vendor_group_id = params_kw.get('vendor_group_id', '')

if not vendor_group_id:
    return json.dumps({
        "widgettype": "Error",
        "options": {"title": "错误", "message": "请选择素材组合"}
    })

org_id = (await get_userorgid()) or '0'

result = await rl_list_virtual_assets_client(org_id, vendor_group_id)

if not result.get('success'):
    return json.dumps({
        "widgettype": "Error",
        "options": {"title": "查询失败", "message": result.get('message', '未知错误')}
    })

assets = result.get('assets', [])

if not assets:
    return json.dumps({
        "widgettype": "VBox",
        "options": {"padding": "16px", "gap": "12px"},
        "subwidgets": [
            {
                "widgettype": "Text",
                "options": {"text": "该素材组合下暂无素材，请先上传虚拟人素材。"}
            }
        ]
    })

# Build asset cards
cards = []
for a in assets:
    status = a.get('status', '')
    name = a.get('name', '')
    url = a.get('url', '')
    atype = a.get('asset_type', '')
    create_time = str(a.get('create_time', ''))[:16]
    asset_id = a.get('id', '')
    vendor_asset_id = a.get('vendor_asset_id', '')

    s_lower = status.lower() if status else ''
    if s_lower in ('active', 'available', 'ready'):
        status_icon = "✅"
    elif s_lower in ('processing', 'pending', 'submitted'):
        status_icon = "⏳"
    elif s_lower in ('failed', 'error'):
        status_icon = "❌"
    else:
        status_icon = "📋"

    card_subs = [
        {
            "widgettype": "HBox",
            "options": {"gap": "8px", "alignItems": "center", "marginBottom": "4px"},
            "subwidgets": [
                {"widgettype": "Text", "options": {"text": name or "未命名", "fontWeight": "bold"}},
                {"widgettype": "Text", "options": {"text": f"{status_icon} {status}", "cfontsize": 0.9}}
            ]
        },
        {
            "widgettype": "Text",
            "options": {"text": f"类型: {atype}    创建: {create_time}", "cfontsize": 0.9}
        },
        {
            "widgettype": "Text",
            "options": {"text": f"Asset URI: asset://{vendor_asset_id}", "cfontsize": 0.85}
        }
    ]

    # Media preview
    if url:
        if atype == 'Image':
            card_subs.append({
                "widgettype": "Image",
                "options": {"url": url, "cwidth": 15, "cheight": 10, "objectFit": "cover", "borderRadius": "4px", "marginTop": "8px"}
            })
        elif atype == 'Video':
            card_subs.append({
                "widgettype": "VideoPlayer",
                "options": {"url": url, "cwidth": 20, "cheight": 12, "marginTop": "8px"}
            })
        elif atype == 'Audio':
            card_subs.append({
                "widgettype": "AudioPlayer",
                "options": {"url": url, "marginTop": "8px"}
            })

    # Buttons
    check_url = request.path.rsplit('/', 1)[0] + '/submit_query_status.dspy'
    btn_subs = [
        {
            "widgettype": "Button",
            "options": {"label": "刷新状态"},
            "binds": [{
                "wid": "self", "event": "click",
                "actiontype": "script", "target": "self",
                "script": "(async function(){" \
                    "var url='" + check_url + "?_webbricks_=1&asset_id=" + asset_id + "';" \
                    "var r=await fetch(url);" \
                    "var j=await r.json();" \
                    "await bricks.show_resp_message_or_error({json:async function(){return j}});" \
                "})()"
            }]
        }
    ]
    if url:
        btn_subs.append({
            "widgettype": "Button",
            "options": {"label": "下载"},
            "binds": [{
                "wid": "self", "event": "click",
                "actiontype": "script", "target": "self",
                "script": "window.open('" + url + "', '_blank')"
            }]
        })
    card_subs.append({
        "widgettype": "HBox",
        "options": {"gap": "8px", "marginTop": "8px"},
        "subwidgets": btn_subs
    })

    cards.append({
        "widgettype": "VBox",
        "options": {"css": "card", "padding": "12px", "borderRadius": "8px"},
        "subwidgets": card_subs
    })

result_widget = {
    "widgettype": "VBox",
    "options": {"padding": "16px", "gap": "12px"},
    "subwidgets": [
        {"widgettype": "Text", "options": {"text": f"共 {len(assets)} 个虚拟人素材", "fontWeight": "bold"}},
        {
            "widgettype": "ResponsableBox",
            "options": {"gap": "12px", "minWidth": "300px"},
            "subwidgets": cards
        }
    ]
}

return json.dumps(result_widget, ensure_ascii=False)