using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;
using FinlyticCore.Models.Analyzer;
using FinlyticCore.Models.Assets;

namespace FinlyticAnalyzer.Entities;

[Table("trade_proposals")]
public class TradeProposalEntity
{
    [Key]
    public Guid Id { get; set; } = Guid.NewGuid();

    [Required]
    [MaxLength(100)]
    public string AnalysisId { get; set; } = string.Empty;

    [Required]
    [MaxLength(100)]
    public string EventId { get; set; } = string.Empty;

    [Required]
    [MaxLength(30)]
    public string Isin { get; set; } = string.Empty;

    [MaxLength(30)]
    public string Symbol { get; set; } = string.Empty;

    [MaxLength(150)]
    public string Name { get; set; } = string.Empty;

    [MaxLength(50)]
    public string Sector { get; set; } = "General";

    public AssetType Type { get; set; } = AssetType.Stock;

    /// <summary>
    /// KI-Entscheidung ("BUY", "SELL", "HOLD", "REJECTED")
    /// </summary>
    [MaxLength(20)]
    public string ProposedAction { get; set; } = "BUY";

    public double ConfidenceScore { get; set; }

    // --- KI Execution Plan (Vorgeschlagene Preismarken) ---
    [Column(TypeName = "decimal(18,4)")]
    public decimal EntryPrice { get; set; }

    [Column(TypeName = "decimal(18,4)")]
    public decimal StopLoss { get; set; }

    [Column(TypeName = "decimal(18,4)")]
    public decimal TakeProfit { get; set; }

    [Column(TypeName = "decimal(18,4)")]
    public decimal? EntryZoneMin { get; set; }

    [Column(TypeName = "decimal(18,4)")]
    public decimal? EntryZoneMax { get; set; }

    public string? TakeProfitTargets { get; set; } // Comma-separated or JSON

    [Column(TypeName = "decimal(18,4)")]
    public decimal? RiskRewardRatio { get; set; }

    [Column(TypeName = "decimal(18,4)")]
    public decimal? MaxLeverage { get; set; }

    // --- Kontext aus Request & KI ---
    public string ReasonSummary { get; set; } = string.Empty;
    public string TechnicalRationale { get; set; } = string.Empty;
    public string FundamentalRationale { get; set; } = string.Empty;
    public string RiskWarning { get; set; } = string.Empty;

    [MaxLength(30)]
    public string RiskTolerance { get; set; } = "Balanced";

    [MaxLength(20)]
    public string Timeframe { get; set; } = "1-7 Tage";

    [MaxLength(30)]
    public string InstrumentType { get; set; } = "KnockOut";

    public VixMarketRegime VixRegime { get; set; }
    
    [Column(TypeName = "decimal(18,4)")]
    public decimal VixValue { get; set; }

    public double WinRate { get; set; }

    public DateTime CreatedAt { get; set; } = DateTime.UtcNow;
    public DateTime ExpiresAt { get; set; } = DateTime.UtcNow.AddHours(3);
}