"""
配置管理API
"""
from fastapi import APIRouter, HTTPException
from api.models.config import ConfigItem, ConfigUpdate
import sys
from pathlib import Path

# 添加项目根目录到路径
project_root = Path(__file__).parent.parent.parent.parent
sys.path.insert(0, str(project_root))
sys.path.insert(0, str(project_root / 'backend'))

from database.models import TradingConfig

router = APIRouter()


@router.get("/")
async def get_all_configs():
    """获取所有配置"""
    try:
        configs = TradingConfig.get_all()
        result = {}
        for config in configs:
            result[config['config_key']] = {
                'value': TradingConfig._convert_value(
                    config['config_value'], 
                    config['config_type']
                ),
                'type': config['config_type'],
                'category': config['category'],
                'description': config['description']
            }
        return result
    except Exception as e:
        raise HTTPException(status_code=500, detail=str(e))


@router.get("/{key}")
async def get_config(key: str):
    """获取单个配置"""
    try:
        config = TradingConfig.get(key)
        if not config:
            raise HTTPException(status_code=404, detail="Config not found")
        
        return {
            'key': config['config_key'],
            'value': TradingConfig._convert_value(
                config['config_value'], 
                config['config_type']
            ),
            'type': config['config_type'],
            'category': config['category'],
            'description': config['description']
        }
    except HTTPException:
        raise
    except Exception as e:
        raise HTTPException(status_code=500, detail=str(e))


@router.put("/{key}")
async def update_config(key: str, item: ConfigUpdate):
    """更新配置"""
    try:
        # 获取现有配置以确定类型和分类
        existing = TradingConfig.get(key)
        if not existing:
            raise HTTPException(status_code=404, detail="Config not found")
        
        config_type = item.type or existing['config_type']
        category = item.category or existing['category']
        description = item.description or existing['description']
        
        TradingConfig.set(key, item.value, config_type, category, description)
        return {"message": "Config updated", "key": key}
    except HTTPException:
        raise
    except Exception as e:
        raise HTTPException(status_code=500, detail=str(e))


@router.post("/batch")
async def update_configs_batch(configs: list[ConfigItem]):
    """批量更新配置"""
    try:
        for item in configs:
            TradingConfig.set(
                item.key,
                item.value,
                item.type,
                item.category,
                item.description
            )
        return {"message": f"{len(configs)} configs updated"}
    except Exception as e:
        raise HTTPException(status_code=500, detail=str(e))