using Microsoft.EntityFrameworkCore;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;

namespace MoneyMap.Models;

[Index(nameof(MerchantId), nameof(CardId), nameof(Frequency), IsUnique = true)]
public class RecurringPlace
{
    [Key]
    public int Id { get; set; }

    [Required]
    public int MerchantId { get; set; }
    public Merchant Merchant { get; set; } = null!;

    [Required]
    public int CardId { get; set; }
    public Card Card { get; set; } = null!;

    [Required]
    public int CategoryId { get; set; }
    public Category Category { get; set; } = null!;

    [Column(TypeName = "decimal(18,2)")]
    public decimal Amount { get; set; }

    [Required]
    [MaxLength(50)]
    public string Frequency { get; set; } = string.Empty; // e.g., "Monthly", "Weekly", "Quarterly"

    [Required]
    public DateTime NextDueDate { get; set; }

    [MaxLength(500)]
    public string Notes { get; set; } = string.Empty;

    [NotMapped]
    public string DisplayLabel => $"{Merchant.Name} - {Card.Last4} - {Frequency} - ${Amount:N2}";
}