using System; using System.ComponentModel.DataAnnotations; using System.ComponentModel.DataAnnotations.Schema; namespace StockMaster.Models { [Table("supplier", Schema = "stock_management")] public class Supplier { [Key] [Column("supplier_id")] public int SupplierId { get; set; } [Required(ErrorMessage = "Supplier name is required")] [MaxLength(100)] [Column("name")] public string Name { get; set; } [Required(ErrorMessage = "Contact person is required")] [MaxLength(100)] [Column("contact_person")] public string ContactPerson { get; set; } [Required(ErrorMessage = "Phone is required")] [MaxLength(20)] [Column("phone")] public string Phone { get; set; } [Required(ErrorMessage = "Email is required")] [EmailAddress(ErrorMessage = "Invalid email format")] [MaxLength(100)] [Column("email")] public string Email { get; set; } [Required(ErrorMessage = "Address is required")] [Column("address")] public string Address { get; set; } [Column("created_at")] public DateTime CreatedAt { get; set; } = DateTime.Now; } }