286 lines
11 KiB
Python
286 lines
11 KiB
Python
"""
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配置管理API
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"""
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from fastapi import APIRouter, HTTPException
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from api.models.config import ConfigItem, ConfigUpdate
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import sys
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from pathlib import Path
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import logging
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# 添加项目根目录到路径
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project_root = Path(__file__).parent.parent.parent.parent
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sys.path.insert(0, str(project_root))
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sys.path.insert(0, str(project_root / 'backend'))
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sys.path.insert(0, str(project_root / 'trading_system'))
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from database.models import TradingConfig
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logger = logging.getLogger(__name__)
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router = APIRouter()
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@router.get("")
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@router.get("/")
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async def get_all_configs():
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"""获取所有配置"""
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try:
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configs = TradingConfig.get_all()
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result = {}
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for config in configs:
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result[config['config_key']] = {
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'value': TradingConfig._convert_value(
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config['config_value'],
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config['config_type']
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),
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'type': config['config_type'],
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'category': config['category'],
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'description': config['description']
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}
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return result
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except Exception as e:
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raise HTTPException(status_code=500, detail=str(e))
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@router.get("/feasibility-check")
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async def check_config_feasibility():
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"""
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检查配置可行性，基于当前账户余额和杠杆倍数计算可行的配置建议
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"""
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try:
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# 获取账户余额
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try:
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from api.routes.account import get_realtime_account_data
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account_data = await get_realtime_account_data()
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available_balance = account_data.get('available_balance', 0)
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total_balance = account_data.get('total_balance', 0)
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except Exception as e:
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logger.warning(f"获取账户余额失败: {e}，使用默认值")
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available_balance = 0
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total_balance = 0
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if available_balance <= 0:
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return {
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"feasible": False,
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"error": "无法获取账户余额，请检查API配置",
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"suggestions": []
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}
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# 获取当前配置
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min_margin_usdt = TradingConfig.get_value('MIN_MARGIN_USDT', 5.0)
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min_position_percent = TradingConfig.get_value('MIN_POSITION_PERCENT', 0.02)
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max_position_percent = TradingConfig.get_value('MAX_POSITION_PERCENT', 0.08)
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leverage = TradingConfig.get_value('LEVERAGE', 10)
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# 计算最小保证金要求对应的最小仓位价值
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required_position_value = min_margin_usdt * leverage
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required_position_percent = required_position_value / available_balance if available_balance > 0 else 0
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# 检查是否可行
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is_feasible = required_position_percent <= max_position_percent
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suggestions = []
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if not is_feasible:
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# 不可行，给出建议
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# 方案1：降低最小保证金
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suggested_min_margin = (available_balance * max_position_percent) / leverage
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suggestions.append({
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"type": "reduce_min_margin",
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"title": "降低最小保证金",
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"description": f"将 MIN_MARGIN_USDT 调整为 {suggested_min_margin:.2f} USDT（当前: {min_margin_usdt:.2f} USDT）",
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"config_key": "MIN_MARGIN_USDT",
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"suggested_value": round(suggested_min_margin, 2),
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"reason": f"当前配置需要 {required_position_percent*100:.1f}% 的仓位价值，但最大允许 {max_position_percent*100:.1f}%"
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})
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# 方案2：增加账户余额
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required_balance = required_position_value / max_position_percent
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suggestions.append({
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"type": "increase_balance",
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"title": "增加账户余额",
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"description": f"将账户余额增加到至少 {required_balance:.2f} USDT（当前: {available_balance:.2f} USDT）",
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"config_key": None,
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"suggested_value": round(required_balance, 2),
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"reason": f"当前余额不足以满足最小保证金 {min_margin_usdt:.2f} USDT 的要求"
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})
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# 方案3：降低杠杆倍数
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suggested_leverage = int((available_balance * max_position_percent) / min_margin_usdt)
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if suggested_leverage >= 1:
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suggestions.append({
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"type": "reduce_leverage",
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"title": "降低杠杆倍数",
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"description": f"将 LEVERAGE 调整为 {suggested_leverage}x（当前: {leverage}x）",
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"config_key": "LEVERAGE",
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"suggested_value": suggested_leverage,
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"reason": f"降低杠杆可以减少所需仓位价值"
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})
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else:
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# 可行，显示当前配置信息
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actual_min_position_value = available_balance * min_position_percent
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actual_min_margin = actual_min_position_value / leverage if leverage > 0 else actual_min_position_value
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suggestions.append({
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"type": "info",
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"title": "配置可行",
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"description": f"当前配置可以正常下单。最小仓位价值: {actual_min_position_value:.2f} USDT，对应保证金: {actual_min_margin:.2f} USDT",
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"config_key": None,
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"suggested_value": None,
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"reason": None
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})
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return {
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"feasible": is_feasible,
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"account_balance": available_balance,
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"leverage": leverage,
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"current_config": {
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"min_margin_usdt": min_margin_usdt,
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"min_position_percent": min_position_percent,
