using AssetManager.Models.DTOs;

namespace AssetManager.Services;

/// <summary>
/// 投资组合门面接口 - 整合多个服务，简化 Controller 调用
/// </summary>
public interface IPortfolioFacade
{
    /// <summary>
    /// 创建投资组合
    /// </summary>
    Task<CreatePortfolioResponse> CreatePortfolioAsync(CreatePortfolioRequest request, string userId);
    
    /// <summary>
    /// 获取投资组合详情
    /// </summary>
    Task<PortfolioDetailResponse> GetPortfolioDetailAsync(string portfolioId, string userId);
    
    /// <summary>
    /// 获取投资组合列表
    /// </summary>
    Task<List<PortfolioListItem>> GetPortfolioListAsync(string userId);
    
    /// <summary>
    /// 获取净值历史
    /// </summary>
    Task<NavHistoryResponse> GetNavHistoryAsync(string portfolioId, NavHistoryRequest request, string userId);
    
    /// <summary>
    /// 创建交易
    /// </summary>
    Task<TransactionItem> CreateTransactionAsync(string portfolioId, CreateTransactionRequest request, string userId);
    
    /// <summary>
    /// 获取交易列表
    /// </summary>
    Task<List<TransactionItem>> GetTransactionsAsync(string portfolioId, GetTransactionsRequest request, string userId);
    
    /// <summary>
    /// 获取策略信号
    /// </summary>
    Task<StrategySignalResponse> GetStrategySignalAsync(string portfolioId, string userId);
    
    /// <summary>
    /// 删除投资组合
    /// </summary>
    Task<bool> DeletePortfolioAsync(string portfolioId, string userId);
    
    /// <summary>
    /// 更新投资组合
    /// </summary>
    Task<bool> UpdatePortfolioAsync(string portfolioId, UpdatePortfolioRequest request, string userId);
    
    /// <summary>
    /// 创建投资组合（含用户验证和币种校验）
    /// </summary>
    Task<CreatePortfolioResponse> CreatePortfolioWithValidationAsync(CreatePortfolioRequest request, string userId);
    
    /// <summary>
    /// 回填净值历史
    /// </summary>
    Task<BackfillNavResponse> BackfillNavHistoryAsync(string portfolioId, string userId, bool force = false);
    
    /// <summary>
    /// 获取用户总资产
    /// </summary>
    Task<TotalAssetsResponse> GetTotalAssetsAsync(string userId);
}