"""返回 dashboard 动态 UI 描述（含实时数据）"""
from datetime import date, datetime, timedelta

db = DBPools()
today = date.today().isoformat()
now = datetime.now()
five_min_ago = (now - timedelta(minutes=5)).strftime('%Y-%m-%d %H:%M:%S')

# 今日用量
async with db.sqlorContext('sage') as sor:
    usage = await sor.sqlExe(
        "SELECT COUNT(*) as cnt, COALESCE(SUM(amount), 0) as total_amount FROM llmusage WHERE use_date = ${today}$",
        {'today': today}
    )
    cnt = int(usage[0]['cnt']) if usage else 0
    total_amount = float(usage[0]['total_amount']) if usage else 0.0

# 总用户数
async with db.sqlorContext('sage') as sor:
    users = await sor.sqlExe("SELECT COUNT(*) as total_users FROM users", {})
    total_users = int(users[0]['total_users']) if users else 0

# 并发用户
async with db.sqlorContext('sage') as sor:
    conc = await sor.sqlExe(
        "SELECT COUNT(DISTINCT userid) as concurrent_users FROM llmusage WHERE use_date = ${today}$ AND use_time >= ${five_min_ago}$",
        {'today': today, 'five_min_ago': five_min_ago}
    )
    concurrent_users = int(conc[0]['concurrent_users']) if conc else 0

# ChartBar data_url — 用相对路径，bricks 会基于当前上下文解析
chart_data_url = 'api/get_top_models.dspy'

return {
    "widgettype": "VBox",
    "options": {"width": "100%"},
    "subwidgets": [
        {
            "widgettype": "ResponsableBox",
            "options": {"gap": "16px", "minWidth": "250px"},
            "subwidgets": [
                {
                    "widgettype": "VBox",
                    "id": "card_today_cnt",
                    "options": {"bgcolor": "#FFFFFF", "padding": "24px", "borderRadius": "8px", "flex": "1", "minHeight": "120px", "boxShadow": "0 2px 8px rgba(0,0,0,0.1)"},
                    "subwidgets": [
                        {"widgettype": "Text", "options": {"text": "今日调用笔数", "fontSize": "14px", "color": "#888", "marginBottom": "8px"}},
                        {"widgettype": "Text", "id": "today_cnt_value", "options": {"text": str(cnt), "fontSize": "32px", "fontWeight": "bold", "color": "#1890ff"}}
                    ]
                },
                {
                    "widgettype": "VBox",
                    "id": "card_today_amount",
                    "options": {"bgcolor": "#FFFFFF", "padding": "24px", "borderRadius": "8px", "flex": "1", "minHeight": "120px", "boxShadow": "0 2px 8px rgba(0,0,0,0.1)"},
                    "subwidgets": [
                        {"widgettype": "Text", "options": {"text": "今日交易金额", "fontSize": "14px", "color": "#888", "marginBottom": "8px"}},
                        {"widgettype": "Text", "id": "today_amount_value", "options": {"text": f"\u00a5{total_amount:.2f}", "fontSize": "32px", "fontWeight": "bold", "color": "#52c41a"}}
                    ]
                },
                {
                    "widgettype": "VBox",
                    "id": "card_total_users",
                    "options": {"bgcolor": "#FFFFFF", "padding": "24px", "borderRadius": "8px", "flex": "1", "minHeight": "120px", "boxShadow": "0 2px 8px rgba(0,0,0,0.1)"},
                    "subwidgets": [
                        {"widgettype": "Text", "options": {"text": "用户总数", "fontSize": "14px", "color": "#888", "marginBottom": "8px"}},
                        {"widgettype": "Text", "id": "total_users_value", "options": {"text": str(total_users), "fontSize": "32px", "fontWeight": "bold", "color": "#722ed1"}}
                    ]
                },
                {
                    "widgettype": "VBox",
                    "id": "card_concurrent_users",
                    "options": {"bgcolor": "#FFFFFF", "padding": "24px", "borderRadius": "8px", "flex": "1", "minHeight": "120px", "boxShadow": "0 2px 8px rgba(0,0,0,0.1)"},
                    "subwidgets": [
                        {"widgettype": "Text", "options": {"text": "当前并发用户", "fontSize": "14px", "color": "#888", "marginBottom": "8px"}},
                        {"widgettype": "Text", "id": "concurrent_users_value", "options": {"text": str(concurrent_users), "fontSize": "32px", "fontWeight": "bold", "color": "#fa8c16"}}
                    ]
                }
            ]
        },
        {
            "widgettype": "VBox",
            "id": "chart_section",
            "options": {"bgcolor": "#FFFFFF", "padding": "24px", "borderRadius": "8px", "marginTop": "20px", "minHeight": "350px", "boxShadow": "0 2px 8px rgba(0,0,0,0.1)"},
            "subwidgets": [
                {"widgettype": "Text", "options": {"text": "Top 3 模型（今日）", "fontSize": "18px", "fontWeight": "bold", "color": "#333", "marginBottom": "16px"}},
                {
                    "widgettype": "ChartBar",
                    "id": "top_models_chart",
                    "options": {
                        "height": "300px",
                        "width": "100%",
                        "data_url": chart_data_url,
                        "nameField": "model_name",
                        "valueFields": ["cnt", "total_amount"]
                    }
                }
            ]
        }
    ]
}