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"max_position_percent": max_position_percent
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},
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"calculated_values": {
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"required_position_value": required_position_value,
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"required_position_percent": required_position_percent * 100,
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"max_allowed_position_percent": max_position_percent * 100
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},
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"suggestions": suggestions
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}
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except Exception as e:
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logger.error(f"检查配置可行性失败: {e}", exc_info=True)
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raise HTTPException(status_code=500, detail=f"检查配置可行性失败: {str(e)}")
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@router.get("/{key}")
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async def get_config(key: str):
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"""获取单个配置"""
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try:
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config = TradingConfig.get(key)
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if not config:
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raise HTTPException(status_code=404, detail="Config not found")
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return {
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'key': config['config_key'],
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'value': TradingConfig._convert_value(
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config['config_value'],
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config['config_type']
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),
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'type': config['config_type'],
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'category': config['category'],
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'description': config['description']
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}
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except HTTPException:
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raise
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except Exception as e:
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raise HTTPException(status_code=500, detail=str(e))
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@router.put("/{key}")
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async def update_config(key: str, item: ConfigUpdate):
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"""更新配置"""
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try:
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# 获取现有配置以确定类型和分类
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existing = TradingConfig.get(key)
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if not existing:
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raise HTTPException(status_code=404, detail="Config not found")
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config_type = item.type or existing['config_type']
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category = item.category or existing['category']
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description = item.description or existing['description']
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# 验证配置值
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if config_type == 'number':
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try:
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float(item.value)
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except (ValueError, TypeError):
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raise HTTPException(status_code=400, detail=f"Invalid number value for {key}")
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elif config_type == 'boolean':
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if not isinstance(item.value, bool):
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# 尝试转换
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if isinstance(item.value, str):
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item.value = item.value.lower() in ('true', '1', 'yes', 'on')
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else:
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item.value = bool(item.value)
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# 特殊验证：百分比配置应该在0-1之间
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if 'PERCENT' in key and config_type == 'number':
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if not (0 <= float(item.value) <= 1):
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raise HTTPException(
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status_code=400,
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detail=f"{key} must be between 0 and 1 (0% to 100%)"
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)
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# 更新配置
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TradingConfig.set(key, item.value, config_type, category, description)
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# 清除配置缓存，确保立即生效
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try:
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from config_manager import ConfigManager
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# 如果存在全局配置管理器实例，清除其缓存
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import config_manager
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if hasattr(config_manager, '_config_manager') and config_manager._config_manager:
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config_manager._config_manager.reload()
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except Exception as e:
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logger.debug(f"清除配置缓存失败: {e}")
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return {
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"message": "配置已更新",
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"key": key,
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"value": item.value,
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"note": "交易系统将在下次扫描时自动使用新配置"
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}
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except HTTPException:
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raise
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except Exception as e:
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raise HTTPException(status_code=500, detail=str(e))
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@router.post("/batch")
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async def update_configs_batch(configs: list[ConfigItem]):
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"""批量更新配置"""
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try:
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updated_count = 0
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errors = []
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for item in configs:
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try:
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# 验证配置值
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if item.type == 'number':
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try:
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float(item.value)
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except (ValueError, TypeError):
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errors.append(f"{item.key}: Invalid number value")
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continue
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# 特殊验证：百分比配置
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if 'PERCENT' in item.key and item.type == 'number':
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if not (0 <= float(item.value) <= 1):
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errors.append(f"{item.key}: Must be between 0 and 1")
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continue
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TradingConfig.set(
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item.key,
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item.value,
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item.type,
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item.category,
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item.description
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)
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updated_count += 1
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except Exception as e:
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errors.append(f"{item.key}: {str(e)}")
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if errors:
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return {
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"message": f"部分配置更新成功: {updated_count}/{len(configs)}",
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"updated": updated_count,
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"errors": errors,
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"note": "交易系统将在下次扫描时自动使用新配置"
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}
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return {
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"message": f"成功更新 {updated_count} 个配置",
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"updated": updated_count,
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"note": "交易系统将在下次扫描时自动使用新配置"
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}
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except Exception as e:
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raise HTTPException(status_code=500, detail=str(e))
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