f'/api/factory/sites/{sid}/bootstrap')
    build=factory.post(f'/api/sites/{sid}/builds',json={}).json()
    bid=build['version']
    monkeypatch.setenv('SITEFORGE_REQUIRE_RELEASE_APPROVAL','true')
    monkeypatch.setenv('SITEFORGE_PUBLISH_ROOT',str(db.DATA/'published'))
    fail=factory.post(f'/api/sites/{sid}/builds/{bid}/publish-local')
    assert fail.status_code==409,fail.text
    req=factory.post(f'/api/factory/sites/{sid}/release-requests',json={'build_id':bid})
    # If QA reports a real error we must not silently approve the release.
    if req.status_code==409:
        from app import quality
        issues=quality.report(sid,bid)
        assert issues['errors']>0,issues
        return
    assert req.status_code==200,req.text
    rid=req.json()['id']
    same_user=factory.post(f'/api/factory/sites/{sid}/release-requests/{rid}/review',json={'state':'approved'})
    assert same_user.status_code==403
    user=factory.post('/api/enterprise/team/users',json={'username':'review_v2','password':'very-long-review-password-2026','display_name':'Reviewer'}).json()
    factory.put(f'/api/enterprise/sites/{sid}/members',json={'user_id':user['id'],'role':'reviewer'})
    factory.post('/api/auth/logout')
    assert factory.post('/api/auth/login',json={'username':'review_v2','password':'very-long-review-password-2026'}).status_code==200
    factory.headers.update({'X-SiteForge-CSRF':factory.get('/api/auth/me').json()['csrf']})
    approved=factory.post(f'/api/factory/sites/{sid}/release-requests/{rid}/review',json={'state':'approved'})
    assert approved.status_code==200,approved.text
    # Reviewer cannot run owner's publish action.
    assert factory.post(f'/api/sites/{sid}/builds/{bid}/publish-local').status_code==403
    factory.post('/api/auth/logout')
    factory.post('/api/auth/login',json={'password':'strong-admin-2026-secret'})
    factory.headers.update({'X-SiteForge-CSRF':factory.get('/api/auth/me').json()['csrf']})
    assert factory.post(f'/api/sites/{sid}/builds/{bid}/publish-local').status_code==200

def test_theme_previews_are_rendered_by_trusted_templates(factory):
    for name in ('automotive','industrial','corporate','minimal'):
        result=factory.get(f'/api/factory/themes/{name}/preview')
        assert result.status_code==200,result.text[:500]
        assert 'sf-site-head' in result.text
        assert 'assets/theme.css' not in result.text
        assert 'sf-canvas' in result.text
        assert factory.get(f'/api/factory/themes/{name}/preview.css').status_code==200

def test_theme_page_type_previews(factory):
    for theme in ('automotive','industrial','corporate','minimal'):
        for page_type in ('home','about','product','article','brand','listing','contact','standard','notfound'):
            p=factory.get(f'/api/factory/themes/{theme}/preview',params={'page_type':page_type})
            assert p.status_code==200,(theme,page_type,p.text[:300])
            assert 'text/html' in p.headers['content-type']
    assert factory.get('/api/factory/themes/automotive/preview?page_type=wrong').status_code==400